Alert archive / Illinois / River Flood Warnings in 2017
River Flood Warning 47, NWS Chicago, IL
NWS Chicago, IL issued this river flood warning at Apr 6, 2017, 2:41 PM CDT for Will County, Illinois. It took effect at Apr 6, 2017, 7:00 PM CDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Apr 6, 2017, 2:41 PM CDT (19:41 UTC)
- In effect from
- Apr 6, 2017, 7:00 PM CDT
- Expired
- Apr 7, 2017, 7:00 AM CDT
- In force
- 12 hr
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
- Flood severity
- Minor
County Will County, IL
The radar
The Chicago radar (KLOT), 20 km from the middle of the area, began a volume at 19:42 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point East Branch Du Page River at Bolingbrook (BOLI2). The gauge peaked at 19.34 ft at Apr 6, 2017, 2:00 PM CDT.
- Action stage
- 18 ft
- Minor stage
- 20 ft
- Moderate stage
- 22 ft
- Major stage
- 24 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05540250, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Chicago, IL wrote its last area forecast discussion before this river flood warning went out at Apr 6, 2:18 PM CDT, 23 minutes earlier.
Area forecast discussion, Apr 6, 2:18 PM CDT, 23 minutes before
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</html>Hazardous weather outlook, Apr 6, 11:15 AM CDT, 3 hours 26 minutes before
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 1115 AM CDT Thu Apr 6 2017 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 071615- Winnebago-Boone-McHenry-Lake Illinois-Ogle-Lee-De Kalb-Kane- DuPage-Cook-La Salle-Kendall-Grundy-Will-Kankakee-Livingston- Iroquois-Ford-Lake Indiana-Porter-Newton-Jasper-Benton- 1115 AM CDT Thu Apr 6 2017 /1215 PM EDT Thu Apr 6 2017/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...This Afternoon and Tonight. WEATHER HAZARDS EXPECTED: Significant Non Thunderstorm Wind Risk. Limited Flooding Risk. DISCUSSION: Wind gusts of 40 to 45 mph will be observed today across far northeast Illinois and northwest Indiana, with gusts of up to 60 mph near the immediate lake shore across northwest Indiana. Moderate rainfall through earlier this morning will continue to cause localized flooding, and some creeks and streams will rise over bankfull from the recent rainfall. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Friday and Saturday... Elevated Frost Risk. Sunday... Limited Thunderstorm Risk. Monday... Elevated Thunderstorm Risk. DISCUSSION: Thunderstorm potential increases late Sunday night through the day and evening on Monday. At this time, it appears there could be a severe weather threat in the region. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. && LMZ740>745-071615- Winthrop Harbor to Wilmette Harbor- Wilmette Harbor to Northerly Island- Northerly Island to Calumet Harbor-Calumet Harbor to Gary- Gary to Burns Harbor-Burns Harbor to Michigan City- 1115 AM CDT Thu Apr 6 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE illinois NEARSHORE WATERS OF LAKE MICHIGAN AND THE indiana NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...This Afternoon and Tonight. Storm Force Winds or Extremely Hazardous Waves are likely, with the strongest winds and highest waves across northwest Indiana. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Friday... Gale Force Winds or Very Hazardous Waves are likely. Saturday through Monday... Hazardous Conditions for Small Craft are likely. && LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-071615- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM offshore to Mid Lake- Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and north of a line from Charlevoix MI to South Fox Island 5 NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to Mid Lake- Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI- Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 1115 AM CDT Thu Apr 6 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...This Afternoon and Tonight. Gale force winds will continue with storm force winds across the south today. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Gale force winds will continue into the day Friday, mainly across the south. There is a chance of thunderstorms Sunday night through Monday night. && KMD/MTF Visit us at http://weather.gov/chicago Follow us on Facebook, Twitter, and Youtube at: www.facebook.com/nwschicago www.twitter.com/nwschicago www.youtube.com/nwschicago
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 9:05 PM CDT | River Flood Warning | LOT | LaSalle | 58 hr |
| Apr 6, 9:46 AM CDT | River Flood Advisory | LOT | Cook | 29 hr |
| Apr 6, 9:54 AM CDT | River Flood Warning | LOT | Cook | 21 hr |
| Apr 6, 10:37 AM CDT | River Flood Advisory | LOT | Cook | 36 hr |
| Apr 6, 10:37 AM CDT | River Flood Advisory | LOT | Will | 36 hr |
| Apr 6, 10:59 AM CDT | River Flood Warning | LOT | Cook | 13 hr |
| Apr 6, 11:05 AM CDT | River Flood Advisory | LOT | Lake | 36 hr |
Nearby
River Flood Warnings in Illinois, 2017Every river flood warning in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.