Alert archive / North Carolina / High Surf Advisories in 2020
High Surf Advisory 9, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this high surf advisory at May 17, 2020, 2:57 PM EDT for Carteret County, Dare County, Hyde County, North Carolina. It took effect at May 18, 2020, 5:00 AM EDT. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- May 17, 2020, 2:57 PM EDT (18:57 UTC)
- In effect from
- May 18, 2020, 5:00 AM EDT
- Expired
- May 18, 2020, 10:03 PM EDT
- In force
- 17 hr
- Issued by
- NWS Newport/Morehead City, NC
Counties Carteret County, NC, Dare County, NC, Hyde County, NC
The radar
The Morehead City radar (KMHX), 92 km from the middle of the area, began a volume at 18:59 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
Newport, NC (KMHX), launched 12:00Z, 7.0 hours before the alert went out and 92 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
- 8 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 694 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high surf advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Newport/Morehead City, NC wrote its last area forecast discussion before this high surf advisory went out at May 17, 2:38 PM EDT, 19 minutes earlier.
Area forecast discussion, May 17, 2:38 PM EDT, 19 minutes before
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</html>Hazardous weather outlook, May 17, 5:33 AM EDT, 9 hours 24 minutes before
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</html>The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 8:05 PM EDT | Beach Hazards Statement | MHX | Carteret, Dare, Hyde, Onslow | 24 hr |
| May 17, 5:07 AM EDT | Tropical Storm Warning | MHX | Beaufort, Carteret, Craven, Dare, Hyde, Onslow and 3 more | 36 hr |
| May 17, 2:57 PM EDT | Coastal Flood Advisory | MHX | Beaufort, Carteret, Craven, Dare, Hyde, Onslow and 2 more | 5 days |
| May 17, 7:49 PM EDT | Beach Hazards Statement | MHX | Carteret, Dare, Hyde, Onslow | 24 hr |
Nearby
High Surf Advisories in North Carolina, 2020Every high surf advisory in 2020
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.