Alert archive / Tennessee / Special Weather Statements in 2016

Special Weather Statement, NWS Nashville, TN

March 31, 2016Giles County, Tennessee

NWS Nashville, TN issued this special weather statement at Mar 31, 2016, 8:48 PM CDT for Giles County, Tennessee. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 31, 2016, 8:48 PM CDT (01:48 UTC)
Expired: Mar 31, 2016, 9:15 PM CDT
In force: 27 min
Issued by: NWS Nashville, TN

County Giles County, TN

The radar

The Northeast Alabama radar (KHTX), 98 km from the middle of the area, began a volume at 01:49 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

Nashville Metro, TN (KBNA), launched 00:00Z, 1.8 hours before the alert went out and 125 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 217 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 861 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 488 m²/s²
0-3 km storm-relative helicity: 602 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Nashville, TN wrote its last area forecast discussion before this special weather statement went out at Mar 31, 8:16 PM CDT, 32 minutes earlier.

Area forecast discussion, Mar 31, 8:16 PM CDT, 32 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
816 PM CDT THU MAR 31 2016

.UPDATE...
FOR EVENING DISCUSSION.

&&

.DISCUSSION...

UPDATED THE SUITE OF FORECAST PRODUCTS TO REFLECT REMOVAL OF SEVERAL
COUNTIES FROM SEVERE THUNDERSTORM WATCH 71.

&&

.AVIATION...
00Z TAF DISCUSSION.

PREFRONTAL FORCING ACTING AS THE CATALYST FOR THE SHOWER AND TSTM
ACTIVITY THAT IS NOW JUST EAST OF BNA. SHOULD SEE SOME STORMINESS
EFFECT THE CSV AREA OVER THE NEXT FEW HOURS. THE MAIN FRONTAL
BOUNDARY IS STILL BACK TO OUR WEST AND IS NOT QUITE TO THE MS
RIVER AS OF YET. SOME REDEVELOPMENT WILL BE POSSIBLE BUT FOR
NOW...WILL COVER THIS WITH VICINITY WORDING UNTIL 12Z. AFT
12Z...LOOK FOR PARTIAL CLEARING AND WESTERLY WINDS THAT ARE
RELATIVELY WEAK.

&&

.OHX WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

SHORT TERM/AVIATION........21
LONG TERM..................31

Hazardous weather outlook, Mar 31, 8:45 PM CDT, 3 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NASHVILLE TN
845 PM CDT THU MAR 31 2016

TNZ060>063-075-077>079-093>095-011000-
MAURY-MARSHALL-RUTHERFORD-CANNON-BEDFORD-COFFEE-WARREN-GRUNDY-
WAYNE-LAWRENCE-GILES-
845 PM CDT THU MAR 31 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF MIDDLE
TENNESSEE.

...TORNADO WATCH IN EFFECT UNTIL 1 AM CDT FRIDAY MORNING...

.DAY ONE...TONIGHT

ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH THIS EVENING...
AS A COLD FRONT APPROACHES FROM THE WEST. DAMAGING WINDS AND
LARGE HAIL LOOK TO BE THE PRIMARY THREATS...ALONG WITH A FEW
TORNADOES.

LOCALIZED FLASH FLOODING MAY ALSO OCCUR...ESPECIALLY IN AREAS
THAT RECEIVED HEAVY RAINFALL LAST NIGHT AND EARLY TODAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION NEEDED THIS EVENING.

TNZ010-028-030>033-064-011000-
CLAY-WILSON-SMITH-JACKSON-PUTNAM-OVERTON-DE KALB-
845 PM CDT THU MAR 31 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF MIDDLE
TENNESSEE.

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 10 AM CDT TONIGHT...

.DAY ONE...TONIGHT

ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH THIS EVENING...
AS A COLD FRONT APPROACHES FROM THE WEST. DAMAGING WINDS AND
LARGE HAIL LOOK TO BE THE PRIMARY THREATS...ALONG WITH POSSIBLY
A TORNADO OR TWO.

