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Posted at 04:40 PM ET, 09/20/2012

PM Update: A touch of warmth for summer’s final day Friday

Today was simply magnificent with brilliant blue skies and about perfect afternoon temperatures in the low-to-mid 70s. A modest chill returns tonight before temperatures rebound, cresting above 80 on astronomical summer’s last day.

Through Tonight: A very pleasant evening as temperatures slowly drift back through the 60s. Most spots are into the 50s by midnight. By dawn, lows range from the jacket-demanding mid-to-upper 40s in the cooler suburbs to the mid-to-upper 50s downtown. Skies are clear and winds are still.

Friday: The mercury mounts a major recovery following the crisp early morning hours. With abundant sunshine and the return of light winds from the south, highs climb to above average levels, ranging from 79-84.

See David Streit’s forecast through the weekend. And if you haven’t already, join us on Facebook and follow us on Twitter. For related traffic news, check out Dr. Gridlock.

Pollen: Trees and grasses are LOW, weeds are LOW-MODERATE and mold spores are MODERATE.

New cloud type?: A contingent of meteorologists and sky enthusiasts are lobbying for the official classification of a not yet recognized cloud type. USA Today’s Doyle Rice reports the cloud is called “undulatus asperatus” which translates to agitated waves from Latin. Read the full article.

By  |  04:40 PM ET, 09/20/2012

Categories:  Forecasts

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