Data pix.

7-day forecast

 

Tuesday Feb. 18

Gusty winds introduce a surge of polar air as skies begin to clear. Clouds linger into mid-morning, followed by decreasing cloudiness. Temps hover around freezing to start the day. Emergent sunshine does little to raise temps as colder air mass sweeps into the area. Temps peak in the mid 30s most locations. Blustery. NW winds 20-30 mph persist much of the day. Generally clear with diminishing winds at night. Colder. Lows dip to the teens.

Wednesday Feb. 19

Continued brisk. Lobe of polar air approaches, accompanied by patchy clouds. Temps struggle to reach the mid 20s; a level about 12 degrees below normal. NW winds 15-25 mph. Single digit wind chills.

Thursday Feb. 20

Coldest day of the next 7 as polar high pressure covers the region. Bright sunshine throughout the day, but temps stay well below normal, only rising to the low-mid 20s. NW winds 10-15 mph diminish.

Friday Feb. 21

Expansive high pressure blocks any return moisture, keeping skies clear. Warming trend begins as winds turn SW and increase to 15-25 mph. Temps climb to the mid 30s. Low temps hold in the mid-upper 20s.

Saturday Feb. 22

Continued dry, but with some increase in cloudiness. Mild, Pacific-origin air sweeps across the Midwest on 20-30 mph SW winds. Temps climb to the mid 40s. More extensive clouds arrive overnight.

Sunday Feb. 23

Periods of sun fade as clouds begin to thicken. Continued mild. Afternoon temps again reach the mid 40s. Clouds lower at night with a chance of rain or wet snow late. SW winds become SE 10-15 mph.

Monday Feb. 24

Low pressure passes to the south bringing a windy, raw day. Rain or wet snow likely. Temps slowly climb to the mid 30s as E winds 15-25 mph become NE. Precip ends at night, but clouds remain.

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