Tomorrow | Weather | Boise, Idaho

Active Weather Warnings
Thursday, August 13, 2026
Cloudy Weather
Day 90°
Night 66°
Precipitation 6 %
Wind 8 mph
UV Index (0 - 11+) 7

Weather Alerts and Warnings for

Severe Future Possible

Fire Weather Watch

Fire Weather Watch issued August 11 at 1:27PM MDT until August 14 at 6:00AM MDT by NWS Boise ID
Aug 13, 3:00 PM Aug 14, 6:00 AM
...MONSOON MOISTURE WILL BRING SCATTERED THUNDERSTORMS THURSDAY...

A push of monsoon moisture will bring scattered thunderstorms to
the region Thursday afternoon through Friday morning. Lingering
dry surface air will limit the rainfall amounts on Thursday,
increasing concern for lightning ignitions.

The National Weather Service in Boise has issued a Fire Weather
Watch for lightning, which is in effect from Thursday afternoon
through late Thursday night.

* AFFECTED AREA...In Idaho, Fire Weather Zones 400 Northern
Boise BLM, 401 Western Payette National Forest, 402 Eastern
Payette National Forest, 403 Northern Boise National Forest,
420 Treasure Valley BLM, 421 Southern Boise/Western Sawtooth
NF, including the Camas Prairie, 423 Owyhee Mountains, 424
Western Twin Falls BLM and 426 Southern Highlands. In Oregon,
Fire Weather Zones 672 Southern Grasslands, 673 Central
Canyonlands and 674 Northwestern Vale BLM.

* TIMING...From Thursday afternoon through early Friday morning.

* THUNDERSTORMS...Scattered coverage with abundant lightning.

* OUTFLOW WINDS...Gusty erratic winds up to 40 mph.

IMPACTS: Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
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A Fire Weather Watch means that critical fire weather conditions are possible. Listen for later forecasts and possible Red Flag Warnings.
Updated: Aug 12, 5:48 AM Source: NWS Alert