Alert archive / Illinois / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 57, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 19, 1993, 3:34 PM CDT for Pike County, Illinois. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jun 19, 1993, 3:34 PM CDT (20:34 UTC)
- Expired
- Jun 19, 1993, 4:30 PM CDT
- In force
- 56 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Pike County, IL
The radar
The St Louis radar (KLSX), 104 km from the middle of the area, began a volume at 20:37 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
Paducah/Barkley, KY (KPAH), launched 12:00Z, 8.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1711 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- -18 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 192035 SVRSTL ILC149-192130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 334 PM CDT SAT JUN 19 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ILLINOIS ...EASTERN PIKE COUNTY AT 330 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM AT PLEASANT HILL...45 MILES SOUTHEAST OF QUINCY. THIS STORM WAS MOVING NORTHEAST AT 30 MPH AND WILL AFFECT THE TOWNS OF MARTINSBURG...INDEPENDENCE...TIME AND MILTON. LARGE HAIL AND DAMAGING WIND IS EXPECTED WITH THIS STORM. WHEN THUNDERSTORMS ARE OCCURRING..:.PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. TUCKER
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 19, 1:50 PM CDT, 1 hour 44 minutes before
MOZ-006-009-010-011-013-014-191930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 150 PM CDT SAT JUN 19 1993 ...STRONG THUNDERSTORMS WERE MOVING ACROSS CENTRAL MISSOURI... AT 150 PM CDT WEATHER RADAR SHOWED A BROAD BAND OF VERY STRONG THUNDERSTORMS THAT EXTENDED FROM THE QUINCY/HANNIBAL AREA...TO NEAR ROLLA. THE LINE OF STORMS WAS MOVING SLOWLY EAST...WHILE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 25 MPH. THE STORMS WILL PRODUCE DANGEROUS LIGHTNING...GUSTY WINDS AND BRIEF BUT TORRENTIAL RAINS. SMALL HAIL MAY ALSO ACCCOMPANY SOME OF THE STORMS. RAINFALL AMOUNTS IN EXCESS OF 1 INCH ARE POSSIBLE AND LOCALIZED FLOODING CAN BE EXPECTED OVER PARTS OF EAST CENTRAL MISSOURI. PERLOW
Special weather statement, Jun 19, 1:52 PM CDT, 1 hour 42 minutes before
MOZ-006-009-010-011-013-014-191930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 150 PM CDT SAT JUN 19 1993 ...STRONG THUNDERSTORMS WERE MOVING ACROSS CENTRAL MISSOURI... AT 150 PM CDT WEATHER RADAR SHOWED A BROAD BAND OF VERY STRONG THUNDERSTORMS THAT EXTENDED FROM THE QUINCY/HANNIBAL AREA...TO NEAR ROLLA. THE LINE OF STORMS WAS MOVING SLOWLY EAST...WHILE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 25 MPH. THE STORMS WILL PRODUCE DANGEROUS LIGHTNING...GUSTY WINDS AND BRIEF BUT TORRENTIAL RAINS. SMALL HAIL MAY ALSO ACCCOMPANY SOME OF THE STORMS. RAINFALL AMOUNTS IN EXCESS OF 1 INCH ARE POSSIBLE AND LOCALIZED FLOODING CAN BE EXPECTED OVER PARTS OF EAST CENTRAL MISSOURI. PERLOW
Special weather statement, Jun 19, 3:10 PM CDT, 24 minutes before
