Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

Afton WY (KAFO)

Lat: 42.71133°NLon: 110.94217°WElev: 6201.0ft.

Mostly Cloudy

63°F

17°C

Humidity	27%
Wind Speed	W 12 MPH
Barometer	30.19 in (1022.35 mb)
Dewpoint	28°F (-2°C)
Visibility	10.00 mi
Last update	17 Mar 03:55 PM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

15 Miles NE Border ID

Red Flag Warning March 18, 12:00pm until March 21, 09:00pm

Click here for hazard details and duration

Red Flag Warning

This Afternoon
High: 53 °F
Sunny
Tonight
Low: 35 °F
Mostly Clear
Wednesday
High: 59 °F
Sunny
Wednesday Night
Low: 37 °F
Clear
Thursday
High: 61 °F
Sunny
Thursday Night
Low: 38 °F
Mostly Clear
Friday
High: 64 °F
Sunny
Friday Night
Low: 41 °F
Mostly Clear
Saturday
High: 62 °F
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 53. West wind around 14 mph, with gusts as high as 28 mph.

Tonight

Mostly clear, with a low around 35. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.

Wednesday

Sunny, with a high near 59. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

Wednesday Night

Clear, with a low around 37. West wind 5 to 7 mph becoming calm in the evening.

Thursday

Sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon.

Thursday Night

Mostly clear, with a low around 38. West wind around 6 mph becoming calm in the evening.

Friday

Sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.

Friday Night

Mostly clear, with a low around 41.

Saturday

Sunny, with a high near 62.

Saturday Night

Partly cloudy, with a low around 34.

Sunday

Mostly sunny, with a high near 52.

Sunday Night

Mostly cloudy, with a low around 33.

Monday

A slight chance of showers. Snow level 8300 feet rising to 8900 feet in the afternoon. Mostly sunny, with a high near 52.

Additional Forecasts and Information

Zone Area Forecast for Salt River and Wyoming Ranges, WY

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

15 Miles NE Border ID
42.34°N 110.86°W (Elev. 7336 ft)

3:18 pm MDT Mar 17, 2026

Forecast Valid:

4pm MDT Mar 17, 2026-6pm MDT Mar 23, 2026

Forecast Discussion

Additional Resources

Radar & Satellite Image

Link to Local Radar Data

Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation