Alert archive / Illinois / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 122, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 19, 1996, 5:13 PM CDT for Lawrence County, Illinois. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 19, 1996, 5:13 PM CDT (22:13 UTC)
- Expired
- Jul 19, 1996, 5:45 PM CDT
- In force
- 32 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Lawrence County, IL
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.2 hours before the alert went out and 176 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
- 2521 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 736 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
NWS Lincoln, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 19, 2:09 PM CDT, 3 hours 4 minutes earlier.
Area forecast discussion, Jul 19, 2:09 PM CDT, 3 hours 4 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LINCOLN IL 207 PM CDT FRI JUL 19 1996 SFC ANAL AND SAT SHOWS COOL FRONT FROM JUST SOUTH UIN TO JUST SOUTH OF SPI TO HUF. JUICY DWPTS POOLING ALONG THE FRONT AND SFC MOIST CONVG HAS LEAD TO SOME TSRA POPPING UP ALONG INTERSTATE 72. ADDED FORCING FROM THE FRONT HAS HELPED BREAK THE CAP. DWPTS FALLING OFF BEHIND THE FRONT WITH PIA DWPT DROPPING TO 70. EXPECT FRONT TO CONT TO MAKE SWRD PROGRESSION AS GOOD PRESS RISES NOTED ACROSS NRN IL AND WI. SC FIELD IN COOLER AIR CONTS TO MAKE SLOW SWRD PROGRESSION ACROSS NRN HLF OF IL. MODELS IN GOOD AGREEMENT IN SAGGING FRONT WAY SOUTH WITH COOLER AIR SETTLING IN FOR ANOTHER VISIT AS SFC RIDGE MOVES ACROSS THE GRT LKS RGN. PROBLEM TONGHT IS CLOUDS AND HOW FAR TEMPS WILL FALL. TIME X-SECS KEEP LOW LVL MOISTURE HIGH SO FEEL THAT SC WILL STAY AROUND OVERNIGHT. LOW CLOUDS WILL HELP KEEP LOW TEMPS IN CHCK WITH GOING ZONES HANDLING THIS WELL. PIA 6X5/81 00 SPI 66/84 40 DEC 66/84 20 CMI 64/81 00 SEIL 67/85 60 KETCHAM
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 4:51 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Jasper, Richland | 54 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; the sounding from the Mesonet's radiosonde archive.