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Elev 627 ft, 41.43 °N, 88.74 °W

Ottawa, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Ottawa, IL
Elevation: 627ft
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Active Weather Alerts

Tornado Watch
Issued: 6:44 PM Apr. 2, 2026 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 89 IN
EFFECT UNTIL 8 PM CDT THIS EVENING FOR THE FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES

IN NORTH CENTRAL ILLINOIS

BOONE                 DE KALB               LA SALLE
LEE                   OGLE                  WINNEBAGO

IN NORTHEAST ILLINOIS

GRUNDY                KANE                  KENDALL
MCHENRY

THIS INCLUDES THE CITIES OF ALGONQUIN, AURORA, BELVIDERE, BYRON,
COAL CITY, CRYSTAL LAKE, DEKALB, DIXON, ELGIN, LA SALLE,
MARSEILLES, MCHENRY, MENDOTA, MINOOKA, MORRIS, OREGON, OSWEGO,
OTTAWA, PLANO, ROCHELLE, ROCKFORD, STREATOR, SYCAMORE, WOODSTOCK,
AND YORKVILLE.

River Flood Watch
Issued: 4:06 PM Apr. 2, 2026 – National Weather Service
...FLOOD WATCH NOW IN EFFECT FROM FRIDAY AFTERNOON TO LATE MONDAY
EVENING...

* WHAT...Flooding is possible.

* WHERE...Illinois River from Starved Rock Lock and Dam downstream
to confluence with Big Bureau Creek, including the La Salle gauge.

* WHEN...From Friday afternoon to late Monday evening.

* IMPACTS...At 22.0 feet, Lower parking lot at Starved Rock State
Park is inundated east of La Salle. High water levels begin to
impact shipping interests along the river.

* ADDITIONAL DETAILS...
- At 10:45 AM CDT Thursday the stage was 15.0 feet.
- Forecast...Flood stage may be reached tomorrow afternoon.
- Flood stage is 20.0 feet.
- http://www.weather.gov/safety/flood

&&


Wind Advisory
Issued: 3:36 PM Apr. 2, 2026 – National Weather Service
...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected.

* WHERE...Portions of north central and northeast Illinois.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

&&

River Flood Watch
Issued: 3:00 PM Apr. 2, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM FRIDAY MORNING TO SUNDAY MORNING...

* WHAT...Flooding is possible.

* WHERE...Fox River from Millington downstream to confluence with
the Illinois River, including the Dayton gauge.

* WHEN...From Friday morning to Sunday morning.

* IMPACTS...At 13.0 feet, Residential structures threatened along
2062nd Road in Wedron. Water overflows low-lying banks in Dayton
and Ottawa.

* ADDITIONAL DETAILS...
- At 9:45 AM CDT Thursday the stage was 8.1 feet.
- Forecast...Flood stage may be reached late tomorrow morning
or afternoon.
- Flood stage is 12.0 feet.
- http://www.weather.gov/safety/flood

&&


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