County Forecast for Johnston , IA
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231000-
Polk-
Including the city of Des Moines
425 PM CST Thu Feb 22 2018

..winter weather advisory in effect until midnight cst tonight   
Late this afternoon   Light rain and freezing rain possibly mixed with sleet. No new sleet accumulation. A light glazing expected. East wind 5 to 10 mph. Chance of precipitation 80 percent.
Tonight   Light rain and freezing rain possibly mixed with sleet through midnight, then light freezing rain possibly mixed with sleet and snow after midnight. Some snow and sleet accumulation possible. Ice accumulation up to one tenth of an inch. Low in the upper 20s. Southeast wind 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation 90 percent.
Friday   Mostly cloudy in the morning then clearing. High in the mid 30s. Northwest wind 5 to 10 mph.
Friday night   Partly cloudy through midnight then becoming mostly cloudy. Low in the lower 20s. Northeast wind 5 to 10 mph.
Saturday   Cloudy. A chance of light freezing rain and snow in the morning, then light rain possibly mixed with freezing rain in the afternoon. High in the mid 30s. East wind 5 to 15 mph with gusts to around 25 mph. Chance of precipitation 90 percent.
Saturday night   Mostly cloudy with light rain possibly mixed with freezing rain and snow through midnight, then partly cloudy after midnight. Breezy. Low in the mid 20s. West wind 10 to 20 mph with gusts to around 35 mph. Chance of precipitation 70 percent.
Sunday   Mostly sunny. High around 40.
Sunday night   Partly cloudy. Low in the lower 20s.
Monday   Sunny. High in the mid 40s.
Monday night   Mostly clear. Low in the upper 20s.
Tuesday   Mostly sunny. High in the upper 40s.
Tuesday night   Mostly cloudy. Low around 30.
Wednesday   Mostly cloudy. A slight chance of light rain and snow in the morning, then a chance of light rain in the afternoon. High in the upper 40s. Chance of precipitation 40 percent.
Wednesday night   Mostly cloudy. A chance of light rain through midnight, then a chance of light snow after midnight. Low in the upper 20s. Chance of precipitation 50 percent.
Thursday   Partly sunny. High in the lower 40s.
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Bryce Anderson – DTN Meteorologist
Rain From N.Texas to Great Lakes Friday

Moderate to heavy rain will extend from northern Texas northeast to the eastern Great Lakes Friday, but precipitation still bypasses the southwestern Plains. » More DTN Weather Commentary

Posted at 1:22PM Thu Feb 22, 2018 CST
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