Alert archive / Arkansas / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 26, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Feb 28, 2017, 7:52 PM CST for Jackson County, Woodruff County, Arkansas. It was in force for 23 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
- Feb 28, 2017, 7:52 PM CST (01:52 UTC)
- Expired
- Feb 28, 2017, 8:15 PM CST
- In force
- 23 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Jackson County, AR, Woodruff County, AR
The radar
The Little Rock radar (KLZK), 112 km from the middle of the area, began a volume at 01:54 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 |
|---|---|---|---|
| Feb 28, 3:40 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 1.9 hours before the alert went out and 285 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
- 1117 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 341 m²/s²
- 0-3 km storm-relative helicity
- 315 m²/s²
- Significant tornado parameter
- 2.3
- Supercell composite
- 8.2
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 Feb 28, 5:50 PM CST, 2 hours 2 minutes earlier.
Area forecast discussion, Feb 28, 5:50 PM CST, 2 hours 2 minutes before
Area Forecast Discussion...Update National Weather Service Little Rock AR 550 PM CST Tue Feb 28 2017 .Aviation... VFR flight conditions will start the forecast, with MVFR conditions with strong to severe storms. Storms will affect most of central AR this evening, and move northeast. Tuesday evening convection will be more isolated and strong to severe, while tonight a cold front will gradually push across the state and additional convection will be seen along the cold front with also isolated strong to severe storms. Used VCSH and VCTS in all Tafs. Winds will be south at 10 to 20 mph with some gusts to 30 mph. Behind the front, winds will shift to the northwest. (59) && .Prev Discussion.../ Issued 259 PM CST Tue Feb 28 2017/ .SHORT TERM...Tonight Through Thursday Focus this afternoon is on the chances of showers and thunderstorms for tonight. The latest sounding...18Z...indicates a strong cap at about 3000 feet. The atmosphere will need a little more heating to break this cap and allow thunderstorms develop. A strong jet streak should come across the state around 03Z tonight and provide additional lift. The enhanced risk of severe thunderstorms continues for mainly the northern half of the area with a slight risk elsewhere. The cold front in the plains will not move through the state until after midnight. This will bring another chance of strong thunderstorms. Large hail, storng winds and tornadoes are all possible through the night. Expect the thunderstorms and cold front to exit the eastern part of the state during Wednesday morning. Gusty south winds will be ahead of the front and will turn to the northwest behind the front and remain gusty. Will issue a Lake Wind Advisory due to the strong winds. All rain should be out of eastern Arkansas by noon Wednesday. Expect winds to diminish through the afternoon as the gradient relaxes. High temperatures Wednesday will be in the mid 50s to mid 70s...and upper 50s to mid 60s for Thursday. && .LONG TERM...Thursday Night Through Tuesday The period will begin with dry weather, and close to seasonal temperatures. It may be cool enough for a freeze in parts of northern Arkansas Friday morning. After that, a warming trend is expected. This will happen as a large area of high pressure exits toward the southeast United States, and winds around the high become more southerly. As temperatures go up, a storm system will approach from the Plains late in the weekend and early next week. That will result in isolated to scattered showers and thunderstorms Sunday and Monday. && .PRELIMINARY POINT TEMPS/POPS... Batesville AR 58 62 34 61 / 70 60 0 0 Camden AR 62 70 37 64 / 60 40 0 0 Harrison AR 48 57 32 59 / 60 30 0 0 Hot Springs AR 58 66 35 63 / 60 30 0 0 Little Rock AR 61 67 36 63 / 60 50 0 0 Monticello AR 65 74 38 64 / 70 60 0 0 Mount Ida AR 56 63 33 63 / 60 30 0 0 Mountain Home AR 52 59 32 60 / 70 40 0 0 Newport AR 59 64 35 61 / 80 60 0 0 Pine Bluff AR 63 70 37 63 / 70 50 0 0 Russellville AR 56 62 33 62 / 60 30 0 0 Searcy AR 60 66 35 62 / 70 50 0 0 Stuttgart AR 62 68 37 62 / 70 50 0 0 && .LZK Watches/Warnings/Advisories... Lake Wind Advisory from 6 PM this evening to noon CST Wednesday FOR 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. && Short Term...51 / Long Term...46
Hazardous weather outlook, Feb 28, 4:50 PM CST, 3 hours 2 minutes before
Hazardous Weather Outlook...Update National Weather Service Little Rock AR 450 PM CST Tue Feb 28 2017 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-011115- Boone-Marion-Baxter-Fulton-Sharp-Newton-Searcy-Stone-Izard- Independence-Johnson-Pope-Van Buren-Cleburne-Jackson-Logan-Conway- Faulkner-White-Woodruff-Scott-Yell-Perry-Polk-Montgomery-Garland- Saline-Pulaski-Lonoke-Prairie-Monroe-Pike-Clark-Hot Spring-Grant- Jefferson-Arkansas-Dallas-Cleveland-Lincoln-Desha-Ouachita- Calhoun-Bradley-Drew- 450 PM CST Tue Feb 28 2017 This Hazardous Weather Outlook is for a Large Part of Arkansas. .DAY ONE...This Evening and Tonight Isolated to scattered thunderstorms will develop this evening and become more numerous tonight. Isolated to scattered strong to severe storms will be seen, with large hail, damaging winds and a few isolated tornadoes possible. Isolated storms this evening will transition to a line of storms later tonight as a cold front moves into the state from the northwest. Damaging winds will be possible along this line of storms, with hail and tornadoes a lesser threat at that time. Isolated areas of heavy rain will also be possible with localized flooding. .DAYS TWO THROUGH SEVEN...Wednesday Through Monday The storm system and cold front will be pushing east of Arkansas on Wednesday, and push the storms east of Arkansas. An isolated strong to severe storm will be possible until the cold front pushes east of Arkansas. Then high pressure will build into the area and bring cooler and dry weather into the weekend. .Spotter Information Statement... Spotter Activation will be needed this evening and tonight. && Visit NWS Little Rock on the web. Go to http://weather.gov/lzk. 59
In the hours before
Local storm report, Feb 28, 5:59 PM CST, 1 hour 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
559 PM CST TUE FEB 28 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0555 PM HAIL MONNIE SPRINGS 34.92N 92.49W
02/28/2017 E4.50 INCH PULASKI AR AMATEUR RADIO
&&
EVENT NUMBER LZK1700057
JBHLocal storm report, Feb 28, 6:23 PM CST, 1 hour 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
623 PM CST TUE FEB 28 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0615 PM HAIL VILONIA 35.08N 92.21W
02/28/2017 E1.00 INCH FAULKNER AR PUBLIC
&&
EVENT NUMBER LZK1700058
JBHLocal storm report, Feb 28, 7:07 PM CST, 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
707 PM CST TUE FEB 28 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM TSTM WND DMG 1 SW HIGGINSON 35.18N 91.73W
02/28/2017 WHITE AR TRAINED SPOTTER
SEVERAL TREES AND POWERLINES DOWN NEAR HIGHWAY 367.
