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Areal Flood Advisory 0048
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2025-07-24 18:33:53 2025-07-24 18:33:00 2025-07-24 21:30:00
Continued 2025-07-24 19:29:54 2025-07-24 21:30:00
Expired 2025-07-24 21:25:59 2025-07-24 21:30:00


Action: New
Issued At: 2025-07-24 18:33:53

356 
WGUS85 KBOU 242333
FLSBOU

Flood Advisory
National Weather Service Denver CO
533 PM MDT Thu Jul 24 2025

COC001-123-250230-
/O.NEW.KBOU.FA.Y.0048.250724T2333Z-250725T0230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adams CO-Weld CO-
533 PM MDT Thu Jul 24 2025

...FLOOD ADVISORY IN EFFECT UNTIL 830 PM MDT THIS EVENING...

* WHAT...Small stream flooding caused by excessive rainfall is 
  expected.

* WHERE...A portion of northeast Colorado, including the following 
  counties, north central Adams and south central Weld.

* WHEN...Until 830 PM MDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas. 
  Rises in small streams and normally dry arroyos.

* ADDITIONAL DETAILS...

    - At 529 PM MDT, Doppler radar indicated heavy rain due to
    thunderstorms. This may cause small stream flooding. Between
    1 and 2 inches of rain have fallen.

    - This includes the following streams and drainages...
    Kiowa Creek, Wolf Creek, Lost Creek, Sand Creek, Comanche
    Creek.
    Additional rainfall amounts of 0.5 to 0.75 inches are
    expected over the area.

    - Some locations that will experience flooding include...
    Near Prospect Valley and Roggen.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 4000 10444 4007 10449 4013 10446 4024 10435
      4023 10430 4012 10430 4006 10432 3998 10430
      3988 10429 3988 10443 3997 10442


$$

as


Action: Continued
Issued At: 2025-07-24 19:29:54

178 
WGUS85 KBOU 250029
FLSBOU

Flood Advisory
National Weather Service Denver CO
629 PM MDT Thu Jul 24 2025

COC001-123-250230-
/O.CON.KBOU.FA.Y.0048.000000T0000Z-250725T0230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adams CO-Weld CO-
629 PM MDT Thu Jul 24 2025

...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 830 PM MDT THIS EVENING...

* WHAT...Small stream flooding caused by excessive rainfall 
  continues.

* WHERE...A portion of northeast Colorado, including the following 
  counties, north central Adams and south central Weld.

* WHEN...Until 830 PM MDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas. 
  Rises in small streams and normally dry creeks.

* ADDITIONAL DETAILS...

    - At 629 PM MDT, Doppler radar indicated heavy rain due to
    thunderstorms fell earlier this evening. Light rain will
    continue for then next 30 minutes. Small stream flooding will
    continue. Between 1.5 and 2.5 inches of rain have fallen.

    - This includes the following streams and drainages...
    Kiowa Creek, Wolf Creek, Lost Creek, Sand Creek, Comanche
    Creek.
    Additional rainfall amounts of 0.5 to 0.75 inches are
    expected over the area.

    - Some locations that will experience flooding include...
    Near Prospect Valley and Roggen.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 4000 10444 4007 10449 4013 10446 4024 10435
      4023 10430 4012 10430 4006 10432 3998 10430
      3988 10429 3988 10443 3997 10442


$$

as


Action: Expired
Issued At: 2025-07-24 21:25:59

214 
WGUS85 KBOU 250225
FLSBOU

Flood Advisory
National Weather Service Denver CO
825 PM MDT Thu Jul 24 2025

COC001-123-250235-
/O.EXP.KBOU.FA.Y.0048.000000T0000Z-250725T0230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adams CO-Weld CO-
825 PM MDT Thu Jul 24 2025

...FLOOD ADVISORY WILL EXPIRE AT 830 PM MDT THIS EVENING...

The Flood Advisory will expire at 830 PM MDT this evening for a 
portion of northeast Colorado, including the following areas, Adams 
and Weld.

The heavy rain has ended. Small stream flooding is no longer 
expected to pose a threat. Please continue to heed any remaining 
closures.

&&

LAT...LON 4000 10444 4007 10449 4013 10446 4024 10435
      4023 10430 4012 10430 4006 10432 3998 10430
      3988 10429 3988 10443 3997 10442


$$

Meier



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