Alert archive / Arkansas / Tornado Warnings in 1999

Tornado Warning 1, NWS Memphis, TN

January 17, 1999Craighead County, Poinsett County, Arkansas

NWS Memphis, TN issued this tornado warning at Jan 17, 1999, 3:37 PM CST for Craighead County, Poinsett County, Arkansas. It was in force for 48 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
Jan 17, 1999, 3:37 PM CST (21:37 UTC)
Expired
Jan 17, 1999, 4:25 PM CST
In force
48 min
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Craighead County, AR, Poinsett County, AR

What was reported inside it

TimeReportWhereRemark
Jan 17, 3:45 PM CSTTornado F0Risher, ARThe tornado started near Risher and tracked northeast across mainly rural areas. Some trees and power lines 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.

IssuedProductOfficeLasted
Jan 17, 2:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 9.6 hours before the alert went out and 116 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-pSkew-T log-p diagram, Little Rock, AR at 12:00Z on 1999-01-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 1999-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 331 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
23 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
502 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
331 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

999 
WFUS1 KMEM 172136 RRA
TORMEM
ARC031-111-172225-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
337 PM CST SUN JAN 17 1999


THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  CRAIGHEAD COUNTY IN NORTHEASTERN ARKANSAS
  NORTHWESTERN POINSETT COUNTY IN NORTHEASTERN ARKANSAS

* UNTIL 425 PM CST

* AT 333 PM CST... DOPPLER RADAR INDICATED AND SPOTTERS REPORTED A
  TORNADO NEAR GRUBBS...OR 8 MILES SOUTHWEST OF   CASH... MOVING
  NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  CASH  BY 345 PM CST
  BONO  BY 400 PM CST
  JONESBORO BY 400 PM CST
  BROOKLAND BY 415 PM CST

.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. REMAIN CALM BUT BE ALERT TO RAPIDLY
CHANGING WEATHER CONDITIONS.



&

What forecasters said that day

The local office's own words before this tornado 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, Jan 17, 9:45 AM CST, 5 hours 52 minutes before
ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>021-048>054-088>092-180200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
945 AM CST SUN JAN 17 1999

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER
SERVICE FORECAST OFFICE IN MEMPHIS TENNESSEE..INCLUDING WEST
TENNESSEE..NORTH MISSISSIPPI..EAST ARKANSAS AND THE MISSOURI
BOOTHEEL.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EARLY THIS EVENING ACROSS PORTIONS OF EASTERN ARKANSAS..WEST
TENNESSEE..AND ALL OF NORTH MISSISSIPPI. THE AREA OF GREATEST
CONCERN IS ALONG AND SOUTH OF A LINE FROM NEAR JONESBORO ARKANSAS
EAST TO DYERSBURG TENNESSEE AND ON EAST PASSED MCKENZIE TENNESSEE.

THIS MORNING..LOW PRESSURE WAS STRENGTHENING OVER SOUTHWEST KANSAS.
A COLD FRONT DRAPED SOUTH FROM THE LOW WELL INTO TEXAS. THE LOW
CENTER WILL MOVE NORTHEAST TO NEAR CHICAGO BY MIDNIGHT TONIGHT. THE
ASSOCIATED COLD FRONT WILL MOVE INTO WEST TENNESSEE AND NORTH
MISSISSIPPI EARLY THIS EVENING..AND STRETCH ACROSS MIDDLE TENNESSEE
INTO CENTRAL MISSISSIPPI BY MIDNIGHT. AIR OVER THE MIDSOUTH WILL
OBTAIN SEVERE WEATHER POTENTIAL BEFORE THE FRONT ARRIVES.

THE ATMOSPHERE IS BECOMING SOAKED WITH MOISTURE FROM THE SURFACE TO
HIGH LEVELS WHILE SOUTHERLY WINDS RAISE TEMPERATURES. COUPLED WITH
THIS IS A VERY UNSTABLE LAYER OF AIR AT MID LEVELS AND DRASTICALLY
DIFFERENT WIND SPEEDS FROM THE SURFACE UPWARD. ALL OF THESE FEATURES
ARE THE RIGHT INGREDIENTS FOR SUPERCELL DEVELOPMENT. ISOLATED
TORNADOES ARE POSSIBLE ALONG WITH DAMAGING STRAIGHT LINE WINDS AND
HAIL.

STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD BE
PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EARLY THIS
EVENING. MONITOR NOAA WEATHER RADIO..COMMERCIAL RADIO..TV AND CABLE
TELEVISION OUTLETS FOR THE LATEST FORECASTS AND INFORMATION.
Special weather statement, Jan 17, 2:00 PM CST, 1 hour 37 minutes before
ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>021-048>054-088>092-180300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
200 PM CST SUN JAN 17 1999

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER
SERVICE FORECAST OFFICE IN MEMPHIS TENNESSEE..INCLUDING NORTHEAST
ARKANSAS..THE MISSOURI BOOTHEEL..WEST TENNESSEE..AND NORTHERN
MISSISSIPPI.

RISK OF SEVERE THUNDERSTORMS HAVE INCREASED IN THE MIDSOUTH. MODERATE
RISK OF SEVERE WEATHER IS NOW CENTERED OVER MEMPHIS TENNESSEE..WITH
THIS RISK EXTENDING OUT AROUND 75 MILES. A SLIGHT RISK OF SEVERE
THUNDERSTORMS EXITS FOR THE REST OF THE MIDSOUTH.

AN AREA OF STORMS IS DEVELOPING FROM NORTH CENTRAL TO SOUTH CENTRAL
ARKANSAS. THESE STORMS WILL INTENSIFY AS THEY MOVE EAST THIS
AFTERNOON AND EVENING. VERY STRONG SOUTHWESTERLY WINDS ARE FILLING
THE ATMOSPHERE WITH INCREASINGLY MOIST UNSTABLE AIR. ISOLATED
TORNADOES ARE POSSIBLE ALONG WITH DAMAGING STRAIGHT LINE WINDS
AND LARGE HAIL UNTIL A COLD FROM PASSES THIS EVENING.

STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD BE
PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EARLY THIS
EVENING. MONITOR NOAA WEATHER RADIO..COMMERCIAL RADIO..TV AND CABLE
TELEVISION OUTLETS FOR THE LATEST FORECASTS AND INFORMATION.

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 17, 2:57 PM CSTSevere Thunderstorm WarningMEGLawrence33 min
Jan 17, 3:20 PM CSTSevere Thunderstorm WarningMEGRandolph50 min
Jan 17, 3:53 PM CSTTornado WarningMEGRandolph32 min
Jan 17, 4:17 PM CSTTornado WarningMEGCraighead, Poinsett43 min
Jan 17, 4:19 PM CSTTornado WarningMEGGreene51 min
Jan 17, 4:35 PM CSTTornado WarningMEGCross45 min
Jan 17, 4:51 PM CSTTornado WarningMEGMississippi49 min
Jan 17, 5:04 PM CSTTornado WarningMEGCrittenden46 min

Nearby

Tornado Warnings in Arkansas, 1999Every tornado warning in 1999Tornadoes in 1999

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.