POTOMAC, MT 59823 Weather Forecast & Current Conditions

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MISSOULA, MT
Current Weather

6:53 AM MDT MAY 13, 2026
Clear
50°F
Feels Like: 50°F
Dewpoint: 43°F
Rel. Hum.: 77%
Visibility: 10 miles
Wind: WNW at 3 mph
Pressure: 29.77 inches
Last 72 hours

Local Area Snow Depth

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POTOMAC, MT 59823
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Areas of rain in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs in the mid 60s to lower 70s. Temperatures steady or falling into the mid 50s in the afternoon. West winds 20 to 30 mph in the afternoon.
TONIGHT
Mostly cloudy with a chance of rain. Slight chance of snow after midnight. Chance of precipitation 50 percent. Lows in the mid 30s to lower 40s. Windy with west winds 20 to 30 mph with gusts to around 50 mph.
THURSDAY
Partly cloudy. A 20 percent chance of rain in the morning. Cooler. Highs in the 50s. Windy with west winds 20 to 30 mph with gusts to around 45 mph.
THURSDAY NIGHT
Partly cloudy. Lows in the 30s to lower 40s. West winds 15 to 25 mph with gusts to around 35 mph.
FRIDAY
Partly cloudy. Highs in the 50s. West winds 15 to 25 mph.
FRIDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a 20 percent chance of rain and snow after midnight. Lows in the 30s.
SATURDAY
Mostly cloudy. A chance of rain and snow in the morning, then chance of snow showers, slight chance of showers and thunderstorms in the afternoon. Chance of precipitation 40 percent. Highs in the mid 40s to lower 50s.
SATURDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 20s to lower 30s.
SUNDAY
Mostly cloudy. Chance of rain showers, snow showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 40 percent. Highs in the mid 40s to lower 50s.
SUNDAY NIGHT
Mostly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 20s to lower 30s.
MONDAY
Partly cloudy. Highs in the 50s.
MONDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 20s to mid 30s.
TUESDAY
Partly cloudy with a 20 percent chance of rain. Highs in the upper 50s to mid 60s.

Visible Weather Satellite
POTOMAC, MT 59823
Infrared Weather Satellite
POTOMAC, MT 59823
NEXRAD Weather Radar
POTOMAC, MT 59823

MISSOULA, MT 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/12/2026
Wednesday
13 MAY 2026
POTOMAC, MT 59823 weather forecast Day 1, 0 hours 12 AM 62° 62° Partly Cloudy 4%

0% Thunder
( 3% severe)
E   5 38% 36°
Low 52° POTOMAC, MT 59823 weather forecast Day 1, 3 hours 3 AM 55° 53° Mostly Cloudy E   8 47% 35°
High 81° POTOMAC, MT 59823 weather forecast Day 1, 6 hours 6 AM 53° 50° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 6% severe)
ESE   8 52% 36°

Mostly Cloudy

Rain Likely

POTOMAC, MT 59823 weather forecast Day 1, 9 hours 9 AM 63° 64° Mostly Cloudy ESE   5 44% 41°
POTOMAC, MT 59823 weather forecast Day 1, 12 hours 12 PM 70° 70° Mostly Cloudy 64%
RAIN
.25–.5 in
0% Thunder
( 32% severe)
W   10 36% 42°
POTOMAC, MT 59823 weather forecast Day 1, 15 hours 3 PM 68° 68° Mostly Cloudy W   23 42% 44°
POTOMAC, MT 59823 weather forecast Day 1, 18 hours 6 PM 57° 52° Mostly Cloudy 34%
RAIN
.01–.1 in
0% Thunder
( 8% severe)
WNW   23 49% 38°
POTOMAC, MT 59823 weather forecast Day 1, 21 hours 9 PM 51° 45° Mostly Cloudy W   22 59% 37°
Thursday
14 MAY 2026
POTOMAC, MT 59823 weather forecast Day 2, 0 hours 12 AM 48° 41° Mostly Cloudy 28%
RAIN
<.01 in
0% Thunder
( 4% severe)
WSW   20 71% 39°
Low 40° POTOMAC, MT 59823 weather forecast Day 2, 3 hours 3 AM 44° 37° Mostly Cloudy W   16 79% 38°
High 61° POTOMAC, MT 59823 weather forecast Day 2, 6 hours 6 AM 43° 36° Mostly Cloudy 9%

0% Thunder
( 2% severe)
W   15 79% 37°

Mostly Cloudy




Breezy
POTOMAC, MT 59823 weather forecast Day 2, 9 hours 9 AM 44° 36° Mostly Cloudy W   18 76% 37°
POTOMAC, MT 59823 weather forecast Day 2, 12 hours 12 PM 50° 43° Partly Cloudy 0%

0% Thunder
( 2% severe)
W   21 52% 33°
POTOMAC, MT 59823 weather forecast Day 2, 15 hours 3 PM 56° 51° Partly Cloudy W   23 38% 31°
POTOMAC, MT 59823 weather forecast Day 2, 18 hours 6 PM 60° 56° Partly Cloudy 0%

0% Thunder
( 1% severe)
W   24 31% 29°
POTOMAC, MT 59823 weather forecast Day 2, 21 hours 9 PM 54° 50° Partly Cloudy W   15 41% 31°

MISSOULA, MT extended weather forecast

Friday
15 MAY 2026
Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Low 40° Low 38° Low 37° Low 36° Low 39°
High 62° High 57° High 52° High 61° High 65°
POTOMAC, MT 59823 weather forecast Day 3 POTOMAC, MT 59823 weather forecast Day 4 POTOMAC, MT 59823 weather forecast Day 5 POTOMAC, MT 59823 weather forecast Day 6 POTOMAC, MT 59823 weather forecast Day 7
Mostly Cloudy
29% Rain
Overcast
38% Rain
Overcast
71% Rain/Snow
Overcast
46% Rain/Snow
Overcast
35% Rain
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