Alert archive / North Carolina / High Surf Advisories in 2020
High Surf Advisory 2, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this high surf advisory at Feb 20, 2020, 2:54 AM EST for Dare County, North Carolina. It took effect at Feb 20, 2020, 10:00 PM EST. It was in force for 27 hr.
The area
The counties it named.
The facts
- Issued
- Feb 20, 2020, 2:54 AM EST (07:54 UTC)
- In effect from
- Feb 20, 2020, 10:00 PM EST
- Expired
- Feb 22, 2020, 1:00 AM EST
- In force
- 27 hr
- Issued by
- NWS Newport/Morehead City, NC
County Dare County, NC
The radar
The Morehead City radar (KMHX), 150 km from the middle of the area, began a volume at 07:59 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 00:00Z, 7.9 hours before the alert went out and 150 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1899 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- -157 m²/s²
- 0-3 km storm-relative helicity
- 226 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 Feb 20, 12:17 AM EST, 2 hours 37 minutes earlier.
Area forecast discussion, Feb 20, 12:17 AM EST, 2 hours 37 minutes before
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</html>Hazardous weather outlook, Feb 19, 10:15 PM EST, 4 hours 39 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 |
|---|---|---|---|---|
| Feb 19, 9:45 PM EST | Coastal Flood Advisory | MHX | Carteret, Craven, Dare, Hyde | 48 hr |
| Feb 19, 9:45 PM EST | Gale Warning | MHX | 45 hr | |
| Feb 19, 9:45 PM EST | Small Craft Advisory | MHX | 3 days | |
| Feb 19, 9:45 PM EST | Wind Advisory | MHX | Carteret, Dare, Hyde | 41 hr |
| Feb 20, 4:02 AM EST | Winter Storm Warning | MHX | Beaufort, Craven, Dare, Duplin, Greene, Hyde and 7 more | 27 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.