LOCALIZED FLASH FLOODING MAY ALSO OCCUR...ESPECIALLY IN AREAS
THAT RECEIVED HEAVY RAINFALL LAST NIGHT AND EARLIER TODAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION NEEDED THIS EVENING.

TNZ005>009-011-023>027-029-034-056>059-065-066-080-011000-
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-PICKETT-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-FENTRESS-PERRY-
HICKMAN-LEWIS-WILLIAMSON-WHITE-CUMBERLAND-VAN BUREN-
845 PM CDT THU MAR 31 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF MIDDLE
TENNESSEE.

.DAY ONE...TONIGHT

ISOLATED STRONG THUNDERSTORMS ARE POSSIBLE THROUGH THIS EVENING...
AS A COLD FRONT APPROACHES FROM THE WEST. STRONG WINDS AND
HAIL WILL BE THE PRIMARY THREATS.

LOCALIZED FLASH FLOODING MAY ALSO OCCUR...ESPECIALLY IN AREAS
THAT RECEIVED HEAVY RAINFALL LAST NIGHT AND EARLY TODAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS EVENING.

SPOTTER THUNDERSTORM REPORTING CRITERIA...
TORNADO
FUNNEL CLOUD
FLOODING
HAIL >= 1/2 INCH
WINDS > 50 MPH
STRUCTURAL DAMAGE
TREES OR POWER LINES DOWN

31

In the hours before

Local storm report, Mar 31, 8:11 PM CDT, 37 minutes before

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Local storm report, Mar 31, 8:13 PM CDT, 35 minutes before

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Local storm report, Mar 31, 8:18 PM CDT, 30 minutes before

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Local storm report, Mar 31, 8:27 PM CDT, 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
827 PM CDT THU MAR 31 2016

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

0820 PM     FLASH FLOOD      5 S LAWRENCEBURG        35.17N  87.34W
03/31/2016                   LAWRENCE           TN   EMERGENCY MNGR

            WATER RESCUE IN SE LAWRENCE COUNTY WHERE 1 PERSON IS
            TRAPPED IN A HOUSE

&&

EVENT NUMBER OHX1600361

21

Local storm report, Mar 31, 8:31 PM CDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
831 PM CDT THU MAR 31 2016

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

0424 PM     TSTM WND DMG     6 N DICKSON             36.16N  87.38W
03/31/2016                   DICKSON            TN   LAW ENFORCEMENT

            SOME TREES DOWN ACROSS CENTRAL PORTIONS OF THE COUNTY

0450 PM     TSTM WND DMG     HOHENWALD               35.55N  87.56W
03/31/2016                   LEWIS              TN   TRAINED SPOTTER

            TREES AND POWERLINES DOWN ALONG HWY 48N AND FORREST AVE

0450 PM     TSTM WND DMG     10 SW SPRINGFIELD       36.40N  87.01W
03/31/2016                   ROBERTSON          TN   TRAINED SPOTTER

            TRAINED SPOTTER ESTIMATES 60 TO 70 MPH TSTM WIND GUST
            IN PLEASANT VIEW

0512 PM     TSTM WND DMG     9 S COLLINWOOD          35.05N  87.74W
03/31/2016                   WAYNE              TN   TWITTER

            12 INCH DIAMETER TREE DOWN SOUTH OF COLLINWOOD

0515 PM     LIGHTNING        CROSS PLAINS            36.54N  86.68W
03/31/2016                   ROBERTSON          TN   UTILITY COMPANY

            ABOUT 2050 CUSTOMERS ARE WITHOUT POWER IN CROSS PLAINS

0533 PM     TSTM WND DMG     COLUMBIA                35.62N  87.05W
03/31/2016                   MAURY              TN   EMERGENCY MNGR

            15 TO 20 TREES DOWN

0537 PM     HAIL             2 W COLUMBIA            35.62N  87.08W
03/31/2016  E1.75 INCH       MAURY              TN   LAW ENFORCEMENT

