Time: 837 PM Mon July 24, 2023 Forecaster: Brad Simmons

Internal Message Status
Flash Flood Prediction Program

MESSAGE 1 ISSUED FOR DOUGLAS COUNTY WILL BE ALLOWED TO EXPIRE AT 9:00 PM
Message 1 issued for Douglas County will be allowed to expire at 9:00 PM as the threat for brief heavy rainfall has ended for the day.

A few stronger storms impacted areas E of I-25 late this afternoon and evening producing a brief burst of rain and gusty winds. A larger and slower moving storm over Douglas County developed and prompted Message 1's to be issued but this storm has long since moved eastward and generally dry conditions have developed with the exception of the southern foothills and portions of the Palmer Divide.

A few lingering light rain showers and possibly a very isolated weak thunderstorm will continue possible over the next couple hours favoring Douglas County and southern Jefferson County.
STORM RAINFALL POTENTIAL AND DURATION: Rain showers and possibly an very isolated weak thunderstorm will produce rainfall amounts of a trace to 0.2".

County Message Valid Times Prime Time

County-specific Quantitative
Precipitation Outlook
Precipitation Time 30-Minute Rainfall
and % Probability
Message
Potential
Plains      
Adams Current TO 1100 PM MON
Trace (20%) to 0.1" (10%) to 0.2" (5%) NONE
Arapahoe Current TO 1100 PM MON
Trace (40%) to 0.1" (20%) to 0.2" (10%) NONE
Boulder Current TO 1100 PM MON
Trace (20%) to 0.1" (10%) to 0.2" (5%) NONE
Broomfield Current TO 1100 PM MON
Trace (20%) to 0.1" (10%) to 0.2" (5%) NONE
Denver Current TO 1100 PM MON
Trace (20%) to 0.1" (10%) to 0.2" (5%) NONE
Douglas Current TO 1100 PM MON
Trace (80%) to 0.1" (40%) to 0.2" (15%) NONE
Jefferson Current TO 1100 PM MON
Trace (30%) to 0.1" (15%) to 0.2" (5%) NONE
Foothills above 6500ft      
Boulder Current TO 1100 PM MON
Trace (20%) to 0.1" (10%) to 0.2" (5%) NONE
Douglas Current TO 1100 PM MON
Trace (80%) to 0.1" (40%) to 0.2" (15%) NONE
Jefferson Current TO 1100 PM MON
Trace (60%) to 0.1" (30%) to 0.2" (10%) NONE
MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS.
https://f2p2.udfcd.org/generator/