Alert archive / Maryland / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 158, NWS Wakefield, VA

August 29, 2020Somerset County, Worcester County, Maryland

NWS Wakefield, VA issued this severe thunderstorm warning at Aug 29, 2020, 1:27 AM EDT for Somerset County, Worcester County, Maryland. It was in force for 48 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
Aug 29, 2020, 1:27 AM EDT (05:27 UTC)
Expired
Aug 29, 2020, 2:15 AM EDT
In force
48 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Somerset County, MD, Worcester County, MD

The radar

The Dover AFB radar (KDOX), 76 km from the middle of the area, began a volume at 05:28 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 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 Wakefield, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 28, 9:57 PM EDT, 3 hours 30 minutes earlier.

Area forecast discussion, Aug 28, 9:57 PM EDT, 3 hours 30 minutes before
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Hazardous weather outlook, Aug 28, 4:00 PM EDT, 9 hours 27 minutes before
Hazardous Weather Outlook
National Weather Service Wakefield VA
400 PM EDT Fri Aug 28 2020

VAZ048-060>062-064-067>069-075-076-082-083-509>519-521-292000-
Fluvanna-Prince Edward-Cumberland-Goochland-Caroline-Nottoway-Amelia-
Powhatan-Westmoreland-Richmond-Charles City-New Kent-Western Louisa-
Eastern Louisa-Western Hanover-Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
Western King William-Eastern King William-Western King and Queen-
Western Essex-
400 PM EDT Fri Aug 28 2020

This Hazardous Weather Outlook is for central Virginia, east
central Virginia, north central Virginia and south central Virginia.

.DAY ONE...This afternoon and tonight.

Peak heat indices of 100 to 104 degrees are expected today. In
addition, scattered thunderstorms are possible late this afternoon
through the first part of tonight. A few of the storms could produce
locally damaging wind gusts.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

The remnants of Tropical cyclone Laura are expected to impact the
region on Saturday. The potential exists for heavy rain and strong
gusty winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ012>017-030>032-102-VAZ065-066-079>081-087>090-092-093-095>098-
523>525-292000-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Mecklenburg-Lunenburg-
Brunswick-Dinwiddie-Prince George-Greensville-Sussex-Surry-
James City-Southampton-Isle of Wight-Norfolk/Portsmouth-Suffolk-
Chesapeake-Virginia Beach-York-Newport News-Hampton/Poquoson-
400 PM EDT Fri Aug 28 2020

This Hazardous Weather Outlook is for northeast North Carolina,
south central Virginia and southeast Virginia.

.DAY ONE...This afternoon and tonight.

Peak heat indices of 102 to 107 degrees are expected today.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

The remnants of Tropical cyclone Laura are expected to impact the
region on Saturday. The potential exists for heavy rain, strong
gusty winds, and isolated tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ025-VAZ099-100-292000-
Maryland Beaches-Accomack-Northampton-
400 PM EDT Fri Aug 28 2020

...MODERATE RIP CURRENT RISK IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...

This Hazardous Weather Outlook is for southeast Maryland, eastern
Virginia and southeast Virginia.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are possible late this afternoon through the
first part of tonight. A few of the storms could produce locally
damaging wind gusts.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   MODERATE RIP CURRENT RISK.

The remnants of Tropical cyclone Laura are expected to impact the
region on Saturday. The potential exists for heavy rain, strong
gusty winds, and isolated tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ021>024-VAZ077-078-084>086-520-522-292000-
Dorchester-Wicomico-Somerset-Inland Worcester-Northumberland-
Lancaster-Gloucester-Middlesex-Mathews-Eastern King and Queen-
Eastern Essex-
400 PM EDT Fri Aug 28 2020

This Hazardous Weather Outlook is for southeast Maryland, east
central Virginia and eastern Virginia.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are possible late this afternoon through the
first part of tonight. A few of the storms could produce locally
damaging wind gusts.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

The remnants of Tropical cyclone Laura are expected to impact the
region on Saturday. The potential exists for heavy rain, strong
gusty winds, and isolated tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Aug 28, 11:19 PM EDT, 2 hours 8 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1119 PM EDT Fri Aug 28 2020

MDZ021-290400-
Dorchester-
1119 PM EDT Fri Aug 28 2020

...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WILL AFFECT NORTHWESTERN
DORCHESTER COUNTY...

