Alert archive / South Carolina / Lake Wind Advisories in 2016

Lake Wind Advisory 11, NWS Columbia, SC

April 7, 201616 counties in South Carolina; 5 counties in Georgia

NWS Columbia, SC issued this lake wind advisory at Apr 7, 2016, 9:54 AM EDT for 16 counties in South Carolina; 5 counties in Georgia. It took effect at Apr 7, 2016, 10:00 AM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Apr 7, 2016, 9:54 AM EDT (13:54 UTC)
In effect from: Apr 7, 2016, 10:00 AM EDT
Expired: Apr 7, 2016, 8:00 PM EDT
In force: 10 hr
Issued by: NWS Columbia, SC

All 21 counties

Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 13:53 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 1.9 hours before the alert went out and 286 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 588 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 171 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Columbia, SC wrote its last area forecast discussion before this lake wind advisory went out at Apr 7, 8:10 AM EDT, 1 hour 44 minutes earlier.

Area forecast discussion, Apr 7, 8:10 AM EDT, 1 hour 44 minutes before

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Hazardous weather outlook, Apr 7, 1:51 AM EDT, 8 hours 3 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
151 AM EDT THU APR 7 2016

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-080600-
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
151 AM EDT THU APR 7 2016

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MIDLANDS OF SOUTH CAROLINA
AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARD.

   WIND ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARD.

   LAKE WIND ADVISORY.

A FROST ADVISORY OR FREEZE WARNING MAY BE NEEDED FOR SATURDAY
NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Apr 7, 4:05 AM EDT, 5 hours 49 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
405 AM EDT THU APR 7 2016

SCZ016-022-027>029-031-035>038-041-070830-
BARNWELL-LEXINGTON-LEE-CLARENDON-RICHLAND-CALHOUN-SUMTER-ORANGEBURG-
CHESTERFIELD-KERSHAW-BAMBERG-
405 AM EDT THU APR 7 2016

A BAND OF SHOWERS AND THUNDERSTORMS WITH WIND GUSTS OF 45 TO 55 MPH
WILL AFFECT MUCH OF THE EASTERN MIDLANDS THROUGH 600 AM. THIS INCLUDES
THE AREA EXTENDING FROM CAMDEN...MCBEE...AND BISHOPVILLE SOUTHWARD
THROUGH SUMTER...MANNING AND ORANGEBURG. ALONG WITH THE WIND THERE
WILL BE BRIEF HEAVY RAIN AND OCCASIONAL LIGHTNING.

WEAK TREES WILL BE DOWNED BY THESE WINDS.

LAT...LON 3449 7988 3449 8005 3437 8029 3437 8018
      3415 8015 3399 7989 3395 7998 3381 7992
      3330 8025 3326 8043 3333 8051 3306 8090
      3310 8094 3303 8108 3312 8119 3314 8148
      3315 8148 3429 8078 3465 7980 3464 7980
TIME...MOT...LOC 0800Z 244DEG 61KT 3423 8084 3310 8150

Local storm report, Apr 7, 4:10 AM EDT, 5 hours 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
410 AM EDT THU APR 7 2016

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

0330 AM     TSTM WND DMG     CHAPIN                  34.17N 81.35W
04/07/2016                   LEXINGTON          SC   PUBLIC

            PUBLIC REPORT OF SEVERAL TREES DOWN IN
            CHAPIN

&&

BC

Special weather statement, Apr 7, 4:36 AM EDT, 5 hours 18 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
436 AM EDT THU APR 7 2016

SCZ016-022-028-029-031-035>038-041-070915-
BARNWELL-LEE-CLARENDON-RICHLAND-CALHOUN-SUMTER-ORANGEBURG-
CHESTERFIELD-KERSHAW-BAMBERG-
436 AM EDT THU APR 7 2016

A BAND OF SHOWERS AND THUNDERSTORMS WITH WIND GUSTS OF
45 TO 55 MPH WILL AFFECT PARTS OF THE EASTERN MIDLANDS
THROUGH 600 AM. THIS INCLUDES THE AREA EXTENDING
THROUGH BISHOPVILLE...SUMTER...MANNING...ORANGEBURG...
HOLLY HILL AND BAMBERG. ALONG WITH THE WIND THERE WILL
BE BRIEF HEAVY RAIN AND OCCASIONAL LIGHTNING.

WEAK TREES WILL BE DOWNED BY THESE WINDS.

BE ON THE LOOKOUT FOR DOWNED TREES OR LIMBS ON THE
ROADWAYS IF YOU WILL BE OUT EARLY THIS MORNING.

LAT...LON 3350 8010 3345 8022 3330 8025 3326 8043
      3333 8051 3313 8089 3306 8090 3310 8094
      3303 8108 3312 8122 3453 8032 3443 8016
      3436 8029 3432 8024 3437 8018 3423 8011
      3415 8015 3400 7990 3395 7998 3388 7988
TIME...MOT...LOC 0832Z 229DEG 93KT 3428 8038 3313 8115

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 7, 1:49 AM EDT	Wind Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	8 hr
Apr 7, 2:35 AM EDT	Special Weather Statement	CAE	Edgefield, Newberry, Saluda	55 min
Apr 7, 3:39 AM EDT	Special Weather Statement	CAE	Bamberg, Barnwell, Calhoun, Lexington, Orangeburg, Richland and 1 more	21 min
Apr 7, 4:05 AM EDT	Special Weather Statement	CAE	Bamberg, Calhoun, Clarendon, Kershaw, Lee, Orangeburg and 2 more	25 min
Apr 7, 4:36 AM EDT	Special Weather Statement	CAE	Bamberg, Calhoun, Clarendon, Lee, Orangeburg, Sumter	39 min

Nearby

Lake Wind Advisories in South Carolina, 2016 Lake Wind Advisories in Georgia, 2016 Every lake wind advisory 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.