            GOLFBALL HAIL JUST WEST OF COLUMBIA

0546 PM     TSTM WND GST     8 ESE COLUMBIA          35.58N  86.92W
03/31/2016  E60 MPH          MAURY              TN   NWS EMPLOYEE

            50 TO 60 MPH WINDGUST ESTIMATION

0558 PM     LIGHTNING        GOODLETTSVILLE          36.33N  86.70W
03/31/2016                   DAVIDSON           TN   TWITTER

            HOUSE ON FIRE DUE TO LIGHTNING ALONG CONFERENCE DRIVE

0630 PM     TSTM WND DMG     MURFREESBORO            35.85N  86.39W
03/31/2016                   RUTHERFORD         TN   TWITTER

            TREE ON HOME ALONG NORTH COVE DR IN MURFREESBORO

0657 PM     HAIL             SMITHVILLE              35.96N  85.82W
03/31/2016  E1.00 INCH       DE KALB            TN   LAW ENFORCEMENT

0820 PM     FLASH FLOOD      5 S LAWRENCEBURG        35.17N  87.34W
03/31/2016                   LAWRENCE           TN   EMERGENCY MNGR

            WATER RESCUE IN SE LAWRENCE COUNTY WHERE 1 PERSON IS
            TRAPPED IN A HOUSE

&&

EVENT NUMBER OHX1600357 OHX1600350 OHX1600351 OHX1600358 OHX1600356
OHX1600360 OHX1600352 OHX1600354 OHX1600353 OHX1600355 OHX1600359
OHX1600361

31

Special weather statement, Mar 31, 8:48 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
848 PM CDT THU MAR 31 2016

TNZ095-010215-
GILES TN-
848 PM CDT THU MAR 31 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN GILES COUNTY UNTIL 915
PM CDT...

AT 847 PM CDT...DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG
A LINE EXTENDING FROM 7 MILES NORTH OF ARDMORE TO 9 MILES NORTHEAST
OF LEXINGTON. THESE STORMS WERE MOVING EAST AROUND 30 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
PULASKI...ARDMORE...ELKTON...MINOR HILL...GOODSPRING...PROSPECT AND
FRANKEWING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY LEAD
TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR CENTRAL
TENNESSEE.

LAT...LON 3500 8722 3506 8722 3510 8721 3512 8722
      3512 8720 3514 8721 3516 8720 3521 8683
      3499 8684
TIME...MOT...LOC 0147Z 044DEG 3KT 3509 8680 3505 8723

13

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 31, 7:05 PM CDT	Special Weather Statement	OHX	Jackson, Putnam	40 min
Mar 31, 7:08 PM CDT	Tornado Warning	OHX	Giles	22 min
Mar 31, 7:16 PM CDT	Special Weather Statement	OHX	Clay, Jackson, Overton, Putnam	44 min
Mar 31, 7:22 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence	23 min
Mar 31, 7:25 PM CDT	Tornado Warning	OHX	Giles	35 min
Mar 31, 7:37 PM CDT	Special Weather Statement	OHX	Fentress, Overton	38 min
Mar 31, 7:44 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Lawrence	31 min
Mar 31, 7:46 PM CDT	Tornado Warning	OHX	Giles, Lawrence	29 min
Mar 31, 8:12 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Lawrence	33 min
Mar 31, 8:28 PM CDT	Flash Flood Warning	OHX	Giles, Lawrence, Wayne	3 hr
Mar 31, 9:05 PM CDT	Severe Thunderstorm Warning	OHX	Grundy	25 min
Mar 31, 10:02 PM CDT	Special Weather Statement	OHX	Cheatham, Davidson, Dickson, Williamson, Wilson	43 min
Mar 31, 11:48 PM CDT	River Flood Advisory	OHX	Lawrence	17 hr
Apr 1, 4:00 AM CDT	River Flood Advisory	OHX	Grundy	7 hr

Nearby

Special Weather Statements in Tennessee, 2016 Every special weather statement in 2016

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.