At 1119 PM EDT, thunderstorms with heavy rain were located along a
line extending from 9 miles southwest of Oxford to near Hollywood.
Movement was northeast at 25 mph.

Rainfall amounts of 1 to 2 inches are possible with these storms.

Locations impacted include...
Cambridge, Hurlock, Secretary, University Of Maryland Center For
Environmental Studies, East New Market, Church Creek, Madison,
Andrews, Hoopersville, Hudson, Lloyds, Taylors Island, Woolford,
Bucktown and Linkwood.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads, and possible minor
flooding of ditches and poor drainage areas.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3870 7580 3831 7613 3832 7616 3825 7618
      3833 7620 3833 7617 3839 7623 3832 7626
      3848 7634 3848 7633 3853 7620 3856 7621
      3854 7628 3862 7628 3860 7621 3863 7617
      3859 7616 3857 7603 3868 7594
TIME...MOT...LOC 0319Z 243DEG 20KT 3861 7632 3838 7662

05
Special weather statement, Aug 28, 11:31 PM EDT, 1 hour 56 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1131 PM EDT Fri Aug 28 2020

VAZ075-076-521-290400-
Richmond-Westmoreland-Western Essex-
1131 PM EDT Fri Aug 28 2020

...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WILL AFFECT NORTHWESTERN
RICHMOND...WESTMORELAND AND NORTHWESTERN ESSEX COUNTIES...

At 1131 PM EDT, thunderstorms with heavy rain were located along a
line extending from near Wicomico River to near Montross to Loretto.
Movement was east at 30 mph.

Wind gusts in excess of 30 mph are possible with these storms.

Rainfall amounts of up to 1 inch are possible with these storms.

Locations impacted include...
Montross, Loretto, Leedstown, Newland, Coles Point, Hague, Lerty,
Currioman Landing, Hustle, Mount Holly, Singerly, Peeds, Foneswood,
Chance, Stratford Hall, Potomac Mills, Erica, Westmoreland State and
Templeman.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads, and possible minor
flooding of ditches and poor drainage areas.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3816 7684 3817 7676 3815 7661 3811 7660
      3807 7653 3804 7691 3807 7693 3803 7692
      3802 7713 3804 7713 3821 7695
TIME...MOT...LOC 0331Z 254DEG 31KT 3829 7681 3816 7689 3806 7704

05
Special weather statement, Aug 29, 12:09 AM EDT, 1 hour 18 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1209 AM EDT Sat Aug 29 2020

MDZ021-290500-
Dorchester-
1209 AM EDT Sat Aug 29 2020

...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WILL AFFECT DORCHESTER
COUNTY...

At 1208 AM EDT, thunderstorms with heavy rain were located along a
line extending from Windyhill to 9 miles south of Cambridge to Saint
Marys River. Movement was northeast at 30 mph.

Rainfall amounts of 1 to 2 inches are possible with these storms.

Locations impacted include...
Cambridge, Hurlock, Federalsburg, Sharptown, Secretary, Vienna,
University Of Maryland Center For Environmental Studies, East New
Market, Galestown, Church Creek, Brookview, Eldorado, Andrews,
Wingate, Lloyds, Taylors Island, Woolford, Elliott, Bucktown and
Linkwood.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads, and possible minor
flooding of ditches and poor drainage areas.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3869 7576 3856 7570 3839 7584 3828 7598
      3831 7602 3837 7600 3837 7601 3823 7604
      3830 7611 3829 7618 3823 7613 3823 7615
      3847 7631 3851 7621 3856 7621 3854 7628
      3861 7623 3857 7603 3870 7590
TIME...MOT...LOC 0408Z 246DEG 28KT 3871 7597 3842 7606 3815 7646

05
Special weather statement, Aug 29, 12:17 AM EDT, 1 hour 10 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1217 AM EDT Sat Aug 29 2020

VAZ048-062-509-510-290500-
Goochland-Fluvanna-Western Louisa-Eastern Louisa-
1217 AM EDT Sat Aug 29 2020

...A STRONG THUNDERSTORM WILL AFFECT LOUISA...NORTHWESTERN GOOCHLAND
AND CENTRAL FLUVANNA COUNTIES...

