Alert archive / North Carolina / Frost Advisories in 2021
Frost Advisory 3, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this frost advisory at Nov 13, 2021, 3:40 PM EST for 5 counties in North Carolina. It took effect at Nov 14, 2021, 2:00 AM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Nov 13, 2021, 3:40 PM EST (20:40 UTC)
- In effect from
- Nov 14, 2021, 2:00 AM EST
- Expired
- Nov 14, 2021, 8:00 AM EST
- In force
- 6 hr
- Issued by
- NWS Newport/Morehead City, NC
Counties Duplin County, NC, Greene County, NC, Lenoir County, NC, Martin County, NC, Pitt County, NC
The radar
The Raleigh/Durham radar (KRAX), 90 km from the middle of the area, began a volume at 20:42 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, 8.7 hours before the alert went out and 93 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
- 2173 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
905 WWUS72 KMHX 132040 NPWMHX URGENT - WEATHER MESSAGE National Weather Service Newport/Morehead City NC 340 PM EST Sat Nov 13 2021 NCZ029-044-079-090-091-140845- /O.NEW.KMHX.FR.Y.0003.211114T0700Z-211114T1300Z/ Martin-Pitt-Greene-Duplin-Lenoir- Including the cities of Williamston, Robersonville, Oak City, Jamesville, Greenville, Bethel, Farmville, Grifton, Grimesland, Snow Hill, Hookerton, Walstonburg, Wallace, Warsaw, Kenansville, Beulaville, Faison, Kinston, La Grange, and Pink Hill 340 PM EST Sat Nov 13 2021 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EST SUNDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Martin, Pitt, Greene, Duplin and Lenoir Counties. * WHEN...From 2 AM to 8 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
1 follow-up statement
433 WWUS72 KMHX 140254 NPWMHX URGENT - WEATHER MESSAGE National Weather Service Newport/Morehead City NC 954 PM EST Sat Nov 13 2021 NCZ029-044-079-090-091-141300- /O.CON.KMHX.FR.Y.0003.211114T0700Z-211114T1300Z/ Martin-Pitt-Greene-Duplin-Lenoir- Including the cities of Williamston, Robersonville, Oak City, Jamesville, Greenville, Bethel, Farmville, Grifton, Grimesland, Snow Hill, Hookerton, Walstonburg, Wallace, Warsaw, Kenansville, Beulaville, Faison, Kinston, La Grange, and Pink Hill 954 PM EST Sat Nov 13 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EST SUNDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Martin, Greene, Pitt, Duplin and Lenoir Counties. * WHEN...From 2 AM to 8 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 13, 2:06 AM EST | Small Craft Advisory | MHX | 23 hr |
Nearby
Frost Advisories in North Carolina, 2021Every frost advisory in 2021
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.