Sidney, MT Weather Forecast & Current Conditions

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Sidney Weather Map
UTC Time: 9/17/2026, 15:01
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Sidney, MT Regional Weather

Expires:202609171500;;604022
ASUS45 KTFX 171410
RWRMT 
Montana Regional Weather Roundup
National Weather Service Great Falls MT
800 AM MDT THU SEP 17 2026

NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.


MTZ017>020-022>027-061-062-171500-
Northeast Montana
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Glasgow        SUNNY     45  43  93 SE8       30.24R                  
Glendive       FOG       45  45 100 NE6       30.27R VSB<1/4          
Jordan           N/A     41  39  93 CALM      30.21F                  
Malta          SUNNY     48  48 100 NE8       30.20S                  
Plentywood     SUNNY     45  43  93 E5        30.31R                  
Poplar         SUNNY     41  41 100 NE6       30.27F                  
Scobey         SUNNY     39  39 100 CALM      30.27F                  
Sidney         LGT RAIN  45  45 100 E5        30.29S VSB 1/4          
Wolf Point     SUNNY     43  41  93 E7        30.27F                  
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Sidney, MT

Today
Mostly Cloudy
75°/ 55° 24°/ 13°
20%
Friday
Rain Showers
82°/ 52° 28°/ 11°
60%
Saturday
Rain Showers
70°/ 48° 21°/
80%
Sunday
Rain Showers
70°/ 48° 21°/
N/A
Mon-Mon Night
Cloudy
75°24°
0%
Tuesday
Clear
80°27°
0%
Wednesday
Clear
80°27°
0%

Day: Mostly cloudy this morning, then becoming partly sunny. Breezy with highs in the mid 70s. East wind 10 to 15 mph, becoming southeast 15 to 25 mph this afternoon.

Night: Mostly cloudy. A slight chance of showers after midnight. Breezy with lows in the mid 50s. Southeast wind 15 to 25 mph, decreasing to 10 to 15 mph after midnight. Chance of rain 20 percent.

Watford City, ND

Today
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Friday
Rain Showers
78°/ 52° 26°/ 11°
40%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
70%
Sunday
Rain Showers
68°/ 48° 20°/
40%
Monday
Sunny
72°/ 50° 22°/ 10°
0%
Tuesday
Sunny
75°/ 52° 24°/ 11°
0%
Wednesday
Sunny
78°26°
0%

Day: Patchy fog in the morning. Partly sunny. Highs in the lower 70s. Southeast winds 10 to 20 mph with gusts up to 30 mph.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 50s. Southeast winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.

Williston, ND

Today
Sunny
72°/ 55° 22°/ 13°
30%
Friday
Rain Showers
78°/ 55° 26°/ 13°
60%
Saturday
Thunderstorms
68°/ 50° 20°/ 10°
70%
Sunday
Rain Showers
68°/ 48° 20°/
40%
Monday
Sunny
72°/ 50° 22°/ 10°
0%
Tuesday
Sunny
75°/ 52° 24°/ 11°
0%
Wednesday
Sunny
75°24°
0%

Day: Areas of dense fog in the morning. Mostly sunny. Highs in the lower 70s. East winds 5 to 10 mph, increasing to southeast around 20 mph in the afternoon.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent.

Beach, ND

Today
Mostly Cloudy
75°/ 52° 24°/ 11°
0%
Friday
Sunny
78°/ 52° 26°/ 11°
40%
Saturday
Rain Showers
68°/ 48° 20°/
70%
Sunday
Rain Showers
65°/ 48° 18°/
60%
Monday
Partly Cloudy
72°/ 48° 22°/
0%
Tuesday
Sunny
78°/ 48° 26°/
0%
Wednesday
Sunny
80°27°
0%

Day: Areas of fog in the morning. Mostly cloudy. Highs in the mid 70s. East winds 5 to 15 mph, becoming southeast 15 to 20 mph in the afternoon.

Night: Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Culbertson, MT

Today
Partly Cloudy
75°/ 55° 24°/ 13°
30%
Friday
Rain Showers
80°/ 52° 27°/ 11°
70%
Saturday
Thunderstorms
68°/ 48° 20°/
70%
Sunday
Rain Showers
70°/ 45° 21°/
N/A
Mon-Mon Night
Cloudy
75°24°
0%
Tuesday
Clear
82°28°
0%
Wednesday
Clear
82°28°
0%

Day: Partly sunny and breezy. Highs in the mid 70s. East wind 10 to 15 mph, becoming southeast 15 to 25 mph this afternoon.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Breezy with lows in the mid 50s. Southeast wind 20 to 25 mph, decreasing to 10 to 15 mph after midnight. Chance of rain 30 percent.

Glendive, MT

Today
Mostly Cloudy
78°/ 55° 26°/ 13°
0%
Friday
Sunny
82°/ 55° 28°/ 13°
70%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
80%
Sunday
Rain Showers
68°/ 48° 20°/
N/A
Mon-Mon Night
Cloudy
75°24°
0%
Tuesday
Clear
82°28°
0%
Wednesday
Clear
82°28°
0%

Day: Mostly cloudy and breezy. Highs in the upper 70s. East wind 10 to 15 mph, becoming southeast 15 to 25 mph this afternoon.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. Southeast wind 15 to 20 mph.

