Alert archive / Arkansas / Tornado Warnings in 2018

Tornado Warning 22, NWS Memphis, TN

April 3, 2018Craighead County, Greene County, Lawrence County, Arkansas

NWS Memphis, TN issued this tornado warning at Apr 3, 2018, 5:20 PM CDT for Craighead County, Greene County, Lawrence County, Arkansas. It was in force for 25 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 3, 2018, 5:20 PM CDT (22:20 UTC)
Expired: Apr 3, 2018, 5:45 PM CDT
In force: 25 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Craighead County, AR, Greene County, AR, Lawrence County, AR

The radar

The Memphis radar (KNQA), 92 km from the middle of the area, began a volume at 22:23 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.

What was reported inside it

Time	Report	Where	Remark
Apr 3, 5:20 PM CDT	HAIL 1	Light, AR
Apr 3, 5:40 PM CDT	TSTM WND DMG	Paragould, AR	POWER POLES LEANING ON HIGHWAY 69.
Apr 3, 5:40 PM CDT	HAIL 1.25	Paragould, AR
Apr 3, 5:40 PM CDT	HAIL 1.5	Paragould, AR

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 3, 1:33 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 10.3 hours before the alert went out and 141 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: 494 J/kg
Mixed-layer CIN: -170 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 256 m²/s²
0-3 km storm-relative helicity: 233 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 5.4

Open this sounding in Storm Lab

The text

As transmitted.

166 
WFUS54 KMEG 032220
TORMEG
ARC031-055-075-032245-
/O.NEW.KMEG.TO.W.0022.180403T2220Z-180403T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
520 PM CDT TUE APR 3 2018

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Southern Greene County in eastern Arkansas...
  Northern Craighead County in eastern Arkansas...
  Southeastern Lawrence County in eastern Arkansas...

* Until 545 PM CDT
    
* At 520 PM CDT, a severe thunderstorm producing a tornado was
  located over Fontaine, or near Lake Frierson State Park, moving
  east at 65 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  Jonesboro, Paragould, Bono, Brookland, Monette, Crowleys Ridge
  State Park, Lake Frierson State Park, Walcott, Fontaine, Black Oak,
  Sedgwick, Delfore, Macey, Schug, Bard, Farrville, Dorothy, Lester,
  Light and Bethel.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3609 9089 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3605 9034 3604 9035
      3602 9036 3600 9038 3600 9029 3584 9029
      3588 9089
TIME...MOT...LOC 2220Z 271DEG 56KT 3600 9079 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

1 follow-up statement

025 
WWUS54 KMEG 032227
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
527 PM CDT TUE APR 3 2018

ARC075-032236-
/O.CAN.KMEG.TO.W.0022.000000T0000Z-180403T2245Z/
Lawrence AR-
527 PM CDT TUE APR 3 2018

...THE TORNADO WARNING FOR SOUTHEASTERN LAWRENCE COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled. A 
severe thunderstorm warning remains in effect for eastern Lawrence 
county. 

A tornado watch remains in effect until 800 PM CDT for eastern
Arkansas...and southeastern Missouri.

LAT...LON 3593 9086 3595 9086 3598 9084 3599 9086
      3602 9084 3604 9084 3608 9082 3609 9079
      3612 9029 3610 9030 3609 9032 3607 9032
      3607 9033 3600 9038 3600 9029 3587 9029
      3589 9087 3592 9087
TIME...MOT...LOC 2226Z 271DEG 56KT 3469 6879 

$$

ARC031-055-032245-
/O.CON.KMEG.TO.W.0022.000000T0000Z-180403T2245Z/
Greene AR-Craighead AR-
527 PM CDT TUE APR 3 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR SOUTHERN
GREENE AND NORTHEASTERN CRAIGHEAD COUNTIES...
    
At 526 PM CDT, a severe thunderstorm producing a tornado was located 
over mainly rural areas of southwest Greene county, moving east at 
65 mph. 

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Jonesboro, Paragould, Bono, Brookland, Monette, Crowleys Ridge State
Park, Lake Frierson State Park, Walcott, Fontaine, Delfore, Macey,
Schug, Bard, Dorothy, Lester, Light, Bethel, Lanieve, Finch and
Lorado.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3593 9086 3595 9086 3598 9084 3599 9086
      3602 9084 3604 9084 3608 9082 3609 9079
      3612 9029 3610 9030 3609 9032 3607 9032
      3607 9033 3600 9038 3600 9029 3587 9029
      3589 9087 3592 9087
TIME...MOT...LOC 2226Z 271DEG 56KT 3469 6879 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 4:24 PM CDT	Severe Thunderstorm Warning	MEG	Lawrence	51 min
Apr 3, 5:10 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Greene, Lawrence	50 min
Apr 3, 5:30 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Poinsett	45 min
Apr 3, 5:38 PM CDT	Tornado Warning	MEG	Craighead, Greene, Mississippi	37 min
Apr 3, 6:08 PM CDT	Tornado Warning	MEG	Mississippi	52 min
Apr 3, 6:11 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Mississippi, Poinsett	49 min
Apr 3, 6:11 PM CDT	Severe Thunderstorm Warning	MEG	Cross, Poinsett	49 min
Apr 3, 6:33 PM CDT	Severe Thunderstorm Warning	MEG	Crittenden, Lee, Phillips	42 min
Apr 3, 6:34 PM CDT	Severe Thunderstorm Warning	MEG	Mississippi	41 min
Apr 3, 6:45 PM CDT	Severe Thunderstorm Warning	MEG	Mississippi	45 min

Nearby

Tornado Warnings in Arkansas, 2018 Every tornado warning in 2018 Tornadoes in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.