Headline:
Red Flag Warning issued August 9 at 2:35AM MDT until August 9 at 9:00PM MDT by NWS Pocatello ID
Event:
Red Flag Warning
Urgency:
Expected
Effective:
August 9, 2026 - 1:35am
Expires:
August 9, 2026 - 8:00pm
Description:
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
475 AND 476...
* AFFECTED AREA...Fire Weather Zone 475 East Salmon River
Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost
River Range/Challis NF.
* WINDS...West 10 to 20 mph with gusts up to 30 mph.
* RELATIVE HUMIDITY...As low as 10 percent.
* IMPACTS...Wind reaching these speeds and humidity drier than
15 percent can result in rapid fire spread and extreme
wildfire intensity.
Instruction:
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.
- Thunderstorm coverage of 25 percent, without specific rainfall
criteria.
- Other high impact events deemed critical by the National
Weather Service and area fire management agencies.
Area Description:
East Salmon River Mountains/Salmon NF; Lemhi and Lost River Range/Challis NF
Forcast Office:
NWS Pocatello ID
Sender:
w-nws.webmaster@noaa.gov