Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

South Big Horn County Airport (KGEY)

Lat: 44.5174°NLon: 108.0752°WElev: 3934.0ft.

Clear

46°F

8°C

Humidity	61%
Wind Speed	WNW 14 MPH
Barometer	29.92 in (1013.21 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Wind Chill	40°F (4°C)
Last update	21 Mar 11:00 PM MDT

More Information:

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

Extended Forecast for

14 Miles SW Otto WY

Tonight
Low: 38 °F
Partly Cloudy
and Breezy
Sunday
High: 60 °F
Sunny
Sunday Night
Low: 37 °F
Partly Cloudy
Monday
High: 66 °F
Mostly Sunny
Monday Night
Low: 38 °F
Partly Cloudy
Tuesday
High: 72 °F
Partly Sunny
Tuesday Night
Low: 44 °F
Partly Cloudy
Wednesday
High: 78 °F
Mostly Sunny
then Mostly
Sunny and
Windy
Wednesday Night
Low: 34 °F
Partly Cloudy
and Breezy

Detailed Forecast

Tonight

Partly cloudy, with a low around 38. Breezy, with a northwest wind 11 to 18 mph, with gusts as high as 25 mph.

Sunday

Sunny, with a high near 60. Northwest wind 6 to 10 mph becoming southeast in the afternoon.

Sunday Night

Partly cloudy, with a low around 37. East wind 5 to 10 mph becoming light and variable after midnight.

Monday

Mostly sunny, with a high near 66. Calm wind becoming east 5 to 9 mph in the afternoon.

Monday Night

Partly cloudy, with a low around 38. East wind 6 to 8 mph becoming west after midnight.

Tuesday

Partly sunny, with a high near 72. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

Tuesday Night

Partly cloudy, with a low around 44. West northwest wind 6 to 11 mph becoming south southwest in the evening. Winds could gust as high as 21 mph.

Wednesday

Mostly sunny, with a high near 78. Windy.

Wednesday Night

Partly cloudy, with a low around 34. Breezy.

Thursday

Mostly sunny, with a high near 54. Breezy.

Thursday Night

Mostly clear, with a low around 28. Blustery.

Friday

Sunny, with a high near 55.

Friday Night

Partly cloudy, with a low around 29.

Saturday

Mostly sunny, with a high near 64.

Additional Forecasts and Information

Zone Area Forecast for North Bighorn Basin, WY

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

14 Miles SW Otto WY
44.23°N 108.43°W (Elev. 4731 ft)

11:02 pm MDT Mar 21, 2026

Forecast Valid:

11pm MDT Mar 21, 2026-6pm MDT Mar 28, 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