Alert archive / Missouri / Tornado Warnings in 2001
Tornado Warning 9, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at May 4, 2001, 6:14 PM CDT for Andrew County, Missouri. It was in force for 61 min. 1 report 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
- May 4, 2001, 6:14 PM CDT (23:14 UTC)
- Expired
- May 4, 2001, 7:15 PM CDT
- In force
- 61 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Andrew County, MO
The radar
The Pleasant Hill radar (KEAX), 144 km from the middle of the area, began a volume at 23:16 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 |
|---|---|---|---|
| May 4, 6:16 PM CDT | Tornado F0 | Amazonia, MO | Brief tornado touchdown observed by a trained spotter. |
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 nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 11.2 hours before the alert went out and 126 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
- 147 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 792 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KEAX 042314 TORMCI MOC003-050015- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 614 PM CDT FRI MAY 4 2001 THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A * TORNADO WARNING FOR... WESTERN ANDREW COUNTY IN NORTHWEST MISSOURI * UNTIL 715 PM CDT * AT 614 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING TORNADO 3 MILES WEST OF AMAZONIA...OR 10 MILES NORTHWEST OF ST JOSEPH...MOVING NORTH AT 15 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... FILLMORE AT 645 PM CDT ROSENDALE AT 655 PM CDT BOLCKOW AT 715 PM CDT WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY NOT BE OCCURRING WHEN THE WARNING IS ISSUED...BUT ONE IS EXPECTED TO DEVELOP. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT DRIVE INTO THIS STORM AND DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS LAT...LON 3993 9500 3984 9487 4013 9479 4014 9504 19
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 6:48 PM CDT | Severe Thunderstorm Warning | EAX | Chariton | 57 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.