Alert archive / Tennessee / River Flood Warnings in 2009

River Flood Warning 20, NWS Memphis, TN

May 1, 2009Obion County, Weakley County, Tennessee

NWS Memphis, TN issued this river flood warning at May 1, 2009, 8:30 PM CDT for Obion County, Weakley County, Tennessee. It took effect at May 2, 2009, 1:00 AM CDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
May 1, 2009, 8:30 PM CDT (01:30 UTC)
In effect from
May 2, 2009, 1:00 AM CDT
Expired
May 2, 2009, 7:00 AM CDT
In force
6 hr
Issued by
NWS Memphis, TN
Flood severity
Minor

Counties Obion County, TN, Weakley County, TN

The radar

The Paducah radar (KPAH), 84 km from the middle of the area, began a volume at 01:34 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 Obion River near Martin (NOMT1). The gauge peaked at 19.32 ft at May 1, 2009, 8:00 PM CDT.

actionminormoderate510152005/0205/03
Action stage
19 ft
Minor stage
20 ft
Moderate stage
21 ft
Major stage
23 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07025400, 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 Memphis, TN wrote its last area forecast discussion before this river flood warning went out at May 1, 7:18 PM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, May 1, 7:18 PM CDT, 1 hour 12 minutes before
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Hazardous weather outlook, May 1, 4:05 PM CDT, 4 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MEMPHIS TN
405 PM CDT FRI MAY 1 2009

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-
MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-022315-
ALCORN-BENTON MS-CALHOUN-CARROLL-CHESTER-CHICKASAW-CLAY-COAHOMA-
CRAIGHEAD-CRITTENDEN-CROCKETT-CROSS-DESOTO-DECATUR-DUNKLIN-DYER-
FAYETTE-GIBSON-GREENE-HARDEMAN-HARDIN-HAYWOOD-HENDERSON-HENRY-
ITAWAMBA-LAFAYETTE-LAKE-LAUDERDALE-LAWRENCE-LEE AR-LEE MS-MADISON-
MARSHALL-MCNAIRY-MISSISSIPPI-MONROE-OBION-PANOLA-PEMISCOT-
PHILLIPS-POINSETT-PONTOTOC-PRENTISS-QUITMAN-RANDOLPH-SHELBY-
ST. FRANCIS-TALLAHATCHIE-TATE-TIPPAH-TIPTON-TISHOMINGO-TUNICA-
UNION-WEAKLEY-YALOBUSHA-
405 PM CDT FRI MAY 1 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS...
THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE.

.DAY ONE...TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE ENTIRE
MID-SOUTH. THE MAIN THREATS WILL BE DAMAGING WINDS AND LARGE
HAIL...MAINLY BETWEEN THIS AFTERNOON AND MIDNIGHT.

THE ATMOSPHERE ACROSS THE MID-SOUTH HAS BECOME MOIST AND UNSTABLE THIS
AFTERNOON. MEANWHILE...A COLD FRONT IS APPROACHING FROM THE
NORTHWEST. THE FRONT WILL BE NEAR NORTHEAST ARKANSAS...THE
MISSOURI BOOTHEEL AND NORTHWEST TENNESSEE BY SUNSET...MOVING TO
NEAR INTERSTATE 40 BY LATE TONIGHT. A LINE OF THUNDERSTORMS IS
IS CURRENTLY DEVELOPING AHEAD OF THE FRONT ACROSS NORTHEAST
ARKANSAS INTO NORTHWEST TENNESSEE. SOME STORMS MAY BECOME SEVERE. IN
ADDITION...SCATTERED THUNDERSTORMS ARE DEVELOPING ACROSS THE REST
OF THE MID-SOUTH AND WILL CONTINUE INTO THE EVENING DUE TO DAYTIME
HEATING. A FEW OF THESE STORMS COULD ALSO BECOME SEVERE.

IN ADDITION...SOME THUNDERSTORMS MAY PRODUCE FLASH FLOODING ACROSS
NORTHEAST ARKANSAS...THE MISSOURI BOOTHEEL...AND NORTHWEST
TENNESSEE TONIGHT. A FLASH FLOOD WATCH HAS BEEN ISSUED.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE ENTIRE
MID-SOUTH SATURDAY AND SUNDAY. IN ADDITION...RAINFALL IS EXPECTED
TO BECOME HEAVY ALONG AND NORTH OF INTERSTATE 40 SATURDAY INTO SUNDAY...EXPANDING
SOUTHEASTWARD SUNDAY NIGHT TO INCLUDE NORTH MISSISSIPPI.

