Time: 947 PM Tue July 2, 2019 Forecaster: Nick Barlow

Internal Message Status
Flash Flood Prediction Program

MESSAGES WILL BE ALLOWED TO EXPIRE AT 10:00PM
-Message 1's issued for the entire District will be allowed to expire at 10:00pm, as the threat for heavy rainfall has come to an end.
-Additional shower and thunderstorm activity this evening has been minimal over the District, thanks to drier air working in from the W and cooling surface temperatures.
-A few showers and perhaps a weak thunderstorm could drift over the District through about 11:00pm, but only light to briefly-moderate rainfall totals are expected at this time.
STORM RAINFALL POTENTIAL AND DURATION: Showers and thunderstorms will produce rainfall amounts between 0.05-0.35" in 10-30 minutes.

WORST CASE SCENARIO: An isolated stronger, slow-moving thunderstorm produces up to 0.70" rainfall in 45-75 minutes.

County Message Valid Times Prime Time
Arvada 1 Current TO 1000 PM Current TO 1000 PM
the City of Aurora 1 Current TO 1000 PM Current TO 1000 PM
Arapahoe County 1 Current TO 1000 PM Current TO 1000 PM
DIA 1 Current TO 1000 PM Current TO 1000 PM
Denver County 1 Current TO 1000 PM Current TO 1000 PM
Adams County 1 Current TO 1000 PM Current TO 1000 PM
Douglas County 1 Current TO 1000 PM Current TO 1000 PM
Broomfield County 1 Current TO 1000 PM Current TO 1000 PM
Boulder County 1 Current TO 1000 PM Current TO 1000 PM
Jefferson County 1 Current TO 1000 PM Current TO 1000 PM
Wheat Ridge 1 Current TO 1000 PM Current TO 1000 PM
Lakewood 1 Current TO 1000 PM Current TO 1000 PM

County-specific Quantitative
Precipitation Outlook
Precipitation Time 30-Minute Rainfall
and % Probability
Message
Potential
Plains      
Adams Current TO 1100 PM TUE
Trace (60%) to 0.2" (30%) to 0.4" (10%) ISSUED
Arapahoe Current TO 1100 PM TUE
Trace (60%) to 0.2" (30%) to 0.4" (10%) ISSUED
Boulder Current TO 1100 PM TUE
Trace (90%) to 0.2" (50%) to 0.4" (15%) ISSUED
Broomfield Current TO 1100 PM TUE
Trace (85%) to 0.2" (40%) to 0.4" (15%) ISSUED
Denver Current TO 1100 PM TUE
Trace (60%) to 0.2" (30%) to 0.4" (10%) ISSUED
Douglas Current TO 1100 PM TUE
Trace (60%) to 0.2" (30%) to 0.4" (10%) ISSUED
Jefferson Current TO 1100 PM TUE
Trace (60%) to 0.2" (30%) to 0.4" (10%) ISSUED
Foothills above 6500ft      
Boulder Current TO 1100 PM TUE
Trace (80%) to 0.2" (50%) to 0.4" (15%) ISSUED
Douglas Current TO 1100 PM TUE
Trace (65%) to 0.2" (30%) to 0.4" (10%) ISSUED
Jefferson Current TO 1100 PM TUE
Trace (65%) to 0.2" (30%) to 0.4" (10%) ISSUED
MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS.