Alert archive / North Carolina / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 40, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Jul 2, 1986, 5:12 PM EDT for Martin County, North Carolina. It was in force for 63 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 2, 1986, 5:12 PM EDT (21:12 UTC)
- Expired
- Jul 2, 1986, 6:15 PM EDT
- In force
- 63 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Martin County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 2, 5:25 PM EDT | Thunderstorm Wind 0 | Martin, NC | |
| Jul 2, 5:51 PM EDT | Thunderstorm Wind 0 | Martin, NC |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Cape Hatteras, NC (KHAT), launched 12:00Z, 9.2 hours before the alert went out and 159 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
- 1883 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 702 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Jul 2, 3:00 PM EDT, 2 hours 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC 300 PM EDT WED JUL 2 1986 STRONG THUNDERSTORM OVER FRANKLIN COUNTY... A STRONG THUNDERSTORM HAS DEVELOPED OVER FRANKLIN COUNTY THIS AFTERNOON. AT 250 PM EDT..WEATHER RADAR AT RALEIGH-DURHAM SHOWED THIS THUNDERSTORM OVER THE AREA NORTHEAST OF LOUISBURG ALONG HIGHWAY 661. THIS THUNDERSTORM IS MOVING EAST-NORTHEAST AT 30 TO 35 MILES AN HOUR AND IS EXPECTED TO CROSS INTO SOUTHEAST WARREN AND WESTERN HALIFAX COUNTIES BY 330 PM EDT. SUDDEN GUSTY WIND..SMALL HAIL..INTENSE LIGHTNING AND BRIEF HEAVY RAIN MAY POSE A HAZARD TO PEOPLE IN THE PATH OF THIS STORM. LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER STATEM$ENTS OR POSSIBLE WARNINGS. RFG INI
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 3:09 PM EDT | Severe Thunderstorm Warning | RAH | Halifax | 66 min |
| Jul 2, 5:38 PM EDT | Severe Thunderstorm Warning | RAH | Martin | 67 min |
| Jul 2, 6:15 PM EDT | Severe Thunderstorm Warning | RAH | Lenoir | 60 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1986Every severe thunderstorm warning in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.