closegps_fixed
Elev 689 ft, 42.15 °N, 87.96 °W

Buffalo Grove, IL Severe Weather Alertstar_ratehome

icon66 Â°F McHenry Road Station|Report|Change
Current Station
Personal Weather Station
Location: Buffalo Grove, IL
Elevation: 689ft
Nearby Weather Stations

Active Weather Alerts

Gale Warning
Issued: 8:58 AM Apr. 12, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM THIS MORNING TO
NOON CDT TODAY...
...GALE WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 4 AM
CDT MONDAY...

* WHAT...For the Small Craft Advisories, south to southwest winds
to 30 kt and significant waves to 5 ft expected. For the Gale
Warning, southwest winds to 35 kt and significant waves to 6 ft
expected.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
to Michigan City IN.

* WHEN...For the first Small Craft Advisory, from 7 AM this
morning to noon CDT today. For the Gale Warning, from noon
today to 9 PM CDT this evening. For the second Small Craft
Advisory, from 9 PM this evening to 4 AM CDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Small Craft Advisory
Issued: 8:58 AM Apr. 12, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM THIS MORNING TO
NOON CDT TODAY...
...GALE WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 4 AM
CDT MONDAY...

* WHAT...For the Small Craft Advisories, south to southwest winds
to 30 kt and significant waves to 5 ft expected. For the Gale
Warning, southwest winds to 35 kt and significant waves to 6 ft
expected.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
to Michigan City IN.

* WHEN...For the first Small Craft Advisory, from 7 AM this
morning to noon CDT today. For the Gale Warning, from noon
today to 9 PM CDT this evening. For the second Small Craft
Advisory, from 9 PM this evening to 4 AM CDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Small Craft Advisory
Issued: 8:58 AM Apr. 12, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM THIS MORNING TO
NOON CDT TODAY...
...GALE WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 4 AM
CDT MONDAY...

* WHAT...For the Small Craft Advisories, south to southwest winds
to 30 kt and significant waves to 5 ft expected. For the Gale
Warning, southwest winds to 35 kt and significant waves to 6 ft
expected.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
to Michigan City IN.

* WHEN...For the first Small Craft Advisory, from 7 AM this
morning to noon CDT today. For the Gale Warning, from noon
today to 9 PM CDT this evening. For the second Small Craft
Advisory, from 9 PM this evening to 4 AM CDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

River Flood Warning
Issued: 2:24 AM Apr. 12, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL TUESDAY EVENING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Fox River from Johnsburg downstream to Red Gate Road in
St. Charles, including the Algonquin Lock & Dam tailwater gauge.

* WHEN...Until Tuesday evening.

* IMPACTS...At 10.0 feet, Winaki Trail and Onaway Trail are
threatened south of Algonquin. Athletic fields inundated at Judson
College in Elgin.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Saturday the stage was 9.8 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Saturday was 9.9 feet.
- Forecast...The river is expected to fall below flood stage
early Tuesday afternoon.
- Flood stage is 9.5 feet.
- http://www.weather.gov/safety/flood

&&



Local Radar
Local Radar ImageLocal Severe Image