Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 19, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Apr 1, 1998, 3:59 PM EST for Pitt County, North Carolina. It was in force for 31 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
- Apr 1, 1998, 3:59 PM EST (20:59 UTC)
- Expired
- Apr 1, 1998, 4:30 PM EST
- In force
- 31 min
- Issued by
- NWS Newport/Morehead City, NC
- Area
- Whole counties
County Pitt County, NC
The nearest sounding before it
Newport, NC (KMHX), launched 12:00Z, 9.0 hours before the alert went out and 101 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
- 661 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 503 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 200 m²/s²
- 0-3 km storm-relative helicity
- 210 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 1.8
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.
NWS Newport/Morehead City, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 1, 1:40 PM EST, 2 hours 19 minutes earlier.
Area forecast discussion, Apr 1, 1:40 PM EST, 2 hours 19 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC 140 PM EST WED APR 1 1998 RDU: 40-50 POPS FOR REMAINDER OF THE AFTERNOON AND EVENING HOURS. WOULD LIKE 30-40 POP FOR LATE FRI. LOWS TONIGHT UPPER 50S...HIGHS ON THU LOW 80S INLAND 70 BEACHES/OUTER BANKS. LOWS THU NIGHT LOW 50S. HIGHS ON FRI MID 70S. SKIES CLEARING OVERNIGHT. MOSTLY SUNNY THU...FAIR SKIES THU NIGHT WITH SOME CI AND THICKENING CLOUDS FRI. CWF: WILL CONTINUE SCA MAINLY FOR THIS EVENING AHEAD OF FRONT. WORDING OF TSTMS WITH STRONGER WINDS/HIGHER SEAS IN ORDER THIS EVENING IN ANTICIPATION OF A WATCH. WINDS WILL DIMINISH BELOW SCA LATE AND CONTINUE BELOW THROUGH FRI. SEAS MAY LINGER IN SCA RANGE EARLY THU BEFORE SUBSIDING BUT THEN REMAIN BELOW THROUGH FRI. DISC: STRONG UPPER DIFLUNCE AND LOW LEVEL MOISTURE TRANSPORT ENOUGH TO OVERCOME LACK OF INSOLATION THIS AFTERNOON. THINK INLAND COUNTIES PRIMED FOR SVR AS CLEARING IS TAKING PLACE AHEAD OF TSTM LINES OVER THE EASTERN PIEDMONT. WE EXPECT BOW ECHO/WIND DAMAGE AND LARGE HAIL DUE TO LOW WBZ. WSHFT LINE/DEWPOINT DISCONTINUITY WILL CROSS THE COAST JUST AFTER MIDNIGHT ENDING PCPN THREAT AND ALLOWING SKIES TO BECOM SKC. DOWNSLOPE WSTRLY FLOW ON THU WILL KEEP SKIES MSTLY SUNNY AND TEMPS IN GUIDANCE BALLPARK AS UPPER LOW TRACKS OFF THE CANADIAN COAST. ON FRI ANOTHER COLD UPPER LOW RAPIDLY APPROACHES THE SE WITH THE AVN TAKING THIS SYSTEM RAPIDLY ACROSS THE REGION FRI NIGHT. SEVERAL TIMES THIS YEAR I THOUGHT THE AVN WAS TOO FAST ONLY TO BE PROVEN WRONG. THUS WILL BUY INTO CHC POPS LATE FRI WITH RAPIDLY INC CLOUDS. I AM IN HARMONY WITH GUID TEMPS THIS PACKAGE. .MHX...SCA CSTL WTRS AND SNDS. ELARDO
The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 3:19 PM EST | Severe Thunderstorm Warning | MHX | Duplin | 16 min |
| Apr 1, 3:46 PM EST | Tornado Warning | MHX | Lenoir | 34 min |
| Apr 1, 4:19 PM EST | Tornado Warning | MHX | Lenoir | 21 min |
| Apr 1, 4:35 PM EST | Tornado Warning | MHX | Duplin, Lenoir | 35 min |
| Apr 1, 5:00 PM EST | Tornado Warning | MHX | Jones | 35 min |
| Apr 1, 5:09 PM EST | Tornado Warning | MHX | Craven | 36 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1998Every severe thunderstorm warning in 1998
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.