Wibaux, MT

Today
Mostly Cloudy
75°/ 55° 24°/ 13°
20%
Friday
Sunny
78°/ 52° 26°/ 11°
50%
Saturday
Rain Showers
68°/ 48° 20°/
70%
Sunday
Rain Showers
68°/ 48° 20°/
N/A
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
80°27°
0%
Wednesday
Clear
80°27°
0%

Day: Areas of fog this morning. Mostly cloudy. Breezy with highs in the mid 70s. Southeast wind 15 to 25 mph.

Night: Mostly cloudy. A slight chance of showers in the evening. Breezy with lows in the mid 50s. Southeast wind 15 to 25 mph. Chance of rain 20 percent.

Plentywood, MT

Today
Sunny
72°/ 55° 22°/ 13°
30%
Friday
Thunderstorms
75°/ 55° 24°/ 13°
60%
Saturday
Rain Showers
68°/ 48° 20°/
60%
Sunday
Rain Showers
68°20°
N/A
Sun Night-Mon
Mostly Cloudy
48°
0%
Mon Night-Tue
Cloudy
50°10°
0%
Tue Night-Wed
Clear
50°10°
0%

Day: Mostly sunny and breezy. Highs in the lower 70s. Southeast wind 10 to 15 mph, increasing to 20 to 25 mph this afternoon.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Breezy with lows in the mid 50s. Southeast wind 15 to 25 mph. Chance of rain 30 percent.

Wolf Point, MT

Today
Partly Cloudy
78°/ 55° 26°/ 13°
20%
Friday
Rain Showers
82°/ 52° 28°/ 11°
70%
Saturday
Thunderstorms
68°/ 48° 20°/
70%
Sunday
Rain Showers
72°/ 45° 22°/
N/A
Mon-Mon Night
Cloudy
78°26°
0%
Tuesday
Clear
82°28°
0%
Wednesday
Clear
82°28°
0%

Day: Partly sunny. Highs in the upper 70s. East wind 15 to 20 mph.

Night: Mostly cloudy in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. East wind 15 to 20 mph. Chance of rain 20 percent.

Medora, ND

Today
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Friday
Sunny
78°/ 52° 26°/ 11°
30%
Saturday
Rain Showers
70°/ 50° 21°/ 10°
60%
Sunday
Rain Showers
68°/ 48° 20°/
50%
Monday
Partly Cloudy
72°/ 48° 22°/
0%
Tuesday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Wednesday
Sunny
80°27°
0%

Day: Areas of fog in the morning. Mostly cloudy. Highs in the mid 70s. East winds 5 to 10 mph, increasing to southeast 15 to 20 mph in the afternoon.

Night: Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Southeast winds 10 to 20 mph with gusts up to 30 mph.

Circle, MT

Today
Partly Cloudy
78°/ 55° 26°/ 13°
20%
Friday
Rain Showers
80°/ 52° 27°/ 11°
70%
Saturday
Thunderstorms
65°/ 48° 18°/
90%
Sunday
Rain Showers
68°20°
N/A
Sun Night-Mon
Mostly Cloudy
48°
0%
Mon Night
Cloudy
48°
0%
Tuesday
Clear
80°27°
0%
Wednesday
Clear
80°27°
0%

Day: Partly sunny and breezy. Highs in the upper 70s. East wind 10 to 15 mph, becoming southeast 15 to 25 mph this afternoon.

Night: Mostly cloudy in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Southeast wind 15 to 20 mph. Chance of rain 20 percent.

Killdeer, ND

Today
Mostly Cloudy
72°/ 52° 22°/ 11°
30%
Friday
Partly Cloudy
75°/ 52° 24°/ 11°
20%
Saturday
Rain Showers
68°/ 48° 20°/
50%
Sunday
Rain Showers
68°/ 48° 20°/
50%
Monday
Partly Cloudy
72°/ 48° 22°/
0%
Tuesday
Partly Cloudy
75°/ 48° 24°/
0%
Wednesday
Sunny
78°26°
0%

Day: Areas of dense fog in the morning. Mostly cloudy. Highs in the lower 70s. East winds 5 to 10 mph, increasing to southeast 15 to 20 mph in the afternoon.

Night: Cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 50s. Southeast winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent.

Dickinson, ND

Today
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Friday
Partly Cloudy
75°/ 50° 24°/ 10°
20%
Saturday
Rain Showers
68°/ 48° 20°/
50%
Sunday
Rain Showers
65°/ 48° 18°/
60%
Monday
Partly Cloudy
72°/ 48° 22°/
0%
Tuesday
Partly Cloudy
75°/ 48° 24°/
0%
Wednesday
Sunny
78°26°
0%

Day: Areas of dense fog in the morning. Mostly cloudy. Highs in the lower 70s. East winds around 5 mph, increasing to southeast around 15 mph in the afternoon. Gusts up to 30 mph.

