Boulder flood conditions. data plotted are daily averages starting at 0Z.

Boulder flood conditions. Flood events in Boulder are often the results of complex interactions between various climatic and weather patterns endemic to the region. pdf format, and you will need adobe acrobat to view it. May 18, 2023 · A Flash Flood Warning is in effect for Boulder County and parts of Weld County until 7 p. Severe thunderstorms were warned by the National Weather Service in Boulder. According to weather historian Christopher C. Colorado has a semi-arid climate and a history of flash flooding. Sep 18, 2013 · A show by The Weather Channel highlighted the unlikely consequences of a flood in Boulder, Colo. Jul 15, 2025 · Here’s a look at some of Boulder’s recent flood mitigation efforts. Enjoy discovering interesting facts about the region’s worst historical floods from the FloodStoryMap developed by Boulder County. September 13, 2013. May 7, 2025 · A dam engineer who designed a major expansion of Gross Reservoir Dam in Boulder County told a federal judge Tuesday that the raising of the dam, facing a potential halt due to an April federal court ruling, needs to proceed to protect public safety. Sep 17, 2013 · Boulder is no stranger to floods. Sep 11, 2023 · Remembering the 1976 Big Thompson Canyon flood David Barjenbruch, senior meteorologist at the National Weather Service in Boulder, described the Big Thompson flood as a more localized, heavy rain-producing thunderstorm that spurred the 1976 catastrophic flash flood. Jul 16, 2025 · Important information on flood preparedness from the City of Boulder and Boulder County's Office of Disaster Management. The Colorado Water Conservation Board said several rivers across Colorado Sep 17, 2021 · Eight years ago this week, Colorado experienced one of its worst natural disasters when a week of rain flooded 20 counties, caused nearly $4 billion in damages, killed nine people and destroyed Oct 10, 2025 · Visit Boulder County Public Health for the latest on COVID-19, including health orders, vaccinations and testing. ; Typhoon Remnants Impacting Alaska A coastal storm continues to bring heavy rain, coastal flooding, high surf, dangerous rip currents, and gusty winds to the East Coast into early Tuesday. Your insurance agent will have more information about the National Flood Insurance Program (NFIP). Boulder County, CO severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. A heavy rain and flash flood risk continues for the Southwest/Four Corners region with lingering tropical moisture through Monday. Visit today! Get the weather forecast with today, tomorrow, and 10-day forecast graph. What caused the flood? "An unusually heavy storm of cloudburst intensity in eastern Colorado and western Nebraska during the night of May 30-31, 1935, which followed two periods of general rainfall over the Republican-Kansas River Basin earlier in the month, produced the greatest flood of record in the upper part of this basin and a flood nearly as great as any previously recorded on the lower 3 days ago · Boulder City, NV severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. Key Takeaways Boulder’s flood risk is largely due to its location at the base of the Rockies, where flash floods are common during heavy rainfall and snowmelt. In this example, the river is in the action stage, but is forecast to become a moderate flood. View our lightning tracker and radar. Jun 4, 2025 · Event SummariesStorm Data for BOU Office's Forecast Area For the severe weather data for a particular month, choose the month and year and click "find". The earliest recorded flood in Boulder was the great flood of 1894 which came down Boulder Canyon and flooded most of the downtown area. The Real-time Storm and Flood Data Map contains current warning information from the National Weather Service, live radar and lightning strike data, 1-hour storm track projections, and rainfall and stream level measurements from the ALERT System. 2 days ago · Heavy Rainfall in Southern California and in the Southern Plains; Heavy Snow in the Sierra Nevada Mountains and Rockies A Pacific storm will bring coastal/lower elevation heavy to excessive rainfall to southern California and the Southern Rockies today, with localized flash flooding possible, especially near recent burn scars. Causes of the Boulder area flood from NBCNews. The city of Boulder provides information on risks specific to post-flood conditions as well as the top eight personal preparedness tips to help residents get ready for flood season. Typhoon Floods in the Boulder AreaFloods In the Boulder Area Jul 23, 2025 · A flood threat was issued for metro Denver, north Teller and El Paso counties; western Douglas County; Jefferson County; eastern Park, Clear Creek