Grass Flat Reservoir, UT Weather Forecast & Current Conditions

Night: Mostly clear. Lows around 30.

Day: Partly cloudy in the morning, then partly sunny with a chance of snow and a slight chance of rain in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent.

Night: A chance of rain and snow in the evening, then rain likely and a chance of snow after midnight. Mostly cloudy. Accumulation 1 inch. Snow level near 9000 feet. Lows in the lower 30s. Chance of precipitation 60 percent.

Day: Mostly cloudy with a 50 percent chance of snow and rain. Highs in the mid 40s.

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 30s.

Day: Partly cloudy in the morning then clearing. Highs in the upper 40s.

Night: Partly cloudy. Lows in the lower 30s. Highs around 50.

Night: Mostly clear. Lows in the lower 30s.

Night: Partly cloudy. Highs in the upper 40s. Lows in the lower 30s.

Night: Mostly cloudy. Highs in the upper 40s. Lows in the mid 30s.

Day: Mostly cloudy. A chance of rain in the afternoon. Highs in the mid 40s. Chance of rain 30 percent. =

Night: Mostly clear. Lows around 30.

Day: Sunny in the morning then becoming partly sunny. Highs in the upper 50s.

Night: A 40 percent chance of rain. Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 30s.

Day: Partly sunny with a 20 percent chance of rain. Highs in the mid 50s.

Night: Partly cloudy. Lows around 30.

Day: Partly cloudy in the morning then becoming sunny. Highs in the lower 60s.

Night: Partly cloudy. Lows in the lower 30s. Highs around 60.

Night: Mostly clear. Lows in the lower 30s. Highs around 60.

Night: Partly cloudy. Lows in the lower 30s.

Night: Mostly cloudy. Highs in the lower 60s. Lows in the mid 30s.

Day: Partly sunny. A chance of rain in the afternoon. Highs around 60. Chance of rain 30 percent. =

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

Day: Sunny in the morning then becoming partly sunny. Highs in the upper 50s.

Night: A 40 percent chance of rain after midnight. Mostly cloudy. Lows around 40.

Day: A chance of rain in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Mostly cloudy. Highs in the lower 50s. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

Night: Partly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

Night: Partly cloudy. Lows in the upper 30s. Highs in the mid 50s.

Night: Partly cloudy. Lows in the upper 30s. Highs in the mid 50s.

Night: Mostly cloudy. Highs in the mid 50s. Lows around 40.

Day: Partly sunny. A chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 30 percent. =

Night: Mostly clear. Lows in the upper 20s.

Day: Sunny in the morning then becoming partly cloudy. Highs in the upper 40s.

Night: A 30 percent chance of rain and snow after midnight. Mostly cloudy. Lows around 30.

Day: A chance of rain and snow in the morning, then a chance of rain showers, a slight chance of thunderstorms and snow in the afternoon. Mostly cloudy. Highs in the upper 40s. Chance of precipitation 50 percent.

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows around 30.

Day: Partly sunny in the morning then clearing. Highs around 50.

Night: Partly cloudy. Lows around 30.

Day: Partly sunny in the morning, then partly cloudy with a chance of snow in the afternoon. Highs around 50. Chance of snow 30 percent.

Night: Partly cloudy. Lows in the upper 20s. Highs around 50.

Night: Partly cloudy. Lows in the upper 20s. Highs around 50.

Night: Mostly cloudy. Highs around 50. Lows around 30.

Day: Mostly cloudy. A chance of rain in the afternoon. Highs around 50. Chance of rain 30 percent. =

Night: Mostly clear. Lows in the mid 30s.

Day: Partly cloudy in the morning then becoming partly sunny. Highs in the mid 50s.

Night: Mostly cloudy with a 30 percent chance of rain. Lows in the upper 30s.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

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

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows around 40.

Day: Partly cloudy. Highs around 60.

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

Night: Partly cloudy. Highs around 60. Lows around 40.

Day: Mostly cloudy. Highs in the lower 60s. Lows in the lower 40s. =

Day: Mostly cloudy. Highs in the lower 60s. Lows in the lower 40s. =

Night: Mostly clear. Lows in the lower 30s.

