Alert archive / Illinois / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 15, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 25, 1994, 6:53 PM CDT for Adams County, Illinois. It was in force for 32 min.
The area
The counties it named.
The facts
- Issued
- Apr 25, 1994, 6:53 PM CDT (23:53 UTC)
- Expired
- Apr 25, 1994, 7:25 PM CDT
- In force
- 32 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Adams County, IL
The radar
The St Louis radar (KLSX), 150 km from the middle of the area, began a volume at 23:55 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, 11.9 hours before the alert went out and 390 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
- 49 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1012 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 78 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 252354 SVRSTL ILC001-260045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 653 PM CDT MON APR 25 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ILLINOIS ...ADAMS COUNTY AT 648 PM CDT...A TV STATION IN QUINCY REPORTED WINDS AROUND 55 MPH AND HAIL UP TO THREE QUARTERS OF AN INCH IN QUINCY. DAMAGE WAS REPORTED TO BUILDING IN QUINCY. THIS STORM WAS MOVING TO THE NORTHEAST AROUND 35 MILES AN HOUR. THIS STORM WILL MOVE NEAR MENDON AROUND 705 PM THIS EVENING. OTHER TOWNS IN THE PATH ARE LORAINE AND BIGNECK BY 720 PM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 25, 3:46 PM CDT, 3 hours 7 minutes before
ILZ095>102-252145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 343 PM CDT MON APR 25 1994 AT 340 PM CDT...STRONG THUNDERSTORMS WERE ENTERING PARTS OF NORTHEAST MISSOURI. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM 15 MILES WEST OF QUINCY TO 35 MILES SOUTHWEST OF HANNIBAL. THE STRONGEST THUNDERSTORMS WERE LOCATED IN EASTERN AND SOUTHEAST SHELBY COUNTY...NEAR THE TOWN OF SHELBINA. THE TOWNS OF PHILADELPHIA AND WARREN IN WESTERN MARION COUNTY ARE IN THE PATH OF THESE STORMS. BRIEF GUSTY SURFACE WINDS...HEAVY RAINFALL AND SMALL HAIL WILL ACCOMPANY THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Apr 25, 5:00 PM CDT, 1 hour 53 minutes before
ILZ079-095>102-252300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 457 PM CDT MON APR 25 1994 AT 450 PM CDT...STRONG THUNDERSTORMS CONTINUED TO MOVE ACROSS PARTS OF NORTHEAST MISSOURI AND WEST CENTRAL ILLIONOIS. THE AREA OF SCATTERED THUNDERSTORMS EXTENDED FROM 30 MILES NORTH OF QUNICY TO 10 MILES WEST OF LOUISIANA MISSOURI. THE STRONGEST THUNDERSTORMS WERE LOCATED NEAR QUINCY AND 10 MILES WEST OF LOUISIANA. ANOTHER STRONG THUNDERSTORM WAS LOCATED NEAR ST. PATRICK IN SOUTHERN CLARK COUNTY MISSOURI. THESE STORMS WILL BE MOVING ACROSS THE TOWNS OF MENDON AND FOWLER ILLINOIS AND ASHEBURN MISSOURI BETWEEN 500 AND 520 PM THIS MONDAY AFTERNOON. BRIEF GUSTY WINDS...HEAVY DOWNPOURS AND SMALL HAIL WILL LIKELY OCCUR WITH MANY OF THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Apr 25, 6:32 PM CDT, 21 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-260030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 630 PM CDT MON APR 25 1994 ...THUNDERSTORMS WITH HEAVY SHOWERS AND GUSTY WINDS CONTINUE TO MOVE ACROSS CENTRAL MISSOURI... AT 525 PM CDT RADAR SHOWED SCATTERED THUNDERSTORMS WITH HEAVY SHOWERS IN A LINE ABOUT 25 MILES WIDE THAT EXTENDED FROM JUST NORTHWEST OF WARSAW...65 MILES SOUTHWEST OF JEFFERSON CITY...TO 45 MILES WEST OF COLUMBIA AROUND SWEET SPRINGS ON UP TO KIRKSVILLE. THE STORMS WERE MOVING TO THE NORTH AND NORTHEAST AROUND 30 MILES AN HOUR. BRIEF HEAVY SHOWERS COULD PRODUCE SOME URBAN FLOODING...AND WINDS GUSTING ABOVE 35 MPH CAN BE EXPECTED AS THESE THUNDEvRSTORMS WILL CONTINUE TO TRACK ALONG THE SAME LINE UNTIL AROUND 730 PM CDT. LB
Special weather statement, Apr 25, 6:50 PM CDT, 3 minutes before
ILZ095>102-260050- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 646 PM CDT MON APR 25 1994 AT 645 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR QUINCY IN ADAMS COUNTY. A TV STATION IN QUINCY REPORTED A WIND GUST TO 53 MPH AT 646 PM CDT. THIS STRONG THUNDERSTORM WAS MOVING TO THE NORTHEAST AROUND 35 MILES AN HOUR. PERSONS IN THE TOWNS OF MENDON...CAMP POINT AND GOLDEN SHOULD REMAIN ALERT FOR THE POSSIBILITY OF STRONG GUSTY WINDS AND SMALL HAIL. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN STORMS APPROACH. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY.
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; radar from the NEXRAD Level II archive.