Alert archive / Illinois / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 136, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jul 14, 1997, 3:18 PM CDT for Bond County, Fayette County, Illinois. It was in force for 42 min. 2 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
- Jul 14, 1997, 3:18 PM CDT (20:18 UTC)
- Expired
- Jul 14, 1997, 4:00 PM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Bond County, IL, Fayette County, IL
The radar
The St Louis radar (KLSX), 129 km from the middle of the area, began a volume at 20:19 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 |
|---|---|---|---|
| Jul 14, 3:20 PM CDT | Thunderstorm Wind 50 | Ramsey, IL | The County Sheriff reported tees down in Ramsey. |
| Jul 14, 3:30 PM CDT | Thunderstorm Wind 50 | Brownstown, IL | The Illinois State Police reported trees down in the Brownstown area. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 14, 1:15 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 145 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
- 3436 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
941 WUUS1 KSTL 142021 RRA SVRSTL ILC005-051-142100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 318 PM CDT MON JUL 14 1997 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL ILLINOIS ...BOND COUNTY...FAYETTE COUNTY AT 309 PM...NWS DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM NEAR WRIGHT CORNER IN FAYETTE COUNTY TO NEAR GREENVILLE IN BOND COUNTY. THE STORMS WERE MOVING TO THE EAST-SOUTHEAST AT 15 MPH. COMMUNITIES IN THE PATH ARE GREENVILLE...KEYSPORT...SMITHBORO... VANDALIA...AND WRIGHT CORNER. THIS IS A DANGEROUS STORM BE PREPARED FOR DAMAGING WINDS...HAIL AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS. METZE
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, Jul 14, 11:10 AM CDT, 4 hours 8 minutes before
MOZ042-041-050-010-048-072-062-059-084-018-019-065-052-085-027-047- 051-034-049-036-035-099-061-075-074-063-064-009-026-060-073-ILZ095- 064-096-098-069-065-058-099-059-100-070-102-060-097-079-101-074- 142300- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1110 AM CDT MON JUL 14 1997 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST LOUIS. AREAS INCLUDED ARE PARTS OF CENTRAL...NORTHEAST AND EAST CENTRAL MISSOURI...AND EXTREME SOUTHWEST ILLINOIS. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EARLY THIS EVENING ACROSS EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS INTO SOUTHEAST AND SOUTH CENTRAL MISSOURI...BASICALLY SOUTH OF A PITTSFIELD ILLINOIS TO HERMANN MISSOURI LINE. A COLD FRONT EXTENDING FROM NORTHEAST THROUGH CENTRAL MISSOURI WILL PUSH SLOWLY SOUTHEAST THIS AFTERNOON...TRIGGERING SCATTERED THUNDERSTORMS AS IT PUSHES INTO VERY MOIST AND UNSTABLE AIR. A FEW OF THE STORMS MAY BECOME SEVERE...WITH THE MAIN THREAT FROM DAMAGING WINDS. LOCALLY HEAVY RAIN WILL ALSO ACCOMPANY SOME OF THE STORMS. SKYWARN ACTIVATION MAY BE REQUIRED OVER PORTIONS OF THE COUNTY WARNING AREA THIS AFTERNOON AND OR EARLY THIS EVENING. AREA EMERGENCY MANAGERS SHOULD KEEP TUNED FOR LATER UPDATES CONCERNING THE SEVERE WEATHER POTENTIAL. GLASS
Special weather statement, Jul 14, 11:14 AM CDT, 4 hours 4 minutes before
MOZ042-041-050-010-048-072-062-059-084-018-019-065-052-085-027-047- 051-034-049-036-035-099-061-075-074-063-064-009-026-060-073-ILZ095- 064-096-098-069-065-058-099-059-100-070-102-060-097-079-101-074- 142300- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1110 AM CDT MON JUL 14 1997 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST LOUIS. AREAS INCLUDED ARE PARTS OF CENTRAL...NORTHEAST AND EAST CENTRAL MISSOURI...AND EXTREME SOUTHWEST ILLINOIS. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EARLY THIS EVENING ACROSS EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS INTO SOUTHEAST AND SOUTH CENTRAL MISSOURI...BASICALLY SOUTH OF A PITTSFIELD ILLINOIS TO HERMANN MISSOURI LINE. A COLD FRONT EXTENDING FROM NORTHEAST THROUGH CENTRAL MISSOURI WILL PUSH SLOWLY SOUTHEAST THIS AFTERNOON...TRIGGERING SCATTERED THUNDERSTORMS AS IT PUSHES INTO VERY MOIST AND UNSTABLE AIR. A FEW OF THE STORMS MAY BECOME SEVERE...WITH THE MAIN THREAT FROM DAMAGING WINDS. LOCALLY HEAVY RAIN WILL ALSO ACCOMPANY SOME OF THE STORMS. SKYWARN ACTIVATION MAY BE REQUIRED OVER PORTIONS OF THE COUNTY WARNING AREA THIS AFTERNOON AND OR EARLY THIS EVENING. AREA EMERGENCY MANAGERS SHOULD KEEP TUNED FOR LATER UPDATES CONCERNING THE SEVERE WEATHER POTENTIAL. GLASS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 3:54 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 36 min |
| Jul 14, 4:01 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 44 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1997Every severe thunderstorm warning in 1997
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.