Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 391, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Aug 2, 1998, 10:25 PM CDT for Benton County, Arkansas. It was in force for 35 min. 1 report 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
- Aug 2, 1998, 10:25 PM CDT (03:25 UTC)
- Expired
- Aug 2, 1998, 11:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Benton County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 2, 10:54 PM CDT | Thunderstorm Wind | Pea Ridge, AR | Several trees and power lines were blown down in Pea Ridge. |
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
Springfield, MO (KSGF), launched 00:00Z, 3.4 hours before the alert went out and 74 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
- 130 J/kg
- Mixed-layer CIN
- -210 J/kg
- Mixed-layer LCL
- 1911 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 030325 RRA SVRTUL ARC007-030400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1025 PM CDT SUN AUG 2 1998 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN BENTON COUNTY IN NORTHWESTERN ARKANSAS * UNTIL 1100 PM CDT * AT 1025 PM...RADAR DETECTED A SEVERE THUNDERSTORM NEAR BENTONVILLE TO 5 MILES WEST OF PEA RIDGE...MOVING EAST AT 15 MPH. * SOME LOCATIONS AFFECTED INCLUDE... PEA RIDGE BENTONVILLE HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
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 Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 2, 9:23 PM CDT, 1 hour 2 minutes earlier.
Area forecast discussion, Aug 2, 9:23 PM CDT, 1 hour 2 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 923 PM CDT SUN AUG 2 1998 BAND OF MID/HI LEVEL MOISTURE EXTENDS FROM NRN MO ACRS SE KS INTO NE OK TO TX PH. MOISTURE MAY BE SUBTROPICAL AS IT EXTENDS WELL BACK INTO CONVECTION IN SE AZ. LLVL AIRMASS IS FAIRLY DRY SO DON'T EXPECT ANY SIG DEVELOPMENT OVERNIGHT...BUT SUBTROP MID LVL MOISTURE MAY BE UNSETTLED ENOUGH ALONG WITH LEFT OVER OUTFLOW BOUNDARIES TO KEEP CHC FOR PCP IN NRN ZNS OVERNIGHT. CONVECTION NEAR MO BORDER IS BEING SLOW TO GO AWAY AND HAS BEEN INCREASING SOME THE LAST FEW MINUTES. ISOLD SHOWERS ALSO POPPING UP IN OSAGE COUNTY. UPDATED ZNS WITH CHC/SLGT CHC POPS IN NRN ZNS AND LEFT SRN AREASR DRY. REWORDED WINDS SOME OVERNIGHT WITH NO OTHER CHANGES. /13 .TUL... OK...NONE. AR...NONE.
In the hours before
Local storm report, Aug 2, 6:02 PM CDT, 4 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
602 PM CDT SUN AUG 02 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0524 PM HUNTINGTON AR WIND DAMAGE
08/02/98 SEBASTIAN SHERIFFS OFFICE REPORTED
TREES BLOWN DOWNThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 11:17 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll | 43 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 1998Every severe thunderstorm warning in 1998
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.