A strong cold front has moved through central Iowa with gusty winds from the northwest developing this afternoon. These gusty winds will persist overnight through much of the day tomorrow. In addition, the winds from the northwest will bring colder air into the state. Parts of northern and western Iowa will have temperatures below freezing, which will bring kill unprotected cold-sensitive plants. A more widespread freeze is expected Friday night into Saturday morning over much of central Iowa.
The National Weather Service has issued a freeze warning, which is in effect from 1 AM to 9 AM CDT Friday. Temperatures will be falling below freezing shortly after midnight through early Friday morning. Strong, gusty winds are expected from now through late Friday.
Sustained northwest winds of 25 to 35 mph with gusts up to between 40 and 45 mph are expected. Strong winds can significantly impact high profile vehicles and blow around loose objects. Temperatures below freezing will kill unprotected cold-sensitive plants.
A freeze warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation.