Alert archive / Arkansas / Tornado Watches in 2022

Tornado Watch 33

March 6, 202242 counties in Arkansas; 14 counties in Missouri; LeFlore County, McCurtain County, Oklahoma

The Storm Prediction Center issued this tornado watch at Mar 6, 2022, 2:18 PM CST for 42 counties in Arkansas; 14 counties in Missouri; LeFlore County, McCurtain County, Oklahoma. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Mar 6, 2022, 2:18 PM CST (20:18 UTC)
Expired
Mar 6, 2022, 8:00 PM CST
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
60 kt
All 58 counties

Baxter County, AR, Boone County, AR, Carroll County, AR, Clay County, AR, Cleburne County, AR, Conway County, AR, Craighead County, AR, Faulkner County, AR, Franklin County, AR, Fulton County, AR, Garland County, AR, Greene County, AR, Howard County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Johnson County, AR, Lawrence County, AR, Logan County, AR, Madison County, AR, Marion County, AR, Mississippi County, AR, Montgomery County, AR, Newton County, AR, Perry County, AR, Pike County, AR, Poinsett County, AR, Polk County, AR, Pope County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Sevier County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Butler County, MO, Carter County, MO, Douglas County, MO, Dunklin County, MO, Howell County, MO, New Madrid County, MO, Oregon County, MO, Ozark County, MO, Pemiscot County, MO, Ripley County, MO, Shannon County, MO, Stoddard County, MO, Taney County, MO, Wayne County, MO, LeFlore County, OK, McCurtain County, OK

The radar

The Little Rock radar (KLZK), 101 km from the middle of the area, began a volume at 20:20 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
70%
One or more EF2 to EF5 tornadoes
50%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
60%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

19 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Mar 6, 3:18 PM CSTTornado WarningLZKPolk, Scott16 min
Mar 6, 4:01 PM CSTTornado Warning Tornado observedMEGCraighead, Poinsett19 min
Mar 6, 4:02 PM CSTTornado Warning Tornado observedMEGCraighead28 min
Mar 6, 4:06 PM CSTTornado Warning Tornado observedLZKLawrence24 min
Mar 6, 4:38 PM CSTTornado WarningLZKJohnson, Logan52 min
Mar 6, 5:03 PM CSTTornado WarningLZKJohnson, Logan, Pope42 min
Mar 6, 5:04 PM CSTTornado WarningMEGClay, Greene26 min
Mar 6, 5:06 PM CSTTornado WarningMEGClay24 min
Mar 6, 5:13 PM CSTSevere Thunderstorm WarningPAHButler, Ripley17 min
Mar 6, 5:22 PM CSTFlash Flood WarningPAHButler, Stoddard3 hr
Mar 6, 5:28 PM CSTTornado WarningMEGClay32 min
Mar 6, 5:30 PM CSTTornado WarningLZKLawrence, Randolph45 min
Mar 6, 5:32 PM CSTTornado Warning Tornado observedLZKPope, Searcy, Van Buren43 min
Mar 6, 5:57 PM CSTTornado WarningLZKPope, Searcy, Stone, Van Buren48 min
Mar 6, 6:27 PM CSTTornado WarningLZKBaxter, Izard, Searcy, Stone63 min
Mar 6, 7:23 PM CSTTornado WarningLZKIzard, Lawrence, Randolph, Sharp49 min
Mar 6, 7:55 PM CSTTornado WarningLZKBoone20 min
Mar 6, 7:58 PM CSTTornado WarningSGFOzark, Taney47 min
Mar 6, 7:59 PM CSTTornado WarningLZKLawrence, Randolph, Sharp28 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.3 hours before the alert went out and 168 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 2022-03-06Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2022-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 203 square meters per square second.1939587897117Sfc1 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
652 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
203 m²/s²
0-3 km storm-relative helicity
250 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 6, 1:06 PM CSTMesoscale DiscussionSPCBaxter, Clark, Clay, Cleburne, Conway, Craighead and 40 more2 hr
Mar 6, 3:44 PM CSTMesoscale DiscussionSPCCleburne, Conway, Craighead, Faulkner, Franklin, Garland and 23 more91 min
Mar 6, 5:32 PM CSTMesoscale DiscussionSPCBaxter, Boone, Carroll, Clay, Cleburne, Conway and 22 more88 min
Mar 5, 6:10 PM CSTTornado WatchSPCClark, Knox, Lewis, Marion, Monroe, Ralls and 2 more4 hr
Mar 5, 6:33 PM CSTMesoscale DiscussionSPCAdair, Audrain, Boone, Carroll, Chariton, Clark and 15 more87 min
Mar 5, 7:25 PM CSTMesoscale DiscussionSPCAudrain, Barton, Benton, Callaway, Camden, Cedar and 24 more95 min
Mar 5, 7:51 PM CSTMesoscale DiscussionSPCClark, Lewis, Marion, Monroe, Ralls, Scotland and 1 more114 min

Nearby

Tornado Watches in Arkansas, 2022Tornado Watches in Missouri, 2022Tornado Watches in Oklahoma, 2022Every tornado watch in 2022

Sources

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