Alert archive / Illinois / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 69, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 16, 1995, 7:48 AM CDT for Randolph County, Illinois. It was in force for 42 min.
The area
The counties it named.
The facts
- Issued
- May 16, 1995, 7:48 AM CDT (12:48 UTC)
- Expired
- May 16, 1995, 8:30 AM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Randolph County, IL
The radar
The St Louis radar (KLSX), 104 km from the middle of the area, began a volume at 12:49 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
Lincoln, IL (KILX), launched 12:00Z, 0.8 hours before the alert went out and 256 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
- 65 J/kg
- Mixed-layer CIN
- -362 J/kg
- Mixed-layer LCL
- 907 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 161251 SVRSTL ILC157-161330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 748 AM CDT TUE MAY 16 1995 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST ILLINOIS ...RANDOLPH COUNTY AT 750 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR PRAIRIE DU ROCHER...OR ABOUT 12 MILES WEST OF SPARTA ILLINOIS. THIS STORM WAS MOVING TO THE EAST AT 35 MPH. COMMUNITIES IN THE PATH OF THIS STORMS INCLUDE...SPARTA..HOUSTON... AND WALSH ILLINOIS. THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGINGf WINDS...HAIL AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS. PEDIGO
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, May 16, 3:07 AM CDT, 4 hours 41 minutes before
MOZALL-160900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 304 AM CDT TUE MAY 16 1995 ...THUNDERSTORMS HAVE DEVELOPED RAPIDLY IN THE METRO AREA... A NORTH-SOUTH LINE OF SCATTERED THUNDERSTORMS HAS DEVELOPED RAPIDLY AND IS MOVING TO THE EAST AT 35 MPH. AT 300 AM THUNDERSTORMS WERE LOCATED JUST NORTH OF ALTON ILLINOIS... IN FLORISSANT AND ADJACENT NORTH COUNTY COMMUNITIES NEAR I-270... AND JUST SOUTH OF ARNOLD EASTWARD TO NEAR WATERLOO ILLINOIS. PEA SIZED HAIL WAS REPORTED AT HAZELWOOD. THESE STORMS WILL MOVE OFF TO THE EAST...THEN AS RUSH HOUR BEGINS...ANOTHER MORE GENERAL AREA OF RAIN AND A FEW THUNDERSTORMS WILL MOVE IN...PROBABLY LASTING THROUGH THE MORNING RUSH HOUR. PEDIGO
Special weather statement, May 16, 4:05 AM CDT, 3 hours 43 minutes before
MOZ055-056-068-069-161005- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 403 AM CDT TUE MAY 16 1995 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR BENTON AND MORGAN COUNTIES UNTIL 8AM... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CAMDEN AND HICKORY COUNTIES UNTIL 9AM... AT 4AM A 35 MILE WIDE BAND OF STRONG THUNDERSTORMS EXTENDED FROM 20 MILES WEST OF COLUMBIA...THROUGH SEDALIA...TO 65 MILES SOUTH OF KANSAS CITY NEAR OSCEOLA. MOVEMENT WAS TO THE SOUTHEAST AROUND 40 MILES PER HOUR. THIS BAND OF STORMS WILL BE MOVING INTO HICKORY AND BENTON COUNTIES BEFORE 415AM...AND HICKORY...MILLER...AND CAMDEN COUNTIES BETWEEN 430AM AND 445AM. STRONG GUSTY WINDS...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND SMALL HAIL MAY ACCOMPANY THE STRONGER STORMS. IF SEVERE WEATHER IS OBSERVED...CONTACT YOUR LOCAL LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR INFORMATION TO THE NATIONAL WEATHER SERVICE. REAUGH
Special weather statement, May 16, 5:19 AM CDT, 2 hours 29 minutes before
MOZ052-061-063-064-060-161115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 517 AM CDT TUE MAY 16 1995 ...STRONG THUNDERSTORMS MOVING THROUGH THE ST LOUIS AREA... AT 515 AM...WEATHER SERVICE RADAR SHOWED NUMEROUS STRONG THUNDERSTORMS ACROSS ST CHARLES...LINCOLN...AND EASTERN WARREN COUNTIES IN EAST CENTRAL MISSOURI. THESE STORMS WERE PRODUCING TORRENTIAL RAIN... DEADLY LIGHTNING...GUSTY WINDS...AND POSSIBLY PEA-SIZE HAIL. THE STORMS WERRE MOVING TO THE EAST AT 35 MPH. MOTORISTS THIS MORNING SHOULD USE CAUTION WHEN TRAVELING AS THE HEAVY RAIN WILL LIMIT VISIBILITY AND ALSO RESULT IS PONDING OF WATER ON ROADWAYS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 AM. PEOPLE ACROSS EAST CENTRAL MISSOURI INCLUDING THE ST LOUIS AREA SHOULD KEEP AN EYE TO THE SKY AND BE PREPARED FOR RAPIDLY CHANGING WEATHER. GLASS
