Alert archive / Maryland / Coastal Flood Statements in 2017
Coastal Flood Statement 31, NWS Wakefield, VA
NWS Wakefield, VA issued this coastal flood statement at Jul 27, 2017, 4:02 PM EDT for Dorchester County, Wicomico County, Maryland. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Jul 27, 2017, 4:02 PM EDT (20:02 UTC)
- Expired
- Jul 28, 2017, 7:00 AM EDT
- In force
- 15 hr
- Issued by
- NWS Wakefield, VA
Counties Dorchester County, MD, Wicomico County, MD
The radar
The Dover AFB radar (KDOX), 60 km from the middle of the area, began a volume at 20:05 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.0 hours before the alert went out and 147 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this coastal flood statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wakefield, VA wrote its last area forecast discussion before this coastal flood statement went out at Jul 27, 2:05 PM EDT, 1 hour 57 minutes earlier.
Area forecast discussion, Jul 27, 2:05 PM EDT, 1 hour 57 minutes before
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</html>The office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 3:20 PM EDT | Flash Flood Watch | AKQ | Accomack, Caroline, Essex, Gloucester, King and Queen, King William and 6 more | 42 hr |
| Jul 27, 4:30 PM EDT | Special Weather Statement | AKQ | Lunenburg, Prince Edward | 45 min |
| Jul 27, 5:17 PM EDT | Special Weather Statement | AKQ | Lunenburg, Nottoway | 43 min |
| Jul 27, 6:01 PM EDT | Special Weather Statement | AKQ | Mecklenburg | 44 min |
| Jul 27, 6:10 PM EDT | Special Weather Statement | AKQ | Brunswick, Dinwiddie, Greensville, City of Emporia | 50 min |
Nearby
Coastal Flood Statements in Maryland, 2017Every coastal flood 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.