Alert archive / South Carolina / Special Weather Statements in 2017
Special Weather Statement, NWS Columbia, SC
NWS Columbia, SC issued this special weather statement at May 25, 2017, 1:11 AM EDT for Chesterfield County, South Carolina. It was in force for 34 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
- May 25, 2017, 1:11 AM EDT (05:11 UTC)
- Expired
- May 25, 2017, 1:45 AM EDT
- In force
- 34 min
- Issued by
- NWS Columbia, SC
County Chesterfield County, SC
The radar
The Columbia radar (KCAE), 111 km from the middle of the area, began a volume at 05:14 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 00:00Z, 5.2 hours before the alert went out and 156 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
- 24 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 190 m²/s²
- 0-3 km storm-relative helicity
- 278 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
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</html>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 Columbia, SC wrote its last area forecast discussion before this special weather statement went out at May 24, 7:09 PM EDT, 6 hours 2 minutes earlier.
Area forecast discussion, May 24, 7:09 PM EDT, 6 hours 2 minutes before
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Hazardous Weather Outlook National Weather Service Columbia SC 600 PM EDT Wed May 24 2017 GAZ063>065-077-SCZ016-022-025-027>031-035>038-041-252200- McDuffie-Columbia-Richmond-Burke-Chesterfield-Kershaw-Edgefield- Lexington-Richland-Lee-Aiken-Sumter-Barnwell-Orangeburg-Calhoun- Clarendon-Bamberg- 600 PM EDT Wed May 24 2017 ...FLASH FLOOD WATCH IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...TORNADO WATCH 263 IN EFFECT UNTIL 9 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 hazards. Tornado Watch. Flash Flood Watch. Numerous to widespread showers and thunderstorms are expected this afternoon and evening. A few of these thunderstorms could become strong and be capable of producing tornadoes and damaging wind gusts. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. GAZ040-SCZ015-018-020-021-026-252200- Lincoln-Lancaster-McCormick-Newberry-Fairfield-Saluda- 600 PM EDT Wed May 24 2017 ...FLASH FLOOD WATCH IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...TORNADO WATCH 262 IN EFFECT UNTIL 9 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 hazards. Tornado Watch. Flash Flood Watch. Numerous to widespread showers and thunderstorms are expected this afternoon and evening. A few of these thunderstorms could become strong and be capable of producing tornadoes and damaging wind gusts. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Local storm report, May 24, 7:12 PM EDT, 5 hours 59 minutes before
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</html>Local storm report, May 24, 7:32 PM EDT, 5 hours 39 minutes before
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</html>Local storm report, May 24, 7:53 PM EDT, 5 hours 18 minutes before
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</html>Local storm report, May 24, 7:54 PM EDT, 5 hours 17 minutes before
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</html>The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 11:09 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Edgefield | 36 min |
| May 24, 11:35 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Lexington | 44 min |
| May 25, 12:11 AM EDT | Special Weather Statement | CAE | Richland | 34 min |
| May 25, 12:30 AM EDT | Special Weather Statement | CAE | Kershaw | 30 min |
| May 25, 12:47 AM EDT | Special Weather Statement | CAE | Lancaster | 28 min |
| May 25, 9:19 AM EDT | River Flood Warning | CAE | Chesterfield, Marlboro | 60 hr |
| May 25, 1:12 PM EDT | Special Weather Statement | CAE | Calhoun, Clarendon, Lee, Richland, Sumter | 48 min |
| May 24, 10:35 PM EDT | Special Weather Statement | CAE | Richmond | 25 min |
| May 24, 10:48 PM EDT | Special Weather Statement | CAE | Richmond | 27 min |
Nearby
Special Weather Statements in South Carolina, 2017Every special weather statement in 2017
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.