Idaho, Oregon Severe Red Flag Warning | Effective 09/17/2026 03:31

Headline: 
Red Flag Warning issued September 17 at 4:31AM MDT until September 17 at 9:00PM MDT by NWS Boise ID
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
September 17, 2026 - 3:31am
Expires: 
September 17, 2026 - 11:45am
Description: 
...SCATTERED THUNDERSTORMS WITH GUSTY WINDS AND LITTLE RAINFALL... A strong low pressure system will bring scattered thunderstorms this afternoon with minimal rainfall and outflow wind gusts up to 50 mph. The National Weather Service in Boise has issued a Red Flag Warning for lightning, which is in effect from noon MDT /11 AM PDT/ today to 9 PM MDT /8 PM PDT/ this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In Idaho, Fire Weather Zones 403 Northern Boise National Forest, 421 Southern Boise/Western Sawtooth NF and including the Camas Prairie. In Oregon, Fire Weather Zones 670 Burns BLM, 671 Steens Mountain, 674 Northwestern Vale BLM and 675 Baker Valley. * TIMING...From noon MDT /11 AM PDT/ today to 9 PM MDT /8 PM PDT/ this evening. * THUNDERSTORMS...Scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty erratic winds up to 50 mph. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
Instruction: 
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will occur shortly.
Area Description: 
Northern Boise National Forest; Southern Boise/Western Sawtooth NF, including the Camas Prairie; Burns BLM; Steens Mountain; Northwestern Vale BLM; Baker Valley
Forcast Office: 
NWS Boise ID
Sender: 
w-nws.webmaster@noaa.gov