Day: Sunny in the morning then becoming partly sunny. Highs in the upper 50s.

Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 30s.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the upper 50s.

Night: Mostly clear. Lows in the lower 30s.

Day: Partly cloudy in the morning then becoming sunny. Highs in the mid 60s.

Night: Mostly clear. Lows in the mid 30s.

Day: Partly cloudy. Highs in the mid 60s.

Night: Mostly clear. Lows in the mid 30s. Highs in the lower 60s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s.

Day: Mostly cloudy. Highs in the lower 60s. Lows in the upper 30s. =

Day: Mostly cloudy. Highs in the lower 60s. Lows in the upper 30s. =

Night: Mostly clear. Lows around 40.

Day: Partly cloudy in the morning, then partly sunny with a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs around 60. Chance of precipitation 30 percent.

Night: A chance of rain showers and a slight chance of thunderstorms in the evening, then rain showers likely and a slight chance of thunderstorms after midnight. Mostly cloudy. Lows in the mid 40s. Chance of precipitation 70 percent.

Day: A 40 percent chance of rain in the morning. Mostly cloudy. Highs around 60.

Night: Partly cloudy. Lows in the lower 40s.

Day: Partly sunny in the morning then becoming partly cloudy. Highs around 60.

Night: Partly cloudy. Lows in the lower 40s. Highs around 60.

Night: Mostly clear. Lows around 40.

Night: Partly cloudy. Highs around 60. Lows around 40.

Day: Mostly cloudy. Highs around 60. Lows in the lower 40s. =

Day: Mostly cloudy. Highs around 60. Lows in the lower 40s. =

Night: Partly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Lows in the mid 30s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the mid 50s.

Night: Partly cloudy. Patchy frost. Lows in the lower 30s.

Day: Partly sunny in the morning then clearing. Areas of frost in the morning. Highs in the upper 50s.

Night: Mostly clear. Areas of frost after midnight. Lows in the lower 30s.

Day: Partly cloudy in the morning then becoming sunny. Areas of frost in the morning. Highs in the mid 60s.

Night: Partly cloudy. Lows in the mid 30s. Highs in the lower 60s.

Night: Mostly clear. Areas of frost after midnight. Lows in the lower 30s.

Day: Partly cloudy in the morning then clearing. Areas of frost in the morning. Highs around 60.

Night: Partly cloudy. Patchy frost after midnight. Lows in the mid 30s.

Day: Partly sunny. Patchy frost in the morning. Highs in the lower 60s.

Night: Mostly cloudy. Lows in the upper 30s. Highs in the lower 60s. =

Night: Mostly clear. Lows in the lower 40s.

Day: Sunny in the morning then becoming partly cloudy. Highs around 60.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s.

Day: Partly sunny with a 20 percent chance of rain. Highs in the upper 50s.

Night: Partly cloudy. Lows around 40.

Day: Partly cloudy in the morning then clearing. Highs in the mid 60s.

Night: Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Day: Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Night: Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Night: Mostly cloudy. Highs in the mid 60s. Lows in the mid 40s.

Day: Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. =

Night: Mostly clear. Lows in the lower 30s.

Day: Sunny in the morning, then mostly cloudy with rain showers likely and a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 60 percent.

Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 30s.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

Night: Partly cloudy. Lows in the lower 30s.

Day: Partly cloudy in the morning then clearing. Highs around 60.

Night: Mostly clear. Lows in the lower 30s. Highs around 60.

Day: Mostly clear. Lows in the lower 30s. Highs around 60.

Day: Mostly clear. Lows in the lower 30s. Highs around 60.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s.

Night: Mostly cloudy. Highs in the upper 50s. Lows in the mid 30s.

Day: Mostly cloudy. A chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 30 percent. =

Night: Mostly clear. Lows around 40.

Day: A slight chance of rain in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs around 50. Chance of precipitation 50 percent.

Night: A chance of rain showers and a slight chance of thunderstorms in the evening, then rain showers likely and a slight chance of thunderstorms after midnight. Mostly cloudy. Lows around 40. Chance of precipitation 60 percent.