and Gilpin counties; and central Boulder and Floodplain maps are periodically updated and revised to reflect changing conditions, such as impacts of flooding, new topography, land development, updated mapping studies, and construction of floodplain improvements. Heavy snow expected from northwestern Wyoming into southern Montana. Select plot to get larger version. m. Leffingwell, Boulder Daily Camera) Dec 6, 2024 · In September 2013, Boulder, Colorado, and its surrounding areas experienced a catastrophic flood that devastated the region. Jun 12, 2023 · DENVER — The threat of flooding continues Monday over a large portion of Colorado including the Denver metro area stretching south through Colorado Springs and north to the Wyoming border. When conditions indicate the potential for flooding, get out of low-lying areas, canyons and areas downstream from dams. All open burning is discouraged due to increased wind and lower humidity except by experienced fire personnel. In the event of a NWS BOulder Denver PreparednessPublic Comment Period Open for Arapahoe County Partial County Alerting Average Frost and Freeze Dates for Colorado Denver's Monthly Weather Summary for September NWS BOulder Denver PreparednessPublic Comment Period Open for Arapahoe County Partial County Alerting Average Frost and Freeze Dates for Colorado Denver's Monthly Weather Summary for September The 1894 Boulder flood was a natural disaster that reshaped the landscape of Boulder County, wiping out some communities and forcing others to come together to rebuild. KEY MESSAGES - Isolated evening showers and thunderstorms possible, but a decreasing threat. Find your Watershed Address on BASIN's Image Map of Boulder Creek Tributaries Bear Creek Boulder Creek Coal Creek Four Mile Canyon Creek Goose Creek Rock Creek South Boulder Creek Two Mile Creek 4 days ago · NOAA National Weather ServiceEast Coast Storm; Heavy Rain and Flooding in the Southwest U. Feb 13, 2025 · A flash flood warning was downgraded Thursday morning to a flood warning for Santa Clara, San Mateo and Santa Cruz counties, according to the National Weather Service. Officials said the lessons learned may be similar to ones Pagosa Springs will soon know as well, as Sep 13, 2013 · For the latest weather forecasts, road closures and traffic, the latest flood advisories, near-by shelters and other emergency information check out this Google crisis map for the Boulder area: Sep 11, 2023 · The $63 million South Boulder Creek mitigation project is furthest along among 37 city initiatives planned over decades to safeguard thousands of homes from danger. [13] On July 31, 1976, the The outer circle is forecast stage, the inner circle is observed stage. 13 - Water flows over or around numerous bridges crossing Boulder Creek. But that event mostly affected just the Big Thompson Canyon. The resulting floods and mudslides threw residents’ lives into chaos, while destroying property and l. data plotted are daily averages starting at 0Z. A few gusts to around 60 mph if a stronger storm develops. Join Boulder Office of Disaster Management and the Boulder Small Business Development Center for this workshop designed to help business owners strengthen their preparedness. Winter Impacts for RMNP Snow Forecast for RMNP Severe Weather/Flash Flooding Decision Support Today's Severe Weather Outlook Today's Tornado Potential Today's Hail Potential Today's Thunderstorm Wind Gust Potential Jun 11, 2023 · Large hail, tornadoes, and strong winds predicted in Colorado. Jun 12, 2023 · Boulder got 1 to 2 inches of hail and flooding of streets and paths as severe storms hit the Front Range on Monday morning and afternoon. com is the official website for Denver7, your trusted source for Colorado information. - Patchy frost expected for portions of the plains Thursday night/Friday morning, with more widespread freeze • The heaviest rain in the foothills of Boulder & Larimer counties finally began to abate, but widespread flash flooding continued due to the extremely heavy rainfall during the evening and early morning hours. See our weather on Twitter @BoulderCh1News and FaceBook Boulder Channel one. Jun 2, 2009 · The National Weather Service is your best source for complete weather forecast and weather related information on the web! Colorado residents who were evacuated due to flooding arrive at Boulder Municipal Airport in Boulder, September 13, 2013, after being rescued by National Guard and civilian rescue personnel. Open burning should not be attempted. Following the devastating floods, the city implemented a comprehensive flood mitigation plan that included infrastructure improvements, updated floodplain maps, and enhanced community preparedness programs. Floods are dangerous and can cause significant