Alert archive / Arkansas / River Flood Warnings in 2011

River Flood Warning 40, NWS Little Rock, AR

May 1, 2011Clark County, Hot Spring County, Arkansas

NWS Little Rock, AR issued this river flood warning at May 1, 2011, 7:42 AM CDT for Clark County, Hot Spring County, Arkansas. It took effect at May 2, 2011, 4:55 AM CDT. It was in force for 53 hr.

The area

The counties it named.

The facts

Issued: May 1, 2011, 7:42 AM CDT (12:42 UTC)
In effect from: May 2, 2011, 4:55 AM CDT
Expired: May 4, 2011, 10:23 AM CDT
In force: 53 hr
Issued by: NWS Little Rock, AR
Flood severity: Minor

Counties Clark County, AR, Hot Spring County, AR

The radar

The Little Rock radar (KLZK), 103 km from the middle of the area, began a volume at 12:43 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 river

Written for the forecast point Ouachita River at Arkadelphia (AKDA4).

Action stage: 16 ft
Minor stage: 17 ft
Moderate stage: 24 ft
Major stage: 27 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07360000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at May 1, 6:04 AM CDT, 1 hour 38 minutes earlier.

Area forecast discussion, May 1, 6:04 AM CDT, 1 hour 38 minutes before

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Hazardous weather outlook, May 1, 3:15 AM CDT, 4 hours 27 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
315 AM CDT SUN MAY 1 2011

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-021000-
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-
315 AM CDT SUN MAY 1 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS.

.DAY ONE...TODAY AND TONIGHT

THE COLD FRONT THAT MOVED SOUTH INTO THE STATE ON SATURDAY HAS
STALLED ACROSS CENTRAL SECTIONS OF THE STATE. WIDESPREAD SHOWERS
AND THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG THIS FRONT
THROUGH AT LEAST TONIGHT. SOME OF THESE STORMS COULD BECOME
SEVERE...WITH MAINLY LARGE HAIL AND DAMAGING WINDS THE MAIN
THREAT. THE BEST CHANCE FOR SEVERE WEATHER WILL BE ACROSS THE
SOUTHEAST THIRD OF THE STATE THROUGH TONIGHT.

FLASH FLOODING WILL CONTINUE TO BE MAJOR CONCERN THROUGH AT LEAST
TONIGHT AS THESE THUNDERSTORMS WILL PRODUCE VERY HEAVY
RAINFALL...AND LIKELY MOVE OVER OR NEAR LOCATIONS THAT ALREADY SAW
VERY HEAVY RAINFALL. AREAS ACROSS CENTRAL ARKANSAS HAVE ALREADY
SEEN 2 TO OVER 5 INCHES OF RAINFALL SINCE SATURDAY EVENING. ANY
ADDITIONAL HEAVY RAINFALL WILL LIKELY CAUSE FLASH FLOODING. A
FLASH FLOOD WATCH IS IN EFFECT THIS EVENING THROUGH MONDAY FOR
THIS PERSISTING FLASH FLOOD THREAT.

RIVER FLOODING IS ALSO A CONTINUING THREAT ACROSS THE
REGION...WITH MANY RIVERS ACROSS THE STATE REMAINING AT OR ABOVE
FLOOD STAGE. SOME LOCATIONS HAVE YET TO SEE THE RIVERS
CREST...WITH CONTINUING RISES EXPECTED FROM PREVIOUS RAINFALL. ANY
ADDITIONAL RAINFALL WILL LIKELY EITHER AGGRAVATE THIS
SITUATION...OR AT LEAST SLOW THE RATE AT WHICH FLOOD WATERS
RECEDE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THE FRONT WILL REMAIN ACROSS SOME PORTION OF THE STATE THROUGH
EARLY TUESDAY...WITH SEVERAL MORE ROUNDS OF SHOWERS AND
THUNDERSTORMS EXPECTED. WHILE THERE WILL REMAIN AT LEAST SOME
THREAT FOR SEVERE WEATHER DURING THIS PERIOD...A VERY SIGNIFICANT
THREAT FOR FLASH FLOODING WILL PERSIST THROUGH TUESDAY. AN
ADDITIONAL 2 TO AS MUCH AS 5 INCHES OR MORE RAINFALL IS POSSIBLE
THROUGH TUESDAY...IN AREAS THAT HAVE ALREADY SEEN VERY HEAVY
RAINFALL. AGAIN...A FLASH FLOOD WATCH IS IN EFFECT THROUGH MONDAY.

