Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 155, NWS Shreveport, LA

April 23, 2000Sevier County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Apr 23, 2000, 3:40 PM CDT for Sevier County, Arkansas. It was in force for 65 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: Apr 23, 2000, 3:40 PM CDT (20:40 UTC)
Expired: Apr 23, 2000, 4:45 PM CDT
In force: 65 min
Issued by: NWS Shreveport, LA
Area: Whole counties

County Sevier County, AR

What was reported inside it

Time	Report	Where	Remark
Apr 23, 3:58 PM CDT	Hail 0.88	De Queen, AR

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 23, 1:00 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 8.7 hours before the alert went out and 175 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 721 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 271 m²/s²
0-3 km storm-relative helicity: 416 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

423 
WUUS54 KSHV 232042
SVRSHV
ARC133-232145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
340 PM CDT SUN APR 23 2000

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SEVIER COUNTY IN ARKANSAS
                                                     

* UNTIL 445 PM CDT

* AT 340 PM CDT...THE SHREVEPORT NATIONAL WEATHER SERVICE DOPPLER
  RADAR INDICATED A SEVERE THUNDERSTORM 9 MILES WEST OF DE QUEEN...
  MOVING EAST AT 30 MPH.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING.

THIS THUNDERSTORM WILL PRODUCE LARGE HAIL AND STRONG DAMAGING WINDS.
DO NOT REMAIN OUTSIDE...THIS IS A DANGEROUS WEATHER SITUATION.

REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE
THUNDERSTORM WARNING FOR...
  CENTRAL SEVIER COUNTY IN ARKANSAS
  EXTREME EAST CENTRAL MCCURTAIN COUNTY IN OKLAHOMA
UNTIL 445 PM CDT.

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 Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 23, 3:07 PM CDT, 33 minutes earlier.

Area forecast discussion, Apr 23, 3:07 PM CDT, 33 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
307 PM CDT SUN APR 23 2000

MAIN EVENT UNDERWAY AS DRY LINE PROGRESSES ACROSS NORTHEAST TX AND
SOUTHEAST OK. THIS SYSTEM APPEARS THAT IT WILL MAKE A STEADY PUSH
ACROSS THE AREA TONIGHT WITH LITTLE IN THE WAY OF PRECIP MONDAY
EXCEPT MAYBE EARLY SHOWERS EAST AND MAYBE FA TOMORROW. RATHER THAN
PONTIFICATING I WILL FINISH UP PRODUCTS AND FOCUS ON SVR WX.

BRIEFLY...NW FLOW WITH A SLUG OF MOISTURE PROGGED TO MOVE SOUTHEASTWARD
INTO NE TX TUESDAY SO WILL GO WITH 20 PERCENT CHANCES THERE. PARTLY
CLOUDIES WILL PERSIST THROUGH EXTENDED WITH WARM TEMPS ASSOCIATED
WITH UPPER RIDGE.

PRELIM FIRST GUESSES...

SHV 59/78/55/82/58 5100
MLU 61/77/55/78/56 7200
TXK 59/75/53/79/53 5101
TYR 57/79/54/81/57 3002
LFK 60/83/55/83/60 4101

.SHV...TORNADO WATCH TIL 7 PM FOR NE TX..SE OK..SW AR.

In the hours before

Local storm report, Apr 23, 10:45 AM CDT, 4 hours 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1045 AM CDT SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0820 AM    1 W LUFKIN                TX   .75 INCH HAIL
04/23/00   ANGELINA                       DIME SIZED HAIL FELL AT INTERSECTION
                                          OF LOOP 287 AND SH 3150
                                          REPORT FROM LAW ENFORCEMENT

0900 AM    18 SE CENTER              TX   .75 INCH HAIL
04/23/00   SHELBY                         DIME SIZED HAIL FELL ALONG SH 87 S
                                          IN THE PATROON COMMUNITY
                                          REPORT FROM HAM RADIO OPERATOR

0915 AM    10 SW ZWOLLE              LA   .75 INCH HAIL
04/23/00   SABINE                         DIME SIZED HAIL FELL ALONG SH 1215
                                          REPORT FROM HAM RADIO OPERATOR