Day: A slight chance of rain in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs around 50. Chance of precipitation 30 percent.

Night: Partly cloudy. Lows around 40.

Day: Partly cloudy. Highs in the lower 50s.

Night: Partly cloudy. Lows around 40. Highs in the mid 50s.

Night: Mostly clear. Lows around 40.

Night: Partly cloudy. Highs in the lower 50s. Lows around 40.

Day: Mostly cloudy. Highs in the lower 50s. Lows around 40. =

Day: Mostly cloudy. Highs in the lower 50s. Lows around 40. =

Night: Mostly clear. Lows around 30.

Day: Sunny in the morning then becoming partly cloudy. Highs in the upper 40s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 30s.

Day: A slight chance of snow in the morning, then a slight chance of rain and snow in the afternoon. Partly sunny. Highs in the mid 40s. Chance of precipitation 20 percent.

Night: Partly cloudy. Lows in the lower 30s.

Day: Partly cloudy in the morning then clearing. Highs around 50.

Night: Mostly clear. Lows in the mid 30s.

Day: Partly sunny with a 40 percent chance of rain and snow. Highs in the upper 40s.

Night: Partly cloudy. A chance of snow in the evening. Lows around 30. Chance of snow 30 percent.

Night: Partly cloudy. Highs around 50. Lows in the lower 30s.

Night: Mostly cloudy. Highs around 50. Lows in the mid 30s.

Day: Mostly cloudy. A chance of rain and snow in the afternoon. Highs around 50. Chance of precipitation 30 percent. =

Night: Mostly clear. Lows around 40.

Day: A chance of rain in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs in the upper 50s. Chance of precipitation 50 percent.

Night: A chance of rain showers and a slight chance of thunderstorms in the evening, then rain showers likely and a slight chance of thunderstorms after midnight. Mostly cloudy. Lows in the lower 40s. Chance of precipitation 60 percent.

Day: A 20 percent chance of rain in the morning. Partly sunny. Highs in the upper 50s.

Night: Partly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs around 60.

Night: Partly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs around 60.

Night: Partly cloudy. Lows around 40. Highs around 60.

Night: Mostly cloudy. Lows around 40. Highs around 60. =

Day: Mostly cloudy. Lows around 40. Highs around 60. =

Day: Mostly cloudy. Lows around 40. Highs around 60. =

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

Night: A 40 percent chance of rain after midnight. Mostly cloudy. Lows around 40.

Day: Cloudy with a chance of rain in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 50 percent.

Night: Partly cloudy. Lows in the upper 30s.

Day: Partly cloudy. Highs in the upper 50s.

Night: Partly cloudy. Lows in the mid 30s. Highs in the upper 50s.

Day: Partly cloudy. Lows in the mid 30s. Highs in the upper 50s.

Night: Partly cloudy. Lows in the mid 30s. Highs in the upper 50s.

Day: Mostly cloudy. Highs in the upper 50s. Lows in the mid 30s. =

Day: Mostly cloudy. Highs in the upper 50s. Lows in the mid 30s. =

Night: Partly cloudy. A 20 percent chance of rain in the evening. Lows around 30.

Day: Sunny. Highs in the mid 50s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows around 30.

Day: Partly sunny with a 20 percent chance of rain. Highs in the mid 50s.

Night: Partly cloudy. Lows around 30.

Day: Partly cloudy in the morning then clearing. Highs around 60.

Night: Mostly clear. A 30 percent chance of rain after midnight. Lows in the lower 30s.

Day: Partly sunny. A chance of rain and snow in the morning, then a chance of rain and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 50 percent.

Night: Mostly cloudy with a chance of rain and snow in the evening, then partly cloudy after midnight. Lows in the upper 20s. Chance of precipitation 30 percent.

Night: Partly cloudy. Highs in the mid 50s. Lows around 30.

Night: Mostly cloudy. Highs in the upper 50s. Lows in the lower 30s.

