Alert archive / Maryland / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 26, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 5, 2018, 6:50 PM EDT for Caroline County, Queen Anne's County, Maryland; Kent County, Delaware. It was in force for 40 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 5, 2018, 6:50 PM EDT (22:50 UTC)
- Expired
- Jun 5, 2018, 7:30 PM EDT
- In force
- 40 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Kent County, DE, Caroline County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 38 km from the middle of the area, began a volume at 22:50 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 5, 7:01 PM EDT | TSTM WND DMG | 3 Se Hartly, DE | TREE DOWN ON LOCKWOOD-CHAPEL ROAD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.8 hours before the alert went out and 135 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
- 1661 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
403
WUUS51 KPHI 052250
SVRPHI
DEC001-MDC011-035-052330-
/O.NEW.KPHI.SV.W.0026.180605T2250Z-180605T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
650 PM EDT TUE JUN 5 2018
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Kent County in central Delaware...
Northeastern Queen Anne's County in northeastern Maryland...
Northeastern Caroline County in eastern Maryland...
* Until 730 PM EDT.
* At 649 PM EDT, a severe thunderstorm was located over Sudlersville,
or 15 miles northeast of Centerville, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* This severe thunderstorm will be near...
Hartly around 700 PM EDT.
Sandtown around 705 PM EDT.
Dover, Cheswold and Hazlettville around 710 PM EDT.
Camden, Woodside, Viola and Dover Speedway around 715 PM EDT.
Rising Sun, Rising Sun-Lebanon and Dover Base Housing around 720
PM EDT.
Bowers around 730 PM EDT.
Other locations impacted by this severe thunderstorm include Kenton,
Barclay, Rodney Village, Wyoming, Kent Acres, Magnolia, Riverview,
Templeville, Highland Acres and Felton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3925 7589 3925 7584 3924 7580 3925 7576
3926 7575 3921 7537 3905 7537 3900 7533
3895 7535 3896 7539 3892 7541 3907 7584
3915 7592
TIME...MOT...LOC 2249Z 288DEG 31KT 3917 7583
HAIL...<.75IN
WIND...60MPH
$$
JRK3 follow-up statements
578
WWUS51 KPHI 052305
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
705 PM EDT TUE JUN 5 2018
MDC011-035-052314-
/O.CAN.KPHI.SV.W.0026.000000T0000Z-180605T2330Z/
Queen Anne's MD-Caroline MD-
705 PM EDT TUE JUN 5 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN QUEEN ANNE'S AND
NORTHEASTERN CAROLINE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3904 7574 3918 7567 3917 7553 3914 7537
3905 7537 3901 7533 3896 7534 3895 7535
3896 7539 3892 7541 3892 7542
TIME...MOT...LOC 2304Z 293DEG 41KT 3908 7561
$$
DEC001-052330-
/O.CON.KPHI.SV.W.0026.000000T0000Z-180605T2330Z/
Kent DE-
705 PM EDT TUE JUN 5 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR CENTRAL KENT COUNTY...
At 704 PM EDT, a severe thunderstorm was located over Woodside, or 7
miles southwest of Dover, moving southeast at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
This severe storm will be near...
Rising Sun, Rising Sun-Lebanon and Dover Base Housing around 710
PM EDT.
Bowers around 720 PM EDT.
Milford around 725 PM EDT.
Other locations impacted by this severe thunderstorm include Highland
Acres, Felton, Rodney Village, Woodside East, Frederica, Wyoming,
Kent Acres, Magnolia and Riverview.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to damaging winds, frequent cloud to ground lightning is
occurring with this storm. Move indoors immediately. Remember, if
you can hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3904 7574 3918 7567 3917 7553 3914 7537
3905 7537 3901 7533 3896 7534 3895 7535
3896 7539 3892 7541 3892 7542
TIME...MOT...LOC 2304Z 293DEG 41KT 3908 7561
HAIL...<.75IN
WIND...60MPH
$$
JRK884
WWUS51 KPHI 052316
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
716 PM EDT TUE JUN 5 2018
DEC001-052330-
/O.CON.KPHI.SV.W.0026.000000T0000Z-180605T2330Z/
Kent DE-
716 PM EDT TUE JUN 5 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR CENTRAL KENT COUNTY...
At 715 PM EDT, a severe thunderstorm was located near Rising
Sun-Lebanon, or 7 miles south of Dover, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
This severe storm will be near...
Bowers around 725 PM EDT.
Other locations impacted by this severe thunderstorm include Highland
Acres, Felton, Rodney Village, Woodside East, Frederica, Wyoming,
Kent Acres, Magnolia and Riverview.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to damaging winds, frequent cloud to ground lightning is
occurring with this storm. Move indoors immediately. Remember, if
you can hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3897 7556 3900 7561 3908 7561 3915 7554
3912 7537 3905 7537 3901 7533 3899 7533
3895 7534 3896 7539 3892 7541
TIME...MOT...LOC 2315Z 288DEG 31KT 3905 7549
HAIL...<.75IN
WIND...60MPH
$$
JRK542
WWUS51 KPHI 052329
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
729 PM EDT TUE JUN 5 2018
DEC001-052339-
/O.EXP.KPHI.SV.W.0026.000000T0000Z-180605T2330Z/
Kent DE-
729 PM EDT TUE JUN 5 2018
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL KENT COUNTY WILL
EXPIRE AT 730 PM EDT...
The storm which prompted the warning has moved out of the area and
into the Delaware Bay. Therefore, the warning will be allowed to
expire.
LAT...LON 3897 7556 3900 7561 3908 7561 3915 7554
3912 7537 3905 7537 3901 7533 3899 7533
3895 7534 3896 7539 3892 7541
TIME...MOT...LOC 2329Z 288DEG 31KT 3902 7537
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 6:24 PM EDT | Special Weather Statement | PHI | Kent | 51 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2018Severe Thunderstorm Warnings in Delaware, 2018Every severe thunderstorm warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.