Alert archive / Illinois / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 155, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Aug 18, 1993, 5:41 PM CDT for Hancock County, McDonough County, Illinois. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Aug 18, 1993, 5:41 PM CDT (22:41 UTC)
- Expired
- Aug 18, 1993, 6:45 PM CDT
- In force
- 64 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Hancock County, IL, McDonough County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 10.7 hours before the alert went out and 420 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
- 3028 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 884 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 69 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, Aug 18, 12:33 PM CDT, 5 hours 8 minutes before
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</html>Special weather statement, Aug 18, 12:38 PM CDT, 5 hours 3 minutes before
ILZ009-181830- SPECIAL WEATHER STATEMENT ...CORRECTED FOR STORM LOCATION... NATIONAL WEATHER SERVICE SPRINGFIELD IL 1228 PM CDT WED AUG 18 1993 ...STRONG THUNDERSTORMS CONTINUE SOUTHEAST OF SPRINGFIELD... AT 1226 PM CDT...A CLUSTER OF STRONG THUNDERSTORMS WAS MOVING ACROSS CHRISTIAN AND NORTHERN MONTGOMERY COUNTIES. THE STORMS SHOULD CONTINUE TO MOVE SOUTHEAST AT 20 MPH. THE STRONGEST STORMS WERE LOCATED NORTHWEST OF MORRISONVILLE AND JU2ST WEST OF THE CITY OF ASSUMPTION. PEOPLE IN MONTGOMERY...CHRISTIAN AND SHELBY COUNTIES CAN EXPECT DANGEROUS LIGHTNING...VERY HEAVY RAIN AND WIND GUSTS TO 40 MPH. SKIPPER
Special weather statement, Aug 18, 1:22 PM CDT, 4 hours 19 minutes before
ILZ009-181915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 1 22 PM CDT WED AUG 18 1993 ...STRONG THUNDERSTORMS CONTINUE SOUTH AND SOUTHEAST OF SPRINGFIELD... AT 1 20 PM CDT...AN AREA OF STRONG THUNDERSTORMS WAS LACATED 50 TO 55 MILES SOUTH OF SPRINGFIELD ACROSS SOUTHERN MONTGOMERY COUNTY FROM NEAR STAUNTON AND NEAR MT. OLIVE EAST TO COFFEEN LAKE. THE STRONG STORMS WERE MOVING SOUTHEAST AROUND 20 MPH TOWARD BOND COUNTY. PEOPLE IN SOUTHERN MONTGOMERY COUNTY SHOULD MOVE INDOORS TO A SAFE BUILDING AND EXPECT FREQUENT DANGEROUS LIGHTNING...POSSIBLE HAIL... GUSTY WINDS TO 45 MPH AND HEAVY DOWNPOURS OF RAIN. SKIPPER
Special weather statement, Aug 18, 2:21 PM CDT, 3 hours 20 minutes before
ILZ009-182015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 2 17 PM CDT WED AUG 18 1993 ...STRONG THUNDERSTORMS CONTINUE OVER PORTIONS OF CENTRAL ILLINOIS... AT 2 15 PM CDT...STRONG THUNDERSTORMS WERE LOCATED 30 MILES NORTH OF ST. LOUIS AND 55 MILES SOUTH OF SPRINGFIELD ACROSS SOUTHERN MONTGOMERY COUNTY. BY 315 PM CDT...THE STORMS NORTH OF ST LOUIS SHOULD MOVE INTO EXTREME SOUTHWEST MACOUPIN COUNTY NEAR MEDORA AND BRIGHTON.$ OTHER STRONG STORMS WILL MOVE OUT OF MONTGOMERY COUNTY. PEOPLE IN THE PATH OF THESE STORMS CAN EXPECT FREQUENT DANGEROUS LIGHTNING...GUSTY WINDS TO 40 MPH AND HEAVY DOWNPOURS OF RAIN. SKIPPER
Special weather statement, Aug 18, 3:17 PM CDT, 2 hours 24 minutes before
ILZ006-182115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 317 PM CDT WED AUG 18 1993 ...THUNDERSTORMS MOVING TOWARD WESTERN ILLINOIS... AT 315 PM CDT...SHOWERS AND THUNDERSTORMS WERE OVER SOUTHEASTERN IOWA FROM 30 MILES NORTH OF BURLINGTON TO 20 MILES SOUTH OF MOLINE. THESE STORMS WERE MOVING TO THE SOUTH SOUTHEAST AT 30 MPH AND WILL MOVE INTO NORTHWESTERN HENDERSON AND WARREN COUNTIES DURING THE NEXT 30 MINUTES AND INTO KNOX COUNTY WITHIN THE NEXT 45 MINUTES. SOME OF THESE STORMS WILL PRODUCE LOCALLY HEAVY RAINFALL...GUSTY WINDS AND FREQUENT INTENSE LIGHTNING. PERSONS IN THE AFFECTED AREAS SHOULD REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS. BREESER
Special weather statement, Aug 18, 3:19 PM CDT, 2 hours 22 minutes before
ILZ006-182115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 317 PM CDT WED AUG 18 1993 ...THUNDERSTORMS MOVING TOWARD WESTERN ILLINOIS... AT 315 PM CDT...SHOWERS AND THUNDERSTORMS WERE OVER SOUTHEASTERN IOWA FROM 30 MILES NORTH OF BURLINGTON TO 20 MILES SOUTH OF MOLINE. THESE STORMS WERE MOVING TO THE SOUTH SOUTHEAST AT 30 MPH AND WILL MOVE INTO NORTHWESTERN HENDERSON AND WARREN COUNTIES DURING THE NEXT 30 MINUTES AND INTO KNOX COUNTY WITHIN THE NEXT 45 MINUTES. SOME OF THESE STORMS WILL PRODUCE LOCALLY HEAVY RAINFALL...GUSTY WINDS AND FREQUENT INTENSE LIGHTNING. PERSONS IN THE AFFECTED AREAS SHOULD REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND STAY TUNED T"O NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS. BREESER
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 4:03 PM CDT | Severe Thunderstorm Warning | ILX | Henderson | 18 min |
| Aug 18, 4:03 PM CDT | Severe Thunderstorm Warning | ILX | Warren | 57 min |
| Aug 18, 6:20 PM CDT | Tornado Warning | ILX | McDonough | 25 min |
| Aug 18, 6:28 PM CDT | Tornado Warning | ILX | Schuyler | 47 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1993Every severe thunderstorm warning in 1993
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.