Alert archive / Illinois / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 131, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 25, 1996, 7:38 PM CDT for Montgomery County, Illinois. It was in force for 67 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 25, 1996, 7:38 PM CDT (00:38 UTC)
- Expired
- May 25, 1996, 8:45 PM CDT
- In force
- 67 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Montgomery County, IL
The radar
The Lincoln radar (KILX), 103 km from the middle of the area, began a volume at 00:42 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 25, 8:00 PM CDT | Thunderstorm Wind 55 | Waggoner, IL |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 127 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
- 13 J/kg
- Mixed-layer CIN
- -191 J/kg
- Mixed-layer LCL
- 821 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 120 m²/s²
- 0-3 km storm-relative helicity
- 195 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 260040 SVRSTL ILC135-260130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 738 PM CDT SAT MAY 25 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL ILLINOIS ...MONTGOMERY COUNTY AT 735 PM CDT...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM ENTERING WESTERN MONTGOMERY COUNTY. THIS STORM HAS HAD A HISTORY OF PRODUCING DAMAGING WINDS BETWEEN 60 AND 65 MPH. THE COMMUNITIES OF FARMERVILLE. ..RAYMOND...LITCHFIELD AND HILLBORO ARE IN THE PATH OF THESE STORMS. THE SEVERE THUNDERSTORM WAS MOVING TO THE EAST AT 25 MPH. V THIS STORM HAS A HISTORY OF DAMAGING WINDS. SEEK INSIDE SHELTER NOW! PRZYBYLINSKI/FERRY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 7:00 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin | 60 min |
| May 25, 7:09 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 66 min |
| May 25, 7:40 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 65 min |
| May 25, 7:45 PM CDT | Tornado Warning | LSX | Macoupin, Montgomery | 45 min |
| May 25, 8:01 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 44 min |
| May 25, 8:40 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 60 min |
| May 25, 8:40 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 50 min |
| May 25, 8:45 PM CDT | Tornado Warning | LSX | Marion | 45 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1996Every severe thunderstorm warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.