Alert archive / Illinois / Winter Storm Warnings in 2008
Winter Storm Warning 3, NWS Chicago, IL
NWS Chicago, IL issued this winter storm warning at Feb 5, 2008, 4:27 AM CST for 12 counties in Illinois; Lake County, Porter County, Indiana. It took effect at Feb 5, 2008, 4:00 PM CST. It was in force for 30 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 5, 2008, 4:27 AM CST (10:27 UTC)
- In effect from
- Feb 5, 2008, 4:00 PM CST
- Expired
- Feb 6, 2008, 10:00 PM CST
- In force
- 30 hr
- Issued by
- NWS Chicago, IL
Counties Boone County, IL, DeKalb County, IL, DuPage County, IL, Grundy County, IL, Kane County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL, Lake County, IN, Porter County, IN
The radar
The Chicago radar (KLOT), 42 km from the middle of the area, began a volume at 10:30 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 nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 10.5 hours before the alert went out and 172 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 441 m above ground
- 0-6 km bulk shear
- 87 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm 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 winter storm warning went out at Feb 5, 3:38 AM CST, 49 minutes earlier.
Area forecast discussion, Feb 5, 3:38 AM CST, 49 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 718 PM CST MON FEB 4 2008 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 060130- 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- 718 PM CST MON FEB 4 2008 /818 PM EST MON FEB 4 2008/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...TONIGHT. WIDESPREAD DENSE TO VERY DENSE FOG WILL PERSIST ACROSS THE AREA THIS EVENING. SOME IMPROVEMENT WILL OCCUR IN NORTH CENTRAL ILLINOIS AFTER MIDNIGHT WITH THE FOG THINNING A BIT. THIS IMPROVING TREND WILL SPREAD SOUTHEASTWARD ACROSS THE REST OF THE AREA DURING THE OVERNIGHT AND PRE DAWN HOURS. THERE WILL BE ISOLATED TO SCATTERED THUNDERSTORMS THIS EVENING SOUTH OF A STREATOR TO MICHIGAN CITY LINE. SOME OF THESE THUNDERSTORMS MAY PRODUCE HAIL AND GUSTY WINDS. LOCALIZED ICE JAM FLOODING WILL CONTINUE ALONG PORTIONS OF THE ROCK AND KANKAKEE RIVERS. CONTINUED SNOW MELT ACROSS THE AREA... AS WELL AS MORE RAIN IN EAST CENTRAL ILLINOIS INTO NORTHWEST INDIANA MAY LEAD TO RISES ON AREA RIVERS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. RAIN WILL SPREAD FROM SOUTH TO NORTH TUESDAY WITH THE RAIN MIXING WITH SNOW IN NORTH CENTRAL AND NORTHEAST ILLINOIS. THE PRECIPITATION WILL CHANGE TO ALL SNOW FROM NORTHWEST TO SOUTHEAST TUESDAY NIGHT. SNOW WILL PERSIST INTO WEDNESDAY MORNING BEFORE DIMINISHING DURING THE AFTERNOON. SNOWFALL TOTALS OF 4 TO 8 INCHES ARE POSSIBLE ACROSS NORTH CENTRAL AND FAR NORTHEAST ILLINOIS BY MID AFTERNOON WEDNESDAY. THERE IS A CHANCE OF MORE SNOW ON THURSDAY. LOCALIZED ICE JAM FLOODING IS LIKELY TO CONTINUE ALONG PORTIONS OF THE ROCK AND KANKAKEE RIVERS. CONTINUED RUNOFF FROM SNOW MELT AND RAINFALL WILL LIKELY LEAD TO ADDITIONAL RISES ON RIVERS. .SPOTTER INFORMATION STATEMENT... SPOTTERS REPORTS OF SEVERE WEATHER THIS EVENING ARE REQUESTED. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ740>745-060130- 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- 718 PM CST MON FEB 4 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE ILLINOIS NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. GALE FORCE WINDS ARE EXPECTED LATE TUESDAY NIGHT AND WEDNESDAY. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-060130- 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 TOW 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- 718 PM CST MON FEB 4 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. GALE FORCE WINDS ARE EXPECTED SOUTH OF A TWO RIVERS TO MANISTEE LINE LATE TUESDAY NIGHT AND WEDNESDAY. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO TRS
In the hours before
Local storm report, Feb 5, 12:06 AM CST, 4 hours 21 minutes before
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</html>Local storm report, Feb 5, 12:19 AM CST, 4 hours 8 minutes before
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</html>The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 4, 8:16 PM CST | River Flood Warning | LOT | Iroquois | 10 days |
| Feb 4, 8:18 PM CST | Flash Flood Watch | LOT | Ford, Iroquois, Kankakee, Livingston | 4 hr |
| Feb 4, 8:44 PM CST | River Flood Warning | LOT | Bureau, LaSalle | 21 days |
| Feb 4, 11:51 PM CST | Flash Flood Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 18 hr |
| Feb 5, 4:27 AM CST | Winter Weather Advisory | LOT | Grundy, Kankakee, Kendall, LaSalle, Livingston | 38 hr |
| Feb 5, 9:18 AM CST | River Flood Warning | LOT | Iroquois, Kankakee | 6 days |
| Feb 5, 9:18 AM CST | River Flood Warning | LOT | Kankakee | 6 days |
| Feb 5, 9:18 AM CST | River Flood Warning | LOT | LaSalle | 3 days |
| Feb 5, 10:41 AM CST | River Flood Warning | LOT | Grundy | 66 hr |
| Feb 5, 11:15 AM CST | Flood Watch | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 26 hr |
| Feb 4, 8:16 PM CST | River Flood Warning | LOT | Porter | 21 days |
| Feb 4, 8:16 PM CST | River Flood Warning | LOT | Jasper, Porter | 21 days |
Nearby
Winter Storm Warnings in Illinois, 2008Winter Storm Warnings in Indiana, 2008Every winter storm warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.