Station Name: Seneca
Data Source: USGS

Elevation Above Sea Level: 499 feet / 152 meters

Nearest Address:
Harbor Lane
Seneca, IL 61360
La Salle County

GPS Coordinates: 41.2997, -88.6142

Nearby Water Temperatures

Winter Storm Warning issued November 29 at 3:01PM CST until November 30 at 6:00AM CST by NWS Chicago IL

Effective: Sat November 29, 2025, 3:01 PM
Expires: Sun November 30, 2025, 1:15 AM

* WHAT...Heavy snow expected. Additional snow accumulations of 3 to 6 inches expected. Southeast winds gusting to 30 mph could lead to pockets of blowing show. * WHERE...Portions of central, north central, and northeast Illinois and northwest Indiana. * WHEN...Until 6 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Snowfall rates will ease late this evening and overnight.

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Illinois can be obtained at www.gettingaroundillinois.com. The latest road conditions for Indiana can be obtained at https://511in.org. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.

Winter Storm Warning issued November 29 at 9:41PM CST until November 30 at 6:00AM CST by NWS Chicago IL

Effective: Sat November 29, 2025, 9:41 PM
Expires: Sun November 30, 2025, 6:00 AM

* WHAT...Continuing snowfall. Additional snow accumulations up to three inches possible. Highest additional accumulations expected near the Wisconsin state line. Winds gusting as high as 35 mph. * WHERE...Portions of north central and northeast Illinois and northwest Indiana. * WHEN...Until 6 AM CST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will be slick and hazardous. Plan on slippery road conditions. * ADDITIONAL DETAILS...Snowfall rates will ease late this evening and overnight. Some blowing and drifting snow is possible tonight into tomorrow in open areas.

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Illinois can be obtained at www.gettingaroundillinois.com. The latest road conditions for Indiana can be obtained at https://511in.org.

Winter Storm Warning issued November 29 at 8:37PM CST until November 30 at 6:00AM CST by NWS Quad Cities IA IL

Effective: Sat November 29, 2025, 8:37 PM
Expires: Sun November 30, 2025, 4:45 AM

* WHAT...Heavy snow. Additional snow accumulations of one to two inches. Winds gusting as high as 40 mph. * WHERE...Portions of north central and northwest Illinois and east central, northeast, and southeast Iowa. * WHEN...Until 6 AM CST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions.

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. In Iowa, the latest road conditions are available at 511ia.org or by calling 511. In Illinois, the latest road conditions are available at gettingaroundillinois.com. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.