Time: 442 AM Fri August 20, 2021 Forecaster: Brad Simmons ------------------------- Internal Message Status Flash Flood Prediction Program ------------------------- MESSAGE 1'S WILL BE ALLOWED TO EXPIRE AT 5AM - Message 1's issued for all areas of the District except Douglas County will be allowed to expire at 5:00am as the threat for heavy rainfall has ended. - Behind the broken line of fast moving thunderstorms that moved through the District between 2-4am dry conditions have filled in and are expected to continue for the remainder of the morning. Downslope W/NW winds behind the trough axis will act to dry out the atmosphere and severely limit the chances for any additional precipitation the remainder of today. - The HPO will be issued later this morning addressing any chances for precipitation this afternoon but the trend is for dry weather and unseasonably cool temperatures. STORM RAINFALL POTENTIAL AND DURATION: No precipitation expected the remainder of the morning. COUNTY MESSAGE VALID TIMES PRIME TIME Adams County 1 Current TO 500 AM Current TO 445 AM Jefferson County 1 Current TO 500 AM Current TO 445 AM Broomfield County 1 Current TO 500 AM Current TO 445 AM Boulder County 1 Current TO 500 AM Current TO 445 AM Denver County 1 Current TO 500 AM Current TO 445 AM Lakewood 1 Current TO 500 AM Current TO 445 AM Wheat Ridge 1 Current TO 500 AM Current TO 445 AM Arvada 1 Current TO 500 AM Current TO 445 AM the City of Aurora 1 Current TO 500 AM Current TO 445 AM Arapahoe County 1 Current TO 500 AM Current TO 445 AM DIA 1 Current TO 500 AM Current TO 445 AM MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS. MHFD Flood Prediction Center: 303-458-0789    F2P2 Website [http://udfcd.org/Flash+Flood+Prediction+Program]