0920 AM    ZWOLLE                    LA   .75 INCH HAIL
04/23/00   SABINE                         REPORT FROM CIVIL AIR PATROL
                                          VIA NWS LAKE CHARLES

0955 AM    1 E FLORA                 LA   .88 INCH HAIL
04/23/00   NATCHITOCHES                   NICKEL SIZED HAIL FELL FOR 5 MINUTES
                                          AND COVERED THE GROUND
                                          REPORT FROM COOPERATIVE OBSERVER

1000 AM    4 S NATCHITOCHES          LA   .88 INCH HAIL
04/23/00   NATCHITOCHES                   NICKEL SIZED HAIL FELL ALONG I-49
                                          REPORT FROM LAW ENFORCEMENT

1005 AM    MONTGOMERY                LA   1.75 INCH HAIL
04/23/00   GRANT                          REPORT FROM LAW ENFORCEMENT

1030 AM    POLLOCK                   LA   .75 INCH HAIL
04/23/00   GRANT                          REPORT FROM LAW ENFORCEMENT

15

Local storm report, Apr 23, 10:55 AM CDT, 4 hours 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1055 AM CDT SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0855 AM    1 E SAN AUGUSTINE         TX   .75 INCH HAIL
04/23/00   SAN AUGUSTINE                  DIME SIZED HAIL FELL ALONG SH 21
                                          REPORT FROM LAW ENFORCEMENT

15

Local storm report, Apr 23, 11:40 AM CDT, 4 hours before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1140 AM CDT SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

1040 AM    4 SE TULLOS               LA   1.75 INCH HAIL
04/23/00   LA SALLE                       GOLF BALL SIZED HAIL FELL
                                          ALONG SH 84
                                          REPORT FROM LAW ENFORCEMENT

15

Local storm report, Apr 23, 2:43 PM CDT, 57 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
242 PM CST SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0225 PM    WRIGHT CITY               OK   .75 INCH HAIL
04/23/00   MCCURTAIN                      HAIL THE SIZE OF DIMES
                                          REPORT FROM LAW
                                          ENFORCEMENT

0228 PM    1 N WRIGHT CITY           OK   1 INCH HAIL
04/23/00   MCCURTAIN                      HAIL THE SIZE OF QUARTERS
                                          REPORT FROM LAW
                                          ENFORCEMENT

10

Local storm report, Apr 23, 2:50 PM CDT, 50 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
250 PM CDT SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0244 PM    1 S WRIGHT CITY           OK   1.75 INCH HAIL
04/23/00   MCCURTAIN                      REPORT FROM LAW ENFORCEMENT

15

Local storm report, Apr 23, 3:20 PM CDT, 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
320 PM CDT SUN APR 23 2000

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0258 PM    BROKEN BOW                OK   TORNADO
04/23/00   MCCURTAIN                      POSSIBLE TORNADO ON THE
                                          NORTHWEST SIDE OF BROKEN BOW
                                          REPORT FROM THE FIRE DEPARTMENT

15

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 3:55 PM CDT	Tornado Warning	SHV	Sevier	65 min
Apr 23, 4:27 PM CDT	Tornado Warning	SHV	Little River, Sevier	63 min
Apr 23, 4:46 PM CDT	Severe Thunderstorm Warning	SHV	Howard	59 min
Apr 23, 4:58 PM CDT	Tornado Warning	SHV	Howard	62 min
Apr 23, 5:05 PM CDT	Severe Thunderstorm Warning	SHV	Miller	25 min
Apr 23, 5:21 PM CDT	Tornado Warning	SHV	Lafayette	54 min
Apr 23, 6:03 PM CDT	Severe Thunderstorm Warning	SHV	Columbia	57 min
Apr 23, 6:11 PM CDT	Severe Thunderstorm Warning	SHV	Miller	34 min
Apr 23, 6:43 PM CDT	Severe Thunderstorm Warning	SHV	Lafayette	47 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2000 Every severe thunderstorm warning in 2000

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.