property damage, injuries, and fatalities. Preparing for floods involves monitoring weather alerts, flood-proofing your property, and having a clear evacuation plan. Floods are one of the most destructive natural disasters, and Boulder, Colorado, has experienced their devastating effects firsthand. The 2013 Flood resulted in extensive damage to private property as well as to Boulder County roads, bridges, creeks, and open space. Increasing winds and lower humidity contribute to drying fuels. This early notification service alerts local authorities from the 7-county Denver/Boulder metro area of developing flood threats, operating in partnership with the National Weather Service. Aug 22, 2025 · Heavy rain and isolated flooding is possible starting this weekend across northeastern Colorado as high temps in Denver drop into the 70s over through next week. 324 FXUS65 KBOU 152340 AFDBOU Area Forecast Discussion National Weather Service Denver/Boulder CO 540 PM MDT Wed Oct 15 2025 . The city’s topography and weather elements synergize, at times, to create conditions conducive to flooding. With Boulder County at the epicenter of the disaster, the road to recovery has been long and arduous, and still continues today. Scientists speculate that climate change may have played a role in creating this weather event, through having a slightly warmer atmosphere that can hold more water vapor (Climate Central: " Flood Ravaged Boulder, CO, Sets Annual Boulder area flood of September 2013: Weather archive Variables are from the NCEP/NCAR Reanalysis. To find out if you are in a floodplain, search the map by clicking the magnifying glass icon to enter your property address. Colorado and Wyoming National Guard units were activated to provide assistance to people affected by massive flooding along Colorado's Front Range. A heavy rain and flash flood risk continues for the Southwest/Four Corners region with lingering tropical moisture Jun 18, 2025 · Boulder City, MO severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. Sep 12, 2023 · Ten years ago this week, torrential rains fell across the Front Range, triggering one of the worst floods in Colorado's short recorded history, accompanied by a staggering repair bill now approaching $3 billion. The Denver7 news team is tracking the latest weather alerts and conditions across the Denver metro and Colorado. Water on roads has made driving dangerous in Northern Colorado and Metro Denver. Long-term recovery efforts continue. Below are links to areas on campus that are within flood zones. Local lightning strike map for Boulder, CO and surrounding areas. Sep 1, 2013 · #1 September 2013 Floods September 11th-15th, 2013 Overview In almost unanimous fashion, topping the list of Colorado weather events in the past decade were the Floods of September 2013. Multiple weather watches and warnings have been issues across the state, including a flash flood watch that includes the Denver metro area until midnight as widespread showers and storms are bringing the 324 FXUS65 KBOU 152340 AFDBOU Area Forecast Discussion National Weather Service Denver/Boulder CO 540 PM MDT Wed Oct 15 2025 . gov for updates during any disaster and for more preparedness information. May 5, 2025 · The National Weather Service issued a flood advisory to the Las Vegas valley Monday as rainfall and cooler temperatures continued in the valley. The impact of this event on local communities was profound, leading to a long and challenging Jul 14, 2025 · CU Boulder flood modeler Zhi Li explains why current flood warnings can leave communities unprepared—and how high-resolution forecasting and better risk communication could save lives. Also, some data may not be available yet. Nov 25, 2020 · With a turbulent history of progressively linked natural disasters, Boulder, Colorado has risen as a pioneer and one of many leaders within a group of resilient cities around the globe. The map shows floodplains, conveyance zones, critical facilities, elevation certificates and FEMA flood information. Ongoing heavy showers and 2 days ago · East Coast Storm; Heavy Rain and Flooding in the Southwest U. When it comes to floods, our main goal is to ensure the safety of our citizens. That’s why we’ve developed our Flash Flood Prediction Program (F2P2) which runs April through September in the Denver/Boulder metropolitan area. Some, particularly mining camps in the high canyons, were lost immediately, while others eventually Flood season begins April 1 and it’s important that CU-Boulder students, faculty and staff know what to do in the event of flash flooding. In September of 2013, a weeklong downpour hit Boulder County, Colorado, bringing more rainfall in a week than the county would often get in an entire year. Boulder area flood of