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Afton Weather Map
UTC Time: 9/13/2026, 17:17
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Afton, WY Regional Weather

Expires:202609131800;;390107
ASUS45 KCYS 131710
RWRWY 

WYOMING REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHEYENNE WY
1100 AM MDT SUN SEP 13 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>103-131800-
...CENTRAL WYOMING...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BIG PINEY      SUNNY     72  36  26 S12G18    30.09F                  
PINEDALE       MOSUNNY   70  32  24 S5        30.11F                  
DUBOIS         MOSUNNY   63  34  34 E6        30.10F                  
LANDER         SUNNY     65  40  39 NW8       30.01F                  
RIVERTON       SUNNY     62  40  44 SE5       30.02F                  
CASPER         SUNNY     65  43  44 E7        30.06F                  
DOUGLAS        MOSUNNY   64  45  49 E6        30.06S                  

$$

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

Afton, WY

Today
Sunny
68°/ 45° 20°/
30%
Monday
Thunderstorms
68°/ 45° 20°/
N/A
Tuesday
Sunny
62°/ 42° 17°/
0%
Wednesday
Rain Showers
65°/ 45° 18°/
40%
Thursday
Sunny
68°/ 48° 20°/
0%
Friday
Sunny
72°/ 45° 22°/
0%

Day: Sunny. Highs in the upper 60s. Light and variable winds, becoming southeast up to 5 mph in the afternoon.

Night: Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 40s. Southeast winds 5 to 15 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 30 percent.

Saint Charles, ID

Today
Sunny
74°/ 35° 23°/
0%
Monday
Sunny
67°/ 30° 19°/ -1°
0%
Tuesday
Sunny
70°/ 37° 21°/
0%
Wed Night
Thunderstorms
37°
N/A
Thursday
Thunderstorms
68°/ 34° 20°/
N/A

Day: Sunny. Highs 74 to 81.

Night: Mostly clear. Colder. Lows 35 to 45.

Salt River and Wyoming Ranges, WY

Today
Sunny
70°/ 35° 21°/
0%
Monday
Sunny
58°/ 32° 14°/
0%
Tuesday
Sunny
65°/ 42° 18°/
0%
Wednesday
Sunny
68°/ 45° 20°/
30%
Thursday
Thunderstorms
65°/ 40° 18°/
60%
Friday
Thunderstorms
62°/ 38° 17°/
40%

Day: Mostly sunny and breezy. Highs around 70. Southwest winds 15 to 20 mph with gusts up to 30 mph.

Night: Mostly clear and breezy. Lows in the mid 30s. West winds 15 to 25 mph. Gusts up to 40 mph after midnight.

Wayan, ID

Today
Sunny
68°/ 31° 20°/ -1°
0%
Monday
Sunny
59°/ 30° 15°/ -1°
0%
Tuesday
Sunny
67°/ 36° 19°/
0%
Wed Night
Thunderstorms
36°
N/A
Thursday
Thunderstorms
67°/ 35° 19°/
N/A

Day: Sunny. Highs 68 to 77.

Night: Partly cloudy. Colder. Lows 31 to 41.

Grace, ID

Today
Sunny
68°/ 34° 20°/
0%
Monday
Sunny
59°/ 32° 15°/
0%
Tuesday
Sunny
67°/ 38° 19°/
0%
Wed Night
Rain
38°
N/A
Thursday
Thunderstorms
66°/ 37° 19°/
N/A
Fri-Fri Night
Clear
68°20°
0%

Day: Sunny. Highs 68 to 78.

Night: Partly cloudy. Colder. Lows 34 to 44.

Pinedale, WY

Today
Sunny
75°/ 32° 24°/
30%
Monday
Sunny
62°/ 32° 17°/
0%
Tuesday
Sunny
70°/ 38° 21°/
0%
Wednesday
Thunderstorms
70°/ 42° 21°/
30%
Thursday
Thunderstorms
68°/ 40° 20°/
60%
Friday
Thunderstorms
65°/ 35° 18°/
40%

Day: Mostly sunny and breezy. Highs in the mid 70s. South winds 10 to 15 mph, becoming southwest 15 to 20 mph with gusts up to 30 mph this afternoon.

Night: A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Breezy with lows in the lower 30s. West winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 30 percent.

