M-1 Street Flooding Potential

Time: 615 PM Sat July 20, 2024 Forecaster: Aaron O'Brien ------------------------- MESSAGE 1 Flash Flood Prediction Program ------------------------- STREET FLOODING POTENTIAL We have determined that street and small stream flooding is possible in the following counties: ARAPAHOE, DENVER, ADAMS, DOUGLAS, BROOMFIELD, JEFFERSON, BOULDER (CITY OF BOULDER AFFECTED) including: WHEAT RIDGE, ARVADA, THE CITY OF AURORA, DIA, LAKEWOOD ------------------------------------------------------------------------------ from: Current to 1100 PM . Prime time for flooding: 700 PM to 1000 PM . ------------------------------------------------------------------------------ Forecast rainfall: Typical showers thunderstorms today will produce 0.25"-0.50” in 10-30 minutes. Stronger/slower moving storms will produce up to 1.00" in 10-30 minutes. ------------------------------------------------------------------------------ The most likely areas to be impacted by flooding are: X Mountain streams & floodplains; road crossings; canyon roads & highways; recreational trails; adjacent open space areas/campgrounds/parks; fishing access points & stream reaches; buildings near streams; utilities X Urban streams/gulches; road crossings; recreational trails; adjacent open space areas/campgrounds/parks; floodplain properties; utilities X Urban streets, intersections, low lying areas, known trouble spots ------------------------------------------------------------------------------ Additional Information: A strong/stationary thunderstorm, or training of thunderstorms, may be capable of producing up to 1.50” or more in 30 minutes or less. This message is not intended for public dissemination. Please pass this information along to affected emergency response organizations (police, fire, public works, etc.) within your area. Also, please take appropriate actions to prepare for possible flooding. Further information will be provided to you as it becomes available. MHFD Flood Prediction Center: 303-458-0789    F2P2 Website [http://udfcd.org/Flash+Flood+Prediction+Program]