Alert archive / Tennessee / Flash Flood Warnings in 2010
Flash Flood Warning 256, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Jul 26, 2010, 4:31 PM CDT for Carroll County, Gibson County, Weakley County, Tennessee. It was in force for 2 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
- Jul 26, 2010, 4:31 PM CDT (21:31 UTC)
- Expired
- Jul 26, 2010, 6:56 PM CDT
- In force
- 2 hr
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carroll County, TN, Gibson County, TN, Weakley County, TN
The radar
The Paducah radar (KPAH), 109 km from the middle of the area, began a volume at 21:33 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
Little Rock, AR (KLZK), launched 12:00Z, 9.5 hours before the alert went out and 180 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
- 2387 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 872 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
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 Memphis, TN wrote its last area forecast discussion before this flash flood warning went out at Jul 26, 2:53 PM CDT, 1 hour 38 minutes earlier.
Area forecast discussion, Jul 26, 2:53 PM CDT, 1 hour 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEMPHIS TN
253 PM CDT MON JUL 26 2010
.DISCUSSION...
A DEEP TROPICAL AIRMASS WILL REMAIN OVER THE MID SOUTH INTO EARLY
NEXT WEEK WITH SEASONABLY HOT TEMPERATURES. WILL HAVE TO MONITOR
THE NEED FOR HEAT ADVISORIES BEYOND THIS EVENING ON A DAILY
BASIS...ESPECIALLY FROM WEDNESDAY INTO THE WEEKEND AS H5 HEIGHTS
RISE WITH THE HIGH ALOFT MOVING OVERHEAD.
SHOWER AND THUNDERTORM ACTIVITY SHOULD GRADUALLY DIMINISH DURING
THE WEEK AS H7 TEMPS INCREASE AND PROVIDE A MID LEVEL CAP.
DIFFICULT TO RULE OUT ISOLATED AFTERNOON AND EVENING PULSE STORMS
WITH DEWPOINTS IN THE MID 70S THROUGHOUT THE FORECAST PERIOD. WILL
HAVE TO WATCH FOR A POTENTIAL BACKDOOR COLD FRONT ACROSS THE
NORTHEAST QUARTER OF THE REGION IN THE THURSDAY AND FRIDAY TIME
FRAME.
THE 12Z MEDIUM RANGE MODELS DIFFER ON THE AMPLITUDE OF A NORTHEAST
U.S. UPPER TROUGH EARLY NEXT WEEK. THE ECMWF IS MORE AMPLIFIED
THAN THE GFS AND WOULD ALLOW FOR LOWER TEMPERATURES AND POSSIBLE
MCS ACTIVITY IN NORTHWEST FLOW ALOFT. DECIDED ON THE PERSISTENCE
FORECAST THIS FAR OUT.
OKULSKI
&&
.AVIATION...
18Z TAFS
MAINLY VFR CONDITIONS AND LIGHT WINDS CAN BE EXPECTED.
ISOLATED TO SCATTERED SHRA/TSRA WILL DEVELOP OVER THE AREA 18-01Z. KEPT
VCTS AT ALL LOCATIONS WITH A TEMPO 20-22Z AT KTUP WHERE CONFIDENCE
OF TSRA DIRECTLY AFFECTING SITE IS HIGHEST. BRIEF LIFR/IFR/MVFR
CONDITIONS AND GUSTY WINDS WOULD BE POSSIBLE...LESS THAN 1 HOUR...
IF TSRA DIRECTLY AFFECTS SITE. WILL AMEND AS NECESSARY.
THINK MOST...IF NOT ALL...SHRA/TSRA WILL END BY 01Z...SO DID NOT
MENTION IN TAFS...THOUGH CANNOT COMPLETELY RULE OUT A STRAY
SHRA/TSRA AFFECTING ANY SITE BEYOND 01Z.
THERE IS SOME CONCERN FOR WIDESPREAD MVFR AND PERHAPS IFR
CONDITIONS AFTER 05Z AT ALL TAF SITES. WITH LOW CONFIDENCE...KEPT
VFR CONDITIONS MENTION FOR NOW...BUT WILL CONTINUE TO MONITOR.