Night: Cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Terry, MT

Today
Mostly Cloudy
82°/ 55° 28°/ 13°
0%
Friday
Sunny
82°/ 55° 28°/ 13°
80%
Saturday
Rain Showers
70°/ 50° 21°/ 10°
90%
Sunday
Rain Showers
68°/ 48° 20°/
N/A
Monday
Partly Cloudy
75°/ 48° 24°/
0%
Tuesday
Clear
82°28°
0%
Wednesday
Clear
82°28°
0%

Day: Mostly cloudy. Highs in the lower 80s. East wind 5 to 10 mph, increasing to southeast 15 to 20 mph this afternoon.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. Southeast wind 15 to 20 mph, decreasing to 5 to 10 mph after midnight.

New Town, ND

Today
Partly Cloudy
70°/ 50° 21°/ 10°
60%
Friday
Rain Showers
75°/ 50° 24°/ 10°
30%
Saturday
Thunderstorms
68°/ 45° 20°/
70%
Sunday
Rain Showers
68°/ 42° 20°/
30%
Monday
Partly Cloudy
72°/ 45° 22°/
0%
Tuesday
Partly Cloudy
72°/ 48° 22°/
0%
Wednesday
Sunny
75°24°
0%

Day: Areas of dense fog in the morning. Partly sunny. Highs around 70. East winds 5 to 10 mph, becoming southeast around 15 mph in the afternoon.

Night: Mostly cloudy. A slight chance of showers in the evening, then showers likely and a slight chance of thunderstorms after midnight. Lows around 50. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

Crosby, ND

Today
Sunny
68°/ 52° 20°/ 11°
60%
Friday
Thunderstorms
72°/ 52° 22°/ 11°
70%
Saturday
Rain Showers
65°/ 45° 18°/
60%
Sunday
Rain Showers
65°/ 45° 18°/
30%
Monday
Sunny
70°/ 48° 21°/
0%
Tuesday
Partly Cloudy
72°/ 48° 22°/
0%
Wednesday
Sunny
72°22°
0%

Day: Areas of dense fog in the morning. Mostly sunny. Highs in the upper 60s. East winds around 5 mph, increasing to southeast around 15 mph in the afternoon.

Night: Mostly cloudy. Showers likely and a slight chance of thunderstorms after midnight. Warmer. Lows in the lower 50s. Southeast winds around 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

Bowbells, ND

Today
Sunny
68°/ 52° 20°/ 11°
60%
Friday
Thunderstorms
75°/ 52° 24°/ 11°
60%
Saturday
Rain Showers
65°/ 45° 18°/
60%
Sunday
Rain Showers
65°/ 45° 18°/
30%
Monday
Sunny
72°/ 48° 22°/
0%
Tuesday
Sunny
72°/ 48° 22°/
0%
Wednesday
Sunny
72°22°
0%

Day: Areas of dense fog in the morning. Mostly sunny. Highs in the upper 60s. East winds around 5 mph, increasing to southeast around 15 mph in the afternoon.

Night: Mostly cloudy. Showers likely and a slight chance of thunderstorms after midnight. Warmer. Lows in the lower 50s. Southeast winds around 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

Scobey, MT

Today
Sunny
70°/ 52° 21°/ 11°
20%
Friday
Rain Showers
75°/ 52° 24°/ 11°
50%
Saturday
Rain Showers
65°/ 48° 18°/
60%
Sunday
Rain Showers
68°20°
N/A
Sun Night-Mon
Mostly Cloudy
45°
0%
Mon Night-Tue
Cloudy
48°
0%
Tue Night
Clear
48°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly sunny. Highs around 70. Southeast wind 15 to 20 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the lower 50s. Southeast wind 15 to 20 mph. Chance of rain 20 percent.

Miles City, MT

Today
Mostly Cloudy
82°/ 58° 28°/ 14°
0%
Friday
Sunny
82°/ 55° 28°/ 13°
90%
Saturday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Sunday
Thunderstorms
68°/ 48° 20°/
70%
Monday
Partly Cloudy
75°/ 50° 24°/ 10°
0%
Tuesday
Sunny
80°/ 52° 27°/ 11°
0%
Wednesday
Sunny
82°28°
0%

Day: Mostly cloudy. Patchy fog early in the morning. Highs in the lower 80s. East winds 10 to 20 mph.

Night: Mostly cloudy. Lows in the upper 50s. Southeast winds 10 to 20 mph.

Glasgow, MT

Today
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Partly Cloudy
78°/ 52° 26°/ 11°
60%
Saturday
Rain Showers
68°/ 48° 20°/
60%
Sunday
Rain Showers
68°20°
N/A
Sun Night-Mon
Cloudy
48°
0%
Mon Night
Clear
50°10°
0%
Tuesday
Clear
50°10°
0%
Wednesday
Clear
50°10°
0%

Day: Mostly sunny and breezy. Highs in the mid 70s. East wind 10 to 15 mph, increasing to southeast 20 to 25 mph this afternoon.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. East wind around 20 mph, decreasing to 10 to 15 mph after midnight.

Names listed above may include county names.

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