Alert archive / Maryland / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 83, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 1, 2001, 5:38 PM EDT for Caroline County, Queen Anne's County, Maryland. It was in force for 37 min. 1 report 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 1, 2001, 5:38 PM EDT (21:38 UTC)
- Expired
- Jul 1, 2001, 6:15 PM EDT
- In force
- 37 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Caroline County, MD, Queen Anne's County, MD
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 6:00 PM EDT | Thunderstorm Wind 52 E | Goldsboro, MD |
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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 1, 4:30 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.6 hours before the alert went out and 124 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
- 2061 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 1103 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 012139 SVRPHI MDC011-035-012215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 538 PM EDT SUN JUL 1 2001 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN CAROLINE COUNTY IN EASTERN MARYLAND. QUEEN ANNE'S COUNTY IN NORTHEAST MARYLAND. * UNTIL 615 PM EDT. * AT 534 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... 3 MILES NORTH OF CENTREVILLE...MOVING EAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... SUDLERSVILLE AT 555 PM. GOLDSBORO AT 600 PM. HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 55 MILES AN HOUR ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISIOhN OUTLET. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHEAST MARYLAND AND DELAWARE UNTIL 900 PM EDT. $$ LAT...LON 3919 7604 3896 7617 3891 7574 3925 7577 AMC
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 33 min |
| Jul 1, 4:53 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 37 min |
| Jul 1, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 28 min |
| Jul 1, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 24 min |
| Jul 1, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 42 min |
| Jul 1, 7:00 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 30 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2001Every severe thunderstorm warning in 2001
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.