Jackson, WY

Today
Sunny
72°/ 32° 22°/
60%
Monday
Sunny
60°/ 32° 16°/
0%
Tuesday
Sunny
70°/ 38° 21°/
0%
Wednesday
Sunny
72°/ 42° 22°/
20%
Thursday
Thunderstorms
70°/ 38° 21°/
60%
Friday
Thunderstorms
65°/ 35° 18°/
50%

Day: Mostly sunny. Highs in the lower 70s. Southwest winds 10 to 15 mph.

Night: Partly cloudy. Rain showers likely after midnight. Breezy with lows in the lower 30s. West winds 10 to 15 mph, becoming southwest 15 to 20 mph after midnight. Chance of rain 60 percent.

La Barge, WY

Today
Sunny
78°/ 35° 26°/
30%
Monday
Sunny
65°/ 32° 18°/
0%
Tuesday
Sunny
70°/ 42° 21°/
0%
Wednesday
Sunny
72°/ 42° 22°/
30%
Thursday
Thunderstorms
70°/ 40° 21°/
60%
Friday
Thunderstorms
70°/ 35° 21°/
30%

Day: Mostly sunny. A slight chance of. Breezy with highs in the upper 70s. Southwest winds 15 to 25 mph with gusts up to 35 mph.

Night: Mostly clear. A chance of rain showers with a slight chance of thunderstorms in the evening. Breezy with lows in the mid 30s. West winds 20 to 25 mph, becoming northwest 15 to 25 mph after midnight. Chance of rain 30 percent.

Kemmerer, WY

Today
Sunny
80°/ 38° 27°/
0%
Monday
Sunny
65°/ 35° 18°/
0%
Tuesday
Sunny
72°/ 42° 22°/
20%
Wednesday
Sunny
75°/ 45° 24°/
30%
Thursday
Thunderstorms
70°/ 40° 21°/
60%
Friday
Sunny
70°/ 38° 21°/
0%

Day: Mostly sunny and breezy. Highs around 80. Southwest winds 15 to 25 mph with gusts up to 35 mph.

Night: Mostly clear and breezy. Lows in the upper 30s. West winds 15 to 25 mph with gusts up to 40 mph.

Inkom, ID

Today
Sunny
71°/ 36° 22°/
0%
Monday
Sunny
61°/ 34° 16°/
0%
Tuesday
Sunny
69°/ 40° 21°/
0%
Wed Night
Thunderstorms
40°
N/A
Thursday
Thunderstorms
68°/ 38° 20°/
N/A
Friday
Sunny
70°/ 39° 21°/
0%

Day: Sunny. Highs 71 to 81.

Night: Partly cloudy. Breezy, colder. Lows 36 to 46.

Woodruff, UT

Today
Sunny
80°/ 35° 27°/
0%
Monday
Sunny
68°/ 32° 20°/
0%
Tuesday
Sunny
75°/ 40° 24°/
0%
Wednesday
Sunny
75°/ 40° 24°/
40%
Thursday
Thunderstorms
72°/ 38° 22°/
30%
Fri-Fri Night
Clear
72°22°
0%

Day: Sunny, breezy. Highs around 80. Southwest winds 15 to 25 mph.

Night: Mostly clear. Colder. Lows in the mid 30s. North winds 10 to 20 mph.

Ashton, ID

Today
Sunny
69°/ 32° 21°/
0%
Monday
Sunny
59°/ 30° 15°/ -1°
0%
Tuesday
Sunny
71°/ 36° 22°/
0%
Wed Night
Thunderstorms
37°
N/A
Thursday
Thunderstorms
67°/ 35° 19°/
N/A
Friday
Rain
68°/ 35° 20°/
N/A

Day: Sunny. Highs 69 to 76.

Night: Partly cloudy with a slight chance of rain showers. Colder. Lows 32 to 40.

Logan, UT

Today
Sunny
85°/ 40° 29°/
0%
Monday
Sunny
72°/ 35° 22°/
0%
Tuesday
Sunny
80°/ 42° 27°/
0%
Wednesday
Sunny
82°/ 40° 28°/
30%
Thursday
Thunderstorms
78°/ 40° 26°/
30%
Fri-Fri Night
Clear
80°27°
0%

Day: Sunny. Highs in the mid 80s. Southwest winds 10 to 20 mph late morning through afternoon.

Night: Mostly clear. Colder. Lows around 40. North winds 10 to 20 mph.

