140 
WWUS85 KBOI 171031
RFWBOI

URGENT - FIRE WEATHER MESSAGE
National Weather Service Boise ID
431 AM MDT Thu Sep 17 2026

...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. 

IDZ403-421-ORZ670-671-674-675-171845-
/O.UPG.KBOI.FW.A.0013.260917T1800Z-260918T0300Z/
/O.NEW.KBOI.FW.W.0023.260917T1800Z-260918T0300Z/
Northern Boise National Forest-
Southern Boise/Western Sawtooth NF, including the Camas Prairie-
Burns BLM-Steens Mountain-Northwestern Vale BLM-Baker Valley-
431 AM MDT Thu Sep 17 2026 /331 AM PDT Thu Sep 17 2026/

...RED FLAG WARNING IN EFFECT FROM NOON MDT /11 AM PDT/ TODAY TO
9 PM MDT /8 PM PDT/ THIS EVENING FOR LIGHTNING FOR NORTHERN BOISE
NATIONAL FOREST...SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING
THE CAMAS PRAIRIE...BURNS BLM...STEENS MOUNTAIN...NORTHWESTERN
VALE BLM AND BAKER VALLEY...WHICH ARE FIRE WEATHER ZONES 403...
421...670...671...674 AND 675...

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Watch is no longer in effect.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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will occur shortly.

&&

$$
L