Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 87, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Apr 9, 2015, 6:55 PM CDT for Independence County, Jackson County, White County, Arkansas. It was in force for 50 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 9, 2015, 6:55 PM CDT (23:55 UTC)
- Expired
- Apr 9, 2015, 7:45 PM CDT
- In force
- 50 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Independence County, AR, Jackson County, AR, White County, AR
The radar
The Little Rock radar (KLZK), 103 km from the middle of the area, began a volume at 23:54 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 9, 3:17 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KBYH), launched 12:00Z, 11.9 hours before the alert went out and 162 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.
- Mixed-layer CAPE
- 91 J/kg
- Mixed-layer CIN
- -182 J/kg
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 215 m²/s²
- 0-3 km storm-relative helicity
- 200 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
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 9, 6:40 PM CDT, 15 minutes earlier.
Area forecast discussion, Apr 9, 6:40 PM CDT, 15 minutes before
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</html>Hazardous weather outlook, Apr 9, 4:00 PM CDT, 2 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 400 PM CDT THU APR 9 2015 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-101000- ARKANSAS-BAXTER-BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND- CONWAY-DALLAS-DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING- INDEPENDENCE-IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE- MARION-MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE- PRAIRIE-PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE- WOODRUFF-YELL- 400 PM CDT THU APR 9 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT A STORM SYSTEM IN THE CENTRAL PLAINS CONTINUES TO MOVE EAST AND WILL DRAG A COLD FRONT INTO ARKANSAS. SHOWERS AND THUNDERSTORMS CONTINUE TO DEVELOP AND WILL INCREASE THROUGH THE EVENING HOURS. STORMS THAT BECOME SEVERE WILL BE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS...LARGE HAIL AND ISOLATED TORNADOES. THE BEST CHANCES OF TORNADOES WILL BE OVER SOUTHEAST ARKANSAS. THERE WILL BE A LOT OF MOISTURE AVAILABLE...WHICH WILL MAKE STORMS MORE EFFICIENT RAINMAKERS. ONE TO TWO INCH AMOUNTS ARE POSSIBLE SOUTH OF LITTLE ROCK. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE FRONT WILL EXIT THE REGION TOWARD THE GULF COAST ON FRIDAY... BUT WILL MOVE BACK TO THE NORTH LATE IN THE WEEKEND. THE RETURN OF THE FRONT WILL RESULT IN MORE SHOWERS AND THUNDERSTORMS SUNDAY NIGHT AND MONDAY...AND THE POSSIBILITY OF HEAVY TO EXCESSIVE RAIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NECESSARY TODAY...ESPECIALLY THIS AFTERNOON AND EVENING. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 46/56
In the hours before
Special weather statement, Apr 9, 5:06 PM CDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 506 PM CDT THU APR 9 2015 ARZ012-013-021-022-092235- JOHNSON AR-NEWTON AR-POPE AR-SEARCY AR- 506 PM CDT THU APR 9 2015 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN SEARCY...NORTHERN POPE...SOUTHEASTERN NEWTON AND NORTHEASTERN JOHNSON COUNTIES UNTIL 530 PM CDT... AT 505 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 5 MILES SOUTHWEST OF DILLEN...OR 19 MILES NORTHEAST OF CLARKSVILLE...MOVING NORTHEAST AT 35 MPH. HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. * LOCATIONS IMPACTED INCLUDE... SMYRNA... MOORE... MINERAL SPGS REC AREA... DILLEN... BERTHA... SIMPSON... TREAT... SAND GAP... RICHLAND CREEK CAMPGROUND... PELSOR... NOGO... LURTON... HAW CREEK FALLS CAMPGROUND... FORT DOUGLAS... BEN HUR... BASS... IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LAT...LON 3590 9299 3564 9282 3551 9333 3567 9341 TIME...MOT...LOC 2207Z 244DEG 31KT 3565 9320 64
Special weather statement, Apr 9, 5:35 PM CDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
535 PM CDT THU APR 9 2015
ARZ063-064-067>069-092320-
BRADLEY AR-CALHOUN AR-CLEVELAND AR-DREW AR-LINCOLN AR-
535 PM CDT THU APR 9 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN LINCOLN...DREW...
SOUTHEASTERN CLEVELAND...SOUTHEASTERN CALHOUN AND BRADLEY COUNTIES
UNTIL 615 PM CDT...
AT 534 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 2 MILES EAST OF
WEEKS TO 4 MILES NORTHEAST OF HERMITAGE TO 4 MILES NORTH OF MORO
BAY...AND MOVING EAST AT 35 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.
* LOCATIONS IMPACTED INCLUDE...