MBS
&&
.PRELIMINARY POINT TEMPS/POPS...
MEM 78 93 78 93 / 40 40 20 30
MKL 75 92 75 93 / 40 40 20 30
JBR 76 93 75 93 / 30 40 20 30
TUP 75 93 75 93 / 40 40 20 30
&&
.MEG WATCHES/WARNINGS/ADVISORIES...
AR...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR CRAIGHEAD-
CRITTENDEN-CROSS-GREENE-LAWRENCE-LEE AR-MISSISSIPPI-
PHILLIPS-POINSETT-ST. FRANCIS.
MO...NONE.
MS...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR ALCORN-BENTON MS-
CALHOUN-CHICKASAW-COAHOMA-DESOTO-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PANOLA-PONTOTOC-PRENTISS-QUITMAN-
TALLAHATCHIE-TATE-TIPPAH-TISHOMINGO-TUNICA-UNION-YALOBUSHA.
TN...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR CHESTER-CROCKETT-
DECATUR-FAYETTE-HARDEMAN-HARDIN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON.
&&Hazardous weather outlook, Jul 26, 2:13 PM CDT, 2 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEMPHIS TN 213 PM CDT MON JUL 26 2010 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-272115- 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- 213 PM CDT MON JUL 26 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS... THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE. .DAY ONE...THIS AFTERNOON AND TONIGHT STRONG THUNDERSTORMS WITH GUSTY WINDS AND HEAVY RAIN WILL BE POSSIBLE THROUGH THIS EVENING. A FEW STORMS MAY BECOME SEVERE AND LOCALIZED FLASH FLOODING WILL BE A CONCERN. A HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM FOR MOST OF THE MID SOUTH. HEAT INDICES WILL BE BETWEEN 104 AND 108 DEGREES. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH MONDAY STRONG THUNDERSTORMS WITH GUSTY WINDS AND HEAVY RAIN WILL BE POSSIBLE ONCE AGAIN ON TUESDAY. HEAT INDICES ARE FORECAST TO BE IN THE 105 TO 109 DEGREE RANGE FROM WEDNESDAY THROUGH MONDAY. HEAT ADVISORIES MAY BE NEEDED DURING THIS TIME FRAME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. OKULSKI
In the hours before
Special weather statement, Jul 26, 3:07 PM CDT, 1 hour 24 minutes before
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</html>Special weather statement, Jul 26, 3:20 PM CDT, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 320 PM CDT MON JUL 26 2010 TNZ050-051-262100- CROCKETT TN-HAYWOOD TN- 320 PM CDT MON JUL 26 2010 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 400 PM CDT FOR... SOUTHWESTERN CROCKETT COUNTY IN NORTHWEST TENNESSEE... NORTHERN HAYWOOD COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING WINDS AT LEAST 40 MPH WAS LOCATED OVER BELLE EAGLE AT 320 PM CDT...MOVING NORTHEAST AT 10 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN CROCKETT AND HAYWOOD COUNTIES...INCLUDING LOCATIONS NEAR BROWNSVILLE...SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 26, 3:30 PM CDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 330 PM CDT MON JUL 26 2010 TNZ020-051-052-262115- CROCKETT TN-GIBSON TN-MADISON TN- 330 PM CDT MON JUL 26 2010 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 415 PM CDT FOR... SOUTHEASTERN CROCKETT COUNTY IN NORTHWEST TENNESSEE... SOUTHEASTERN GIBSON COUNTY IN NORTHWEST TENNESSEE... NORTHERN MADISON COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING WINDS AT LEAST 40 MPH WAS LOCATED 5 MILES SOUTHEAST OF ADAIR AT 330 PM CDT...MOVING EAST AT 5 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN CROCKETT...GIBSON AND MADISON COUNTIES...INCLUDING LOCATIONS NEAR HUMBOLDT AND JACKSON...SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 26, 3:43 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 343 PM CDT MON JUL 26 2010 TNZ021-054-262115- CARROLL TN-HENDERSON TN- 343 PM CDT MON JUL 26 2010 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 415 PM CDT FOR... SOUTHERN CARROLL COUNTY IN NORTHWEST TENNESSEE... NORTHERN HENDERSON COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER AND WINDS AT LEAST 40 MPH WAS LOCATED 4 MILES NORTHWEST OF LEXINGTON AT 343 PM CDT...MOVING WEST AT 5 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN CARROLL AND HENDERSON COUNTIES...INCLUDING LOCATIONS NEAR LEXINGTON...NATCHEZ TRACE STATE FOREST AND NATCHEZ TRACE STATE PARK...SHOULD MONITOR THIS STORM CLOSELY. THIS SIGNIFICANT WEATHER ALERT ALSO INCLUDES BEECH LAKE AND PIN OAK LAKE.