Special weather statement, May 16, 5:42 AM CDT, 2 hours 6 minutes before
MOZ055>058-068>070-161145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 540 AM CDT TUE MAY 16 1995 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9AM FOR CAMDEN AND HICKORY COUNTIES... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11AM FOR MARIES... PULASKI...AND MILLER COUNTIES... ...A FLASH FLOOD WATCH IS IN EFFECT FOR THE ENTIRE REGION TODAY.. ...THE SEVERE THUNDERSTORM WATCH THAT HAD BEEN IN EFFECT FOR BENTON AND MORGAN COUNTIES HAS BEEN CANCELLED... AT 535AM THE LEADING EDGE OF AN AREA OF STRONG THUNDERSTORMS REACHED FROM 15 MILES SOUTHEAST OF JEFFERSON CITY...TO 35 MILES SOUTHWEST OF JEFFERSON CITY NEAR OSAGE BEACH...TO 55 MILES NORTH OF SPRINGFIELD NEAR HERMITAGE. MOVMENT WS TO THE EAST AT 40 MILES PER HOUR. THE STORMS WILL BE ENTERING HICKORY...CAMDEN..AND MARIES COUNTIES BY 6AM AND PULASKI COUNTY BEFORE 615AM. THEY ARE CAPABLE OF SMALL HAIL... STRONG WINDS...AND TORRENTIAL RAIN. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A STORM APPROACHES. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. IF SEVERE WEATHER IS OBSERVED...CONTACT YOUR LOCAL LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR INFORMATION TO THE NATIONAL WEATHER SERVICE. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE TO HIGHER GROUND. REAUGH
Special weather statement, May 16, 5:58 AM CDT, 1 hour 50 minutes before
MOZALL-161200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 555 AM CDT TUE MAY 16 1995 ...THE SEVERE THUNDERSTORM WATCH FOR PARTS OF NORTHWEST AND WEST CENTRAL MISSOURI HAS BEEN CANCELLED... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT UNTIL 8 AM FOR PARTS OF NORTHWEST AND NORTH CENTRAL MISSOURI HAS BEEN CANCELLED. THE THUNDERSTORMS THAT CAUSED THE SEVERE WEATHER EARLIER THIS MORNING HAVE MOVED OUT OF THE AREA. DLF
Special weather statement, May 16, 6:58 AM CDT, 50 minutes before
MOZ055>058-068>070-161300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 655 AM CDT TUE MAY 16 1995 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 AM FOR CAMDEN AND HICKORY COUNTIES... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM FOR MARIES... PULASKI...AND MILLER COUNTIES... ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTH PORTIONS OF CENTRAL MISSOURI FOR TODAY... AT 645 AM CDT...NWS RADAR CONTINUED TO SHOW A LARGE AREA OF THUNDERSTORMS AND MODERATE RAIN COVERING ALL OF SOUTH PORTIONS OF CENTRAL MISSOURI. SOME OF THE STRONGER THUNDERSTORMS WERE IN A LINE EXTENDING FROM 40 MILES NORTHEAST OF ROLLA TO 20 MILES NORTHEAST OF SPRINGFIELD. THIS LINE WAS MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND SHOULD MOVE OUT OF CENTRAL MISSOURI BY 8 AM. BEHIND THE STORMS...AN EXTENSIVE AREA OF LIGHT TO MODERATE RAIN SHOWERS AND EMBEDDED THUNDERSTORMS EXTENDED TO THE NORTHWEST INTO THE MACON AND MARSHALL AREAS. THIS AREA WAS ALSO MOVING TO THE SOUTHEAST AT 30 MILES AND HOUR. DUE TO THE PREVIOUSLY SATURATED SOILS AND LARGE AMOUNTS OF RAINFALL OVERNIGHT...SOME FLOODING OF SMALL STREAMS AND ROADS IS POSSIBLE THIS MORNING. STRONG GUSTY WINDS...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND SMALL HAIL MAY ACCOMPANY THE STRONGER STORMS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION. SEARCY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 4:25 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Marion | 50 min |
| May 16, 5:24 AM CDT | Severe Thunderstorm Warning | LSX | Madison | 51 min |
| May 16, 5:59 AM CDT | Flash Flood Warning | LSX | Madison | 6 hr |
| May 16, 6:21 AM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 112 min |
| May 16, 6:38 AM CDT | Tornado Warning | LSX | Clinton, Saint Clair | 67 min |
| May 16, 6:20 PM CDT | Tornado Warning | LSX | Adams | 25 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1995Every severe thunderstorm warning in 1995
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.