Day: Partly sunny. A chance of rain in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. =

Night: Partly cloudy with a slight chance of rain in the evening, then mostly cloudy with a chance of rain after midnight. Lows around 40. Chance of rain 30 percent.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the lower 50s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the mid 50s.

Night: Mostly clear. Lows around 40.

Day: Partly cloudy in the morning then clearing. Highs around 60.

Night: Partly cloudy. Lows in the lower 40s.

Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 50s.

Night: Partly cloudy. Lows around 40. Highs in the mid 50s.

Night: Partly cloudy. Lows around 40. Highs in the mid 50s.

Night: Mostly cloudy. Highs in the upper 50s. Lows in the mid 40s.

Day: Partly sunny. A chance of rain in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. =

Night: Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of rain. Lows around 40.

Day: Partly cloudy in the morning then clearing. Highs in the mid 50s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows around 40.

Day: Partly sunny in the morning then becoming partly cloudy. Highs in the upper 50s.

Night: Partly cloudy. Lows around 40.

Day: Partly cloudy in the morning then clearing. Highs in the mid 60s.

Night: Partly cloudy. Lows in the lower 40s.

Day: Partly sunny with a 40 percent chance of rain. Highs around 60.

Night: Partly cloudy. Lows around 40. Highs around 60.

Night: Partly cloudy. Lows around 40. Highs around 60.

Night: Mostly cloudy. Highs in the lower 60s. Lows in the mid 40s.

Day: Partly sunny. A chance of rain in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. =

Night: Partly cloudy. A 20 percent chance of rain in the evening. Lows around 40. North winds 10 to 20 mph.

Day: Partly cloudy in the morning then clearing. Highs in the mid 50s.

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

Day: Partly sunny in the morning then clearing. Highs in the mid 50s.

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

Day: Partly sunny in the morning then clearing. Highs around 60. Southeast winds 10 to 20 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Day: Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Night: Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Day: Mostly cloudy. Highs in the upper 50s. Lows around 40. =

Day: Mostly cloudy. Highs in the upper 50s. Lows around 40. =

Night: Mostly clear. Lows in the upper 20s.

Day: Sunny with rain likely and a chance of snow in the morning, then partly sunny with snow showers, rain showers likely and a slight chance of thunderstorms in the afternoon. Little or no accumulation. Snow level near 9000 feet. Highs in the upper 30s. Chance of precipitation 70 percent.

Night: A chance of snow showers, rain showers and a slight chance of thunderstorms in the evening, then rain and snow showers likely and a slight chance of thunderstorms after midnight. Mostly cloudy. Accumulation 1 inch. Snow level near 9000 feet. Lows around 30. Chance of precipitation 60 percent.

Day: A chance of snow and rain in the morning, then a chance of rain and snow showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs in the upper 30s. Chance of precipitation 30 percent.

Night: Partly cloudy. Lows around 30.

Day: Partly cloudy in the morning then clearing. Highs around 40.

Night: Mostly clear. Lows around 30.

Day: Partly cloudy. Highs in the lower 40s.

Night: Mostly clear. Lows around 30.

Day: Partly cloudy. Highs in the lower 40s.

Night: Mostly cloudy. Lows in the lower 30s. Highs around 40.

Night: Mostly cloudy. A chance of snow after midnight. Lows in the lower 30s. Chance of snow 30 percent.

Day: Mostly cloudy. A chance of snow in the afternoon. Highs around 40. Chance of snow 30 percent. =

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

Day: Partly cloudy with a chance of rain in the morning, then partly sunny with a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 40 percent.

Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows around 40. Chance of precipitation 50 percent.

Day: A slight chance of rain in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs in the upper 50s. Chance of precipitation 30 percent.

Night: Partly cloudy. Lows around 40.

Day: Partly cloudy in the morning then becoming sunny. Highs around 60.

Night: Mostly clear. Lows around 40. Highs around 60.

Day: Mostly clear. Lows around 40. Highs around 60.

Day: Mostly clear. Lows around 40. Highs around 60.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows around 40.

Night: Mostly cloudy. Highs around 60. Lows in the lower 40s.

Day: Partly sunny. A chance of rain in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. =