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North Canadian fires have burned for a month; smoke to produce brilliant Midwest sunsets

Today at 1AM by Tom Skilling
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Atmosphere primed for afternoon/evening t-storms driven by daytime heating/cool air aloft

Yesterday at 11PM by Tom Skilling
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North Canadian heat a factor in abnormal jet stream helping drive Chicago’s unusual summer weather

Yesterday at 10PM by Tom Skilling
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What is the Milankovitch theory?

Yesterday at 10PM by Tom Skilling
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Storm approaching Lake County (IL) has a history of wind damage

Yesterday at 9PM by Mike Hamernik

Clouds and showers expected in the coming days

Yesterday at 6PM by Tom Skilling

1-minute forecast: Chance for storms tonight

Yesterday at 1PM by Tom Skilling

Scattered showers throughout week as air slowly heats up

Yesterday at 1PM by Tom Skilling

Forecast: Warm temps, chance of showers this afternoon

Yesterday at 6AM by Paul Konrad
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What was Chicago area’s atmospheric conditions on June 12, 2013?

Yesterday at 1AM by Tom Skilling
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Monday’s winds/sharp cooling churn Lake Michigan but ease Tuesday; daytime heating threatens scattered showers/isolated t-storms in warmer hours coming 4 days

Yesterday at 1AM by Tom Skilling
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Daytime heating/unstable atmosphere to ignite scat PM showers

07|28|14 by Tom Skilling

Warmup builds through the week

07|28|14 by Tom Skilling
It's been Summer 2014 default upper air pattern; an abnormally "wavy" jet stream driven by anomalous warmth north and west (in areas shaded red) and cool here

It’s warmer in northern Canada than in Chicago; set-up contributes to cool summer pattern here

07|28|14 by Tom Skilling

Cooler temps, mild weather stick around

07|28|14 by Tom Skilling
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