Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 117, NWS Little Rock, AR

April 7, 2000Pope County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 7, 2000, 3:58 PM CDT for Pope County, Arkansas. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 7, 2000, 3:58 PM CDT (20:58 UTC)
Expired: Apr 7, 2000, 4:45 PM CDT
In force: 47 min
Issued by: NWS Little Rock, AR
Area: Whole counties

County Pope County, AR

The radar

The Little Rock radar (KLZK), 98 km from the middle of the area, began a volume at 21:00 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.

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 7, 2:15 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.0 hours before the alert went out and 175 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: 717 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 867 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 322 m²/s²
0-3 km storm-relative helicity: 320 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 11.0

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 Apr 7, 4:00 AM CDT, 11 hours 58 minutes earlier.

Area forecast discussion, Apr 7, 4:00 AM CDT, 11 hours 58 minutes before

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In the hours before

Special weather statement, Apr 7, 12:00 PM CDT, 3 hours 58 minutes before

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Special weather statement, Apr 7, 2:19 PM CDT, 1 hour 39 minutes before

ARZ003>007-012>016-022>025-031>033-038-039-072115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
219 PM CDT FRI APR 7 2000

...SEVERE THUNDERSTORM WATCH ISSUED FOR MUCH OF NORTHERN ARKANSAS...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF NORTHERN
ARKANSAS AND WILL BE IN EFFECT UNTIL 800 PM CDT.

EARLY THIS AFTERNOON...A COLD FRONT WAS LOCATED ACROSS NORTHWEST
ARKANSAS. SHOWERS AND THUNDERSTORMS WERE DEVELOPING ALONG AND AHEAD
OF THIS FRONT.

AS THE FRONT PUSHES FARTHER INTO THE STATE THIS AFTERNOON...
THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS AND INCREASE IN
INTENSITY.

THE MOST LIKELY FORMS OF SEVERE WEATHER WITH THE STORMS WILL BE
DAMAGING WINDS AND LARGE HAIL.

PEOPLE IN THE AREA COVERED BY THE WATCH SHOULD PAY CLOSE ATTENTION
TO THE WEATHER. STORMS COULD MOVE IN QUICKLY. BE SURE THAT YOU HAVE
A WAY OF RECEIVING TIMELY WEATHER INFORMATION...AND LISTEN FOR
POSSIBLE WARNINGS AS THE AFTERNOON GOES ALONG.

28

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 7, 4:11 PM CDT	Severe Thunderstorm Warning	LZK	Van Buren	64 min
Apr 7, 4:39 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Stone	51 min
Apr 7, 5:13 PM CDT	Severe Thunderstorm Warning	LZK	Van Buren	17 min
Apr 7, 5:26 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne	64 min
Apr 7, 5:33 PM CDT	Severe Thunderstorm Warning	LZK	Montgomery	47 min
Apr 7, 5:35 PM CDT	Severe Thunderstorm Warning	LZK	Van Buren	35 min
Apr 7, 6:01 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring	49 min
Apr 7, 6:11 PM CDT	Severe Thunderstorm Warning	LZK	White	64 min
Apr 7, 6:13 PM CDT	Severe Thunderstorm Warning	LZK	Jackson	52 min
Apr 7, 6:25 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner	50 min
Apr 7, 6:47 PM CDT	Severe Thunderstorm Warning	LZK	Clark	63 min
Apr 7, 6:53 PM CDT	Severe Thunderstorm Warning	LZK	Hot Spring	47 min
Apr 7, 6:57 PM CDT	Severe Thunderstorm Warning	LZK	Woodruff	48 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2000 Every severe thunderstorm warning in 2000

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.