Clark County, ID
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Monday 07/27 12:00 PM MDT – Monday 07/27 9:00 PM MDT
Issued by NWS Pocatello ID
Increasing wind over the Salmon-Challis Monday
.High pressure over central Idaho will continue, but wind aloft will increase over this area and bring stronger wind to locations that already have low afternoon and early evening humidity. The wind is not expected to last into Tuesday.
The National Weather Service in Pocatello has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from noon to 9 PM MDT Monday.
Affected Area
Fire Weather Zone 475 East Salmon River Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost River Range/Challis NF. For Fire Weather Zone 475, the risk is mainly a line from Skull Gulch RAWS to Ezra Creek RAWS to the south. For Fire Weather Zone 476, the risk is mainly on mid- slopes and ridges that are exposed to the stronger wind.
Winds
Southwest 10 to 20 mph with gusts up to 30 mph.
Relative Humidity
As low as 13 percent.
Impacts
Moderate wind and very low humidity can lead to rapid spread of fire and more intense fire in receptive fuels.
What to Do
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.
Areas Impacted
- East Salmon River Mountains/Salmon NF
- Lemhi and Lost River Range/Challis NF
Briefings
From the Forecaster
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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