Severe Storms Across Portions of the Central U.S.; Wet and Windy in the Northwest

A few severe thunderstorms with damaging winds and large hail are expected this today across Kentucky, northeast Minnesota, and from southeast Colorado into the Oklahoma Panhandle. These storms may produce heavy rain and flooding in Kentucky. A strong cold front will sweep through the Northwest U.S. with rain, mountain snow and high winds. Heat and record high temperatures persist in the South. Read More >

Hazardous Weather Conditions

High Wind Warning in effect from May 18, 09:00 PM MDT until May 19, 09:00 PM MDT

En Español

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Mostly Cloudy

19°C

66°F

Humidity	32%
Wind Speed	SSW 8 MPH
Barometer	29.8 in (1009.14 mb)
Dewpoint	2°C (35°F)
Visibility	16 km
Last update	18 May 05:20 PM MDT

More Information:

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

Extended Forecast for

Helena MT

High Wind Warning May 18, 09:00pm until May 19, 09:00pm

Click here for hazard details and duration

High Wind Warning

This
Afternoon

Chance Rain
High: 22 °C
Tonight

Chance Rain
and Windy
Low: 4 °C
Thursday

Windy. Slight
Chance Snow
then Snow
Likely
High: 10 °C
Thursday
Night

Snow and
Breezy
Low: 1 °C
Friday

Chance
Rain/Snow
then Showers
Likely
High: 10 °C
Friday
Night

Partly Cloudy
Low: -1 °C
Saturday

Partly Sunny
High: 12 °C
Saturday
Night

Partly Cloudy
Low: 1 °C
Sunday

Mostly Sunny
then Slight
Chance
T-storms
High: 16 °C

Detailed Forecast

This Afternoon

A 30 percent chance of rain. Cloudy, with a high near 22. West wind around 34 km/h, with gusts as high as 50 km/h.

Tonight

A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 4. Windy, with a west wind 35 to 45 km/h increasing to 50 to 60 km/h. Winds could gust as high as 90 km/h.

Thursday

Snow likely, mainly after 5pm. Increasing clouds, with a high near 10. Windy, with a west wind 42 to 47 km/h increasing to 55 to 60 km/h in the morning. Winds could gust as high as 90 km/h. Chance of precipitation is 70%. New snow accumulation of less than a half centimeter possible.

Thursday Night

Snow. Low around 1. Breezy, with a west northwest wind 35 to 45 km/h decreasing to 23 to 33 km/h. Winds could gust as high as 65 km/h. Chance of precipitation is 90%. New snow accumulation of 1 to 2 centimeters possible.

Friday

A chance of snow before 9am, then a chance of rain and snow showers between 9am and noon, then rain showers likely after noon. Some thunder is also possible. Mostly cloudy, with a high near 10. Northwest wind 18 to 26 km/h, with gusts as high as 37 km/h. Chance of precipitation is 70%. Little or no snow accumulation expected.

Friday Night

Partly cloudy, with a low around -1. North wind 13 to 18 km/h decreasing to 5 to 10 km/h after midnight.

Saturday

Partly sunny, with a high near 12. Light north northwest wind becoming north northeast 9 to 14 km/h in the afternoon.

Saturday Night

Partly cloudy, with a low around 1. North northeast wind 13 to 18 km/h becoming west 5 to 10 km/h after midnight.

Sunday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 16.

Sunday Night

Partly cloudy, with a low around 2.

Monday

Mostly sunny, with a high near 19.