Special weather statement, Jul 26, 3:46 PM CDT, 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 346 PM CDT MON JUL 26 2010 TNZ091-092-262130- HARDIN TN-MCNAIRY TN- 346 PM CDT MON JUL 26 2010 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 430 PM CDT FOR... WEST CENTRAL HARDIN COUNTY IN SOUTHWEST TENNESSEE... EASTERN MCNAIRY COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER AND WINDS AT LEAST 40 MPH WAS LOCATED 6 MILES SOUTHWEST OF ADAMSVILLE AT 346 PM CDT...MOVING NORTH AT 10 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN HARDIN AND MCNAIRY COUNTIES SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 26, 4:12 PM CDT, 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 412 PM CDT MON JUL 26 2010 TNZ020-262145- GIBSON TN- 412 PM CDT MON JUL 26 2010 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 445 PM CDT FOR... CENTRAL GIBSON COUNTY IN NORTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER AND WINDS AT LEAST 40 MPH WAS LOCATED 4 MILES WEST OF TRENTON AT 412 PM CDT... MOVING NORTH AT 5 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN GIBSON COUNTY...INCLUDING LOCATIONS NEAR TRENTON...SHOULD MONITOR THIS STORM CLOSELY.
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 12:12 PM CDT | Heat Advisory | MEG | Chester, Crockett, Decatur, Fayette, Hardeman, Hardin and 7 more | 8 hr |
| Jul 26, 3:34 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Madison | 41 min |
| Jul 26, 3:41 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Haywood | 36 min |
| Jul 26, 3:48 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Henderson | 42 min |
| Jul 26, 4:06 PM CDT | Flash Flood Warning | MEG | Carroll, Henderson | 3 hr |
| Jul 26, 4:29 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardin, Henderson, McNairy | 46 min |
| Jul 26, 4:32 PM CDT | Severe Thunderstorm Warning | MEG | Gibson | 43 min |
| Jul 26, 4:46 PM CDT | Flash Flood Warning | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 3 hr |
| Jul 26, 4:50 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lauderdale | 40 min |
| Jul 26, 5:09 PM CDT | Severe Thunderstorm Warning | MEG | Dyer | 26 min |
| Jul 26, 5:15 PM CDT | Flash Flood Warning | MEG | Dyer, Gibson, Lauderdale | 108 min |
| Jul 26, 6:14 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Haywood, Tipton | 24 min |
| Jul 26, 3:46 PM CDT | Flash Flood Warning | MEG | Coahoma, Quitman, Tallahatchie, Tunica | 37 min |
| Jul 26, 4:02 PM CDT | Severe Thunderstorm Warning | MEG | Monroe | 32 min |
| Jul 26, 1:43 PM CDT | Flash Flood Warning | MEG | Craighead, Greene, Lawrence | 2 hr |
| Jul 26, 2:10 PM CDT | Severe Thunderstorm Warning | MEG | Craighead, Greene, Lawrence | 46 min |
| Jul 26, 2:42 PM CDT | Flash Flood Warning | MEG | Craighead, Greene | 86 min |
| Jul 26, 3:25 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Mississippi, Poinsett | 50 min |
| Jul 26, 4:55 PM CDT | Severe Thunderstorm Warning | MEG | Cross, Poinsett | 26 min |
Nearby
Flash Flood Warnings in Tennessee, 2010Every flash flood warning in 2010
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.