Teton and Gros Ventre Mountains, WY

Today
Sunny
65°/ 32° 18°/
60%
Monday
Sunny
52°/ 32° 11°/
0%
Tuesday
Sunny
62°/ 38° 17°/
0%
Wednesday
Sunny
62°/ 42° 17°/
30%
Thursday
Thunderstorms
62°/ 38° 17°/
60%
Friday
Thunderstorms
58°/ 35° 14°/
40%

Day: Mostly sunny. Highs in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph.

Night: Partly cloudy. Rain and snow showers likely after midnight. Little or no snow accumulation. Breezy with lows in the lower 30s. West winds 10 to 15 mph with gusts up to 25 mph, increasing to 20 to 25 mph with gusts up to 40 mph after midnight. Chance of precipitation 60 percent.

Pocatello, ID

Today
Sunny
71°/ 36° 22°/
0%
Monday
Sunny
64°/ 33° 18°/
0%
Tuesday
Sunny
72°/ 39° 22°/
0%
Wed Night
Rain
39°
N/A
Thursday
Thunderstorms
71°/ 38° 22°/
N/A
Friday
Sunny
73°/ 38° 23°/
0%

Day: Sunny, breezy. Highs 71 to 78. Southwest winds 15 to 25 mph.

Night: Mostly clear. Breezy, colder. Lows 36 to 46. Southwest winds 15 to 25 mph.

Idaho Falls, ID

Today
Sunny
69°/ 34° 21°/
0%
Monday
Sunny
60°/ 33° 16°/
0%
Tuesday
Sunny
67°/ 38° 19°/
0%
Wed Night
Rain
38°
N/A
Thursday
Thunderstorms
68°/ 38° 20°/
N/A

Day: Sunny, breezy. Highs 69 to 76. Southwest winds 15 to 25 mph. Gusts up to 35 mph in the afternoon.

Night: Mostly clear. Breezy, colder. Lows 34 to 44. Southwest winds 15 to 25 mph.

Mantua, UT

Today
Thunderstorms
75°/ 38° 24°/
10%
Monday
Sunny
60°/ 38° 16°/
0%
Tuesday
Sunny
70°/ 45° 21°/
0%
Wednesday
Sunny
68°/ 42° 20°/
40%
Thursday
Thunderstorms
68°/ 42° 20°/
40%
Fri-Fri Night
Clear
70°21°
0%

Day: Sunny. Isolated showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 10 percent.

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

Brigham City, UT

Today
Sunny
85°/ 48° 29°/
0%
Monday
Sunny
72°/ 48° 22°/
0%
Tuesday
Sunny
80°/ 52° 27°/ 11°
0%
Wednesday
Sunny
82°/ 52° 28°/ 11°
0%
Thu Night
Clear
50°10°
0%
Fri-Fri Night
Clear
80°27°
0%

Day: Sunny. Highs in the mid 80s. Southwest winds 10 to 20 mph through early afternoon.

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

Dubois, WY

Today
Sunny
75°/ 42° 24°/
30%
Monday
Sunny
62°/ 35° 17°/
0%
Tuesday
Sunny
65°/ 42° 18°/
0%
Wednesday
Cloudy
70°/ 42° 21°/
30%
Thursday
Thunderstorms
65°/ 45° 18°/
60%
Friday
Thunderstorms
65°/ 40° 18°/
40%

Day: Mostly sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph this afternoon.

Night: Mostly clear. A chance of rain showers after midnight. Windy with lows in the lower 40s. West winds 15 to 20 mph, increasing to northwest 25 to 35 mph with gusts up to 50 mph after midnight. Chance of rain 30 percent.

Rock Springs, WY

Today
Thunderstorms
80°/ 42° 27°/
30%
Monday
Cloudy
70°/ 40° 21°/
0%
Tuesday
Sunny
75°/ 48° 24°/
30%
Wednesday
Thunderstorms
75°/ 48° 24°/
30%
Thursday
Thunderstorms
72°/ 42° 22°/
60%
Friday
Thunderstorms
70°/ 40° 21°/
20%

Day: Mostly sunny this morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms this afternoon. Breezy with highs around 80. Southwest winds 15 to 20 mph. Gusts up to 35 mph this afternoon. Chance of rain 30 percent.

Night: Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Breezy with lows in the lower 40s. Southwest winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 30 percent.

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