Alpine, WY Weather Forecast & Current Conditions

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Alpine Weather Map
UTC Time: 9/20/2026, 15:28
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Alpine, WY Regional Weather

Expires:202609201600;;769522
ASUS45 KCYS 201510
RWRWY 

WYOMING REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHEYENNE WY
900 AM MDT SUN SEP 20 2026

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


WYZ014>020-022>026-101>103-201600-
...CENTRAL WYOMING...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BIG PINEY      MOSUNNY   42  39  89 W5        30.30S                  
PINEDALE       SUNNY     43  41  93 CALM      30.31S                  
DUBOIS         PTSUNNY   50  36  57 W16       30.25F                  
LANDER         CLOUDY    47  46  97 NW6       30.23R                  
RIVERTON       PTSUNNY   48  44  86 SW8       30.23R                  
CASPER         LGT RAIN  48  45  89 W14       30.20R                  
DOUGLAS        MOSUNNY   55  50  83 NW10      30.17S                  

$$

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

Alpine, WY

Today
Cloudy
62°/ 32° 17°/
0%
Monday
Sunny
70°/ 38° 21°/
0%
Tuesday
Cloudy
72°/ 40° 22°/
40%
Wednesday
Cloudy
70°/ 38° 21°/
0%
Thursday
Sunny
75°/ 40° 24°/
0%
Friday
Sunny
75°/ 42° 24°/
0%
Saturday
Cloudy
72°22°
0%

Day: Mostly sunny this morning, then becoming partly cloudy. Areas of fog this morning. Highs in the lower 60s.

Night: Mostly clear. Lows in the lower 30s.

Wayan, ID

Today
Sunny
59°/ 32° 15°/
0%
Monday
Sunny
66°/ 37° 19°/
0%
Tuesday
Sunny
69°/ 40° 21°/
0%
Wed-Wed Night
Clear
68°20°
0%
Thursday
Clear
72°22°
0%
Friday
Clear
72°/ 42° 22°/
0%

Day: Mostly sunny. Highs 59 to 66.

Night: Mostly clear. Lows 32 to 42.

Jackson, WY

Today
Cloudy
60°/ 32° 16°/
0%
Monday
Sunny
68°/ 35° 20°/
0%
Tuesday
Cloudy
70°/ 40° 21°/
40%
Wednesday
Cloudy
68°/ 38° 20°/
0%
Thursday
Sunny
72°/ 38° 22°/
0%
Friday
Sunny
72°/ 42° 22°/
0%
Saturday
Cloudy
68°20°
0%

Day: Partly cloudy. Areas of fog this morning. A slight chance of. A slight chance of. Highs around 60.

Night: Mostly clear. Lows in the lower 30s.

Grace, ID

Today
Sunny
60°/ 33° 16°/
0%
Monday
Sunny
66°/ 38° 19°/
0%
Tuesday
Sunny
68°/ 41° 20°/
0%
Wednesday
Clear
69°21°
0%
Thursday
Clear
69°21°
0%
Friday
Clear
69°/ 45° 21°/
0%

Day: Sunny. Highs 60 to 69.

Night: Mostly clear. Lows 33 to 43.

Pinedale, WY

Today
Cloudy
60°/ 32° 16°/
0%
Monday
Sunny
65°/ 35° 18°/
0%
Tuesday
Cloudy
68°/ 40° 20°/
40%
Wednesday
Cloudy
65°/ 35° 18°/
0%
Thursday
Sunny
70°/ 40° 21°/
0%
Friday
Sunny
70°/ 40° 21°/
0%
Saturday
Cloudy
68°20°
0%

Day: Areas of fog this morning. Partly cloudy. Highs around 60. Northwest winds around 10 mph with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the lower 30s. Northwest winds around 10 mph with gusts up to 20 mph in the evening.

Ashton, ID

Today
Sunny
60°/ 31° 16°/ -1°
0%
Monday
Sunny
67°/ 36° 19°/
0%
Tuesday
Sunny
70°/ 40° 21°/
0%
Wednesday
Clear
71°22°
0%
Thursday
Clear
71°22°
0%
Friday
Clear
71°/ 42° 22°/
0%

Day: Mostly sunny. Highs 60 to 67.

