2026-05-15T20:18:14-06:00 current observations and forecast Riverton, WY https://www.weather.gov/riw https://www.nws.noaa.gov/forecasts/xml/ point1 Kaycee, WY Kaycee 4757 https://forecast.weather.gov/MapClick.php?lat=43.7&lon=-106.65 k-p12h-n14-1 2026-05-15T20:00:00-06:00 2026-05-16T06:00:00-06:00 2026-05-16T18:00:00-06:00 2026-05-17T06:00:00-06:00 2026-05-17T18:00:00-06:00 2026-05-18T06:00:00-06:00 2026-05-18T18:00:00-06:00 2026-05-19T06:00:00-06:00 2026-05-19T18:00:00-06:00 2026-05-20T06:00:00-06:00 2026-05-20T18:00:00-06:00 2026-05-21T06:00:00-06:00 2026-05-21T18:00:00-06:00 2026-05-22T06:00:00-06:00 k-p24h-n7-1 2026-05-15T20:00:00-06:00 2026-05-16T18:00:00-06:00 2026-05-17T18:00:00-06:00 2026-05-18T18:00:00-06:00 2026-05-19T18:00:00-06:00 2026-05-20T18:00:00-06:00 2026-05-21T18:00:00-06:00 k-p24h-n7-2 2026-05-16T06:00:00-06:00 2026-05-17T06:00:00-06:00 2026-05-18T06:00:00-06:00 2026-05-19T06:00:00-06:00 2026-05-20T06:00:00-06:00 2026-05-21T06:00:00-06:00 2026-05-22T06:00:00-06:00 Daily Minimum Temperature 4 4 -1 -3 -1 2 4 Daily Maximum Temperature 25 13 4 11 17 20 23 12 Hourly Probability of Precipitation 30 40 90 90 60 Weather Type, Coverage, Intensity Conditions Icon https://forecast.weather.gov/DualImage.php?i=nwind_few&j=nfew https://forecast.weather.gov/DualImage.php?i=few&j=wind_bkn https://forecast.weather.gov/DualImage.php?i=nshra&j=nbkn&ip=30 https://forecast.weather.gov/newimages/medium/shra40.png https://forecast.weather.gov/DualImage.php?i=nshra&j=nrasn&ip=70&jp=90 https://forecast.weather.gov/DualImage.php?i=sn&j=rasn&ip=90&jp=70 https://forecast.weather.gov/DualImage.php?i=nrasn&j=nsn&ip=60&jp=20 https://forecast.weather.gov/newimages/medium/sct.png https://forecast.weather.gov/newimages/medium/nsct.png https://forecast.weather.gov/newimages/medium/sct.png https://forecast.weather.gov/newimages/medium/nsct.png https://forecast.weather.gov/DualImage.php?i=sct&j=hi_tsra&jp=0 https://forecast.weather.gov/DualImage.php?i=hi_ntsra&j=nfew&ip=0 https://forecast.weather.gov/DualImage.php?i=sct&j=hi_tsra&jp=0 Text Forecast Mostly clear, with a low around 4. Breezy, with a north wind 19 to 24 km/h becoming north northwest 8 to 13 km/h after midnight. Winds could gust as high as 34 km/h. Increasing clouds, with a high near 25. Breezy, with a south wind 5 to 10 km/h becoming south southwest 16 to 26 km/h in the afternoon. Winds could gust as high as 39 km/h. Scattered showers, mainly between 7pm and 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 4. Breezy, with a southwest wind 24 to 29 km/h becoming north 13 to 18 km/h. Winds could gust as high as 40 km/h. Chance of precipitation is 30%. A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 13. Breezy, with a north northeast wind 14 to 19 km/h increasing to 27 to 32 km/h in the afternoon. Winds could gust as high as 50 km/h. Chance of precipitation is 40%. Rain showers likely before midnight, then rain and snow showers. Low around -1. Blustery, with a north wind 34 to 37 km/h, with gusts as high as 55 km/h. Chance of precipitation is 90%. New snow accumulation of less than one centimeter possible. Snow showers before noon, then rain and snow showers likely. Some thunder is also possible. High near 4. Breezy, with a north wind 34 to 39 km/h decreasing to 23 to 28 km/h in the afternoon. Winds could gust as high as 55 km/h. Chance of precipitation is 90%. Rain and snow showers likely before midnight, then a slight chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around -3. North wind 11 to 16 km/h becoming west 5 to 10 km/h after midnight. Chance of precipitation is 60%. Mostly sunny, with a high near 11. Partly cloudy, with a low around -1. Mostly sunny, with a high near 17. Partly cloudy, with a low around 2. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 20. A slight chance of showers and thunderstorms. Mostly clear, with a low around 4. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 23. point1 CW3071 Midwest, WY 4938.0 https://www.weather.gov/wrh/LocalWeather?wfo=riw&zone=WYZ020 k-p1h-n1-1 2026-05-15T20:45:00 62 31 31 Weather Type, Coverage, Intensity NA Conditions Icon NULL 338 NA NA 29.83