Chicago area radar at about 6:40 a.m. [LIVE RADAR] showed a quick line of thunderstorms passing through the area from about Gary, Indiana, across the northwest suburbs, Lake County (Illinois), and a wider band crossing Wisconsin. Infrared satellite shows clouds over much of Illinois and Wisconsin. Clouds are expected to decrease starting about 10:00 a.m. this morning, and then start to increase about 4:00 p.m.
Gusty winds to about 15 mph are expected about noon to 1:00 p.m. with steady winds increasing from about 8 mph to 14 mph from morning hours to 3:00 p.m. Temperatures in the upper 80s are expected from about 2:00 p.m. until about 6:00 p.m.
Rain yesterday only dropped about 0.1 inch in north Arlington Heights, as the thunderstorms passed just to the west of Arlington Heights. At O’Hare 0.55 inch was reported and 1.61 inch was reported in Berwyn. Parts of Chicago near the United Center received 2.0 inches to 3.5 inches of rain with flooding and wind and lightning damage.
About 0.6 inch of rain is expected in Arlington Heights during the period starting this morning through 6:00 p.m. Friday.
If thunderstorms continue to develop across northern Illinois at a rapid clip this morning and afternoon, we won’t reach the upper 80s.
NWS FORECAST:
TODAY Sunrise: 6:36 AM Sunset: 6:54 PM
Periods of showers and thunderstorms, mainly before 10am. High near 87. South southwest wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 69. South southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 5 to 15 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 51. West wind 5 to 10 mph.
Saturday
Sunny, with a high near 67. North northwest wind around 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 74.
LIVE RADAR | STORM TRACKS | CLOUDS INFRARED SAT | CLOUDS VISIBLE SAT (during daylight)
WunderMap® with Temperature/Wind Data
Full Screen Motion Weather Radar (Wunderground.com)
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