Thermopolis, WY Weather Forecast & Current Conditions

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Thermopolis, WY Weather Maps

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Thermopolis Weather Map
UTC Time: 9/30/2026, 22:21
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Thermopolis, WY Regional Weather

Expires:202609302300;;322911
ASUS45 KCYS 302210
RWRWY 

WYOMING REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHEYENNE WY
400 PM MDT WED SEP 30 2026

NOTE:  "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET
WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.


WYZ002>013-054>058-071-098>099-302300-
...NORTHERN WYOMING...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        SUNNY     70  38  31 S8        30.04F                  
CODY           SUNNY     74  37  26 N9        29.97S                  
GREYBULL       SUNNY     79  34  19 NW3       29.86F                  
WORLAND        SUNNY     77  38  24 NE7       29.88F                  
SHERIDAN       SUNNY     79  40  24 N9G21     29.90S                  
BUFFALO        SUNNY     73  38  27 NW9       29.94S                  
GILLETTE       SUNNY     76  37  24 NW7       29.91S                  
HULETT         SUNNY     77  36  22 MISG      29.92R                  
NEWCASTLE      SUNNY     79  32  18 NW8       29.90S                  

$$

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

Thermopolis, WY

Afternoon
Sunny
78°/ 45° 26°/ 7°
0%
Thursday
Sunny
70°/ 45° 21°/ 7°
0%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Cloudy
72°/ 50° 22°/ 10°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Cloudy
80°/ 55° 27°/ 13°
0%
Tuesday
Cloudy
80°27°
0%

Day: Sunny. Highs in the upper 70s. Northeast winds around 10 mph.

Night: Mostly clear. Lows in the mid 40s. North winds around 10 mph, becoming west after midnight.

Ten Sleep, WY

Afternoon
Sunny
78°/ 45° 26°/ 7°
0%
Thursday
Sunny
72°/ 45° 22°/ 7°
0%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Cloudy
75°/ 50° 24°/ 10°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Sunny
82°/ 52° 28°/ 11°
0%
Tuesday
Cloudy
78°26°
0%

Day: Sunny. Highs in the upper 70s.

Night: Mostly clear. Lows in the mid 40s. North winds around 10 mph, becoming west after midnight.

Riverton, WY

Afternoon
Sunny
75°/ 45° 24°/ 7°
0%
Thursday
Sunny
72°/ 45° 22°/ 7°
0%
Friday
Sunny
75°/ 50° 24°/ 10°
0%
Saturday
Cloudy
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Cloudy
80°/ 52° 27°/ 11°
0%
Tuesday
Cloudy
75°24°
0%

Day: Sunny. Highs in the mid 70s. Northeast winds around 10 mph.

Night: Mostly clear. Lows in the mid 40s. Northeast winds around 10 mph with gusts up to 25 mph.

Basin, WY

Afternoon
Sunny
80°/ 45° 27°/ 7°
0%
Thursday
Sunny
70°/ 42° 21°/ 6°
0%
Friday
Sunny
75°/ 50° 24°/ 10°
0%
Saturday
Cloudy
75°/ 45° 24°/ 7°
0%
Sunday
Sunny
75°/ 48° 24°/ 9°
0%
Monday
Sunny
80°/ 52° 27°/ 11°
0%
Tuesday
Cloudy
78°26°
0%

Day: Sunny. Highs around 80. North winds around 10 mph with gusts up to 20 mph.

Night: Mostly clear and breezy. Lows in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Clark, WY

Afternoon
Sunny
72°/ 42° 22°/ 6°
0%
Thursday
Sunny
65°/ 45° 18°/ 7°
0%
Friday
Sunny
75°/ 50° 24°/ 10°
0%
Saturday
Cloudy
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 50° 22°/ 10°
0%
Monday
Cloudy
78°/ 55° 26°/ 13°
0%
Tuesday
Cloudy
75°24°
0%

Day: Sunny. Highs in the lower 70s. Northeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the lower 40s. North winds 10 to 15 mph, becoming northwest after midnight. Gusts up to 30 mph.

Dubois, WY

Afternoon
Sunny
70°/ 40° 21°/ 4°
0%
Thursday
Sunny
68°/ 40° 20°/ 4°
0%
Friday
Sunny
70°/ 45° 21°/ 7°
0%
Saturday
Cloudy
70°/ 42° 21°/ 6°
0%
Sunday
Sunny
70°/ 45° 21°/ 7°
0%
Monday
Cloudy
72°/ 45° 22°/ 7°
0%
Tuesday
Cloudy
68°20°
0%

Day: Sunny. Highs around 70. Southeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows around 40. Southeast winds around 10 mph in the evening.

