Alert archive / Indiana / Tornado Warnings in 2008
Tornado Warning 28, NWS Indianapolis, IN
NWS Indianapolis, IN issued this tornado warning at Sep 12, 2008, 6:57 PM EDT for Knox County, Indiana. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 12, 2008, 6:57 PM EDT (22:57 UTC)
- Expired
- Sep 12, 2008, 7:31 PM EDT
- In force
- 34 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
County Knox County, IN
The radar
The Evansville,IN radar (KVWX), 60 km from the middle of the area, began a volume at 23:08 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.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.0 hours before the alert went out and 185 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
- 124 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 567 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KIND 122257 TORIND INC083-122345- /O.NEW.KIND.TO.W.0028.080912T2257Z-080912T2345Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 657 PM EDT FRI SEP 12 2008 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * TORNADO WARNING FOR... CENTRAL KNOX COUNTY IN SOUTHWEST INDIANA... * UNTIL 745 PM EDT * AT 655 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTHWEST OF BRUCEVILLE...OR NEAR VINCENNES...MOVING EAST AT 31 MPH. * THE TORNADO WILL BE NEAR... BRUCEVILLE BY 705 PM EDT... BICKNELL BY 715 PM EDT... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3876 8751 3887 8727 3867 8733 3868 8753 TIME...MOT...LOC 2257Z 251DEG 27KT 3871 8748 $$
2 follow-up statements
000 WWUS53 KIND 122313 SVSIND SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 713 PM EDT FRI SEP 12 2008 INC083-122345- /O.CON.KIND.TO.W.0028.000000T0000Z-080912T2345Z/ KNOX- 713 PM EDT FRI SEP 12 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR CENTRAL KNOX COUNTY... AT 708 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR BRUCEVILLE...OR 6 MILES NORTHEAST OF VINCENNES...MOVING EAST AT 27 MPH. THE TORNADO WILL BE NEAR... BICKNELL BY 720 PM EDT... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3876 8751 3887 8727 3867 8733 3868 8753 TIME...MOT...LOC 2313Z 253DEG 23KT 3874 8737 $$
000 WWUS53 KIND 122331 SVSIND SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 731 PM EDT FRI SEP 12 2008 INC083-122342- /O.CAN.KIND.TO.W.0028.000000T0000Z-080912T2345Z/ KNOX- 732 PM EDT FRI SEP 12 2008 ...THE TORNADO WARNING FOR CENTRAL KNOX COUNTY IS CANCELLED... LAT...LON 3876 8751 3887 8727 3867 8733 3868 8753 TIME...MOT...LOC 2332Z 253DEG 23KT 3878 8722 $$
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 12, 9:48 AM EDT | Areal Flood Warning | IND | Daviess | 2 hr |
| Sep 12, 6:52 PM EDT | Severe Thunderstorm Warning | IND | Greene, Lawrence, Martin, Monroe | 38 min |
| Sep 12, 6:54 PM EDT | Severe Thunderstorm Warning | IND | Knox | 51 min |
| Sep 12, 7:06 PM EDT | Tornado Warning | IND | Greene, Lawrence, Monroe | 39 min |
| Sep 12, 7:42 PM EDT | Severe Thunderstorm Warning | IND | Jackson, Lawrence, Monroe | 48 min |
Nearby
Tornado Warnings in Indiana, 2008Every tornado warning in 2008Tornadoes in 2008
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; radar from the NEXRAD Level II archive.