McHenry County

Alerts in effect

Alerts covering all or part of McHenry County.

• Flood Watchsevere

  Lake; Kenosha

  NWS Milwaukee/Sullivan WI · until Oct 4, 4:00 PM CDT

Outlook for the days ahead

• Excessive Rainfall Outlook, Day 1: Marginal (At Least 5%) until Oct 2, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 1: no risk area over McHenry County until Oct 3, 12:00 PM UTC · Storm Prediction Center
• Severe Thunderstorm Outlook, Day 2: no risk area over McHenry County until Oct 4, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 2: no risk area over McHenry County until Oct 3, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 3: no risk area over McHenry County until Oct 5, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 3: no risk area over McHenry County until Oct 4, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 4: no risk area over McHenry County until Oct 5, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 5: no risk area over McHenry County until Oct 6, 12:00 PM UTC · Weather Prediction Center

Rainfall forecast

• Day 1 (24 hours): no measurable rain forecast in McHenry County issued Oct 2, 5:41 AM UTC · Weather Prediction Center
• Days 1–3 (72 hours): no measurable rain forecast in McHenry County issued Oct 2, 5:53 AM UTC · Weather Prediction Center
• Days 1–7: no measurable rain forecast in McHenry County issued Oct 2, 5:54 AM UTC · Weather Prediction Center

River gauges

• Fox River at McHenry (Stratton Lock and Dam) tailwater
  NowAction stage3.22 ftOct 2, 2:15 AM CDT
• Boone Creek near Mchenry
  NowNo flooding2.56 ftOct 2, 1:45 AM CDT
• Fox River at Algonquin
  NowNo flooding1.61 ftOct 2, 1:45 AM CDT
• Fox River at Algonquin tailwater
  NowNo flooding8.32 ftOct 2, 1:30 AM CDTForecastNo flooding8.9 ftOct 6, 1:00 PM CDT
• Fox River near Johnsburg
  NowNo flooding4.38 ftOct 2, 1:45 AM CDT
• Kishwaukee River at Marengo
  NowNo flooding9.09 ftOct 2, 2:15 AM CDT
• Nippersink Creek at Wonder Lake
  NowNo flooding6.24 ftOct 2, 1:45 AM CDT
• Nippersink Creek near Spring Grove
  NowNo flooding6.02 ftOct 2, 2:00 AM CDT