Skip to content
WeatherSignal logoWeatherSignal
Sign up

Peoria, Illinois weather

United States · America/Chicago · 40.69, -89.59

“Use my location” asks your browser for your coordinates so we can load your local forecast and any official warnings for your area. Your coordinates are used for that request only: they are not stored on our servers, sold, or used to build a profile. If your browser blocks location, we fall back to an approximate city-level lookup from your IP address.

Peoria, Illinois weather alerts

Official warnings, watches, and advisories affecting Peoria, Illinois. WeatherSignal never writes its own alerts: every item here comes from the responsible weather agency, word for word.

Source updated: 9:37:00 PM · WeatherSignal checked: 9:41:22 PM

Source: NOAA / National Weather Service

ADVISORYalert level: Advisory

Frost Advisory

Frost Advisory issued October 16 at 2:54PM CDT until October 17 at 9:00AM CDT by NWS Lincoln IL

Severity:
Minor
Urgency:
Expected
Certainty:
Likely
Issued by:
NWS Lincoln IL
Starts:
10/17/2026, 6:00:00 AM
Expires:
10/17/2026, 9:00:00 AM
Area:
Knox; Stark; Peoria; Marshall; Woodford; Fulton; Tazewell; Schuyler; Mason; Logan; Cass; Menard; Scott; Morgan; Sangamon; Christian

Official recommended action

Take steps now to protect tender plants from the cold.

Read the full official alert
Open Guardian Mode for Peoria

WeatherSignal is not an emergency service. If you are in immediate danger, follow the instructions from your local emergency management agency and call your emergency number.

Weather Signal is free for everyone. Donations keep it running, and a portion goes to our Community Relief program, which helps a household with an essential bill at the end of the month. Members can enter for free without donating.

Donate