Alert archive / Illinois / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 16, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 20, 1995, 3:30 PM CDT for Gallatin County, Illinois. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Apr 20, 1995, 3:30 PM CDT (20:30 UTC)
- Expired
- Apr 20, 1995, 4:00 PM CDT
- In force
- 30 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Gallatin County, IL
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 8.5 hours before the alert went out and 232 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
- 2 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 792 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 188 m²/s²
- 0-3 km storm-relative helicity
- 107 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 KEVV 202030 SVREVV ILC059-202100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EVANSVILLE IN 330 PM CDT THU APR 20 1995 THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST ILLINOIS ...GALLATIN COUNTY AT 328 PM CDT...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 40 MILES SOUTHWEST OF EVANSVILLE AND OVER JUNCTION ILLINOIS. THIS SEVERE THUNDERSTORM WAS MOVING NORTHEAST AT 45 MILES AN HOUR. PERSONS IN THE VICINITY OF THIS THUNDERSTORM SHOULD SEEK SHELTER IMMEDIATELY. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. ZIMMER
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, Apr 20, 2:51 PM CDT, 39 minutes before
INZ001>092-202100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 250 PM EST THU APR 20 1994 IN INDIANA A TORNADO WATCH IS IN EFFECT UNTIL 9 PM EST AND INCLUDES THAT PART OF INDIANA SOUTH OF A LINE FROM 10 MILES NORTH OF TERRE HAUTE TO 35 MILES NORTHEAST OF COLUMBUS...AND WEST OF A LINE FROM 35 MILES NORTHEAST OF COLUMBUS TO 10 MILES EAST OF MADISON. SOME CITIES INCLUDED ARE TERRE HAUTE...BLOOMINGTON...COLUMBUS... BEDFORD...SEYMOUR...VINCENNES...MADISON...JASPER AND EVANSVILLE. REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ZIMMERMAN
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 4:09 PM CDT | Severe Thunderstorm Warning | IND | Gallatin | 31 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1995Every severe thunderstorm warning in 1995
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.