Weather for Fontenelle, Wyoming
Current Weather
Humidity: 49%
Feels Like: 53.3°F
Wind: WSW 4.9 mph
Wind Gusts: 10.3 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 6 mi
UV Index: 0
Five Day Weather Forecast
Sun
H: 88°F
L: 53°F
Mon
H: 86°F
L: 57°F
Tue
H: 84°F
L: 53°F
Wed
H: 85°F
L: 58°F
Thu
H: 85°F
L: 61°F
Air Quality
Nitrogen Dioxide: 5.55 μg/m3
Sulphur Dioxide: 0.74 μg/m3
Ozone: 105 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:50 PM
Daylight: 14 hrs 48 mins
Moon Transit: 9:25 AM
Moonset: 5:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.4%
Best Times for Fishing or Hunting
Major Periods
8:55 AM - 11:25 AM6:38 PM - 9:08 PM
Minor Periods
5:01 PM - 6:31 PM1:00 AM - 2:30 AM
Action Rating: 3 out of 5
Fire Weather Watch issued July 19 at 12:03PM MDT until July 20 at 8:00PM MDT by NWS Riverton WY
Effective: Sat July 19, 2025, 12:03 PM
Expires: Sun July 20, 2025, 7:00 AM
The National Weather Service in Riverton has issued a Fire Weather Watch, which is in effect from 12 PM to 8 PM Sunday. * IMPACTS: Low relative humidity and gusty westerly wind could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zone....279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 10 to 20 mph with gusts 25 to 30 mph. * HUMIDITY: 9-13 percent. * TEMPERATURES: Highs 84 to 88.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 19 at 12:03PM MDT until July 20 at 8:00PM MDT by NWS Riverton WY
Effective: Sat July 19, 2025, 12:03 PM
Expires: Sun July 20, 2025, 7:00 AM
The National Weather Service in Riverton has issued a Fire Weather Watch, which is in effect from 12 PM to 8 PM Sunday. * IMPACTS: Low relative humidity and gusty westerly wind could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zone....279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 10 to 20 mph with gusts 25 to 30 mph. * HUMIDITY: 9-13 percent. * TEMPERATURES: Highs 84 to 88.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 19 at 12:03PM MDT until July 20 at 8:00PM MDT by NWS Riverton WY
Effective: Sat July 19, 2025, 12:03 PM
Expires: Sun July 20, 2025, 7:00 AM
The National Weather Service in Riverton has issued a Fire Weather Watch, which is in effect from 12 PM to 8 PM Sunday. * IMPACTS: Low relative humidity and gusty westerly wind could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zone....279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 10 to 20 mph with gusts 25 to 30 mph. * HUMIDITY: 9-13 percent. * TEMPERATURES: Highs 84 to 88.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 19 at 12:03PM MDT until July 20 at 8:00PM MDT by NWS Riverton WY
Effective: Sat July 19, 2025, 12:03 PM
Expires: Sun July 20, 2025, 7:00 AM
The National Weather Service in Riverton has issued a Fire Weather Watch, which is in effect from 12 PM to 8 PM Sunday. * IMPACTS: Low relative humidity and gusty westerly wind could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zone....279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 10 to 20 mph with gusts 25 to 30 mph. * HUMIDITY: 9-13 percent. * TEMPERATURES: Highs 84 to 88.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 19 at 12:03PM MDT until July 20 at 8:00PM MDT by NWS Riverton WY
Effective: Sat July 19, 2025, 12:03 PM
Expires: Sun July 20, 2025, 7:00 AM
The National Weather Service in Riverton has issued a Fire Weather Watch, which is in effect from 12 PM to 8 PM Sunday. * IMPACTS: Low relative humidity and gusty westerly wind could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zone....279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 10 to 20 mph with gusts 25 to 30 mph. * HUMIDITY: 9-13 percent. * TEMPERATURES: Highs 84 to 88.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Weather Forecast
Average Temperature: 70.9°F
Average Humidity: 29%
Wind: 21.9 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 7.67 μg/m3
Sulphur Dioxide: 0.65 μg/m3
Ozone: 105.36 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:50 PM
Daylight: 14 hrs 48 mins
Moon Transit: 9:25 AM
Moonset: 5:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.4%
Best Times for Fishing or Hunting
Major Periods
8:55 AM - 11:25 AM6:38 PM - 9:08 PM
Minor Periods
5:01 PM - 6:31 PM1:00 AM - 2:30 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 71.3°F
Average Humidity: 27%
Wind: 19.5 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 5.29 μg/m3
Sulphur Dioxide: 0.77 μg/m3
Ozone: 117.28 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:50 PM
Daylight: 14 hrs 46 mins
Moon Transit: 10:27 AM
Moonset: 6:44 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.4%
Best Times for Fishing or Hunting
Major Periods
7:41 PM - 10:11 PM9:57 AM - 12:27 AM
Minor Periods
6:14 PM - 7:44 PM1:46 AM - 3:16 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 69.2°F
Average Humidity: 31%
Wind: 21.9 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 3.74 μg/m3
Sulphur Dioxide: 1.14 μg/m3
Ozone: 122.76 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:49 PM
Daylight: 14 hrs 44 mins
Moon Transit: 11:30 AM
Moonset: 7:45 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.6%
Best Times for Fishing or Hunting
Major Periods
8:45 PM - 11:15 PM11:00 AM - 1:30 PM
Minor Periods
7:15 PM - 8:45 PM2:44 AM - 4:14 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 72.7°F
Average Humidity: 22%
Wind: 17.4 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 14.53 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 95.77 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:48 PM
Daylight: 14 hrs 43 mins
Moon Transit: 12:33 AM
Moonset: 8:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:03 AM - 2:33 PM
Minor Periods
8:05 PM - 9:35 PM3:52 AM - 5:22 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 70.1°F
Average Humidity: 32%
Wind: 8.5 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:26 PM
Sunset: 8:47 PM
Daylight: 14 hrs 41 mins
Moon Transit: 1:31 PM
Moonset: 9:12 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:01 PM - 3:31 PM
Minor Periods
8:42 PM - 10:12 PM5:07 AM - 6:37 AM
Action Rating: 4 out of 5