Riverton, WY Weather Forecast & Current Conditions

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Riverton Weather Map
UTC Time: 10/10/2026, 16:05
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Riverton, WY Regional Weather

Expires:202610101600;;860358
ASUS45 KCYS 101510
RWRWY 

WYOMING REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHEYENNE WY
900 AM MDT SAT OCT 10 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>103-101600-
...CENTRAL WYOMING...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BIG PINEY      PTSUNNY   46  33  60 CALM      29.87R                  
PINEDALE       PTSUNNY   46  32  57 E7        29.88S                  
DUBOIS         PTSUNNY   50  32  50 NW10      29.83R                  
LANDER         MOSUNNY   64  36  35 SE14      29.73S                  
RIVERTON       MOSUNNY   58  34  40 S7        29.74S                  
CASPER         MOSUNNY   67  36  31 SW18      29.77R                  
DOUGLAS        PTSUNNY   69  35  28 W12       29.74S                  

$$

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

Riverton, WY

Today
Cloudy
75°/ 45° 24°/ 7°
60%
Sunday
Thunderstorms
58°/ 38° 14°/ 3°
100%
Columbus Day
Rain Showers
58°14°
30%
Mon Night
Rain Showers
35°2°
60%
Tuesday
Rain Showers
58°/ 38° 14°/ 3°
80%
Wednesday
Thunderstorms
52°/ 35° 11°/ 2°
60%
Thursday
Snow Showers
55°/ 32° 13°/ 0°
30%
Friday
Cloudy
58°14°
0%

Day: Partly cloudy and windy. Highs in the mid 70s. Southwest winds 20 to 30 mph with gusts up to 45 mph.

Night: Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then cloudy with showers likely after midnight. Breezy with lows in the mid 40s. South winds 15 to 20 mph, becoming southeast after midnight. Gusts up to 35 mph. Chance of rain 60 percent.

Lander, WY

Today
Thunderstorms
72°/ 48° 22°/ 9°
60%
Sunday
Thunderstorms
60°/ 40° 16°/ 4°
100%
Columbus Day
Rain Showers
58°14°
60%
Mon Night
Rain Showers
40°4°
60%
Tuesday
Thunderstorms
55°/ 38° 13°/ 3°
80%
Wednesday
Thunderstorms
52°/ 35° 11°/ 2°
70%
Thursday
Snow Showers
55°/ 32° 13°/ 0°
40%
Friday
Cloudy
58°14°
0%

Day: Partly cloudy. A chance of showers with a slight chance of thunderstorms this afternoon. Windy with highs in the lower 70s. Southwest winds 20 to 30 mph with gusts up to 40 mph. Chance of rain 30 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Breezy with lows in the upper 40s. Southwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 60 percent.

Jeffrey City, WY

Today
Thunderstorms
68°/ 45° 20°/ 7°
80%
Sunday
Thunderstorms
62°/ 42° 17°/ 6°
80%
Columbus Day
Rain Showers
58°14°
70%
Mon Night
Thunderstorms
38°3°
70%
Tuesday
Thunderstorms
55°/ 35° 13°/ 2°
80%
Wednesday
Thunderstorms
50°/ 32° 10°/ 0°
70%
Thursday
Snow Showers
50°/ 28° 10°/ -2°
30%
Friday
Cloudy
55°13°
0%

Day: Partly cloudy. Showers likely with a slight chance of thunderstorms this afternoon. Windy with highs in the upper 60s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 60 percent.

Night: Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Windy with lows in the mid 40s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 80 percent.

Wind River Mountains West, WY

Today
Thunderstorms
50°/ 35° 10°/ 2°
100%
Sunday
Thunderstorms
45°/ 35° 7°/ 2°
100%
Columbus Day
Thunderstorms
45°7°
90%
Mon Night
Thunderstorms
32°0°
80%
Tuesday
Thunderstorms
42°/ 28° 6°/ -2°
80%
Wednesday
Thunderstorms
42°/ 25° 6°/ -4°
60%
Thursday
Snow Showers
42°/ 25° 6°/ -4°
30%
Friday
Sunny
48°9°
0%

Day: Mostly cloudy. Rain and snow showers likely this morning, then rain showers, snow showers with a slight chance of thunderstorms this afternoon. Snow may be heavy at times this afternoon. Snow accumulation up to 4 inches. Breezy with highs around 50. Southwest winds 20 to 25 mph with gusts up to 45 mph. Chance of precipitation 90 percent.

Night: A slight chance of thunderstorms. Rain showers in the evening, then rain and snow showers after midnight. Snow accumulation up to 9 inches. Breezy with lows in the mid 30s. South winds 15 to 20 mph with gusts up to 40 mph. Chance of precipitation near 100 percent.

