Flash Flood Threat Shifts to Florida; Snowy in the Northern Plains; Fire Danger in the West

Showers and thunderstorms may produce flash flooding in northern and central Florida into Tuesday; and gusty winds and hail are also possible across the area Sunday. A strong cold front will bring below average temperatures and wintry precipitation to the northern High Plains. Elevated fire weather conditions are expected across parts of the Northwest and southern California. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from April 18, 04:00 PM MDT until April 19, 12:00 PM MDT

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Current conditions at

Helena Regional Airport (KHLN)

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

Partly Cloudy

47°F

8°C

Humidity	40%
Wind Speed	WNW 3 MPH
Barometer	30.13 in (1020.32 mb)
Dewpoint	24°F (-4°C)
Visibility	10.00 mi
Last update	18 Apr 09:53 AM MDT

More Information:

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

Extended Forecast for

Helena MT

Winter Weather Advisory April 18, 04:00pm until April 19, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Today

Mostly Sunny
then Rain and
Breezy
High: 58 °F
Tonight

Rain/Snow
then Snow
Low: 25 °F
Monday

Slight Chance
Snow then
Partly Sunny
High: 37 °F
Monday
Night

Partly Cloudy
Low: 22 °F
Tuesday

Mostly Sunny
High: 45 °F
Tuesday
Night

Clear
Low: 22 °F
Wednesday

Sunny
High: 58 °F
Wednesday
Night

Mostly Clear
Low: 28 °F
Thursday

Mostly Sunny
High: 60 °F

Detailed Forecast

Today

Rain, mainly after 4pm. High near 58. Breezy, with a north northwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%.

Tonight

Rain and snow, becoming all snow after 10pm. Low around 25. North northwest wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Monday

A 20 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 37. North wind 11 to 17 mph, with gusts as high as 24 mph.

Monday Night

Partly cloudy, with a low around 22. North wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph.

Tuesday

Mostly sunny, with a high near 45. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

Tuesday Night

Clear, with a low around 22. North wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph.

Wednesday

Sunny, with a high near 58. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

Wednesday Night

Mostly clear, with a low around 28. East northeast wind 5 to 8 mph becoming southwest in the evening.

Thursday

Mostly sunny, with a high near 60.