Alert archive / Illinois / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 55, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 17, 1993, 8:57 PM CDT for Pike County, Illinois. It was in force for 48 min.
The area
The counties it named.
The facts
- Issued
- Jun 17, 1993, 8:57 PM CDT (01:57 UTC)
- Expired
- Jun 17, 1993, 9:45 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Pike County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.0 hours before the alert went out and 342 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
- 1898 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1344 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 180159 SVRSTL ILC149-180245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 857 PM CDT THU JUN 17 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ILLINOIS ...NORTHERN PIKE COUNTY AT 855 PM CDT...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM NEAR THE TOWN OF BERRY OR ABOUT 20 MILES EAST OF HANNIBAL MISSOURI. THIS STORM HAS THE CAPABILITY OF PRODUCING DAMAGING WINDS AND HAIL. THE TOWN OF PERRY IS IN THE PATH OF THIS STORM. THE SEVERE THUNDERSTORM WAS NORTHEAST AT 20 MILES AN HOUR. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. PRZYBYLINSKIJ
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 17, 6:02 PM CDT, 2 hours 55 minutes before
MOZ011-012-017-018-180000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 602 PM CDT THU JUN 17 1993 ...STRONG THUNDERSTORMS CONTINUE OVER PARTS OF EAST CENTRAL MISSOURI... AT 555 PM CDT..NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED THUNDERSTORMS OVER PARTS OF EAST CENTRAL MISSOURI. ONE STRONG THUNDERSTORM WAS CENTERED OVER UNION MISSOURI...45 MILES WEST OF ST. LOUIS IN CENTRAL FRANKLIN COUNTY. WIND GUSTS OF 40 MILES AN HOUR IS POSSIBLE WITH THIS STORM. OTHER STRONG THUNDERSTORMS WERE LOCATED OVER NORTHERN IRON COUNTY...15 MILES WEST OF IRONTON OR 30 MILES WEST OF FARMINGTON...AND OVER WESTERN ST. FRANCIOS COUNTY 10 MILES EAST OF POTOSI MISSOURI. GUSTY WINDS OF 30 TO 45 MILES AN HOUR..BRIEF HEAVY RAINFALL AND DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 15 TO 20 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Jun 17, 6:04 PM CDT, 2 hours 53 minutes before
MOZ011-012-017-018-180000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 602 PM CDT THU JUN 17 1993 ...STRONG THUNDERSTORMS CONTINUE OVER PARTS OF EAST CENTRAL MISSOURI... AT 555 PM CDT..NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED THUNDERSTORMS OVER PARTS OF EAST CENTRAL MISSOURI. ONE STRONG THUNDERSTORM WAS CENTERED OVER UNION MISSOURI...45 MILES WEST OF ST. LOUIS IN CENTRAL FRANKLIN COUNTY. WIND GUSTS OF 40 MILES AN HOUR IS POSSIBLE WITH THIS STORM. OTHER STRONG THUNDERSTORMS WERE LOCATED OVER NORTHERN IRON COUNTY...15 MILES WEST OF IRONTON OR 30 MILES WEST OF FARMINGTON...AND OVER WESTERN ST. FRANCIOS COUNTY 10 MILES EAST OF POTOSI MISSOURI. GUSTY WINDS OF 30 TO 45 MILES AN HOUR..BRIEF HEAVY RAINFALL AND DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 15 TO 20 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Jun 17, 7:06 PM CDT, 1 hour 51 minutes before