A STATIONARY FRONT WILL REMAIN SITUATED NEAR INTERSTATE 40 SATURDAY.
LOW PRESSURE WILL FORM ALONG THE FRONT SUNDAY AND MOVE
EAST-NORTHEASTWARD ACROSS THE MID-SOUTH SUNDAY INTO SUNDAY NIGHT.

THE MAIN THREATS OF SEVERE WEATHER SATURDAY WILL BE DAMAGING WINDS
AND LARGE HAIL ALONG AND SOUTH OF INTERSTATE 40...AND LARGE HAIL
TO THE NORTH. THE THREATS FROM THE SEVERE WEATHER WILL EXPAND
SUNDAY AND SUNDAY NIGHT TO INCLUDE THE THREAT OF A FEW TORNADOES
ALONG AND SOUTH OF INTERSTATE 40.

BETWEEN 3 AND 5 INCHES OF RAIN...LOCALLY MORE...MAY OCCUR FROM
PORTIONS OF NORTHEAST ARKANSAS...THE MISSOURI BOOTHEEL...INTO
NORTHWEST TENNESSEE THROUGH THE WEEKEND. FLASH FLOOD WATCHES HAVE
BEEN ISSUED AND MAY NEED TO BE EXPANDED FURTHER SOUTH LATER IN THE
WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED THIS AFTERNOON AND
EVENING...AND AGAIN OVER THE WEEKEND.

KRM

In the hours before

Local storm report, May 1, 7:35 PM CDT, 55 minutes before
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Special weather statement, May 1, 8:01 PM CDT, 29 minutes before
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Local storm report, May 1, 8:07 PM CDT, 23 minutes before
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Local storm report, May 1, 8:17 PM CDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TN
817 PM CDT FRI MAY 01 2009

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

0724 PM     FLASH FLOOD      12 NNE PARSONS          35.81N 88.04W
05/01/2009                   DECATUR            TN   LAW ENFORCEMENT

            FLOODING ON HOG CREEK DRIVE IN THE COMMUNITY OF SUGAR
            TREE

&&

MRM
Local storm report, May 1, 8:20 PM CDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TN
820 PM CDT FRI MAY 01 2009

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

0510 PM     FLASH FLOOD      12 NNE PARSONS          35.81N 88.04W
05/01/2009                   DECATUR            TN   LAW ENFORCEMENT

            FLOODING ON HOG CREEK DRIVE IN COMMUNITY OF SUGAR TREE

&&

MRM
Local storm report, May 1, 8:21 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MEMPHIS TN
821 PM CDT FRI MAY 01 2009

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

1141 AM     FLASH FLOOD      DRESDEN                 36.28N 88.69W
05/01/2009                   WEAKLEY            TN   EMERGENCY MNGR

            FLASH FLOODING IN DRESDEN AND GREENFIELD. AREAS OF
            GREENFIELD HAVE 3 FEET OF WATER. SOME HOUSES
            INACCESSIBLE.

1207 PM     FLASH FLOOD      12 S MARTIN             36.17N 88.86W
05/01/2009                   WEAKLEY            TN   EMERGENCY MNGR

            FLOODING ON HIGHWAY 45 WITHIN THE CITY OF GREENFIELD.

1209 PM     FLASH FLOOD      DRESDEN                 36.28N 88.69W
05/01/2009                   WEAKLEY            TN   EMERGENCY MNGR

            WEAKLEY COUNTY HAS MULTIPLE ROADWAYS UNDERWATER AT THIS
            TIME. LOCAL RESOURCES BEING TAXED HEAVILY TO RE-ROUTE
            TRAFFIC.

1245 PM     FLASH FLOOD      MARTIN                  36.34N 88.86W
05/01/2009                   WEAKLEY            TN   TRAINED SPOTTER

            AT LEAST 6 INCHES OF RAIN COVERING ROADS IN MARTIN.

