Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 177, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at May 17, 2002, 1:36 AM CDT for Newton County, Arkansas. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 17, 2002, 1:36 AM CDT (06:36 UTC)
- Expired
- May 17, 2002, 2:05 AM CDT
- In force
- 29 min
- Issued by
- NWS Little Rock, AR
- Area
- Counties, with a storm outline in the text
County Newton County, AR
The radar
The Western Arkansas radar (KSRX), 125 km from the middle of the area, began a volume at 06:38 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
Springfield, MO (KSGF), launched 00:00Z, 6.6 hours before the alert went out and 121 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
- 1170 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 166 m²/s²
- 0-3 km storm-relative helicity
- 235 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 9.0
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.
NWS Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at May 16, 9:10 PM CDT, 4 hours 26 minutes earlier.
Area forecast discussion, May 16, 9:10 PM CDT, 4 hours 26 minutes before
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</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 11:11 PM CDT | Severe Thunderstorm Warning | LZK | Polk | 34 min |
| May 17, 5:58 AM CDT | Flash Flood Warning | LZK | Izard, Sharp | 3 hr |
| May 17, 6:02 AM CDT | Severe Thunderstorm Warning | LZK | Logan, Polk, Scott | 63 min |
| May 17, 7:01 AM CDT | Severe Thunderstorm Warning | LZK | Montgomery, Yell | 59 min |
| May 17, 7:45 AM CDT | Severe Thunderstorm Warning | LZK | Garland, Perry | 45 min |
| May 17, 8:02 AM CDT | Severe Thunderstorm Warning | LZK | Saline | 43 min |
| May 17, 8:47 AM CDT | Flash Flood Warning | LZK | Cleburne, White | 2 hr |
| May 17, 9:19 AM CDT | Severe Thunderstorm Warning | LZK | Jefferson, Lonoke | 31 min |
| May 17, 9:37 AM CDT | Severe Thunderstorm Warning | LZK | Prairie, White | 38 min |
| May 17, 10:32 AM CDT | Severe Thunderstorm Warning | LZK | Cleveland, Dallas | 43 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2002Every severe thunderstorm warning in 2002
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.