Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

rain,mist

52°F

11°C

Humidity	93%
Wind Speed	E 12 MPH
Barometer	30.17 in (1021.67 mb)
Dewpoint	50°F (10°C)
Visibility	4.00 mi
Last update	15 Jul 10:30 AM MDT

More Information:

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

Extended Forecast for

Lewistown Municipal MT

Today
High: 53 °F
Showers
Tonight
Low: 43 °F
Showers then
Rain Likely
Wednesday
High: 63 °F
Chance Rain
Wednesday Night
Low: 43 °F
Partly Cloudy
Thursday
High: 76 °F
Sunny
Thursday Night
Low: 48 °F
Slight Chance
T-storms then
Mostly Clear
Friday
High: 75 °F
Mostly Sunny
Friday Night
Low: 51 °F
Mostly Clear
Saturday
High: 85 °F
Sunny then
Slight Chance
T-storms

Detailed Forecast

Today

Showers and possibly a thunderstorm. High near 53. East northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and 1am. Low around 43. Northeast wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

A 40 percent chance of rain, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 63. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.

Wednesday Night

Partly cloudy, with a low around 43. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.

Thursday

Sunny, with a high near 76. South southeast wind 6 to 8 mph becoming north northwest in the afternoon.

Thursday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly clear, with a low around 48. North wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 75. West wind 5 to 7 mph becoming north in the afternoon.

Friday Night

Mostly clear, with a low around 51. Northeast wind around 6 mph becoming south southeast after midnight.

Saturday

A slight chance of showers and thunderstorms after noon. Sunny, with a high near 85.

Saturday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.

Sunday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52.