0152 PM     FLASH FLOOD      HUNTINGDON              36.01N 88.41W
05/01/2009                   CARROLL            TN   EMERGENCY MNGR

            MULTIPLE ROADWAYS IN HUNGTINGDON UNDERWATER.

0310 PM     FLASH FLOOD      PARSONS                 35.65N 88.12W
05/01/2009                   DECATUR            TN   EMERGENCY MNGR

            MCILLWAINE ROAD IN NORTHERN DECATUR COUNTY AS WELL AS
            MAXWELL STREET IN PARSONS ARE FLOODED.

0430 PM     FLASH FLOOD      UNION CITY              36.42N 89.05W
05/01/2009                   OBION              TN   TRAINED SPOTTER

            1 AND 1/2 TO 2 FEET DEEP ON NORTH SUNSWEPT DRIVE THE ROAD
            IS IMPASSIBLE

0510 PM     FLASH FLOOD      12 NNE PARSONS          35.81N 88.04W
05/01/2009                   DECATUR            TN   LAW ENFORCEMENT

            FLOODING ON HOG CREEK DRIVE IN COMMUNITY OF SUGAR TREE

0620 PM     FLASH FLOOD      TRENTON                 35.97N 88.94W
05/01/2009                   GIBSON             TN   TRAINED SPOTTER

            WATER OVER SEVERAL ROADS SOME AREAS IMPASSABLE

0724 PM     FLASH FLOOD      12 NNE PARSONS          35.81N 88.04W
05/01/2009                   DECATUR            TN   LAW ENFORCEMENT

            FLOODING ON HOG CREEK DRIVE IN THE COMMUNITY OF SUGAR
            TREE

&&

MRM

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 1, 8:14 PM CDTSevere Thunderstorm WarningMEGAlcorn, Tishomingo46 min
May 2, 3:16 AM CDTAreal Flood AdvisoryMEGDeSoto, Tunica3 hr
May 2, 4:00 AM CDTAreal Flood AdvisoryMEGBenton, Marshall, Tate, Tippah2 hr
May 2, 9:22 AM CDTFlash Flood WarningMEGCoahoma, Tunica3 hr
May 2, 12:12 PM CDTFlash Flood WarningMEGCoahoma, Panola, Quitman, Tate, Tunica3 hr
May 2, 2:08 PM CDTTornado WarningMEGItawamba37 min
May 2, 2:30 PM CDTTornado WarningMEGItawamba19 min
May 2, 3:12 PM CDTFlash Flood WarningMEGCoahoma, Quitman, Tunica3 hr
May 2, 4:57 PM CDTFlash Flood WarningMEGCoahoma, Panola, Quitman, Tallahatchie, Tate, Tunica and 1 more6 hr
May 1, 7:26 PM CDTSevere Thunderstorm WarningMEGHardin, McNairy64 min
May 1, 7:51 PM CDTAreal Flood AdvisoryMEGChester, Fayette, Hardeman, Hardin, McNairy54 min
May 1, 8:30 PM CDTRiver Flood WarningMEGDyer, Gibson, Obion12 days
May 1, 8:36 PM CDTFlash Flood WarningMEGChester, Hardeman, Hardin, McNairy3 hr
May 2, 1:42 AM CDTAreal Flood AdvisoryMEGHenry, Obion, Weakley3 hr
May 2, 1:44 AM CDTAreal Flood AdvisoryMEGCarroll, Decatur, Henderson3 hr
May 2, 2:04 AM CDTFlash Flood WarningMEGShelby4 hr
May 2, 2:49 AM CDTFlash Flood WarningMEGCarroll, Decatur, Henderson3 hr
May 2, 11:23 AM CDTRiver Flood WarningMEGFayette, Shelby9 hr
May 2, 11:38 AM CDTRiver Flood WarningMEGDyer, Lake, Lauderdale25 days
May 1, 11:34 PM CDTFlash Flood WarningMEGPoinsett3 hr
May 2, 11:23 AM CDTRiver Flood WarningMEGMississippi, Poinsett47 hr
May 2, 11:23 AM CDTRiver Flood WarningMEGLee, St. Francis10 hr

Nearby

River Flood Warnings in Tennessee, 2009Every river flood warning in 2009

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.