September 2013: Local Boulder Weather Conditions Conditions are from the NCAR Foothills and Mesa Labs News Headlines Public Comment Period Open for Arapahoe County Partial County Alerting Average Frost and Freeze Dates for Colorado Denver's Monthly Weather Summary for September Denver/Boulder, CO Weather Forecast Office NOAA National Weather ServiceEast Coast Storm; Heavy Rain and Flooding in the Southwest U. Denver7. NullPacketNO ACTIVE BRIEFING 5 days ago · The 2013 floods in Boulder, Colorado, offer valuable lessons in disaster recovery and resilience building. May 6, 2025 · A persistent low-pressure system hanging over much of Colorado continued dropping heavy rain and mountain snow Tuesday, while forecasters warned of possible flood conditions for southeastern parts Severe Weather Outlook Weather. Sep 22, 2013 · Glancy, at the National Weather Service, said analysis of this storm will continue for a long time to come, but he is already comfortable saying it exceeded Boulder’s flood of May 1969 — the Sep 10, 2013 · Boulder area flood of September 2013: Precipitation Precipitation from the Advanced Hydrological Prediction Service. gov > Denver/Boulder, CO > Severe Weather Outlook Current Hazards Current Conditions Radar Flash Flood damage on Rock Creek at Dillon Road and Highway 287, Louisville, CO (M. Note: the data is in . Fires escape control more easily and containment is difficult for inexperienced fire personnel. 1 day ago · 13. Jun 5, 2025 · A flash flood warning is in effect for parts of Douglas and Elbert counties, according to a warning posted by the National Weather Service’s Boulder office. Following a few days of light to moderate rains in portions of the state, the clouds unleashed torrents of rain across relatively large portions of the Front Range from the evening of September 11th through Boulder County, CO severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. "Inside the Colorado deluge: How much rain fell on the Front Range, and how historic was it?" (UCAR/NCAR) Maps and Data 1 day ago · NOAA National Weather Service Denver/Boulder, COPublic Comment Period Open for Arapahoe County Partial County Alerting Average Frost and Freeze Dates for Colorado Denver's Monthly Weather Summary for September Jul 16, 2025 · Denver7 is tracking the latest Colorado weather alerts as strong-to-severe thunderstorms are firing up Wednesday night. Jun 26, 2025 · Heavy rain is expected to cause flash flooding across sections of Boulder and Weld counties on Wednesday night, according to the National Weather Service. Recent moderate- to high-severity burns clearly enhanced local flooding (and debris flows) in some drainages, e. Boulder High School fields. 5 - There is extensive flooding of buildings and streets near Boulder Creek in the city of Boulder. Colorado, USA. The NWS weather map also displays rainfall, wind and temperature measurements from the ALERT System. Heavy snow is forecast over parts of the Sierra Nevada Mountains The flooding caused tremendous damage to buildings, roads, and utilities, and changed the landscape through significant erosion, sediment transport, and deposition. Ten years ago this week, a cold Explore USGS monitoring locations within Montana that collect continuously sampled water data Flooding, particularly flash flooding, is a primary hazard of concern in the region. g. 5 days ago · Current conditions at Fort Collins/Loveland - Northern Colorado Regional Airport (KFNL) Lat: 40. S. Determine if your home and workplace are in a flood plain. Recognized as the #1 flash flood risk community in Colorado, Boulder's decades old planning and forethought into the preservation of waterways and permeable landscape has evolved into initiatives that have been Colorado residents who were evacuated due to flooding arrive at Boulder Municipal Airport in Boulder, September 13, 2013, after being rescued by National Guard and civilian rescue personnel. In Colorado past flash floods have brought similar heartache and similar threats. Be prepared with the most accurate 10-day forecast for Boulder, Colorado 80303 with highs, lows, chance of precipitation from The Weather Channel and Weather. In 1965 another flood hit Colorado. On this page you learn what types of flooding are typical in Colorado and how do you protect yourself, your family and your home. Doppler radar and rain conditions from Weather Underground. You will also find out more about significant Colorado floods. Jul 10, 2025 · The USGS Real-Time Flood Impact Map helps communities stay safe by providing real-time information and visuals about locations in their area that may be experiencing flooding. More than 12 years after historic floods devastated Boulder County, recovery work continues. If flooding becomes very likely, consider filling up sinks, bathtubs and other containers with clean water. A heavy rain and flash flood risk continues for the Southwest/Four Corners region with lingering tropical moisture 2 days ago · NOAA National Weather ServiceHeavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies; Heavy Rain in Guam A storm system moving over the Rockies today will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. 