Night: Mostly clear. Lows 31 to 40.

Teton and Gros Ventre Mountains, WY

Today
Cloudy
52°/ 32° 11°/
0%
Monday
Sunny
58°/ 35° 14°/
0%
Tuesday
Cloudy
62°/ 40° 17°/
40%
Wednesday
Cloudy
60°/ 38° 16°/
0%
Thursday
Sunny
65°/ 40° 18°/
0%
Friday
Sunny
65°/ 42° 18°/
0%
Saturday
Cloudy
62°17°
0%

Day: Partly cloudy. Areas of fog this morning. A slight chance of. A slight chance of. Highs in the lower 50s. Northwest winds around 10 mph with gusts up to 20 mph this afternoon.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 30s. North winds around 10 mph in the evening.

Mud Lake, ID

Today
Sunny
63°/ 36° 17°/
0%
Monday
Sunny
68°/ 39° 20°/
0%
Tuesday
Sunny
70°/ 43° 21°/
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%
Friday
Clear
72°/ 45° 22°/
0%

Day: Sunny. Highs 63 to 70. Light and variable winds.

Night: Mostly clear. Lows 36 to 44. Light and variable winds...becoming northeast up to 10 mph after midnight.

Saint Charles, ID

Today
Sunny
63°/ 32° 17°/
0%
Monday
Sunny
70°/ 37° 21°/
0%
Tuesday
Thunderstorms
67°/ 38° 19°/
N/A
Wednesday
Clear
71°22°
0%
Thursday
Clear
71°22°
0%
Fri Night
Clear
71°22°
0%
Saturday
Sunny
70°21°
0%

Day: Sunny. Highs 63 to 70.

Night: Mostly clear. Lows 32 to 42.

Pocatello, ID

Today
Sunny
66°/ 36° 19°/
0%
Monday
Sunny
71°/ 39° 22°/
0%
Tuesday
Sunny
73°/ 43° 23°/
0%
Wednesday
Clear
74°23°
0%
Thursday
Clear
74°23°
0%
Friday
Clear
74°/ 46° 23°/
0%

Day: Sunny, warmer. Highs 66 to 73. Light and variable winds.

Night: Mostly clear. Lows 36 to 45. Light and variable winds...becoming northeast up to 10 mph after midnight.

Salt River and Wyoming Ranges, WY

Today
Cloudy
58°/ 35° 14°/
0%
Monday
Sunny
62°/ 38° 17°/
0%
Tuesday
Thunderstorms
62°/ 40° 17°/
40%
Wednesday
Cloudy
62°/ 38° 17°/
0%
Thursday
Sunny
65°/ 40° 18°/
0%
Friday
Sunny
65°/ 42° 18°/
0%
Saturday
Cloudy
65°18°
0%

Day: Mostly sunny this morning, then becoming partly cloudy. Highs in the upper 50s. Northwest winds around 10 mph with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the mid 30s. Northwest winds around 10 mph with gusts up to 20 mph in the evening.

Inkom, ID

Today
Sunny
62°/ 36° 17°/
0%
Monday
Sunny
67°/ 41° 19°/
0%
Tuesday
Partly Cloudy
68°/ 42° 20°/
0%
Wednesday
Clear
71°22°
0%
Thursday
Clear
71°22°
0%
Friday
Clear
71°/ 45° 22°/
0%

Day: Sunny. Highs 62 to 72.

Night: Mostly clear. Lows 36 to 46.

La Barge, WY

Today
Cloudy
62°/ 32° 17°/
0%
Monday
Sunny
65°/ 35° 18°/
0%
Tuesday
Cloudy
68°/ 38° 20°/
30%
Wednesday
Cloudy
68°/ 35° 20°/
0%
Thursday
Sunny
70°/ 40° 21°/
0%
Friday
Sunny
70°/ 40° 21°/
0%
Saturday
Cloudy
70°21°
0%

Day: Mostly sunny this morning, then becoming partly cloudy. Areas of fog this morning. Highs in the lower 60s. West winds around 10 mph with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the lower 30s. Northwest winds around 10 mph in the evening.

