Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Thursday

A Moderate Risk (Level 3 of 4) Excessive Rainfall Outlook and Flood Watches have been issued for portions of east Texas into Louisiana Thursday where flash, urban, and riverine flooding is possible. A Slight Risk (Level 2 of 5) for scattered severe thunderstorms has been issued from west Texas to the lower Mississippi Valley Thursday afternoon into Thursday night. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Clear

66°F

19°C

Humidity	28%
Wind Speed	W 8 MPH
Barometer	29.64 in (1003.73 mb)
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Last update	16 May 09:53 PM MDT

More Information:

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

Extended Forecast for

4 Miles SSW Helena MT

Tonight
Low: 46 °F
Mostly Clear
Friday
High: 54 °F
Chance
Showers and
Breezy
Friday Night
Low: 35 °F
Mostly Clear
and Breezy
then Mostly
Clear
Saturday
High: 59 °F
Mostly Sunny
Saturday Night
Low: 38 °F
Partly Cloudy
then Chance
Rain/Snow
Sunday
High: 49 °F
Chance
Rain/Snow
then Showers
Sunday Night
Low: 34 °F
Chance
Rain/Snow
then Mostly
Cloudy
Monday
High: 53 °F
Slight Chance
Rain/Snow
then Showers
Likely
Monday Night
Low: 36 °F
Slight Chance
Showers then
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 46. Southwest wind 9 to 14 mph, with gusts as high as 28 mph.

Friday

A 50 percent chance of showers, mainly after 7am. Partly sunny, with a high near 54. Breezy, with a west wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 46 mph.

Friday Night

Mostly clear, with a low around 35. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 45 mph.

Saturday

Mostly sunny, with a high near 59. Southwest wind around 10 mph, with gusts as high as 22 mph.

Saturday Night

A chance of rain showers after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 38. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Sunday

A chance of rain and snow showers before noon, then rain showers. Some thunder is also possible. High near 49. West northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Sunday Night

A chance of rain and snow showers before midnight. Mostly cloudy, with a low around 34. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Monday

A slight chance of snow showers before 9am, then rain showers likely. Some thunder is also possible. Partly sunny, with a high near 53. West northwest wind 5 to 9 mph, with gusts as high as 20 mph.

Monday Night

A slight chance of showers before midnight. Partly cloudy, with a low around 36.

Tuesday

A chance of showers after noon. Mostly sunny, with a high near 57.

Tuesday Night

A chance of showers. Mostly cloudy, with a low around 41.

Wednesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 52.

Wednesday Night

Showers likely. Mostly cloudy, with a low around 38.

Thursday

Showers. Mostly cloudy, with a high near 45.