Casper, WY

Afternoon
Sunny
75°/ 42° 24°/ 6°
0%
Thursday
Sunny
70°/ 42° 21°/ 6°
0%
Friday
Sunny
75°/ 48° 24°/ 9°
0%
Saturday
Sunny
72°/ 45° 22°/ 7°
0%
Sunday
Sunny
75°/ 48° 24°/ 9°
0%
Monday
Sunny
80°/ 52° 27°/ 11°
0%
Tuesday
Cloudy
75°24°
0%

Day: Sunny. Highs in the mid 70s. Northeast winds around 10 mph.

Night: Mostly clear. Lows in the lower 40s. Northeast winds 10 to 15 mph with gusts up to 30 mph.

Lander, WY

Afternoon
Sunny
75°/ 45° 24°/ 7°
0%
Thursday
Sunny
72°/ 45° 22°/ 7°
0%
Friday
Sunny
75°/ 48° 24°/ 9°
0%
Saturday
Cloudy
75°/ 48° 24°/ 9°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Cloudy
78°/ 52° 26°/ 11°
0%
Tuesday
Cloudy
78°26°
0%

Day: Sunny. Highs in the mid 70s.

Night: Mostly clear. Lows in the mid 40s.

Kaycee, WY

Afternoon
Sunny
78°/ 45° 26°/ 7°
0%
Thursday
Sunny
70°/ 45° 21°/ 7°
0%
Friday
Sunny
78°/ 48° 26°/ 9°
0%
Saturday
Cloudy
72°/ 45° 22°/ 7°
0%
Sunday
Sunny
75°/ 48° 24°/ 9°
0%
Monday
Sunny
82°/ 52° 28°/ 11°
0%
Tuesday
Cloudy
78°26°
0%

Day: Sunny. Highs in the upper 70s. Northeast winds around 10 mph.

Night: Mostly clear. Lows in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Jeffrey City, WY

Afternoon
Sunny
72°/ 42° 22°/ 6°
0%
Thursday
Sunny
70°/ 42° 21°/ 6°
0%
Friday
Sunny
72°/ 45° 22°/ 7°
0%
Saturday
Cloudy
72°/ 45° 22°/ 7°
0%
Sunday
Sunny
72°/ 48° 22°/ 9°
0%
Monday
Cloudy
75°/ 48° 24°/ 9°
0%
Tuesday
Cloudy
72°22°
0%

Day: Sunny. Highs in the lower 70s. Northeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the lower 40s. Northeast winds around 10 mph after midnight. Gusts up to 25 mph.

Wind River Mountains West, WY

Afternoon
Sunny
62°/ 38° 17°/ 3°
0%
Thursday
Sunny
58°/ 38° 14°/ 3°
0%
Friday
Sunny
60°/ 38° 16°/ 3°
0%
Saturday
Cloudy
62°/ 38° 17°/ 3°
0%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Cloudy
62°/ 40° 17°/ 4°
20%
Tuesday
Rain Showers
60°16°
20%

Day: Sunny. Highs in the lower 60s. West winds around 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the upper 30s. North winds around 10 mph, becoming east after midnight.

Buffalo, WY

Afternoon
Sunny
78°/ 45° 26°/ 7°
0%
Thursday
Sunny
70°/ 45° 21°/ 7°
0%
Friday
Sunny
78°/ 48° 26°/ 9°
0%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sunday
Sunny
75°/ 52° 24°/ 11°
0%
Monday
Sunny
82°/ 55° 28°/ 13°
0%
Tuesday
Cloudy
78°26°
0%

Day: Sunny. Highs in the upper 70s. North winds around 10 mph with gusts up to 20 mph.

Night: Partly cloudy. Lows in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Sheridan, WY

Today
Sunny
78°/ 42° 26°/ 6°
0%
Thursday
Partly Cloudy
68°/ 38° 20°/ 3°
0%
Friday
Sunny
75°/ 45° 24°/ 7°
0%
Saturday
Sunny
72°/ 42° 22°/ 6°
0%
Sunday
Sunny
75°/ 45° 24°/ 7°
0%
Monday
Sunny
82°/ 50° 28°/ 10°
0%
Tuesday
Sunny
78°/ 45° 26°/ 7°
0%
Wednesday
Sunny
78°26°
0%

Day: Sunny. Highs in the upper 70s. Northwest winds 15 to 25 mph.

