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Areal Flood Advisory 0049
Issued by the Riverton Forecast Office

Action Issued Starts Expiration
New 2026-09-19 18:48:02 2026-09-19 18:47:00 2026-09-19 21:45:00
Continued 2026-09-19 19:52:35 2026-09-19 21:45:00
Expired 2026-09-19 21:44:39 2026-09-19 21:45:00


Action: New
Issued At: 2026-09-19 18:48:02

265 
WGUS85 KRIW 192347
FLSRIW

Flood Advisory
National Weather Service Riverton WY
547 PM MDT Sat Sep 19 2026

WYC013-200245-
/O.NEW.KRIW.FA.Y.0049.260919T2347Z-260920T0245Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont WY-
547 PM MDT Sat Sep 19 2026

...FLOOD ADVISORY IN EFFECT UNTIL 845 PM MDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Southwestern Fremont County in central Wyoming...

* WHEN...Until 845 PM MDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
  - At 546 PM MDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Between 1 and 1.5 inches of rain
    have fallen.
  - This includes the following streams and drainages...
    Little Popo Agie River, Baldwin Creek, North Fork Popo Agie
    River, Grant Young Ditch, North Fork Ditch, Middle Popo Agie
    River, Popo Agie River and Squaw Creek. Additional rainfall
    amounts of 1 to 1.5 inches are expected over the area. This
    additional rain will result in minor flooding.
  - Some locations that will experience flooding include...
    Lander, Milford and Lander Hunt Field.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be aware of your surroundings and do not drive on flooded roads.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 4281 10874 4283 10877 4286 10880 4288 10878
      4290 10874 4286 10868 4283 10866 4280 10869
      4279 10874


$$

TL


Action: Continued
Issued At: 2026-09-19 19:52:35

085 
WGUS85 KRIW 200052
FLSRIW

Flood Advisory
National Weather Service Riverton WY
652 PM MDT Sat Sep 19 2026

WYC013-200245-
/O.CON.KRIW.FA.Y.0049.000000T0000Z-260920T0245Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont WY-
652 PM MDT Sat Sep 19 2026

...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 845 PM MDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Southwestern Fremont County in central Wyoming...

* WHEN...Until 845 PM MDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
  - At 651 PM MDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing in the advisory area.
    Between 1 and 1.5 inches of rain have fallen. Light rain will
    continue through the next hour or so.
  - This includes the following streams and drainages...
    Little Popo Agie River, Baldwin Creek, North Fork  Popo Agie
    River, Grant Young Ditch, North Fork Ditch, Middle Popo Agie
    River, Popo Agie River and Squaw Creek.
  - Some locations that will experience flooding include...
    Lander, Milford and Lander Hunt Field.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be aware of your surroundings and do not drive on flooded roads.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 4283 10877 4286 10880 4288 10878 4290 10874
      4286 10868 4283 10866 4280 10869 4279 10874
      4281 10874


$$

TL


Action: Expired
Issued At: 2026-09-19 21:44:39

898 
WGUS85 KRIW 200244
FLSRIW

Flood Advisory
National Weather Service Riverton WY
844 PM MDT Sat Sep 19 2026

WYC013-200254-
/O.EXP.KRIW.FA.Y.0049.000000T0000Z-260920T0245Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont WY-
844 PM MDT Sat Sep 19 2026

...FLOOD ADVISORY WILL EXPIRE AT 845 PM MDT THIS EVENING...

The Flood Advisory will expire at 845 PM MDT this evening for a
portion of central Wyoming, including the following area, Fremont.

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.

&&

LAT...LON 4283 10877 4286 10880 4288 10878 4290 10874
      4286 10868 4283 10866 4280 10869 4279 10874
      4281 10874


$$

TL



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