&&
EVENT NUMBER LZK1700059
JBHLocal storm report, Feb 28, 7:22 PM CST, 30 minutes before
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</html>Local storm report, Feb 28, 7:25 PM CST, 27 minutes before
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</html>Special weather statement, Feb 28, 7:35 PM CST, 17 minutes before
Special Weather Statement
National Weather Service Little Rock AR
735 PM CST TUE FEB 28 2017
ARZ004-005-013-010215-
Baxter AR-Marion AR-Searcy AR-
735 PM CST TUE FEB 28 2017
...SIGNIFICANT WEATHER ADVISORY FOR WESTERN IZARD...NORTHEASTERN
SEARCY...SOUTHEASTERN MARION AND CENTRAL BAXTER COUNTIES UNTIL 815 PM
CST...
At 735 PM CST, Doppler radar was tracking a strong thunderstorm over
Maumee, or 9 miles north of Marshall, moving northeast at 50 mph.
Dime size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Mountain Home... Norfork...
Salesville... Briarcliff...
Norfork Dam... Diamond Bay...
Evening Star... Shipp...
Herron... Maumee...
Rush... Lion Hill...
Advance... Cartney...
Culp... Gilbert...
Zach... Morning Star...
Maumee Crossing... Rea Valley...
A tornado watch remains in effect until 1000 PM CST for north central
Arkansas.
LAT...LON 3641 9220 3617 9219 3617 9222 3614 9222
3613 9220 3611 9220 3593 9268 3610 9278
TIME...MOT...LOC 0135Z 242DEG 55KT 3605 9265
46The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 6:05 PM CST | Severe Thunderstorm Warning | LZK | Faulkner, Perry, Pulaski | 40 min |
| Feb 28, 6:25 PM CST | Severe Thunderstorm Warning | LZK | Faulkner, Lonoke, White | 50 min |
| Feb 28, 6:33 PM CST | Tornado Warning | LZK | White | 42 min |
| Feb 28, 7:09 PM CST | Severe Thunderstorm Warning | LZK | Jackson, White, Woodruff | 51 min |
| Feb 28, 7:14 PM CST | Tornado Warning | LZK | Jackson, White, Woodruff | 35 min |
| Feb 28, 7:35 PM CST | Special Weather Statement | LZK | Baxter | 40 min |
| Feb 28, 8:40 PM CST | Special Weather Statement | LZK | Izard, Stone | 35 min |
| Feb 28, 9:40 PM CST | Special Weather Statement | LZK | Sharp | 20 min |
| Mar 1, 1:07 AM CST | Severe Thunderstorm Warning | LZK | Johnson, Logan, Newton, Pope, Searcy, Yell | 38 min |
| Mar 1, 1:39 AM CST | Severe Thunderstorm Warning | LZK | Baxter, Conway, Johnson, Logan, Marion, Newton and 4 more | 51 min |
| Mar 1, 1:47 AM CST | Special Weather Statement | LZK | Logan, Scott, Yell | 43 min |
| Mar 1, 2:27 AM CST | Severe Thunderstorm Warning | LZK | Baxter, Cleburne, Conway, Faulkner, Independence, Izard and 6 more | 48 min |
| Mar 1, 2:35 AM CST | Special Weather Statement | LZK | Conway, Perry, Yell | 40 min |
| Mar 1, 2:36 AM CST | Special Weather Statement | LZK | Montgomery, Polk | 39 min |
| Mar 1, 2:43 AM CST | Severe Thunderstorm Warning | LZK | Baxter, Fulton, Izard, Sharp | 47 min |
| Mar 1, 3:05 AM CST | Severe Thunderstorm Warning | LZK | Independence, Jackson, Sharp, White, Woodruff | 40 min |
| Mar 1, 3:16 AM CST | Special Weather Statement | LZK | Prairie, White, Woodruff | 44 min |
| Mar 1, 4:35 AM CST | Severe Thunderstorm Warning | LZK | Lonoke, Prairie, Pulaski, Saline, White | 40 min |
| Mar 1, 5:12 AM CST | Severe Thunderstorm Warning | LZK | Jackson, Lonoke, Monroe, Prairie, White, Woodruff | 48 min |
| Mar 1, 5:43 AM CST | Special Weather Statement | LZK | Pulaski, Saline | 32 min |
| Mar 1, 6:42 AM CST | Special Weather Statement | LZK | Lonoke, Prairie, Pulaski, Saline | 48 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2017Every severe thunderstorm warning in 2017
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.