Time: 743 PM Sat July 9, 2022 Forecaster: Justin Brooks ------------------------- Heavy Precipitation Outlook Flash Flood Prediction Program ------------------------- OUTFLOW BOUNDARIES HAVE RESULTED IN ISOLATED THUNDERSTORMS TOWARDS EASTERN PORTIONS OF THE DISTRICT - A storm that formed in Elbert County has produced a gust front that has moved into the district at this time. - A few scattered thunderstorms have developed producing moderate to brief heavy rainfall. These storms should remain isolated and east of I-25. - Additional storms could be possible off additional outflow boundaries if they move west and into Denver. STORM RAINFALL POTENTIAL AND DURATION: Rain showers/isoalted thunderstorms can produce TR-0.20" in 10-30 minutes. A moderate to strong thunderstorm can produce 0.20-0.60" in 10-30 minutes. WORST CASE SCENARIO: A strong anchored storm has the potential to produce 0.6-1.2" in 30-60 minutes. A LOOK AHEAD: Hot and dry weather expected tomorrow morning with another slight chance for scattered afternoon/eve rain showers and thunderstorms. LOCATION PRIME TIME 30-Minute Rainfall and % Probability Message Potential Plains       Adams Current TO 1000 PM SAT Trace (50%) to 0.2" (30%) to 0.6" (15%) LOW Arapahoe Current TO 1000 PM SAT Trace (50%) to 0.2" (30%) to 0.6" (15%) LOW Boulder Current TO 1000 PM SAT Trace (30%) to 0.2" (15%) to 0.6" (10%) LOW Broomfield Current TO 1000 PM SAT Trace (30%) to 0.2" (15%) to 0.6" (10%) LOW Denver Current TO 1000 PM SAT Trace (40%) to 0.2" (20%) to 0.6" (10%) LOW Douglas Current TO 1000 PM SAT Trace (50%) to 0.2" (30%) to 0.6" (15%) LOW Jefferson Current TO 1000 PM SAT Trace (30%) to 0.2" (15%) to 0.6" (10%) LOW Foothills above 6500ft       Boulder Current TO 1000 PM SAT Trace (40%) to 0.2" (20%) to 0.5" (10%) LOW Douglas Current TO 1000 PM SAT Trace (40%) to 0.2" (20%) to 0.5" (10%) LOW Jefferson Current TO 1000 PM SAT Trace (40%) to 0.2" (20%) to 0.5" (10%) LOW MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS. MHFD Flood Prediction Center: 303-458-0789    F2P2 Website [http://udfcd.org/Flash+Flood+Prediction+Program]