Alert archive / Illinois / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 66, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 20, 1994, 4:38 PM CDT for Fulton County, Illinois. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- Jul 20, 1994, 4:38 PM CDT (21:38 UTC)
- Expired
- Jul 20, 1994, 5:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Fulton County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.6 hours before the alert went out and 400 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
- 2213 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 918 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 20, 2:32 PM CDT, 2 hours 6 minutes before
ILZ017-018-025>031-034>038-040-041-202035- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 232 PM CDT WED JUL 20 1994 ...STRONG STORMS DEVELOPING ACROSS WESTERN ILLINOIS... AT 225 PM...RADAR INDICATED STRONG STORMS DEVELOPING ALONG THE MISSISSIPPI RIVER BETWEEN BURLINGTON AND QUINCY. THE STRONGEST STORM WAS MOVING NORTHEAST TOWARDS LA HARPE IN NORTHEASTERN HANCOCK COUNTY. THESE STORMS WERE MOVING AT 30 TO 35 MPH. ANOTHER STORMS WAS NEAR QUINCY. QUINCY. EXPECT THE LA HARPE STORM TO MOVE INTO SOUTHERN HENDERSON AND WARREN COUNTIES IN THE NEXT HALF HOUR. THE STORM NEAR QUINCY WILL MOVE INTO THE WESTERN PORTIONS OF SCHUYLER AND MCDONOUGH COUNTIES THROUGH 330 PM. CONDITIONS ACROSS THE AREA ARE FAVORABLE FOR THUNDERSTORM DEVELOPMENT. IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER INFORMATION. MOGGED
Special weather statement, Jul 20, 2:34 PM CDT, 2 hours 4 minutes before
ILZ017-018-025>031-034>038-040-041-202035- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 232 PM CDT WED JUL 20 1994 ...STRONG STORMS DEVELOPING ACROSS WESTERN ILLINOIS... AT 225 PM...RADAR INDICATED STRONG STORMS DEVELOPING ALONG THE MISSISSIPPI RIVER BETWEEN BURLINGTON AND QUINCY. THE STRONGEST STORM WAS MOVING NORTHEAST TOWARDS LA HARPE IN NORTHEASTERN HANCOCK COUNTY. THESE STORMS WERE MOVING AT 30 TO 35 MPH. ANOTHER STORMS WAS NEAR QUINCY. QUINCY. EXPECT THE LA HARPE STORM TO MOVE INTO SOUTHERN HENDERSON AND WARREN COUNTIES IN THE NEXT HALF HOUR. THE STORM NEAR QUINCY WILL MOVE INTO THE WESTERN PORTIONS OF SCHUYLER AND MCDONOUGH COUNTIES THROUGH 330 PM. CONDITIONS A&CROSS THE AREA ARE FAVORABLE FOR THUNDERSTORM DEVELOPMENT. IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER INFORMATION. MOGGED
Special weather statement, Jul 20, 2:34 PM CDT, 2 hours 4 minutes before
ILZ017-018-025>031-034>038-040-041-202035- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE PEORIA IL 234 PM CDT WED JUL 20 1994 ...STRONG STORMS DEVELOPING ACROSS WESTERN ILLINOIS... AT 225 PM...RADAR INDICATED STRONG STORMS DEVELOPING ALONG THE MISSISSIPPI RIVER BETWEEN BURLINGTON AND QUINCY. THE STRONGEST STORM WAS MOVING NORTHEAST TOWARDS LA HARPE IN NORTHEASTERN HANCOCK COUNTY. THESE STORMS WERE MOVING AT 30 TO 35 MPH. ANOTHER STORM WAS NEAR QUINCY. EXPECT THE LA HARPE STORM TO MOVE INTO SOUTHERN HENDERSON AND WARREN COUNTIES IN THE NEXT HALF HOUR. THE STORM NEAR QUINCY WILL MOVE INTO THE WESTERN PORTIONS OF SCHUYLER AND MCDONOUGH COUNTIES THROUGH 330 PM. CONDITIONS ACROSS THE AREA ARE FAVORABLE FOR THUNDERSTORM DEVELOPMENT. IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER INFORMATION. MOGGED
