Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

82°F

28°C

Humidity	15%
Wind Speed	N 3 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	NA
Heat Index	80°F (27°C)
Last update	01 Sep 01:45 PM MDT

More Information:

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

Extended Forecast for

3 Miles SSE Ovando MT

This Afternoon
High: 87 °F
Mostly Sunny
Tonight
Low: 42 °F
Chance Rain
then Slight
Chance Rain
and Patchy
Fog
Wednesday
High: 76 °F
Slight Chance
Rain and
Patchy Fog
then Showers
Likely
Wednesday Night
Low: 34 °F
Mostly Cloudy
then Patchy
Fog
Thursday
High: 72 °F
Patchy Fog
then Mostly
Sunny
Thursday Night
Low: 35 °F
Chance Rain
and Patchy
Fog
Friday
High: 73 °F
Chance
Showers and
Areas Fog
Friday Night
Low: 34 °F
Chance Rain
Saturday
High: 76 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 87. Light north northeast wind.

Tonight

A 50 percent chance of rain, mainly before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 21 mph.

Wednesday

A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 76. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 34. West wind 5 to 9 mph becoming calm in the evening.

Thursday

Patchy fog before 9am. Otherwise, mostly sunny, with a high near 72. Calm wind becoming west 5 to 7 mph in the afternoon.

Thursday Night

A 30 percent chance of rain. Patchy fog after 1am. Widespread frost, mainly after 5am. Otherwise, mostly cloudy, with a low around 35.

Friday

A chance of rain before noon, then a chance of showers and thunderstorms after noon. Areas of fog before 10am. Otherwise, partly sunny, with a high near 73. Chance of precipitation is 40%.

Friday Night

A chance of rain, mainly before midnight. Partly cloudy, with a low around 34.

Saturday

Mostly sunny, with a high near 76.

Saturday Night

A chance of rain, mainly before midnight. Partly cloudy, with a low around 36.

Sunday

A chance of rain. Partly sunny, with a high near 78.

Sunday Night

Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 38.

Labor Day

Rain likely. Mostly cloudy, with a high near 73.