At 1217 AM EDT, a strong thunderstorm was located over Troy, or near
Palmyra, moving northeast at 35 mph.

Wind gusts around 40 mph, frequent lightning, and heavy rainfall are
possible with this storm.

Locations impacted include...
Louisa, Mineral, Palmyra, Lake Monticello, Ferncliff, Boswells
Tavern, Kents Store, Troy, Gordonsville, Louisa Airport, Green
Springs, Waldrop, Tabscott, Trevilians, Wares Crossroads, Wilmington,
Cunningham, Nahor, Pendleton and Zion Crossroads.

If you see lightning or hear thunder, you are at risk! Take shelter
indoors immediately. If you cannot find shelter in a building a
vehicle provides safety from lightning.

Strong wind gusts are possible with this storm. These wind gusts are
capable of knocking down tree limbs, small or weakened trees, and
blowing around trash cans, potted plants, lawn furniture, and other
light outdoor objects.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3806 7826 3813 7821 3814 7812 3815 7811
      3813 7805 3814 7801 3812 7798 3810 7784
      3806 7778 3805 7775 3802 7775 3803 7773
      3801 7770 3778 7820 3790 7840
TIME...MOT...LOC 0417Z 233DEG 29KT 3792 7823

EI
Special weather statement, Aug 29, 12:40 AM EDT, 47 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1240 AM EDT Sat Aug 29 2020

MDZ021>024-290530-
Dorchester-Wicomico-Somerset-Inland Worcester-
1240 AM EDT Sat Aug 29 2020

...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WILL AFFECT SOMERSET...
WICOMICO...SOUTHWESTERN WORCESTER AND EASTERN DORCHESTER COUNTIES...

At 1239 AM EDT, thunderstorms with heavy rain were located along a
line extending from near Smithville to Hebron to near Tylerton.
Movement was east at 35 mph.

Wind gusts in excess of 30 mph and rainfall amounts of 1 to 2 inches
are possible with these storms.

Locations impacted include...
Salisbury, Fruitland, Pocomoke City, Princess Anne, Hurlock,
University Of Maryland Eastern Shore, Salisbury University, Delmar,
Snow Hill, Hebron, Sharptown, Vienna, Westover, Parsonsburg, Marion
Station, West Pocomoke, Pittsville, Willards, Mardela Springs and
Galestown.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads, and possible minor
flooding of ditches and poor drainage areas.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3865 7572 3846 7569 3845 7534 3801 7543
      3798 7590 3796 7603 3799 7588 3807 7578
      3808 7578 3806 7587 3814 7579 3815 7593
      3811 7594 3809 7606 3822 7582 3824 7596
      3840 7584 3870 7586 3870 7583
TIME...MOT...LOC 0439Z 268DEG 33KT 3874 7572 3839 7568 3800 7598

05
Special weather statement, Aug 29, 12:53 AM EDT, 34 minutes before
Special Weather Statement
National Weather Service Wakefield VA
1253 AM EDT Sat Aug 29 2020

VAZ064-075>077-521-522-290545-
Richmond-Northumberland-Westmoreland-Western Essex-Eastern
Essex-Caroline-
1253 AM EDT Sat Aug 29 2020

...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WILL AFFECT NORTHWESTERN
NORTHUMBERLAND...RICHMOND...NORTHEASTERN CAROLINE...WESTMORELAND AND
ESSEX COUNTIES...

At 1253 AM EDT, thunderstorms with heavy rain were located along a
line extending from near Fort A.p. Hill to Montross to Callao.
Movement was east at 35 mph.

Rainfall amounts of up to 1 inch are possible with these storms.

