Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

57°F

14°C

Humidity	94%
Wind Speed	NE 2 MPH
Barometer	NA
Dewpoint	55°F (13°C)
Visibility	NA
Last update	14 Aug 04:53 AM MDT

More Information:

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

Extended Forecast for

12 Miles NNE Helena MT

Overnight
Low: 49 °F
Chance
Showers
Friday
High: 66 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 47 °F
Showers
Likely then
Partly Cloudy
Saturday
High: 74 °F
Decreasing
Clouds
Saturday Night
Low: 48 °F
Chance
Showers then
Partly Cloudy
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 50 °F
Slight Chance
T-storms then
Mostly Cloudy
Monday
High: 79 °F
Partly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 50 °F
Showers
Likely

Detailed Forecast

Overnight

A 30 percent chance of showers. Cloudy, with a low around 49. North northwest wind around 9 mph.

Friday

A chance of showers before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 66. North wind 6 to 8 mph. Chance of precipitation is 60%.

Friday Night

Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 47. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon.

Saturday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 48. South wind 3 to 5 mph. Chance of precipitation is 30%.

Sunday

Sunny, with a high near 79. Calm wind becoming south southwest around 6 mph in the afternoon.

Sunday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Monday

A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. Calm wind becoming south southwest around 6 mph in the afternoon.

Monday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.

Tuesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 48.

Wednesday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.

Wednesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.