MOZ011-012-017-018-ILZ009-011-180115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 706 PM CDT THU JUN 17 1993 AT 655 PM CDT...NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED STRONG THUNDERSTORMS OVER PARTS EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. ONE AREA OF STRONG THUNDERSTORMS EXTENDED BETWEEN TROY MISSOURI AND MACOUPIN ILLINOIS ABOUT 40 TO 45 MILES NORTH OF ST. LOUIS. A SECOND AREA OF THUNDERSTORMS EXTENDED FROM 15 MILES NORTHWEST OF IRONTON MISSOURI TO 15 MILES NORTHEAST OF FARMINGTON IN NORTHWEST ST. FRANCIOS COUNTY. THE STRONGEST THUNDERSTORM IN THIS AREA WAS LOCATED 10 MILES NORTH OF FARMINGTON. GUSTY WINDS OF 30 TO 40 MILES AN HOUR, BRIEF HEAVY RAINFALL AND DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 15 TO 20 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Jun 17, 7:08 PM CDT, 1 hour 49 minutes before
MOZ011-012-017-018-ILZ009-011-180115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 706 PM CDT THU JUN 17 1993 AT 655 PM CDT...NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED STRONG THUNDERSTORMS OVER PARTS EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. ONE AREA OF STRONG THUNDERSTORMS EXTENDED BETWEEN TROY MISSOURI AND MACOUPIN ILLINOIS ABOUT 40 TO 45 MILES NORTH OF ST. LOUIS. A SECOND AREA OF THUNDERSTORMS EXTENDED FROM 15 MILES NORTHWEST OF IRONTON MISSOURI TO 15 MILES NORTHEAST OF FARMINGTON IN NORTHWEST ST. FRANCIOS COUNTY. THE STRONGEST THUNDERSTORM IN THIS AREA WAS LOCATED 10 MILES NORTH OF FARMINGTON. GUSTY WINDS OF 30 TO 40 MILES AN HOUR, BRIEF HEAVY RAINFA8LL AND DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 15 TO 20 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Jun 17, 7:10 PM CDT, 1 hour 47 minutes before
MOZ-006-009-010-180115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 710 PM CDT THU JUN 17 1993 ...STRONG THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTH CENTRAL MISSOURI... AT 705 PM CDT WEATHER RADAR SHOWED A BAND OF STRONG THUNDERSTORMS..ABOUT 25 MILES WIDE...EXTENDING FROM NEAR KANSAS CITY TO SLATER..40 MILES NORTHWEST OF COLUMBIA..OVER TO HARRISBURG AND NEAR CENTRALIA..20 MILES NORTH OF COLUMBIA. THESE THUNDERSTORMS WILL PRODUCE WINDS GUSTING 35 TO 40 MPH ALONG WITH THE BRIEF DOWNPOURS AND DANGEROUS CLOUD TO GROUND LIGHTNING AS THEY MOVE TO THE NORTH AND NORTHEAST AROUND 20 MILES AN HOUR. IF YOU OBSERVE SEVERE WEATHER CONDITIONS PLEASE REPORT IT TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE OFFICE...AFTER YOU HAVE SECURED YOUR OWN SAFETY. LB
Special weather statement, Jun 17, 7:17 PM CDT, 1 hour 40 minutes before
MOZ-006-009-010-180115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 710 PM CDT THU JUN 17 1993 ...STRONG THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTH CENTRAL MISSOURI... AT 705 PM CDT WEATHER RADAR SHOWED A BAND OF STRONG THUNDERSTORMS..ABOUT 25 MILES WIDE...EXTENDING FROM NEAR KANSAS CITY TO SLATER..40 MILES NORTHWEST OF COLUMBIA..OVER TO HARRISBURG AND NEAR CENTRALIA..20 MILES NORTH OF COLUMBIA. THESE THUNDERSTORMS WILL PRODUCE WINDS GUSTING 35 TO 40 MPH ALONG WITH THE BRIEF DOWNPOURS AND DANGEROUS CLOUD TO GROUND LIGHTNING AS THEY MOVE TO THE NORTH AND NORTHEAST AROUND 20 MILES AN HOUR. IF YOU OBSERVE SEVERE WEATHER CONDITIONS PLEASE REPORT IT TO THE NEAREST LAW EN@FORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE OFFICE...AFTER YOU HAVE SECURED YOUR OWN SAFETY. LB
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 9:35 PM CDT | Severe Thunderstorm Warning | LSX | Brown | 40 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.