Locations impacted include...
Colonial Beach, Tappahannock, Warsaw, Bowling Green, Montross,
Champlain, Robley, Callao, Port Royal, Kinsale, Loretto,
Heathsville, Leedstown, Farnham, Haynesville, Fort A.P. Hill,
Newland, Coles Point, Dunnsville and Hague.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads, and possible minor
flooding of ditches and poor drainage areas.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3821 7695 3817 7687 3815 7661 3811 7660
      3802 7651 3795 7635 3795 7636 3778 7666
      3798 7710 3808 7742 3825 7733 3822 7729
      3825 7727 3825 7724 3819 7725 3820 7722
      3817 7718 3814 7707 3826 7705 3828 7698
TIME...MOT...LOC 0453Z 250DEG 33KT 3818 7730 3810 7685 3795 7656

05

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 28, 11:31 PM EDTSpecial Weather StatementAKQWestmoreland29 min
Aug 29, 12:17 AM EDTSpecial Weather StatementAKQFluvanna, Louisa43 min
Aug 29, 12:53 AM EDTSpecial Weather StatementAKQEssex, Richmond, Westmoreland52 min
Aug 29, 1:41 AM EDTSpecial Marine WarningAKQ79 min
Aug 29, 1:44 AM EDTAreal Flood AdvisoryAKQAccomack3 hr
Aug 29, 2:26 AM EDTAreal Flood AdvisoryAKQWestmoreland3 hr
Aug 29, 2:51 AM EDTAreal Flood AdvisoryAKQEssex, Richmond, Westmoreland2 hr
Aug 29, 4:11 AM EDTAreal Flood AdvisoryAKQAccomack3 hr
Aug 29, 12:01 PM EDTSpecial Weather StatementAKQWestmoreland44 min
Aug 29, 12:40 PM EDTSpecial Weather StatementAKQCity of Chesapeake, City of Virginia Beach65 min
Aug 29, 12:55 PM EDTSpecial Marine WarningAKQ26 min
Aug 29, 12:58 PM EDTSpecial Marine WarningAKQ62 min
Aug 29, 1:06 PM EDTSpecial Weather StatementAKQNorthampton39 min
Aug 29, 1:20 PM EDTSpecial Marine WarningAKQ55 min
Aug 29, 1:42 PM EDTSpecial Marine WarningAKQ63 min
Aug 29, 1:55 PM EDTSpecial Marine WarningAKQ65 min
Aug 29, 2:46 PM EDTSpecial Weather StatementAKQAccomack59 min
Aug 29, 3:11 PM EDTSpecial Marine WarningAKQ64 min
Aug 29, 3:47 PM EDTSpecial Weather StatementAKQCity of Chesapeake, City of Virginia Beach58 min
Aug 29, 12:49 PM EDTSpecial Weather StatementAKQCurrituck56 min
Aug 28, 8:00 PM EDTSpecial Weather StatementAKQDorchester60 min
Aug 28, 8:39 PM EDTSpecial Weather StatementAKQSomerset66 min
Aug 28, 11:19 PM EDTSpecial Weather StatementAKQDorchester41 min
Aug 29, 12:09 AM EDTSpecial Weather StatementAKQDorchester51 min
Aug 29, 12:40 AM EDTSpecial Weather StatementAKQSomerset, Wicomico50 min
Aug 29, 1:10 AM EDTTornado WarningAKQSomerset21 min
Aug 29, 3:21 AM EDTAreal Flood AdvisoryAKQDorchester, Wicomico3 hr
Aug 29, 4:03 AM EDTFlash Flood WarningAKQSomerset, Wicomico3 hr
Aug 29, 4:39 AM EDTAreal Flood AdvisoryAKQSomerset, Wicomico, Worcester2 hr
Aug 29, 1:29 PM EDTSpecial Weather StatementAKQDorchester46 min
Aug 29, 1:35 PM EDTSevere Thunderstorm WarningAKQDorchester40 min
Aug 29, 1:46 PM EDTTornado WarningAKQDorchester29 min
Aug 29, 2:16 PM EDTSpecial Weather StatementAKQDorchester29 min

Nearby

Severe Thunderstorm Warnings in Maryland, 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; radar from the NEXRAD Level II archive.