Thermopolis, WY

Today
Cloudy
75°/ 38° 24°/ 3°
80%
Sunday
Rain Showers
48°/ 32° 9°/ 0°
100%
Columbus Day
Rain Showers
50°10°
20%
Mon Night
Rain Showers
32°0°
30%
Tuesday
Rain Showers
55°/ 38° 13°/ 3°
60%
Wednesday
Rain Showers
55°/ 35° 13°/ 2°
60%
Thursday
Snow Showers
55°/ 32° 13°/ 0°
30%
Friday
Sunny
60°16°
0%

Day: Partly cloudy and breezy. Highs in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 35 mph.

Night: Mostly cloudy. A chance of showers in the evening, then showers after midnight. Breezy with lows in the upper 30s. Southwest winds 10 to 15 mph, becoming north 15 to 20 mph after midnight. Chance of rain 80 percent.

Dubois, WY

Today
Thunderstorms
65°/ 38° 18°/ 3°
90%
Sunday
Thunderstorms
50°/ 35° 10°/ 2°
100%
Columbus Day
Thunderstorms
50°10°
80%
Mon Night
Snow Showers
32°0°
70%
Tuesday
Thunderstorms
50°/ 32° 10°/ 0°
80%
Wednesday
Snow Showers
50°/ 30° 10°/ -1°
50%
Thursday
Snow Showers
50°/ 30° 10°/ -1°
30%
Friday
Sunny
55°13°
0%

Day: Partly cloudy. A chance of showers this morning, then showers with a slight chance of thunderstorms this afternoon. Highs in the mid 60s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 80 percent.

Night: Showers with a slight chance of thunderstorms. Lows in the upper 30s. Northwest winds around 10 mph with gusts up to 20 mph in the evening. Chance of rain 90 percent.

Casper, WY

Today
Cloudy
78°/ 45° 26°/ 7°
60%
Sunday
Thunderstorms
58°/ 40° 14°/ 4°
90%
Columbus Day
Cloudy
62°17°
0%
Mon Night
Rain Showers
35°2°
60%
Tuesday
Thunderstorms
60°/ 35° 16°/ 2°
70%
Wednesday
Rain Showers
55°/ 35° 13°/ 2°
70%
Thursday
Snow Showers
55°/ 30° 13°/ -1°
40%
Friday
Sunny
58°14°
0%

Day: Partly cloudy and windy. Highs in the upper 70s. Southwest winds 20 to 30 mph with gusts up to 45 mph.

Night: Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then cloudy with showers likely after midnight. Breezy with lows in the mid 40s. Southwest winds 15 to 20 mph with gusts up to 40 mph. Chance of rain 60 percent.

Ten Sleep, WY

Today
Cloudy
80°/ 42° 27°/ 6°
80%
Sunday
Rain Showers
52°/ 35° 11°/ 2°
90%
Columbus Day
Rain Showers
52°11°
20%
Mon Night
Rain Showers
32°0°
30%
Tuesday
Rain Showers
55°/ 38° 13°/ 3°
60%
Wednesday
Rain Showers
55°/ 35° 13°/ 2°
60%
Thursday
Rain Showers
55°/ 32° 13°/ 0°
30%
Friday
Sunny
60°16°
0%

Day: Partly cloudy and breezy. Highs around 80. South winds 15 to 20 mph with gusts up to 35 mph.

Night: Partly cloudy with a chance of showers in the evening, then cloudy with showers after midnight. Breezy with lows in the lower 40s. Southwest winds 15 to 20 mph, becoming northwest after midnight. Chance of rain 80 percent.

Pinedale, WY

Today
Thunderstorms
58°/ 40° 14°/ 4°
90%
Sunday
Thunderstorms
52°/ 40° 11°/ 4°
100%
Columbus Day
Thunderstorms
52°11°
80%
Mon Night
Thunderstorms
32°0°
80%
Tuesday
Thunderstorms
50°/ 28° 10°/ -2°
80%
Wednesday
Thunderstorms
50°/ 25° 10°/ -4°
50%
Thursday
Cloudy
52°/ 25° 11°/ -4°
0%
Friday
Sunny
55°13°
0%

Day: Mostly cloudy. Showers likely this morning, then showers with a chance of thunderstorms this afternoon. Highs in the upper 50s. South winds around 10 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Showers with a slight chance of thunderstorms. Breezy with lows around 40. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Seminoe Dam, WY

Today
Thunderstorms
68°/ 48° 20°/ 9°
50%
Sunday
Rain Showers
65°/ 45° 18°/ 7°
70%
Columbus Day
Sunny
62°17°
0%
Mon Night
Rain Showers
38°3°
70%
Tuesday
Rain Showers
58°/ 35° 14°/ 2°
80%
Wednesday
Rain Showers
48°/ 32° 9°/ 0°
70%
Thursday
Snow Showers
50°/ 28° 10°/ -2°
40%

Day: Mostly sunny. A slight chance of thunderstorms with isolated showers this afternoon. Some thunderstorms may produce gusty winds this afternoon. Windy with highs in the upper 60s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 20 percent.

Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Some thunderstorms may produce gusty winds in the evening. Breezy with lows in the upper 40s. Southwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 50 percent.

La Barge, WY

Today
Thunderstorms
65°/ 40° 18°/ 4°
80%
Sunday
Thunderstorms
58°/ 40° 14°/ 4°
100%
Columbus Day
Thunderstorms
55°13°
80%
Mon Night
Thunderstorms
32°0°
80%
Tuesday
Thunderstorms
52°/ 30° 11°/ -1°
70%
Wednesday
Thunderstorms
50°/ 25° 10°/ -4°
60%
Thursday
Sunny
52°/ 25° 11°/ -4°
0%
Friday
Sunny
55°13°
0%

Day: Partly cloudy. Showers with a slight chance of thunderstorms this afternoon. Breezy with highs in the mid 60s. Southwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 80 percent.

Night: Showers with a slight chance of thunderstorms. Breezy with lows around 40. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.

Clark, WY

Today
Rain Showers
72°/ 35° 22°/ 2°
80%
Sunday
Snow Showers
42°/ 32° 6°/ 0°
100%
Columbus Day
Snow Showers
45°7°
40%
Mon Night
Rain Showers
32°0°
30%
Tuesday
Snow Showers
50°/ 35° 10°/ 2°
60%
Wednesday
Rain Showers
52°/ 35° 11°/ 2°
40%
Thursday
Snow Showers
52°/ 32° 11°/ 0°
30%
Friday
Cloudy
60°16°
0%

Day: Mostly cloudy. A chance of showers this afternoon. Highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 30 percent.

Night: Showers likely with a slight chance of thunderstorms in the evening, then showers after midnight. Windy with lows in the mid 30s. North winds 25 to 30 mph with gusts up to 45 mph. Chance of rain 80 percent.

Basin, WY

Today
Mostly Cloudy
75°/ 38° 24°/ 3°
80%
Sunday
Snow Showers
48°/ 32° 9°/ 0°
100%
Columbus Day
Snow Showers
48°9°
30%
Mon Night
Rain Showers
28°-2°
20%
Tuesday
Rain Showers
55°/ 35° 13°/ 2°
30%
Wednesday
Rain Showers
55°/ 35° 13°/ 2°
40%
Thursday
Rain Showers
58°/ 30° 14°/ -1°
20%
Friday
Sunny
60°16°
0%

Day: Mostly cloudy. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy with showers. Windy with lows in the upper 30s. Northwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 80 percent.

Wamsutter, WY

Today
Thunderstorms
70°/ 45° 21°/ 7°
80%
Sunday
Thunderstorms
62°/ 45° 17°/ 7°
60%
Columbus Day
Thunderstorms
60°16°
60%
Mon Night
Thunderstorms
40°4°
70%
Tuesday
Thunderstorms
58°/ 35° 14°/ 2°
80%
Wednesday
Thunderstorms
50°/ 30° 10°/ -1°
70%
Thursday
Snow Showers
50°/ 30° 10°/ -1°
30%
Friday
Cloudy
55°13°
0%

Day: Partly cloudy. Showers likely with a slight chance of thunderstorms this afternoon. Windy with highs around 70. Southwest winds 20 to 30 mph with gusts up to 40 mph. Chance of rain 60 percent.

Night: Cloudy with showers with a slight chance of thunderstorms. Breezy with lows in the mid 40s. South winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 80 percent.

Kaycee, WY

Today
Cloudy
80°/ 42° 27°/ 6°
80%
Sunday
Rain Showers
55°/ 38° 13°/ 3°
90%
Columbus Day
Mostly Cloudy
55°13°
0%
Mon Night
Rain Showers
35°2°
40%
Tuesday
Rain Showers
60°/ 38° 16°/ 3°
60%
Wednesday
Rain Showers
55°/ 38° 13°/ 3°
60%
Thursday
Rain Showers
55°/ 32° 13°/ 0°
40%
Friday
Sunny
62°17°
0%

Day: Partly cloudy this morning, then clearing. Breezy with highs around 80. Southwest winds 15 to 25 mph with gusts up to 35 mph.

Night: Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then cloudy with showers after midnight. Breezy with lows in the lower 40s. Southwest winds 10 to 15 mph, becoming north 15 to 20 mph after midnight. Chance of rain 80 percent.