MOZ003-006-007-011-012-192045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 310 PM CDT SAT JUN 19 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR NORTHEAST MISSOURI UNTIL 8 PM CDT... THUNDERSTORMS CONTINUED OVER PARTS OF NORTHEAST MISSOURI AND WESTERN ILLINOIS LATE THIS AFTERNOON. AT 3PM MOST OF THE THUNDERSTORMS WERE OCCURRING FROM WESTERN ILLINOIS EAST OF BURLINGTON IOWA TO THE ST LOUIS METRO AREA. SOME OF THE THUNDERSTORMS WERE PRODUCING BRIEF TORRENTIAL DOWNPOURS AND WIND GUSTS OF 35 TO 45 MPH. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. RESIDENTS OF NORTHEAST MISSOURI SHOULD CONTINUE TO MONITOR THE WEATHER CONDITIONS CLOSELY THIS AFTERNOON. THE THREAT OF SEVERE THUNDERSTORMS STILL EXISTS AND YOU MAY NEED TO MOVE TO A SAFE SHELTER WITH LITTLE ADVANCE NOTICE. IN ADDITION TO THE SEVERE WEATHER POTENTIAL...THE HEAVY RAINS ASSOCIATED WITH THESE STORMS...WILL ALSO CAUSE SOME PONDING OF WATER ON ROADS AND VERY LOW VISIBILITIES. FERRY
Special weather statement, Jun 19, 3:12 PM CDT, 22 minutes before
MOZ003-006-007-011-012-192045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 310 PM CDT SAT JUN 19 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR NORTHEAST MISSOURI UNTIL 8 PM CDT... THUNDERSTORMS CONTINUED OVER PARTS OF NORTHEAST MISSOURI AND WESTERN ILLINOIS LATE THIS AFTERNOON. AT 3PM MOST OF THE THUNDERSTORMS WERE OCCURRING FROM WESTERN ILLINOIS EAST OF BURLINGTON IOWA TO THE ST LOUIS METRO AREA. SOME OF THE THUNDERSTORMS WERE PRODUCING BRIEF TORRENTIAL DOWNPOURS AND WIND GUSTS OF 35 TO 45 MPH. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. RESIDENTS OF NORTHEAST MISSOURI SHOULD CONTINUE TO MONITOR THE WEATHER CONDITIONS CLOSELY THIS AFTERNOON. THE THREAT OF SEVERE THUNDERSTORMS STILL EXISTS AND YOU MAY NEED TO MOVE TO A SAFE SHELTER WITH LITTLE ADVANCE NOTICE. IN ADDITION TO THE SEVERE WEATHER POTENTIAL...THE HEAVY RAINS ASSOCIATED WITH THESE STORMS...WILL ALSO CAUSE SOME PONDING OF WATER ON ROADS AND VERY LOW VISIBILITIES. FERRY
Special weather statement, Jun 19, 3:30 PM CDT, 4 minutes before
MOZALL-192200- SPECIAL WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 330 PM CDT SAT JUN 19 1993 ...TORNADO WATCH IS CANCELLED FOR NORTHEAST MISSOURI... AT 330 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED THUNDERSTORMS IN NORTHEAST MISSOURI. THE STRONGEST STORM WAS NEAR FAIRMONT...OR ABOUT 35 MILES EAST NORTHEAST OF KIRKSVILLE. THE THREAT OF SEVERE WEATHER HAS DIMINISHED ACROSS NORTHEAST MISSOURI AND THE TORNADO WATCH HAS BEEN CANCELLED. SCATTERED STRONG THUNDERSTORMS CONTINUED ACROSS THE ST LOUIS METROPOLITAN AREA...WITH TORRENTIAL RAIN IN PLACES. MOTORISTS ARE ADVISED TO SLOW DOWN AND USE HEADLIGHTS WHEN DRIVING IN HEAVY RAIN.
Special weather statement, Jun 19, 3:30 PM CDT, 4 minutes before
MOZALL-192200- SPECIAL WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 330 PM CDT SAT JUN 19 1993 ...TORNADO WATCH IS CANCELLED FOR NORTHEAST MISSOURI... AT 330 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED THUNDERSTORMS IN NORTHEAST MISSOURI. THE STRONGEST STORM WAS NEAR FAIRMONT...OR ABOUT 35 MILES EAST NORTHEAST OF KIRKSVILLE. THE THREAT OF SEVERE WEATHER HAS DIMINISHED ACROSS NORTHEAST MISSOURI AND THE TORNADO WATCH HAS BEEN CANCELLED. SCATTERED STRONG THUNDERSTORMS CONTINUED ACROSS THE ST LOUIS METROPOLITAN AREA...WITH TORRENTIAL RAIN IN PLACES. MOTORISTS ARE ADVISED TO SLOW DOWN AND USE HEADLIGHTS WHEN DRIVING IN HEAVY RAIN.
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; radar from the NEXRAD Level II archive.