693
WWUS85 KPIH 081907
RFWPIH

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pocatello ID
107 PM MDT Tue Jul 8 2025

...RED FLAG WARNING FOR LOW HUMIDITY AND GUSTY WIND WEDNESDAY
AFTERNOON AND EVENING IN EASTERN IDAHO...

.A dry cold front will approach Idaho from the west on Wednesday.
This will have the effect of increasing the wind prior to the
arrival of the cold air on Wednesday night. Wednesday afternoon
and evening will see the combination of humidity below 15 percent
and wind gusts of 25 or 30 mph produce dangerous conditions for
areas where this occurs and where fuels are receptive to fire.

IDZ425-427-091100-
/O.UPG.KPIH.FW.A.0003.250709T2100Z-250710T0300Z/
/O.NEW.KPIH.FW.W.0003.250709T2100Z-250710T0300Z/
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-
107 PM MDT Tue Jul 8 2025

...RED FLAG WARNING IN EFFECT FROM 3 PM TO 9 PM MDT WEDNESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
425 AND 427...

The National Weather Service in Pocatello has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 3 PM to 9 PM MDT Wednesday.

* AFFECTED AREA...Fire Weather Zone 425 Middle Snake River
  Valley/Twin Falls BLM north of the Snake River and Fire
  Weather Zone 427 Goose Creek and Raft River Valley/Southern
  Sawtooth NF/Twin Falls BLM south of the Snake River.

* WINDS...West 10 to 20 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...As low as 11 percent.

* IMPACTS...When these weather conditions combine with
  critically dry fuels, extreme fire behavior, including
  intensity and spread rate, can result.

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.

&&

$$

IDZ410-413-091100-
/O.UPG.KPIH.FW.A.0003.250709T2100Z-250710T0300Z/
/O.NEW.KPIH.FW.W.0003.250709T2100Z-250710T0300Z/
Upper Snake River Valley/Idaho Falls BLM-Caribou Range/Caribou NF-
107 PM MDT Tue Jul 8 2025

...RED FLAG WARNING IN EFFECT FROM 3 PM TO 9 PM MDT WEDNESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
410 AND 413...

The National Weather Service in Pocatello has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 3 PM to 9 PM MDT Wednesday.

* AFFECTED AREA...Fire Weather Zone 410 Upper Snake River
  Valley/Idaho Falls BLM and Fire Weather Zone 413 Caribou
  Range/Caribou NF.

* WINDS...Southwest 10 to 20 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...As low as 11 percent.

* IMPACTS...When these weather conditions combine with
  critically dry fuels, extreme fire behavior, including
  intensity and spread rate, can result.

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.

&&

Messick

&&

$$