Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 71, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Apr 22, 1990, 5:18 PM CDT for Hempstead County, Arkansas. It was in force for 87 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 22, 1990, 5:18 PM CDT (22:18 UTC)
- Expired
- Apr 22, 1990, 6:45 PM CDT
- In force
- 87 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Hempstead County, AR
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 22, 5:30 PM CDT | Hail 0.75 | Hempstead, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 12:00Z, 10.3 hours before the alert went out and 177 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
- 255 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 978 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 222218 SVRSHV ARC057-222345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 518 PM CDT SUN APR 22 1990 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS.. IN SOUTHWEST ARKANSAS ...HEMPSTEAD COUNTY AT 515 WEATHER SERVICE RADAR IN SHREVEPORT INDICATED A SEVERE THUNDERSTORM ABOUT 6 MILES NORTHWEST OF HOPE ARKANSAS MOVING SOUTHEAST AT 5 MPH. DUE TO THE SLOW MOVEMENT VERY HEAVY RAINFALL AMOUNTS WILL OCCUR. THIS LOCATION IS ALONG HIGHWAY 4. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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.
In the hours before
Special weather statement, Apr 22, 12:29 PM CDT, 4 hours 49 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006- 222030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 1225 PM CDT SUN APR 22 1990 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF EXTREME NORTHEAST LOUISIANA. AT 1223 PM THE SHREVEPORT WEATHER RADAR SHOWED AN AREA OF SHOWERS AND STRONG THUNDERSTORMS OVER SOUTHEAST ARKANSAS FROM NEAR FORDYCE AND EAST OF EL DORADO TO EAST OF HAMBURG. MOVEMENT WAS TO THE SOUTHEAST NEAR 20 MPH. STRONG THUNDERSTORMS WILL BE MOVING INTO PORTIONS OF NORTHEAST LOUISIANA THIS AFTERNOON. SOME OF THE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY RAINFALL...FREQUENT LIGHTNING...STRONG WINDS AND POSSIBLE HAIpL. PERSONS IN OR CLOSE TO THE SEVERE THUNDERSTORM WATCH AREA SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS OR WARNINGS.
Special weather statement, Apr 22, 2:25 PM CDT, 2 hours 53 minutes before
ARZ010-011-016-LAZ001-002-003-004-005-006-222130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 225 PM CDT SUN APR 22 1990 SEVERE THUNDERSTORM WARNING ISSUED EARLIER THIS AFTERNOON FOR EAST CARROLL AND WEST CARROLL PARISHES IN NORTHEAST LOUISIANA EXPIRED AT 215 PM CDT. SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST LOUISIANA. AT 215 PM CDT THE SHREVEPORT WEATHER RADAR SHOWED A BAND OF STRONG THUNDERSTORMS FROM NEAR HOT SPRINGS ARKANSAS TO NEAR EL DORADO TO NEAR MONROE AND RAYVILLE LOUISIANA. MOVEMENT WAS TO THE SOUTHEAST NEAR 20 MPH. ISOLATED SHOWERS WERE ALSO INDICATED OVER SOUTHWEST ARKANSAS FROM ABOUT 15 MILES NORTH OF TEXARKANA TO NEAR DEQUEEN. SHOWERS AND STRONG THUNDERSTORMS WILL CONTINUE TO AFFECT PORTIONS OF SOUTHERN ARKANSAS AND NORTHEAST LOUISIANA FOR THE REMAINDER OF THIS AFTERNOON. WEST CARROLL SHERIFFS OFFICE REPORTS POWER OUTAGES IN OAK GROVE LOUISIANA. PERSONS IN OR CLOSE TO THE SEVERE THUNDERSTORM WATCH AREA SHOULD BE ON THE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND WARNINGS.
Local storm report, Apr 22, 2:52 PM CDT, 2 hours 26 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
250 PM CDT SUN APR 22 1990
REPORTS FOR APRIL 22 1990
CNTY/PARISH ST TIME CDT EVENT
WEST CARROLL LA 130 PM HIGH WINDS...HEAVY RAIN AT OAK GROVE.
POWER OUTAGES...NO DAMAGE REPORTED.
EAST CARROLL LA 145 PM HEAVY RAIN...HIGH WINDS...PEA SIZE
HAIL IN LAKE PROVIDENCE LA. CO-OP
OBSERVER REPORTS 1.35 INCHES RAINFALL.Special weather statement, Apr 22, 3:51 PM CDT, 1 hour 27 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-222200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 350 PM CDT SUN APR 22 1990 ...SEVERE THUNDERSTORM WATCH ISSUED FOR PORTIONS OF SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA WILL EXPIRE AT 4 PM... AT 345 PM WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A 30 MILE WIDE BAND OF THUNDERSTORMS EXTENDING FROM 30 MILES SOUTHWEST OF HOT SPRINGS TO READER ARKANSAS. ALSO ISOLATED SHOWERS AND THUNDERSTORMS WERE LOCATED OVER SOUTHEAST ARKANSAS INTO NORTHEAST LOUISIANA AND INTO WEST CENTRAL MISSISSIPPI. THE STORMS WERE MOVING SOUHTEAST AT ABOUT 20 MPH. OVER THE PAST HOUR THE THUNDERSTORMS HAVE BEEN DECREASING IN AREAL COVERAGE AND IN INTENSITY...HOWEVER STRONG THUNDERSTORMS WERE LOCATED IN ARKANSAS FROM NEAR PIKE TO NEAR ANTOINE AND ALSO NEAR DELHI LOUISIANA. HEAVY RAIN.. GUSTY WINDS AND DANGEROUS LIGHTNING CAN BE EXPECTED NEAR THESE STORMS. SCA.TTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING OVER SOUTH ARKANSAS AND NORTHEAST LOUISIANA BEFORE DISSIPATING AFTER SUNSET.
Special weather statement, Apr 22, 4:58 PM CDT, 20 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-222345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 500 PM CDT SUN APR 22 1990 ...THE SEVERE THUNDERSTORM WATCH THAT HAD BEEN ISSUED FOR PARTS OF SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA EXPIRED AT 400 PM CDT... AT 450 PM CDUT WEATHER SERVICE RADAR IN SHREVEPORT SHOWED SCATTERED SHOWERS AND THUNDERSTORMS OVER SOUTHWEST ARKANSAS NEAR ANTOINE..HiOPE.. PRESCOTT..AND FULTON. THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH AND WILL MOST LIKELY PRODUCE GUSTY WINDS..DANGEROUS LIGHTNING..AND BRIEF BUT HEAVY RAINFALL.
Nearby
Severe Thunderstorm Warnings in Arkansas, 1990Every severe thunderstorm warning in 1990
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.