Alert archive / Illinois / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 54, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jun 18, 1993, 11:48 PM CDT for McLean County, Illinois. It was in force for 27 min.
The area
The counties it named.
The facts
- Issued
- Jun 18, 1993, 11:48 PM CDT (04:48 UTC)
- Expired
- Jun 19, 1993, 12:15 AM CDT
- In force
- 27 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County McLean County, IL
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 4.8 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
- 742 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 1164 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
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, Jun 18, 6:28 PM CDT, 5 hours 20 minutes before
ILZ009-190030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 627 PM CDT FRI JUN 18 1993 ...STRONG THUNDERSTORMS DEVELOPING SOUTHEAST OF SPRINGFIELD... AT 620 PM CDT...RADAR INDICATED A STRONG THUNDERSTORM 20 MILES SOUTHEAST OF SPRINGFIELD...NEAR KINCAID IN NORTHERN CHRISTIAN COUNTY. THE STORM IS MOVING NORTHEAST AT 20 MPH. THE STORMS WILL BE AFFECTING THE TOWNS OF STONINGTON...TAYLORVILLE...AND BLUE MOUND DURING THE NEXT HOUR. NO SEVERE WEATHER HAS BEEN REPORTED AS OF 620 PM. HOWEVER...THIS STORM IS CAPABLE OF PRODUCING DEADLY LIGHTNING...GUSTY WINDS...SMALL HAIL...AND VERY HEAVY RAINFALL. STAY TUNED TO YOUR FAVORITE SOURCE FOR WEATHER INFORMATION IN CASE FUTURE STATEMENTS OR WARNINGS ARE ISSUED. GEELHART
Special weather statement, Jun 18, 6:39 PM CDT, 5 hours 9 minutes before
ILZ010-180030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 6 40 PM CDT FRI JUN 18 1993 ...SCATTERED THUNDERSTORMS CONTINUED ACROSS EAST CENTRAL ILLINOIS... AT 630 PM CDT...SCATTERED THUNDERSTORMS WERE BROKEN ALONG A LINE FROM 25 MILES NORTH OF DANVILLE TO 15 MILES SOUTHWEST OF DANVILLE TO 15 MILES SOUTHWEST OF PARIS...IN EDGAR COUNTY. THE STRONGEST STORM WAS LOCATED 25 MILES NORTH OF DANVILLE NEAR HOOPESTON. THESE STORMS WERE MOVING TO THE NORTHEAST AT 20 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. HOWEVER... THE SLOW MOVEMENT OF THESE STORMS MAY RESULT IN LOCALLY HEAVY RAINFALL. MOTORISTS SHOULD EXPECT PONDING OF WATER ON ROADWAYS IN AREAS OF HEAVY RAIN. MINOR FLOODING OF SOME LOW LYING AREAS AND STREETS IS ALSO POSSIBLE. . SOME OF THE STRONGER STORMS MAY PRODUCE SOME GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. AUTEN
Special weather statement, Jun 18, 7:33 PM CDT, 4 hours 15 minutes before
ILZ009-010-190130- SPECIAL WEATHER STATEMENT ... CORRECTION TO HEADER NATIONAL WEATHER SERVICE SPRINGFIELD IL 731 PM CDT FRI JUN 18 1993 ...STRONG THUNDERSTORMS IN EAST CENTRAL ILLINOIS... AT 730 PM CDT...RADAR INDICATED TWO STRONG THUNDERSTORMS. THE FIRST STORM WAS LOCATED 25 MILES NORTH OF DECATUR...NEAR THE TOWN OF CLINTON IN DEWITT COUNTY. THE SECOND STORM WAS LOCATED JUST SOUTHWEST OF DANVILLE...IN CENTRAL VERMILION COUNTY. BOTH OF THESE STORMS ARE MOVING TO THE NORTHEAST AT 30 MPH. NO SEVERE WEATHER HAS BEEN REPORTED AS OF 730 PM. HOWEVER...PEOPLE IN THE PATH OF THE STORMS SHOULD BE ALERT FOR GUSTY WINDS...POSSIBLE SMALL HAIL...DANGEROUS LIGHTNING...AND BRIEF HEAVY RAINS. STAY TUNED TO YOUR FAVORITE SOURCE FOR WEATHER INFORMATION IN CASE FURTHER STATEMENTS OR WARNINGS ARE ISSUED. GEELHART
Special weather statement, Jun 18, 8:44 PM CDT, 3 hours 4 minutes before
