Alert archive / Arkansas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 110, NWS Little Rock, AR

May 18, 2001Fulton County, Izard County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 18, 2001, 3:00 PM CDT for Fulton County, Izard County, Arkansas. It was in force for 45 min. 3 reports 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: May 18, 2001, 3:00 PM CDT (20:00 UTC)
Expired: May 18, 2001, 3:45 PM CDT
In force: 45 min
Issued by: NWS Little Rock, AR
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Fulton County, AR, Izard County, AR

What was reported inside it

Time	Report	Where	Remark
May 18, 3:20 PM CDT	Hail 0.75	Horseshoe Bend Arpt, AR
May 18, 3:30 PM CDT	Hail 0.88	Salem, AR
May 18, 3:30 PM CDT	Hail 1	Glencoe, AR	Hail up to one inch in diameter covered the ground at Glencoe.

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.

Issued	Product	Office	Lasted
May 18, 3:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.0 hours before the alert went out and 188 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: 90 J/kg
Mixed-layer CIN: -167 J/kg
Mixed-layer LCL: 805 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -22 m²/s²
0-3 km storm-relative helicity: -23 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

NWS Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at May 18, 10:25 AM CDT, 4 hours 35 minutes earlier.

Area forecast discussion, May 18, 10:25 AM CDT, 4 hours 35 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1025 AM CDT FRI MAY 18 2001

MCS RAPIDLY FALLING APART IN WESTERN ARKANSAS AS OF 10 AM...WITH ONLY
A FEW SHOWERS LEFT. PLENTY OF MID/HIGH CLOUDS ACROSS STATE THIS
MORNING...BUT WOULD EXPECT SUN TO MAKE A RETURN THIS AFTERNOON.

ADDED MORE SUNSHINE/LOWERED CHANCES OF RAIN THIS AFTERNOON. PLENTY
OF OUTFLOW BOUNDARIES ACROSS THE STATE AND A FRONT PUSHING INTO
NORTHWEST SECTIONS. WITH SOME HEATING...STILL EXPECT SCATTERED
SHOWERS/THUNDERSTORMS TO DEVELOP...WITH SOME STORMS BECOMING SEVERE.

OVERNIGHT...IN ADDITION TO BOUNDARIES/FRONT...UPPER LEVEL SYSTEM
WILL MOVE OVER ARKANSAS FROM OKLAHOMA. SCATTERED SHOWERS AND
THUNDERSTORMS POSSIBLE NORTH AND WEST THIS EVENING...THEN DRY.
FARTHER SOUTH/EAST...SYSTEM SLOW TO PUSH THROUGH...SO CHANCE OF
PRECIPITATION MENTIONED ALL NIGHT.

BY SATURDAY...LOOKS LIKE FRONT PUSHING TO SOUTH AND UPPER SYSTEM TO
EAST. DRIER AIR LEFT BEHIND AND REMOVED MENTION OF THUNDERSHOWERS IN
NORTHERN ARKANSAS. IN CENTRAL/SOUTH...AFTERNOON HEATING MAY TRIGGER
A FEW THUNDERSHOWERS...BUT MOST AREAS WILL REMAIN DRY.

LOOKING AHEAD...FRONT WILL MOVE BACK TO THE NORTH SATURDAY
NIGHT/SUNDAY WITH GOOD CHANCE OF SHOWERS/THUNDERSTORMS. SUNDAY
NIGHT/MONDAY...STRONG COLD FRONT WILL ARRIVE FROM PLAINS WITH
SHOWERS AND THUNDERSTORMS LIKELY AGAIN. DRIER/COOLER AIR EXPECTED
BEHIND LATTER FRONT. (46)

.LIT...NONE

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 17, 9:24 PM CDT	Severe Thunderstorm Warning	LZK	Marion	51 min
May 17, 9:47 PM CDT	Severe Thunderstorm Warning	LZK	Baxter	33 min
May 18, 3:57 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Sharp	48 min
May 18, 6:28 PM CDT	Severe Thunderstorm Warning	LZK	Yell	32 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2001 Every severe thunderstorm warning in 2001

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.