RIVER FLOODING CONCERNS WILL CONTINUE FOR MANY RIVERS ACROSS THE
STATE THROUGH MUCH OF THE WEEK. ANY ADDITIONAL HEAVY RAINFALL
WILL ONLY AGGRAVATE THE ALREADY VERY SIGNIFICANT RIVER FLOODING
SITUATION ONGOING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING FOR
THE SEVERE WEATHER THREAT. ALSO...ANY REPORTS OF FLASH FLOODING
ARE ENCOURAGED.

&&

VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND
CLICK ON CENTRAL ARKANSAS.

62

In the hours before

Local storm report, May 1, 2:19 AM CDT, 5 hours 23 minutes before

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Local storm report, May 1, 2:48 AM CDT, 4 hours 54 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
248 AM CDT SUN MAY 01 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0240 AM     FLASH FLOOD      2 S PINNACLE MOUNTAIN   34.79N 92.47W
05/01/2011                   PULASKI            AR   AMATEUR RADIO

            HIGHWAY 300 WAS REPORTED TO BE WASHED OUT AND IMPASSIBLE
            JUST NORTH OF CANTRELL ROAD.

&&

46

Local storm report, May 1, 2:49 AM CDT, 4 hours 53 minutes before

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Local storm report, May 1, 6:22 AM CDT, 1 hour 20 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 7:33 PM CDT	Flash Flood Warning	LZK	Cleburne, Conway, Faulkner, Garland, Independence, Izard and 9 more	3 hr
Apr 30, 7:54 PM CDT	Special Weather Statement	LZK	Perry	46 min
Apr 30, 8:00 PM CDT	Special Weather Statement	LZK	Stone, Van Buren	45 min
Apr 30, 8:02 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Conway, Stone, Van Buren	43 min
Apr 30, 8:06 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery, Perry, Saline	39 min
Apr 30, 8:32 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Izard, Sharp, Stone	43 min
Apr 30, 8:44 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Garland, Perry, Pulaski, Saline	46 min
Apr 30, 9:18 PM CDT	Flash Flood Warning	LZK	Faulkner, Garland, Lonoke, Pulaski, Saline, White	3 hr
Apr 30, 9:30 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski, Saline, White	45 min
Apr 30, 9:37 PM CDT	Special Weather Statement	LZK	Independence	48 min
Apr 30, 10:29 PM CDT	Flash Flood Warning	LZK	Conway, Faulkner, Garland, Montgomery, Perry, Pulaski and 2 more	3 hr
Apr 30, 10:56 PM CDT	Flash Flood Warning	LZK	Lonoke, Prairie, Pulaski, White, Woodruff	3 hr
Apr 30, 11:53 PM CDT	Special Weather Statement	LZK	Woodruff	47 min
Apr 30, 11:58 PM CDT	Flash Flood Warning	LZK	Monroe, Prairie, White, Woodruff	3 hr
May 1, 12:04 AM CDT	Flash Flood Warning	LZK	Conway, Faulkner, Garland, Hot Spring, Lonoke, Montgomery and 9 more	6 hr
May 1, 12:12 AM CDT	Special Weather Statement	LZK	Montgomery	48 min
May 1, 1:55 AM CDT	River Flood Warning	LZK	Fulton, Sharp	56 hr
May 1, 1:55 AM CDT	River Flood Warning	LZK	Lawrence, Randolph	3 days
May 1, 2:00 AM CDT	River Flood Warning	LZK	Randolph	3 days
May 1, 2:34 AM CDT	Flash Flood Warning	LZK	Jackson, Monroe, Prairie, White, Woodruff	3 hr
May 1, 2:37 AM CDT	Flash Flood Warning	LZK	Cleburne, Independence, Jackson, Sharp, White, Woodruff	2 hr
May 1, 4:48 AM CDT	River Flood Warning	LZK	Saline	53 hr
May 1, 5:59 AM CDT	Flash Flood Warning	LZK	Arkansas, Dallas, Grant, Hot Spring, Jefferson, Lonoke and 5 more	3 hr
May 1, 6:52 AM CDT	River Flood Advisory	LZK	Searcy	36 hr
