Red Flag Warning

Locations Affected

Boise, ID ∙ Nampa, ID ∙ Meridian, ID ∙ Homedale, ID ∙ Boise Air Terminal, ID ∙ Twin Falls, ID ∙ Orchard, ID ∙ Silver City, ID ∙ Murphy, ID ∙ Three Creek, ID

Headline

...SCATTERED THUNDERSTORMS OVER SOUTHWEST IDAHO ZONES THURSDAY AFTERNOON AND EVENING...
.Scattered thunderstorms are expected across southwestern Idaho Thursday afternoon. Expect gusty and erratic winds of 45-60 mph in the vicinity of these thunderstorms.

Full Alert Message

URGENT - FIRE WEATHER MESSAGE National Weather Service Boise ID 114 PM MDT Wed Jul 15 2026 ...SCATTERED THUNDERSTORMS OVER SOUTHWEST IDAHO ZONES THURSDAY AFTERNOON AND EVENING... .Scattered thunderstorms are expected across southwestern Idaho Thursday afternoon. Expect gusty and erratic winds of 45-60 mph in the vicinity of these thunderstorms. ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT THURSDAY FOR LIGHTNING FOR TREASURE VALLEY BLM...OWYHEE MOUNTAINS...WESTERN TWIN FALLS BLM AND SOUTHERN HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 420...423...424 AND 426... The National Weather Service in Boise has issued a Red Flag Warning for lightning, which is in effect from noon to 9 PM MDT Thursday. * AFFECTED AREA...In Idaho, Fire Weather Zones 420 Treasure Valley BLM, 423 Owyhee Mountains, 424 Western Twin Falls BLM and 426 Southern Highlands. * TIMING...From noon to 9 PM MDT Thursday. * THUNDERSTORMS...Scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty erratic winds to 45-60 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.

---