WARREN... MONTICELLO... WILMAR...
WEEKS... PLANTERSVILLE... MORO BAY...
MORO BAY STATE PARK... LANARK...
LAKE MONTICELLO... LADELLE... INGALLS...
HILO... HERMITAGE... HARRELL...
GREEN HILL... BRANDON... VICK...
VALLEY...
THESE STORMS MAY INTENSIFY....AND A TORNADO WATCH IS IN EFFECT FOR
THIS AREA. BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS
WELL AS LOCAL CABLE TV OUTLETS....FOR ADDITIONAL INFORMATION AND
POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
TORRENTIAL RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY...TURN AROUND DONT DROWN!
LAT...LON 3320 9219 3321 9223 3325 9224 3327 9230
3325 9232 3328 9236 3327 9243 3332 9248
3332 9253 3378 9229 3388 9159 3342 9155
3338 9159 3339 9197 3331 9197 3321 9208
3320 9213 3317 9212 3315 9216
TIME...MOT...LOC 2235Z 279DEG 29KT 3367 9216 3350 9213
3336 9235
62Local storm report, Apr 9, 5:52 PM CDT, 1 hour 3 minutes before
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</html>Local storm report, Apr 9, 6:07 PM CDT, 48 minutes before
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</html>Local storm report, Apr 9, 6:24 PM CDT, 31 minutes before
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</html>Local storm report, Apr 9, 6:37 PM CDT, 18 minutes before
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</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 10:53 AM CDT | River Flood Warning | LZK | Prairie, White, Woodruff | 13 days |
| Apr 9, 3:19 PM CDT | Special Weather Statement | LZK | Grant | 31 min |
| Apr 9, 3:32 PM CDT | Severe Thunderstorm Warning | LZK | Calhoun, Clark, Dallas, Ouachita | 43 min |
| Apr 9, 4:18 PM CDT | Special Weather Statement | LZK | Calhoun, Ouachita | 32 min |
| Apr 9, 5:05 PM CDT | Special Weather Statement | LZK | Newton | 30 min |
| Apr 9, 5:06 PM CDT | Special Weather Statement | LZK | Newton | 29 min |
| Apr 9, 5:12 PM CDT | Severe Thunderstorm Warning | LZK | Newton | 48 min |
| Apr 9, 5:12 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Garland, Hot Spring, Montgomery, Pike | 33 min |
| Apr 9, 5:22 PM CDT | Severe Thunderstorm Warning | LZK | Garland, Pulaski, Saline | 23 min |
| Apr 9, 5:34 PM CDT | Severe Thunderstorm Warning | LZK | Newton, Pope, Searcy, Stone, Van Buren | 26 min |
| Apr 9, 5:35 PM CDT | Special Weather Statement | LZK | Bradley, Drew | 45 min |
| Apr 9, 5:41 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Faulkner, Lonoke, Perry, Pulaski, Saline | 49 min |
| Apr 9, 5:42 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Garland, Hot Spring, Montgomery | 48 min |
| Apr 9, 5:45 PM CDT | Severe Thunderstorm Warning | LZK | Boone, Marion, Newton, Searcy | 45 min |
| Apr 9, 5:49 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Perry, Pope, Saline | 25 min |
| Apr 9, 5:53 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Van Buren | 52 min |
| Apr 9, 5:55 PM CDT | Severe Thunderstorm Warning | LZK | Independence, Jackson | 35 min |
| Apr 9, 6:01 PM CDT | Severe Thunderstorm Warning | LZK | Searcy, Stone, Van Buren | 44 min |
| Apr 9, 6:13 PM CDT | Severe Thunderstorm Warning | LZK | Bradley, Calhoun, Cleveland, Ouachita | 47 min |
| Apr 9, 6:24 PM CDT | Severe Thunderstorm Warning | LZK | Faulkner, Lonoke, Pulaski, White | 36 min |
| Apr 9, 6:27 PM CDT | Severe Thunderstorm Warning | LZK | Fulton, Izard, Sharp | 33 min |
| Apr 9, 6:30 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Independence, Jackson, White | 30 min |
| Apr 9, 6:34 PM CDT | Severe Thunderstorm Warning | LZK | Independence, Izard, Stone | 26 min |
| Apr 9, 6:37 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Faulkner, Van Buren, White | 38 min |
| Apr 9, 6:40 PM CDT | Severe Thunderstorm Warning | LZK | Sharp | 35 min |
| Apr 9, 6:57 PM CDT | Severe Thunderstorm Warning | LZK | Fulton, Sharp | 10 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2015Every severe thunderstorm warning in 2015
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.