Alert archive / North Carolina / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 171, NWS Greenville-Spartanburg, SC

July 28, 1997Davie County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 28, 1997, 4:49 PM EDT for Davie County, North Carolina. It was in force for 56 min. 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 28, 1997, 4:49 PM EDT (20:49 UTC)
Expired: Jul 28, 1997, 5:45 PM EDT
In force: 56 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Davie County, NC

The radar

The Roanoke radar (KFCX), 124 km from the middle of the area, began a volume at 20:52 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

Roanoke, VA (KRNK), launched 12:00Z, 8.8 hours before the alert went out and 169 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: 381 J/kg
Mixed-layer CIN: -172 J/kg
Mixed-layer LCL: 1214 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -65 m²/s²
0-3 km storm-relative helicity: -41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

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

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 28, 2:27 PM EDT, 2 hours 22 minutes earlier.

Area forecast discussion, Jul 28, 2:27 PM EDT, 2 hours 22 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
225 PM EDT MON JUL 28 1997

RAH: HI CHC POPS TNT NRN HLF...HI CHC POPS ALL ZONES TUE...CONTG
     CHC TUE NGT...CHC POPS SRN HALF SUN. TEMPS LWRD A TAD DUE TO
     INCRSD CLD COVER AND PRECIP
CAE/FFC: EVNG PD TNT...HI CHC TUE AND TUE NGT...CHC AGAIN WED.

GETTING BUSY WITH SVR WX NOW. MDLS STL PUSHING FOR FRNTL BNDRY INTO
NRN PART OF CWA ON TUE. INVESTIGATION OF PCGRIDDS DATA FOR ETA SUGST
THAT WELL DEFINED PRE-FRONTAL TROF WILL BE WHAT AFFECTS THE CWA TUE
AM..WITH FRONTAL PASSAGE TO FOLLOW TUE AFTN AND WED. MDLS DVLP WAVE
ALONG FRONT AS IT TRAVERSES SOUTHWARD...SO WUD EXPECT PROGRESS TO
SLOW AS IT DROPS INTO RGN. ONLY NRN THIRD OF CWA MAY GET TRULY DRIER
AIR INTO AREA; NGM MUCH MORE AGRESSIVE IN THIS REGARD. STILL
SURPRISED THAT MORE IN THE WAY SEVERE WEATHER NOT EXPECTED TOMORROW
BUT ADDTNL CLDS/PRECIP..AND FACT BEST DYNAMICS STAY N OF CWA
EXPECTED TO IRNHIBIT SUCH.

LIKE HIER POPS TUE THAN EITHER MOS OR FAN GIVE...WTH UNSETTLED WX
CONTG INTO TUE NGT AND WED SRN HALF.

AVL  71/82/66/79  4/5/4/3
CLT  76/88/69/87  2/5/4/3
GSP  75/86/72/86  2/5/4/3

BURRUS

In the hours before

Local storm report, Jul 28, 3:57 PM EDT, 52 minutes before

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Local storm report, Jul 28, 4:08 PM EDT, 41 minutes before

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Local storm report, Jul 28, 4:12 PM EDT, 37 minutes before

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Local storm report, Jul 28, 4:35 PM EDT, 14 minutes before

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Local storm report, Jul 28, 4:35 PM EDT, 14 minutes before

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Local storm report, Jul 28, 4:38 PM EDT, 11 minutes before

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The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 1:54 PM EDT	Severe Thunderstorm Warning	GSP	Haywood, Transylvania	66 min
Jul 28, 2:10 PM EDT	Flash Flood Warning	GSP	Haywood	2 hr
Jul 28, 2:18 PM EDT	Severe Thunderstorm Warning	GSP	McDowell	42 min
Jul 28, 2:44 PM EDT	Severe Thunderstorm Warning	GSP	McDowell	61 min
Jul 28, 3:43 PM EDT	Severe Thunderstorm Warning	GSP	Catawba	47 min
Jul 28, 3:47 PM EDT	Severe Thunderstorm Warning	GSP	Polk	43 min
Jul 28, 4:19 PM EDT	Severe Thunderstorm Warning	GSP	Lincoln	41 min
Jul 28, 4:37 PM EDT	Severe Thunderstorm Warning	GSP	Jackson	38 min
Jul 28, 4:49 PM EDT	Severe Thunderstorm Warning	GSP	Gaston, Mecklenburg	56 min
Jul 28, 5:56 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	49 min
Jul 28, 6:16 PM EDT	Severe Thunderstorm Warning	GSP	Madison	59 min
Jul 28, 6:38 PM EDT	Severe Thunderstorm Warning	GSP	Union	52 min
Jul 28, 4:08 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg	37 min
Jul 28, 4:52 PM EDT	Severe Thunderstorm Warning	GSP	Greenville, Spartanburg	53 min
Jul 28, 5:14 PM EDT	Severe Thunderstorm Warning	GSP	Habersham, Stephens	46 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1997 Every severe thunderstorm warning in 1997

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.