Special weather statement, Jul 20, 2:36 PM CDT, 2 hours 2 minutes before
ILZ017-018-025>031-034>038-040-041-202035- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE PEORIA IL 234 PM CDT WED JUL 20 1994 ...STRONG STORMS DEVELOPING ACROSS WESTERN ILLINOIS... AT 225 PM...RADAR INDICATED STRONG STORMS DEVELOPING ALONG THE MISSISSIPPI RIVER BETWEEN BURLINGTON AND QUINCY. THE STRONGEST STORM WAS MOVING NORTHEAST TOWARDS LA HARPE IN NORTHEASTERN HANCOCK COUNTY. THESE STORMS WERE MOVING AT 30 TO 35 MPH. ANOTHER STORM WAS NEAR QUINCY. EXPECT THE LA HARPE STORM TO MOVE INTO SOUTHERN HENDERSON AND WARREN COUNTIES IN THE NEXT HALF HOUR. THE STORM NEAR QUINCY WILL MOVE INTO THE WESTERN PORTIONS OF SCHUYLER AND MCDONOUGH COUNTIES THROUGH 330 PM. CON.DITIONS ACROSS THE AREA ARE FAVORABLE FOR THUNDERSTORM DEVELOPMENT. IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER INFORMATION. MOGGED
Special weather statement, Jul 20, 4:01 PM CDT, 37 minutes before
ILZ017-018-025>031-034>038-040-041-202200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 401 PM CDT WED JUL 20 1994 ...SEVERE THUNDERSTORM WATCH UNTIL 9 PM FOR WEST CENTRAL ILLINOIS AND CENTRAL ILLINOIS... AT 355 PM...STRONG THUNDERSTORMS WERE ACROSS WEST CENTRAL ILLINOIS. THESE THUNDERSTORMS WERE ACROSS HENDERSON.... HANCOCK... WARREN... MCDONOUGH AND SCHUYLER COUNTIES. THE STRONGEST STORMS WERE IN CENTRAL MCDONOUGH COUNTY NEAR MACOMB. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH. THROUGH 5 PM... THE STRONGEST STORMS WILL MOVE ACROSS NORTHWESTERN FULTON INTO KNOX COUNTIES. HIGH WINDS...FREQUENT LIGHTNING AND HAIL MAY ACCOMPANY THESE STORMS. MOGGED
Special weather statement, Jul 20, 4:03 PM CDT, 35 minutes before
ILZ017-018-025>031-034>038-040-041-202200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 401 PM CDT WED JUL 20 1994 ...SEVERE THUNDERSTORM WATCH UNTIL 9 PM FOR WEST CENTRAL ILLINOIS AND CENTRAL ILLINOIS... AT 355 PM...STRONG THUNDERSTORMS WERE ACROSS WEST CENTRAL ILLINOIS. THESE THUNDERSTORMS WERE ACROSS HENDERSON.... HANCOCK... WARREN... MCDONOUGH AND SCHUYLER COUNTIES. THE STRONGEST STORMS WERE IN CENTRAL MCDONOUGH COUNTY NEAR MACOMB. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH. THROUGH 5 PM... THE STRONGEST STORMS WILL MOVE ACROSS NORTHWESTERN FULTON INTO KNOX COUNTIES. HIGH WINDS...FREQUENT LIGHTNING AND HAIL MAY ACCOMPANY THESE STORMS. MOGGED
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 2:48 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 42 min |
| Jul 20, 4:57 PM CDT | Severe Thunderstorm Warning | ILX | Mason | 48 min |
| Jul 20, 5:15 PM CDT | Tornado Warning | ILX | Peoria, Tazewell | 45 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 29 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 43 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Morgan | 43 min |
| Jul 20, 5:29 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 46 min |
| Jul 20, 5:47 PM CDT | Tornado Warning | ILX | Woodford | 58 min |
| Jul 20, 6:13 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 32 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1994Every severe thunderstorm warning in 1994
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.