Alert archive / Arkansas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 391, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Sep 23, 2001, 4:18 PM CDT for Fulton County, Izard County, Arkansas. It was in force for 42 min. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 23, 2001, 4:18 PM CDT (21:18 UTC)
- Expired
- Sep 23, 2001, 5:00 PM CDT
- In force
- 42 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Fulton County, AR, Izard County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 23, 4:21 PM CDT | Hail 0.75 | Oxford, AR | |
| Sep 23, 4:30 PM CDT | Thunderstorm Wind 50 E | Union, AR | Thunderstorm winds downed several trees. |
| Sep 23, 4:30 PM CDT | Hail 1 | Oxford, AR | |
| Sep 23, 4:40 PM CDT | Thunderstorm Wind 50 E | Violet Hill, AR | Thunderstorm winds blew down a large road sign. |
| Sep 23, 4:55 PM CDT | Thunderstorm Wind 50 E | Horseshoe Bend Arpt, AR | Several trees were blown down. |
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 |
|---|---|---|---|
| Sep 23, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 9.3 hours before the alert went out and 188 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
- 786 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1114 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 3:30 PM CDT | Severe Thunderstorm Warning | LZK | Baxter | 45 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2001Every severe thunderstorm warning 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.