Alert archive / Arkansas / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 13, NWS Tulsa, OK

March 10, 2018Crawford County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 10, 2018, 5:17 PM CST for Crawford County, Arkansas. It was in force for 28 min. 2 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
Mar 10, 2018, 5:17 PM CST (23:17 UTC)
Expired
Mar 10, 2018, 5:45 PM CST
In force
28 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Crawford County, AR

The radar

The Western Arkansas radar (KSRX), 26 km from the middle of the area, began a volume at 23:17 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

TimeReportWhereRemark
Mar 10, 5:20 PM CSTHAIL 1Uniontown, ARDIME TO QUARTER SIZE HAIL
Mar 10, 5:27 PM CSTHAIL 1.751 Se Uniontown, 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.

IssuedProductOfficeLasted
Mar 10, 3:43 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.3 hours before the alert went out and 160 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, Springfield, MO at 12:00Z on 2018-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2018-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1807 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

893 
WUUS54 KTSA 102317
SVRTSA
ARC033-102345-
/O.NEW.KTSA.SV.W.0013.180310T2317Z-180310T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
517 PM CST SAT MAR 10 2018

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  Southwestern Crawford County in northwestern Arkansas...

* Until 545 PM CST

* At 517 PM CST, a severe thunderstorm was located near Cedarville,
  moving east at 30 mph.

  HAZARD...60 mph wind gusts and half dollar size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations in or near the path include...
  Van Buren...                      Cedarville...
  Mountainburg...                   Alma...
  Rudy...                           Figure Five...
  Kibler...                         Concord...
  Shibley...                        Uniontown...
  Furry...                          

This includes the following highways,
 Interstate 40 in Arkansas between mile markers 5 and 15.
 Interstate 540 near mile marker 1.
 Interstate 49 between mile markers 22 and 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Tulsa.

&&

LAT...LON 3538 9423 3553 9446 3560 9447 3564 9445
      3562 9410
TIME...MOT...LOC 2317Z 291DEG 27KT 3557 9441 

HAIL...1.25IN
WIND...60MPH
 
$$
1 follow-up statement
801 
WWUS54 KTSA 102328
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
528 PM CST SAT MAR 10 2018

ARC033-102345-
/O.CON.KTSA.SV.W.0013.000000T0000Z-180310T2345Z/
Crawford AR-
528 PM CST SAT MAR 10 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CST
FOR CENTRAL CRAWFORD COUNTY...

At 528 PM CST, a severe thunderstorm was located near Cedarville,
moving east at 30 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

Locations in or near the path include...
Van Buren...                      Cedarville...
Mountainburg...                   Alma...
Rudy...                           Figure Five...
Kibler...                         Concord...
Shibley...                        Furry...

This includes the following highways,
 Interstate 40 in Arkansas between mile markers 7 and 15.
 Interstate 49 between mile markers 22 and 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Tulsa.

&&

LAT...LON 3538 9423 3554 9442 3564 9440 3562 9410
TIME...MOT...LOC 2328Z 289DEG 25KT 3555 9432 

HAIL...1.75IN
WIND...60MPH
 
$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 3:48 PM CSTSevere Thunderstorm WarningTSACrawford27 min
Mar 10, 4:12 PM CSTSevere Thunderstorm WarningTSACrawford33 min
Mar 10, 4:42 PM CSTSevere Thunderstorm WarningTSACrawford, Franklin, Sebastian33 min
Mar 10, 4:51 PM CSTSpecial Weather StatementTSAFranklin24 min
Mar 10, 5:03 PM CSTSevere Thunderstorm WarningTSAFranklin42 min
Mar 10, 5:09 PM CSTSpecial Weather StatementTSACrawford36 min
Mar 10, 5:09 PM CSTSevere Thunderstorm WarningTSAFranklin36 min
Mar 10, 5:45 PM CSTSevere Thunderstorm WarningTSACrawford, Franklin, Sebastian11 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2018Every severe thunderstorm warning 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.