Alert archive / Arkansas / Flash Flood Warnings in 2015
Flash Flood Warning 35, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at May 20, 2015, 4:03 AM CDT for Logan County, Scott County, Arkansas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 20, 2015, 4:03 AM CDT (09:03 UTC)
- Expired
- May 20, 2015, 7:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Logan County, AR, Scott County, AR
The radar
The Western Arkansas radar (KSRX), 51 km from the middle of the area, began a volume at 09:04 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 nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 9.1 hours before the alert went out and 207 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1208 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at May 20, 1:16 AM CDT, 2 hours 47 minutes earlier.
Area forecast discussion, May 20, 1:16 AM CDT, 2 hours 47 minutes before
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Special weather statement, May 20, 1:54 AM CDT, 2 hours 9 minutes before
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</html>Special weather statement, May 20, 3:38 AM CDT, 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
338 AM CDT WED MAY 20 2015
ARZ031-038-039-041>043-200925-
CONWAY AR-GARLAND AR-MONTGOMERY AR-PERRY AR-SALINE AR-YELL AR-
338 AM CDT WED MAY 20 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN YELL...EXTREME
NORTHWESTERN SALINE...WESTERN PERRY...MONTGOMERY...WESTERN GARLAND
AND EXTREME SOUTHWESTERN CONWAY COUNTIES UNTIL 430 AM CDT...
AT 336 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES SOUTHWEST OF
DANVILLE TO 7 MILES SOUTHEAST OF FOURCHE VALLEY TO 5 MILES EAST OF
MUDDY CREEK WMA TO 3 MILES NORTH OF MAULDIN TO 5 MILES WEST OF
MIMOSA...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...
MT IDA... LAKE OUACHITA... DANVILLE...
PLAINVIEW... PETIT JEAN RIVER WMA...
OLA... NORMAN... NIMROD LAKE...
MIMOSA... MEYERS... MAULDIN...
LENA LNDG REC AREA... LAKE OUACHITA SP... GAP CREEK REC AREA...
WING... WASHITA... SUNLIGHT BAY PARK...
STORY...
THESE STORMS MAY INTENSIFY...SO 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 3512 9294 3490 9289 3477 9304 3463 9315
3445 9328 3443 9390 3465 9374 3477 9365
3486 9351 3505 9348
TIME...MOT...LOC 0839Z 266DEG 31KT 3502 9340 3486 9339
3478 9353 3463 9363 3448 9379
44The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 1:54 AM CDT | Special Weather Statement | LZK | Logan, Scott | 46 min |
| May 20, 2:38 AM CDT | Special Weather Statement | LZK | Scott, Yell | 47 min |
| May 20, 2:56 AM CDT | Flash Flood Warning | LZK | Polk, Scott | 3 hr |
| May 20, 3:38 AM CDT | Special Weather Statement | LZK | Montgomery, Perry, Yell | 47 min |
| May 20, 4:20 AM CDT | Special Weather Statement | LZK | Garland, Perry | 45 min |
| May 20, 5:01 AM CDT | Special Weather Statement | LZK | Pulaski, Saline | 44 min |
| May 20, 5:38 AM CDT | Special Weather Statement | LZK | Faulkner, Pulaski | 47 min |
| May 20, 5:43 AM CDT | Flash Flood Warning | LZK | Pope, Van Buren | 3 hr |
| May 20, 5:59 AM CDT | Flash Flood Warning | LZK | Garland, Logan, Montgomery, Perry, Polk, Scott and 1 more | 3 hr |
| May 20, 6:14 AM CDT | Flash Flood Warning | LZK | Johnson, Logan, Pope, Scott, Van Buren, Yell | 3 hr |
| May 20, 6:51 AM CDT | Flash Flood Warning | LZK | Grant, Hot Spring, Jefferson, Lonoke, Pulaski, Saline | 3 hr |
| May 20, 8:19 AM CDT | River Flood Warning | LZK | Conway, Perry | 8 days |
| May 20, 8:30 AM CDT | River Flood Warning | LZK | Yell | 4 days |
| May 20, 8:37 AM CDT | River Flood Advisory | LZK | Faulkner, Perry | 36 hr |
| May 20, 9:01 AM CDT | River Flood Warning | LZK | Clark, Hot Spring | 4 days |
| May 20, 9:07 AM CDT | River Flood Warning | LZK | Saline | 54 hr |
| May 20, 4:34 PM CDT | River Flood Advisory | LZK | Jefferson, Lincoln | 36 hr |
Nearby
Flash Flood Warnings in Arkansas, 2015Every flash flood 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.