Rock Springs, WY

Today
Thunderstorms
70°/ 45° 21°/ 7°
80%
Sunday
Thunderstorms
62°/ 42° 17°/ 6°
80%
Columbus Day
Thunderstorms
60°16°
70%
Mon Night
Thunderstorms
35°2°
80%
Tuesday
Thunderstorms
55°/ 30° 13°/ -1°
70%
Wednesday
Thunderstorms
50°/ 30° 10°/ -1°
60%
Thursday
Snow Showers
52°/ 28° 11°/ -2°
20%
Friday
Sunny
55°13°
0%

Day: Partly cloudy this morning, then mostly cloudy with showers likely with a slight chance of thunderstorms this afternoon. Breezy with highs around 70. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 60 percent.

Night: Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Breezy with lows in the mid 40s. South winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 80 percent.

Rawlins, WY

Today
Thunderstorms
68°/ 48° 20°/ 9°
50%
Sunday
Rain Showers
65°/ 45° 18°/ 7°
70%
Columbus Day
Rain Showers
62°17°
50%
Mon Night
Rain Showers
38°3°
70%
Tuesday
Rain Showers
58°/ 35° 14°/ 2°
70%
Wednesday
Snow Showers
50°/ 32° 10°/ 0°
80%
Thursday
Cloudy
52°11°
0%
Friday
Cloudy
52°11°
0%

Day: Mostly sunny. Scattered showers with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce gusty winds this afternoon. Windy with highs in the upper 60s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 40 percent.

Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Some thunderstorms may produce gusty winds in the evening. Breezy with lows in the upper 40s. Southwest winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 50 percent.

Teton and Gros Ventre Mountains, WY

Today
Thunderstorms
48°/ 38° 9°/ 3°
100%
Sunday
Thunderstorms
45°/ 35° 7°/ 2°
100%
Columbus Day
Thunderstorms
45°7°
80%
Mon Night
Thunderstorms
32°0°
70%
Tuesday
Thunderstorms
42°/ 30° 6°/ -1°
70%
Wednesday
Snow Showers
42°/ 28° 6°/ -2°
40%
Thursday
Cloudy
45°/ 25° 7°/ -4°
0%
Friday
Sunny
50°10°
0%

Day: Rain showers. A slight chance of thunderstorms this morning, then a chance of thunderstorms this afternoon. Highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Rain showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms and snow showers after midnight. Snow accumulation up to 3 inches. Lows in the upper 30s. South winds 10 to 15 mph with gusts up to 35 mph. Chance of precipitation near 100 percent.

Salt River and Wyoming Ranges, WY

Today
Thunderstorms
55°/ 40° 13°/ 4°
90%
Sunday
Thunderstorms
48°/ 38° 9°/ 3°
100%
Columbus Day
Thunderstorms
48°9°
80%
Mon Night
Thunderstorms
32°0°
80%
Tuesday
Thunderstorms
45°/ 32° 7°/ 0°
80%
Wednesday
Thunderstorms
42°/ 28° 6°/ -2°
60%
Thursday
Cloudy
48°/ 28° 9°/ -2°
0%
Friday
Sunny
52°11°
0%

Day: Partly cloudy. Showers likely this morning, then showers with a chance of thunderstorms this afternoon. Breezy with highs in the mid 50s. Southwest winds 15 to 20 mph with gusts up to 40 mph. Chance of rain 80 percent.

Night: Rain showers. A chance of thunderstorms, mainly in the evening. Breezy with lows around 40. South winds 15 to 25 mph with gusts up to 45 mph. Chance of rain 90 percent.

Absaroka Mountains, WY

Today
Thunderstorms
52°/ 35° 11°/ 2°
90%
Sunday
Snow Showers
38°/ 32° 3°/ 0°
100%
Columbus Day
Snow Showers
42°6°
80%
Mon Night
Snow Showers
30°-1°
60%
Tuesday
Snow Showers
42°/ 30° 6°/ -1°
70%
Wednesday
Snow Showers
42°/ 28° 6°/ -2°
50%
Thursday
Snow Showers
42°/ 28° 6°/ -2°
30%
Friday
Sunny
48°9°
0%

Day: Mostly cloudy this morning, then becoming partly cloudy. A chance of snow showers. Rain showers likely this morning, then rain showers with a slight chance of thunderstorms this afternoon. Snow accumulation up to 1 inch. Breezy with highs in the lower 50s. Southwest winds 15 to 20 mph with gusts up to 40 mph. Chance of precipitation 80 percent.

Night: Snow showers with a slight chance of thunderstorms. Rain showers. Snow accumulation up to 4 inches. Lows in the mid 30s. Southwest winds 10 to 15 mph, becoming southeast after midnight. Chance of precipitation 90 percent.

Names listed above may include county names.

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