Alert archive / Missouri / Tornado Warnings in 2001
Tornado Warning 3, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 10, 2001, 6:56 PM CDT for Callaway County, Missouri. It was in force for 64 min. 5 reports came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Apr 10, 2001, 6:56 PM CDT (23:56 UTC)
- Expired
- Apr 10, 2001, 8:00 PM CDT
- In force
- 64 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Callaway County, MO
The radar
The St Louis radar (KLSX), 114 km from the middle of the area, began a volume at 23:57 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 |
|---|---|---|---|
| Apr 10, 7:13 PM CDT | Hail 1 | Fulton, MO | |
| Apr 10, 7:15 PM CDT | Hail 1.75 | Fulton, MO | |
| Apr 10, 7:20 PM CDT | Tornado F1 | Fulton, MO | |
| Apr 10, 7:22 PM CDT | Thunderstorm Wind 55 E | Fulton Arpt, MO | |
| Apr 10, 7:30 PM CDT | Hail 1.75 | Williamsburg, MO | Hail up to golf ball size was reported in the Williamsburg area. It was reported that the ground was completely covered by the hail. |
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 |
|---|---|---|---|
| Apr 10, 5:00 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.9 hours before the alert went out and 270 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
- 1257 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 742 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 223 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KLSX 102358
TORSTL
MOC027-110100-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
656 PM CDT TUE APR 10 2001
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
CALLAWAY COUNTY IN CENTRAL MISSOURI
* UNTIL 800 PM CDT
* AT 656 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A THUNDERSTORM WITH STRONG ROTATION 11 MILES NORTHWEST OF
GUTHRIE...MOVING EAST AT 45 MPH. A TORNADO MAY OCCUR AT ANY TIME.
SEEK SHELTER IMMEDIATELY
* LOCATIONS IN THE PATH...
CARRINGTON
FULTON
KINGDOM CITY
REFORM
STEEDMAN
WILLIAMSBURG
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 3904 9210 3892 9215 3863 9222 3863 9202
3872 9166 3905 9165
GKSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 8:26 PM CDT | Severe Thunderstorm Warning | LSX | Callaway | 49 min |
| Apr 9, 8:35 PM CDT | Severe Thunderstorm Warning | LSX | Cole, Osage | 40 min |
| Apr 9, 8:44 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 46 min |
| Apr 9, 8:56 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 49 min |
| Apr 9, 8:59 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade | 46 min |
| Apr 9, 9:19 PM CDT | Severe Thunderstorm Warning | LSX | Warren | 41 min |
| Apr 9, 9:29 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 46 min |
| Apr 9, 9:34 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 26 min |
| Apr 9, 9:35 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 40 min |
| Apr 9, 9:43 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 47 min |
| Apr 9, 10:06 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 39 min |
| Apr 9, 10:18 PM CDT | Tornado Warning | LSX | Washington | 42 min |
| Apr 9, 10:46 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 44 min |
| Apr 10, 1:18 AM CDT | Severe Thunderstorm Warning | LSX | Boone | 42 min |
| Apr 10, 1:55 AM CDT | Severe Thunderstorm Warning | LSX | Audrain | 50 min |
| Apr 10, 2:29 AM CDT | Severe Thunderstorm Warning | LSX | Pike | 46 min |
| Apr 10, 4:24 AM CDT | Severe Thunderstorm Warning | LSX | Pike | 36 min |
| Apr 10, 6:26 PM CDT | Tornado Warning | LSX | Boone, Moniteau | 64 min |
Nearby
Tornado Warnings in Missouri, 2001Every tornado warning in 2001Tornadoes in 2001
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.