Alert archive / Illinois / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 83, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 3, 1996, 6:03 PM CDT for Marion County, Illinois. It was in force for 42 min. 5 reports 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 3, 1996, 6:03 PM CDT (23:03 UTC)
- Expired
- May 3, 1996, 6:45 PM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Marion County, IL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 3, 6:22 PM CDT | Hail 0.75 | Odin, IL | |
| May 3, 6:23 PM CDT | Hail 1.75 | Odin, IL | |
| May 3, 6:25 PM CDT | Hail 2.75 | Odin, IL | |
| May 3, 6:28 PM CDT | Hail 2.75 | Salem, IL | |
| May 3, 6:30 PM CDT | Hail 1.75 | Centralia, 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, 11.1 hours before the alert went out and 169 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
- 1179 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 175 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 032305 SVRSTL ILC121-032345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 603 PM CDT FRI MAY 3 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ILLINOIS ...MARION COUNTY AT 600 PM A SEVERE THUNDERSTORM WAS NEAR BOOULDER IN NORTHEAST CLINTON COUNTY MOVING EAST SOUTHEAST AT 40 MPH. THE TOWNS OF SANDOVAL AND SALEM ARE IN THE PATH OF THIS STORM. AMATEUR RADIO SPOTTERS REPORTED GOLF BALL SIZE HAIL IN BOULDER AT 602 PM. SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS OFTEN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. JPK &
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 10:22 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 38 min |
| May 2, 10:56 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 49 min |
| May 2, 11:02 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair, Washington | 43 min |
| May 3, 4:11 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 34 min |
| May 3, 4:11 PM CDT | Severe Thunderstorm Warning | LSX | Jersey | 34 min |
| May 3, 4:42 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Madison | 48 min |
| May 3, 4:59 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 46 min |
| May 3, 5:09 PM CDT | Tornado Warning | LSX | Madison | 36 min |
| May 3, 5:30 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton | 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.