Alert archive / North Carolina / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 32, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Sep 18, 2020, 1:23 AM EDT for Beaufort County, Hyde County, Pamlico County, North Carolina. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 18, 2020, 1:23 AM EDT (05:23 UTC)
- Expired
- Sep 18, 2020, 2:00 AM EDT
- In force
- 37 min
- Issued by
- NWS Newport/Morehead City, NC
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Beaufort County, NC, Hyde County, NC, Pamlico County, NC
The radar
The Morehead City radar (KMHX), 70 km from the middle of the area, began a volume at 05:25 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, 5.4 hours before the alert went out and 70 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
- 865 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 613 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.7
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Sep 17, 9:41 PM EDT, 3 hours 42 minutes earlier.
Area forecast discussion, Sep 17, 9:41 PM EDT, 3 hours 42 minutes before
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</html>Hazardous weather outlook, Sep 17, 8:07 PM EDT, 5 hours 16 minutes before
Hazardous Weather Outlook National Weather Service Newport/Morehead City NC 807 PM EDT Thu Sep 17 2020 NCZ029-044>047-080-081-190015- Martin-Pitt-Washington-Tyrrell-Mainland Dare-Beaufort-Mainland Hyde- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... This Hazardous Weather Outlook is for eastern North Carolina. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ079-090>092-193-198-190015- Greene-Duplin-Lenoir-Jones-Northern Craven-Inland Onslow- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... ...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING... This Hazardous Weather Outlook is for eastern North Carolina. .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. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ203-205-190015- Northern Outer Banks-Hatteras Island- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH FRIDAY EVENING... ...COASTAL FLOOD WATCH IN EFFECT FROM FRIDAY EVENING THROUGH LATE SUNDAY NIGHT... ...HIGH SURF ADVISORY IN EFFECT FROM 11 PM FRIDAY TO 6 AM EDT WEDNESDAY... This Hazardous Weather Outlook is for eastern North Carolina. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Flash Flood Watch. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Flash Flood Watch. Coastal Flood Watch. High Surf Advisory. High astronomical tides and gusty winds will bring the threat for minor flooding of low-lying areas adjacent to the sounds and moderate flooding for areas on the ocean side north of Cape Hatteras Friday night into early next week. There is potential for significant ocean overwash to develop Saturday morning and continue during high tide cycles into early next week. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ204-190015- Ocracoke Island- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH FRIDAY EVENING... This Hazardous Weather Outlook is for eastern North Carolina. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Flash Flood Watch. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Flash Flood Watch. High astronomical tides and gusty winds will bring the threat for minor to moderate flooding of low-lying areas adjacent to the sounds and ocean around the time of each high tide through the weekend and into early next week. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ195-196-199-190015- West Carteret-East Carteret-Coastal Onslow- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... ...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING... ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH FRIDAY EVENING... This Hazardous Weather Outlook is for eastern North Carolina. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Tornado Watch. Flash Flood Watch. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Beach Hazards Statement. Flash Flood Watch. High astronomical tides and gusty winds will bring the threat for minor to moderate flooding of low-lying areas adjacent to the sounds around the time of each high tide through the weekend and into early next week. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ094-194-190015- Pamlico-Southern Craven- 807 PM EDT Thu Sep 17 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... ...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING... This Hazardous Weather Outlook is for eastern North Carolina. .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. Flash flooding will be possible through tonight as heavy rain from the remnants of Tropical Cyclone Sally move across the area. Additionally, a few severe thunderstorms are possible into tomorrow morning, with the potential for damaging wind gusts and isolated tornadoes. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Minor coastal flooding is possible this weekend into early next week for low lying areas adjacent to southern Pamlico Sound and Neuse River as gusty northeast winds develop. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 17, 8:17 PM EDT | Tornado Warning | MHX | Carteret, Craven | 28 min |
| Sep 17, 9:16 PM EDT | Tornado Warning | MHX | Carteret | 14 min |
| Sep 17, 11:30 PM EDT | Special Marine Warning | MHX | 15 min | |
| Sep 18, 1:26 AM EDT | Special Marine Warning | MHX | 49 min | |
| Sep 18, 1:33 AM EDT | Tornado Warning | MHX | Beaufort, Hyde, Pamlico | 42 min |
| Sep 18, 4:58 AM EDT | Coastal Flood Advisory | MHX | Beaufort, Carteret, Craven, Dare, Hyde, Onslow and 2 more | 7 days |
| Sep 18, 2:41 PM EDT | Coastal Flood Warning | MHX | Dare | 4 days |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2020Every severe thunderstorm warning 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.