Heat Advisory into this Evening

A Heat Advisory remains in effect from until 8pm for all of south central and southeast Wisconsin.  A heat advisory is issued when the heat index is forecast to be greater than or equal to 100 degrees for a single day, or 95 to 99 degrees for 4 consecutive days.  Highs are forecast in the lower to mid 90s today, with heat index values of 100 to 105.  Here are some reports of 100+ heat indices so far today.

Click on the map below for the forecast highs today:

Highs Today

It will still be warm and humid during the overnight hours tonight. 

Low Temps Upper 60s to lower 70s
Min Heat Index Upper 60s to lower 70s

Click on the map below for the locations of the Heat Advisories in effect across Wisconsin and the Upper Midwest:

Click here for your current heat index.
Click here for the Wisconsin Press Release on the heat wave.
Click here for the latest Hazardous Weather Outlook.
Click here for the Summer Severe Weather Briefing Page.

Click here for heat information for Wisconsin.

Click here for more general heat information, including safety tips.

 Red Cross Safety Tips

Beat The Heat - Check the Backseat!

Outlook for the Remainder of the Work Week:

A cold front will move south through the area tonight, bringing slightly cooler but still above normal temperatures for Wednesday into Friday. See the maps below for the expected highs across the area during the rest of the week:

Highs Wednesday Highs Thursday Highs Friday

Labor Day Weekend Outlook:

While there is more uncertainty with the forecast this weekend, highs are forecast to be in the 80s on Saturday and Sunday. Temperatures are forecast to drop back into the 70s by Labor Day, as cooler northerly winds kick in.  Average high temperatures are around 77 degrees during the beginning of September.  For Labor Day weather statistics, click here.

Highs Saturday Highs Sunday Highs Labor Day

NWS Milwaukee/Sullivan, WI

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