Island Park Including Island Park, ID

Today
Sunny
59°/ 31° 15°/ -1°
0%
Monday
Sunny
64°/ 35° 18°/
0%
Tuesday
Sunny
66°/ 38° 19°/
0%
Wednesday
Sunny
66°/ 38° 19°/
0%
Thursday
Sunny
68°/ 39° 20°/
0%
Friday
Sunny
69°/ 40° 21°/
0%

Day: Mostly sunny. Highs 59 to 66.

Night: Mostly clear. Lows 31 to 41.

Dubois, WY

Today
Thunderstorms
60°/ 38° 16°/
30%
Monday
Sunny
62°/ 40° 17°/
0%
Tuesday
Cloudy
65°/ 42° 18°/
30%
Wednesday
Cloudy
68°/ 42° 20°/
0%
Thursday
Sunny
70°/ 42° 21°/
0%
Friday
Sunny
70°/ 45° 21°/
0%
Saturday
Sunny
68°20°
0%

Day: Partly cloudy. Areas of fog this morning. A chance of showers with a slight chance of thunderstorms this afternoon. Highs around 60. Southeast winds around 10 mph with gusts up to 20 mph this afternoon. Chance of rain 30 percent.

Night: Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 30s. Southeast winds around 10 mph in the evening. Chance of rain 30 percent.

Kemmerer, WY

Today
Sunny
62°/ 35° 17°/
0%
Monday
Sunny
65°/ 38° 18°/
0%
Tuesday
Thunderstorms
68°/ 40° 20°/
30%
Wednesday
Sunny
70°/ 40° 21°/
0%
Thursday
Sunny
70°/ 40° 21°/
0%
Friday
Sunny
70°/ 42° 21°/
0%
Saturday
Cloudy
70°21°
0%

Day: Areas of fog this morning. Mostly sunny. Highs in the lower 60s. West winds around 10 mph with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the mid 30s. Northwest winds around 10 mph in the evening.

Woodruff, UT

Today
Sunny
65°/ 32° 18°/
0%
Monday
Sunny
70°/ 40° 21°/
0%
Tuesday
Thunderstorms
70°/ 38° 21°/
40%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%
Fri Night
Clear
72°22°
0%
Saturday
Cloudy
72°22°
0%

Day: Sunny. Highs in the mid 60s.

Night: Mostly clear. Lows in the lower 30s.

Logan, UT

Today
Sunny
72°/ 38° 22°/
0%
Monday
Sunny
78°/ 42° 26°/
0%
Tuesday
Thunderstorms
78°/ 42° 26°/
40%
Wednesday
Clear
80°27°
0%
Thursday
Clear
80°27°
0%
Fri Night
Clear
80°27°
0%
Saturday
Cloudy
80°27°
0%

Day: Sunny. Highs in the lower 70s.

Night: Mostly clear. Lows in the upper 30s.

Lake, WY

Today
Thunderstorms
52°/ 32° 11°/
30%
Monday
Sunny
62°/ 35° 17°/
0%
Tuesday
Cloudy
65°/ 38° 18°/
30%
Wednesday
Cloudy
62°/ 38° 17°/
0%
Thursday
Sunny
65°/ 38° 18°/
0%
Friday
Sunny
65°/ 40° 18°/
0%
Saturday
Cloudy
62°17°
0%

Day: Mostly cloudy. Areas of fog this morning. A chance of rain showers with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 50s. Chance of rain 30 percent.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 30s.

Burley, ID

Today
Sunny
67°/ 39° 19°/
0%
Monday
Sunny
73°/ 44° 23°/
0%
Tuesday
Sunny
74°/ 45° 23°/
0%
Wednesday
Clear
77°25°
0%
Thursday
Clear
77°25°
0%
Friday
Clear
77°/ 48° 25°/
0%

Day: Sunny. Highs 67 to 74. East winds up to 10 mph in the morning...becoming light and variable.

Night: Mostly clear. Lows 39 to 48. East winds up to 10 mph.

Names listed above may include county names.

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