Night: Mostly cloudy. Lows in the lower 40s. North winds 5 to 10 mph.

Burgess Jct, WY

Today
Sunny
60°/ 32° 16°/ 0°
0%
Thursday
Sunny
55°/ 35° 13°/ 2°
0%
Friday
Sunny
62°/ 40° 17°/ 4°
0%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
68°/ 42° 20°/ 6°
0%
Tuesday
Rain Showers
65°/ 38° 18°/ 3°
20%
Wednesday
Sunny
62°17°
0%

Day: Sunny. Highs around 60. North winds 10 to 20 mph.

Night: Partly cloudy. Lows in the lower 30s. Northwest winds 5 to 15 mph in the evening shifting to the south 5 to 10 mph overnight.

Absaroka Mountains, WY

Afternoon
Sunny
62°/ 38° 17°/ 3°
0%
Thursday
Sunny
58°/ 38° 14°/ 3°
0%
Friday
Sunny
60°/ 40° 16°/ 4°
0%
Saturday
Cloudy
58°/ 38° 14°/ 3°
0%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Cloudy
62°/ 42° 17°/ 6°
0%
Tuesday
Cloudy
60°16°
0%

Day: Sunny. Highs in the lower 60s. West winds around 10 mph with gusts up to 25 mph.

Night: Mostly clear. Lows in the upper 30s. Northwest winds around 10 mph with gusts up to 20 mph, becoming southwest after midnight.

Pinedale, WY

Afternoon
Sunny
70°/ 38° 21°/ 3°
0%
Thursday
Sunny
70°/ 35° 21°/ 2°
0%
Friday
Sunny
70°/ 40° 21°/ 4°
0%
Saturday
Cloudy
70°/ 40° 21°/ 4°
0%
Sunday
Sunny
70°/ 42° 21°/ 6°
0%
Monday
Cloudy
70°/ 40° 21°/ 4°
0%
Tuesday
Sunny
70°21°
0%

Day: Sunny. Highs around 70. West winds around 10 mph with gusts up to 20 mph.

Night: Clear. Lows in the upper 30s. North winds around 10 mph.

Seminoe Dam, WY

Afternoon
Sunny
68°/ 42° 20°/ 6°
0%
Thursday
Sunny
68°/ 42° 20°/ 6°
0%
Friday
Sunny
75°/ 45° 24°/ 7°
0%
Sat-Sat Night
Cloudy
72°22°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°22°
0%

Day: Mostly sunny. Near steady temperature in the upper 60s. Northeast winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s. East winds 5 to 10 mph.

Bridger, MT

Today
Sunny
75°/ 42° 24°/ 6°
0%
Thursday
Sunny
65°/ 42° 18°/ 6°
0%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Sunny
72°/ 45° 22°/ 7°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Sunny
82°/ 55° 28°/ 13°
0%
Tuesday
Sunny
78°/ 48° 26°/ 9°
0%
Wednesday
Sunny
78°26°
0%

Day: Sunny. Highs in the mid 70s. North winds 10 to 20 mph.

Night: Mostly clear. Lows in the lower 40s. North winds 10 to 20 mph.

Teton and Gros Ventre Mountains, WY

Afternoon
Sunny
62°/ 38° 17°/ 3°
0%
Thursday
Sunny
58°/ 38° 14°/ 3°
0%
Friday
Sunny
62°/ 40° 17°/ 4°
0%
Saturday
Cloudy
62°/ 38° 17°/ 3°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Cloudy
62°/ 42° 17°/ 6°
0%
Tuesday
Sunny
62°17°
0%

Day: Sunny. Highs in the lower 60s. Northwest winds around 10 mph with gusts up to 20 mph.

Night: Clear. Lows in the upper 30s. Northwest winds around 10 mph in the evening.

La Barge, WY

Afternoon
Sunny
70°/ 38° 21°/ 3°
0%
Thursday
Sunny
70°/ 35° 21°/ 2°
0%
Friday
Sunny
70°/ 40° 21°/ 4°
0%
Saturday
Cloudy
70°/ 40° 21°/ 4°
0%
Sunday
Sunny
72°/ 42° 22°/ 6°
0%
Monday
Cloudy
72°/ 40° 22°/ 4°
0%
Tuesday
Sunny
70°21°
0%

Day: Sunny. Highs around 70.

Night: Mostly clear. Lows in the upper 30s. Northwest winds around 10 mph, becoming north after midnight.

Names listed above may include county names.

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