3 days ago · Boulder, CO severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. Finally, you'll find links to NWS offices that provide forecast and safety information for Colorado, as well as links to our partners who play a significant role in keeping you safe. Many creeks posing a risk to Boulderites are still years or even decades away from flood mitigation. 45°N Lon: 105. Then, it came true. Gregory Canyon Creek Flood Mitigation Project – Planning and design are in progress to address flood risk in this steep watershed that begins in Chautauqua and continues through adjacent neighborhoods. Jun 10, 2024 · Flood warnings are in effect near several Colorado rivers Monday as late spring snowmelt continues to engorge waterways. The most infamous flood in Boulder’s history occurred in 2013, causing widespread destruction and loss. Like other extreme weather events, the 1894 deluge played an integral role in the development of the affected communities. Understanding the causes Our Contrail and NovaStar5 websites offer many other nice features such as the NWS Weather Story dashboard. 02°W Elev: 5016ft. Boulder City, NV severe weather warnings, watches and advisories such as for a thunderstorm, tornado, coastal or flash flood, excessive heat advisory, freeze, ice or frost alerts, tropical storm and more, as immediately issued by the National Weather Service. Stay alert for changing weather conditions. Team coverage from Boulder Channel 1 News during Snow, and floods. , Fourmile Creek west of Boulder, but likely had only a minor impact on the flooding overall. DENVER, April 15, 2021 – Today the Mile High Flood District launched its 43rd annual flash flood prediction program. Jun 26, 2025 · The National Weather Service issued Flash Flood Warnings and Severe Thunderstorm Warnings for some areas including Boulder, Erie and Lafayette. Burt, floods pummeled Boulder in 1894, 1896, 1906, 1909, 1916, 1921, 1938, and 1969. Jun 25, 2025 · Another round of storms is popping up along the Interstate 25 corridor this evening. With the state’s variable weather patterns and mountainous terrain, Boulder residents know that floods are not a rare occurrence. In fact, it is one of Colorado's most flood-vulnerable communities. Here's the latest on the flood threat. This article delineates vital aspects of such interactions, offering insights into the city’s susceptibility and resilience to flood risks Boulder weather from Boulder Channel 1 News : Includes latest up to the minute weather forecasts from Nationals Weather Service in Boulder. Latest Denver news, top stories and updated Colorado breaking news and headlines. Exceedance Probability Analysis for the Colorado Flood Event, 9-16 September 2013 (from the Hydrometeorological Design Studies Center (HDSC), National Weather Service, NOAA ). All hold the potential and the promise of flash flooding, for the Boulder area is the number one flash flood hazard zone in the state of Colorado. The 2013 flood, considered one of the most significant natural disasters in the state’s history, resulted in widespread damage to infrastructure, homes, and the environment. The City of Boulder and Boulder County have implemented programs and preparedness measures to mitigate the risk, respond to, and recover from floods. [citation needed] The Big Thompson River begins around Estes Park in northern Colorado and flows east into Big Thompson Canyon. Mike Rogers, the civil engineer who designed the $531 million expansion of the dam, said bad weather could create flood conditions that would lead Jul 12, 2025 · It is hard to look at the heartbreak of the disaster in Texas. Sep 5, 2023 · On this anniversary of the 2013 Colorado flood, communities are reflecting on lessons of the flood and its story of resilience amid tragedy. Please visit boulderodm. The city is situated at the mouth of a canyon, and the Boulder Creek flows through the middle of town. Significant Colorado In situations such as South Boulder Creek south of US36 where conveyance of flood waters would increase flooding above existing conditions, detention is used as an alternative flood mitigation tool. com 6 days ago · Authorities in Colorado have reported rockslides, mudslides and flooding along several highways in southwest and south-central Colorado due to heavy rains. au3 38oqur 8c3p td 0ir7w s2bhm 6m urecl ihudhb djo9