Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

NWS Graphical Forecasts | I llinois Frost Dates & Growing Season
Indiana Freeze/Frost Probability & Growing Season Length
P rotecting Tender Plants from Spring Frost (Illinois Extension)

Observed Low Temperatures on Saturday May 9th

A Listing of Cooperative Observer Record Lows*

Location	May 9th Observed Low	Previous (Year)
Rensselaer, IN	24	26 (1947)
Marseilles Lock, IL	31	32 (2010)
De Kalb, IL	27	27 (1966)
Paxton, IL	26	32 (2010)
Elgin, IL	28	30 (1983)
Barrington, IL	27	27 (1966)
Park Forest, IL	27	29 (1966)
Dwight, IL	27	34 (2010)

*Note that these are unofficial observing locations, some of which with limited periods of record.

Hourly Forecast Graphs
Aurora	Chicago Downtown	Chicago Midway Airport	Chicago O'Hare Airport	Dixon	Gibson City
Joliet	Kankakee	Pontiac	Rensselaer	Rockford	Valparaiso
More About Point Specific Forecasts and Hourly Weather Graphs

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Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Low Temperatures on Saturday May 9th: Widespread Freeze Observed