Time: 120 AM Wed July 5, 2023 Forecaster: Justin Brooks

Internal Message Status
Flash Flood Prediction Program

MESSAGE 1’S WILL BE ALLOWED TO EXPIRE AT 2AM
Message 1’s will be allowed to expire at 2:00 AM as the threat for heavy rainfall has diminished.

A few scattered showers currently, favoring eastern portions of the District at this time. Off and on showers/isolated thunderstorms will be possible over the next few hours. Storms have decreased significantly in intensity and should weaken to just showers over the next hour or two.

Storm motions have picked up, with 20-30mph west to east movement. A chance for showers will likely continue through daybreak with another chance for storms tomorrow afternoon and evening.
STORM RAINFALL POTENTIAL AND DURATION: Typical rain showers will produce a TR-0.25” total, in 10-30 minutes. A weak to moderate thunderstorm could produce 0.25-0.50” total, in 10-30 minutes.

WORST CASE SCENARIO: A moderate to strong thunderstorm, or training of thunderstorms has the potential to produce up to 1.0” in 45-60 minutes.

County Message Valid Times Prime Time
Arvada 1 Current TO 200 AM Current TO 130 AM
the City of Aurora 1 Current TO 200 AM Current TO 130 AM
Arapahoe County 1 Current TO 200 AM Current TO 130 AM
DIA 1 Current TO 200 AM Current TO 130 AM
Denver County 1 Current TO 200 AM Current TO 130 AM
Douglas County 1 Current TO 200 AM Current TO 130 AM
Adams County 1 Current TO 200 AM Current TO 130 AM
Broomfield County 1 Current TO 200 AM Current TO 130 AM
Jefferson County 1 Current TO 200 AM Current TO 130 AM
Boulder County 1 Current TO 200 AM Current TO 130 AM
Wheat Ridge 1 Current TO 200 AM Current TO 130 AM
Lakewood 1 Current TO 200 AM Current TO 130 AM

County-specific Quantitative
Precipitation Outlook
Precipitation Time 30-Minute Rainfall
and % Probability
Message
Potential
Plains      
Adams Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Arapahoe Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Boulder Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Broomfield Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Denver Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Douglas Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Jefferson Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Foothills above 6500ft      
Boulder Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Douglas Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
Jefferson Current TO 600 AM WED
Trace (50%) to 0.25" (25%) to 0.5" (10%) LOW
MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS.
https://f2p2.udfcd.org/generator/