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Platte County, WY Weather Forecast
Platte County, WY Weather Forecast Date: 1233 PM MDT Sat Sep 12 2026
The area/counties/county of: East Platte County, including the cities of: Wheatland and Guernsey.or toggle through each period.
This Afternoon... Mostly sunny. Highs in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Tonight... Partly cloudy. A slight chance of showers in the evening. Lows in the lower 50s. Southeast winds 15 to 20 mph, becoming southwest 10 to 15 mph after midnight. Chance of rain 20%.
Sunday... Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Northeast winds 5 to 10 mph, increasing to southeast 15 to 20 mph with gusts up to 35 mph in the afternoon. Chance of rain 50%.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Breezy with lows in the lower 60s. Southeast winds 20 to 25 mph with gusts up to 40 mph, becoming south 10 to 15 mph with gusts up to 30 mph after midnight. Chance of rain 50%.
Monday... Mostly sunny and windy. Highs in the lower 80s. West winds 20 to 30 mph with gusts up to 45 mph.
Monday Night... Mostly clear and breezy, cooler with lows in the upper 40s.
Tuesday... Mostly sunny and breezy. Highs in the lower 70s.
Tuesday Night... Partly cloudy. A chance of showers in the evening. Breezy with lows in the lower 50s. Chance of rain 30%.
Wednesday... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 40%.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows in the lower 50s. Chance of rain 50%.
Thursday... Mostly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 50%.
Thursday Night... Partly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 40%.
POP = Probability of Precipitation
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