Alert archive / Illinois / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 170, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 6, 1996, 2:59 PM CDT for Monroe County, Randolph County, Illinois. It was in force for 46 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
- Jun 6, 1996, 2:59 PM CDT (19:59 UTC)
- Expired
- Jun 6, 1996, 3:45 PM CDT
- In force
- 46 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Monroe County, IL, Randolph County, IL
The radar
The St Louis radar (KLSX), 84 km from the middle of the area, began a volume at 20:01 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 |
|---|---|---|---|
| Jun 6, 3:30 PM CDT | Thunderstorm Wind 50 | Red Bud, 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 12:00Z, 8.0 hours before the alert went out and 252 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1194 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 88 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 062001 SVRSTL ILC133-157-062045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 259 PM CDT THU JUN 6 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ILLINOIS ...SOUTHERN MONROE COUNTY...NORTHERN RANDOLPH COUNTY AT 258 PM...DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM OVER SOUTHERN MONROE COUNTY NEAR MAEYSTOWN...MOVING EAST AT 30 MPH. TOWNS IN THE PATH OF THIS STORM ARE RENAULT...NEW DESIGN...RED BUD AND AMES. SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS OFTEN PRODUCE TORNADOES WITH LITTLvE OR NO ADVANCE WARNING. GLASS/TRUETT
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 6, 10:23 AM CDT, 4 hours 36 minutes before
MOZ009-010-018-019-026-027-034>036-041-042-047>052-059>065-072>075- 084-085-099-ILZ058>060-064-065-069-070-074-079-095>102-071100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1030 AM CDT T
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 9:30 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 60 min |
| Jun 5, 9:56 PM CDT | Tornado Warning | LSX | Adams | 34 min |
| Jun 5, 10:07 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 68 min |
| Jun 5, 10:24 PM CDT | Tornado Warning | LSX | Pike | 36 min |
| Jun 6, 2:26 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 49 min |
| Jun 6, 3:45 PM CDT | Severe Thunderstorm 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.