May 1, 7:44 AM CDT	River Flood Warning	LZK	Clark, Nevada, Ouachita	50 hr
May 1, 7:49 AM CDT	Flash Flood Warning	LZK	Faulkner, Hot Spring, Lonoke, Perry, Prairie, Pulaski and 2 more	3 hr
May 1, 8:51 AM CDT	Severe Thunderstorm Warning	LZK	Polk	41 min
May 1, 8:59 AM CDT	River Flood Warning	LZK	Independence	4 days
May 1, 9:12 AM CDT	Flash Flood Warning	LZK	Conway, Garland, Hot Spring, Logan, Montgomery, Perry and 6 more	3 hr
May 1, 9:40 AM CDT	Special Weather Statement	LZK	Polk, Scott	60 min
May 1, 9:58 AM CDT	Flash Flood Warning	LZK	Baxter, Boone, Cleburne, Conway, Faulkner, Izard and 10 more	3 hr
May 1, 10:08 AM CDT	Severe Thunderstorm Warning	LZK	Conway, Pope, Van Buren, Yell	42 min
May 1, 10:42 AM CDT	Flash Flood Warning	LZK	Baxter, Cleburne, Fulton, Independence, Izard, Jackson and 7 more	3 hr
May 1, 11:18 AM CDT	Special Weather Statement	LZK	Faulkner, Saline	62 min
May 1, 11:25 AM CDT	Flash Flood Warning	LZK	Faulkner, Garland, Hot Spring, Lonoke, Perry, Pulaski and 2 more	3 hr
May 1, 11:38 AM CDT	Flash Flood Warning	LZK	Clark, Dallas, Garland, Hot Spring, Pike	3 hr
May 1, 11:43 AM CDT	River Flood Warning	LZK	Arkansas, Desha, Lincoln	17 days
May 1, 11:46 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring, Pike	29 min
May 1, 11:54 AM CDT	Tornado Warning	LZK	Clark, Dallas, Hot Spring, Pike	36 min
May 1, 12:14 PM CDT	Special Weather Statement	LZK	Lonoke, Pulaski	46 min
May 1, 12:58 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie, White, Woodruff	32 min
May 1, 1:05 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski, Saline	30 min
May 1, 1:09 PM CDT	Severe Thunderstorm Warning	LZK	Prairie, Woodruff	36 min
May 1, 1:39 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe, Prairie	36 min
May 1, 2:18 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Perry, Pulaski, Saline	27 min
May 1, 2:30 PM CDT	Areal Flood Warning	LZK	Arkansas, Baxter, Clark, Cleburne, Cleveland, Conway and 31 more	6 hr
May 1, 2:41 PM CDT	River Flood Warning	LZK	Faulkner, Perry	6 hr
May 1, 2:41 PM CDT	River Flood Warning	LZK	Jefferson, Lincoln	31 hr
May 1, 2:41 PM CDT	River Flood Warning	LZK	Yell	4 days
May 1, 3:07 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Jackson, White	53 min
May 1, 3:12 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Pulaski, Saline	30 min
May 1, 3:26 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Saline	49 min
May 1, 3:37 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie, Pulaski	38 min
May 1, 4:32 PM CDT	Flash Flood Warning	LZK	Hot Spring	3 hr
May 1, 6:22 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	53 min
May 1, 6:25 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Logan, Pope, Van Buren, Yell	50 min
May 1, 6:25 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Pope, Van Buren	35 min
May 1, 6:28 PM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton, Izard, Marion, Searcy	47 min
May 1, 6:55 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Pope, Van Buren	35 min
May 1, 6:58 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Stone, Van Buren	32 min
May 1, 6:59 PM CDT	Severe Thunderstorm Warning	LZK	Izard, Sharp	26 min

Nearby

River Flood Warnings in Arkansas, 2011 Every river flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.