798
WWUS85 KPIH 050245
RFWPIH

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pocatello ID
845 PM MDT Fri Oct 4 2024


IDZ410-411-413-425-427-050345-
/O.EXP.KPIH.FW.W.0034.000000T0000Z-241005T0300Z/
Upper Snake River Valley/Idaho Falls BLM-
Centennial Mountains and Snake River Range/Targhee NF-
Caribou Range/Caribou NF-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
845 PM MDT Fri Oct 4 2024

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER
ZONES 410, 411, 413, 422, 425, 427, 475, AND 476...

Winds will remain locally gusty through the overnight hours, but
humidities will continue to climb above critical thresholds. The
Red Flag Warning will be allowed to expire at 9 PM MDT.

$$

IDZ422-475-476-050900-
/O.EXT.KPIH.FW.W.0034.000000T0000Z-241005T0900Z/
Sawtooth Range/Northern Sawtooth NF-
East Salmon River Mountains/Salmon NF-
Lemhi and Lost River Range/Challis NF-
845 PM MDT Fri Oct 4 2024

...RED FLAG WARNING NOW IN EFFECT UNTIL 3 AM MDT SATURDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER
ZONES 410, 411, 413, 422, 425, 427, 475, AND 476...

* AFFECTED AREA...Fire Weather Zone 422 Sawtooth Range/Northern
  Sawtooth NF, Fire Weather Zone 475 East Salmon River
  Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost
  River Range/Challis NF.

* WINDS...West 20 to 30 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...As low as 16 percent.

* IMPACTS...Elevated winds and low relative humidities could
  lead to rapid growth of new or existing fires.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly based on these criteria
for Southeastern Idaho:

- Relative humidity at or below 15 percent and wind gusts of at
least 25 mph in the mountains, or 30 mph in the Snake Plain.

&&

$$