ILZ009-010-190230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 843 PM CDT FRI JUN 18 1993 ...STRONG THUNDERSTORMS REDEVELOPING IN CENTRAL ILLINOIS... AT 830 PM CDT...RADAR INDICATED A STRONG THUNDERSTORM ABOUT 60 MILES SOUTH OF SPRINGFIELD...NEAR HILLSBORO IN SOUTHERN MONTGOMERY COUNTY. HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING...AND SMALL HAIL ARE POSSIBLE WITH THIS STORM AS IT MOVES TO THE NORTHEAST AT 30 MPH. RADAR ALSO INDICATED STRONG THUNDERSTORMS IN FAR EAST-CENTRAL ILLINOIS NORTH OF DANVILLE. THESE STORMS ARE ALSO MOVING NORTHEAST AT 30 MPH AND SHOULD EXIT THE STATE BY 9 PM. STAY TUNED TO YOUR FAVORITE SOURCE FOR WEATHER INFORMATION IN CASE FURTHER STATEMENTS OR WARNINGS ARE ISSUED. GEELHART
Special weather statement, Jun 18, 10:00 PM CDT, 1 hour 48 minutes before
ILZ007-190415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1000 PM CDT FRI JUN 18 1993 ...FLASH FLOOD WATCH IN EFFECT TONIGHT... AT 955 PM... MOST OF THE STRONG THUNDERSTORM ACTIVITY ACROSS WEST CENTRAL ILLINOIS HAD WEAKENED TO ISOLATED THUNDERSTORMS AND HEAVY SHOWERS. THE STRONGEST ACTIVITY CONTINUED GENERALLY NORTH OF A LINE FROM BURLINGTON TO BRADFORD. ALSO SCATTERED THUNDERSTORMS DOTTED SOUTHERN TAZEWELL AND MCLEAN COUNTIES AS WELL AS ONE NEAR BLOOMINGTON. THIS ACTIVITY WAS MOVING NORTHEAST AROUND 30 MPH. THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS YET TONIGHT. WITH THE ACTIVITY BECOMING MORE NUMEROUS AND WITH EXPECTED SLOW MOVEMENTS A FLOOD WATCH CONTINUES IN EFFECT TONIGHT. MOGGED
Special weather statement, Jun 18, 10:09 PM CDT, 1 hour 39 minutes before
ILZ007-190415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1000 PM CDT FRI JUN 18 1993 ...FLASH FLOOD WATCH IN EFFECT TONIGHT... AT 955 PM... MOST OF THE STRONG THUNDERSTORM ACTIVITY ACROSS WEST CENTRAL ILLINOIS HAD WEAKENED TO ISOLATED THUNDERSTORMS AND HEAVY SHOWERS. THE STRONGEST ACTIVITY CONTINUED GENERALLY NORTH OF A LINE FROM BURLINGTON TO BRADFORD. ALSO SCATTERED THUNDERSTORMS DOTTED SOUTHERN TAZEWELL AND MCLEAN COUNTIES AS WELL AS ONE NEAR BLOOMINGTON. THIS ACTIVITY WAS MOVING NORTHEAST AROUND 30 MPH. THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS YET TONIGHT. WITH THE ACTIVITY BECOMING MORE NUMEROUS AND WITH EXPECTED SLOW MOVEMENTS A FLOOD xWATCH CONTINUES IN EFFECT TONIGHT. MOGGED
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 8:02 PM CDT | Severe Thunderstorm Warning | ILX | Warren | 28 min |
| Jun 18, 8:12 PM CDT | Severe Thunderstorm Warning | ILX | Hancock, Henderson | 63 min |
| Jun 18, 11:45 PM CDT | Flash Flood Warning | ILX | Boone | 2 hr |
| Jun 19, 3:01 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 59 min |
| Jun 19, 3:01 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 59 min |
| Jun 19, 3:20 PM CDT | Severe Thunderstorm Warning | ILX | Fulton | 40 min |
| Jun 19, 3:59 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria | 61 min |
| Jun 19, 4:08 PM CDT | Severe Thunderstorm Warning | ILX | Morgan | 37 min |
| Jun 19, 4:30 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard, Sangamon | 30 min |
| Jun 19, 4:37 PM CDT | Flash Flood Warning | ILX | Fulton, Marshall, Peoria | 4 hr |
| Jun 19, 4:47 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 43 min |
| Jun 19, 4:54 PM CDT | Severe Thunderstorm Warning | ILX | Hancock | 36 min |
| Jun 19, 5:25 PM CDT | Tornado Warning | ILX | Lee, Ogle | 35 min |
| Jun 19, 5:29 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 46 min |
| Jun 19, 6:34 PM CDT | Tornado Warning | ILX | Fulton | 26 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.