Alert archive / Virginia / Gale Warnings in 2021

Gale Warning 21, NWS Baltimore/Washington

August 18, 2021

NWS Baltimore/Washington issued this gale warning at Aug 18, 2021, 4:14 PM EDT. It was in force for 3 hr. 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 18, 2021, 4:14 PM EDT (20:14 UTC)
Expired
Aug 18, 2021, 7:37 PM EDT
In force
3 hr
Issued by
NWS Baltimore/Washington

The text

As transmitted.

832 
WHUS71 KLWX 182014
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
414 PM EDT Wed Aug 18 2021

ANZ537-190300-
/O.UPG.KLWX.SC.Y.0169.000000T0000Z-210819T0300Z/
/O.NEW.KLWX.GL.W.0021.210818T2014Z-210819T0000Z/
/O.NEW.KLWX.SC.Y.0170.210819T0000Z-210819T0300Z/
Tidal Potomac from Cobb Island MD to Smith Point VA-
414 PM EDT Wed Aug 18 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM TO 11 PM EDT THIS
EVENING...

* WHAT...For the Gale Warning, south winds 10 to 20 kt with gusts
  up to 35 kt. The strongest winds will be around showers and
  thunderstorms. For the Small Craft Advisory, south winds 10 to 
  15 kt with gusts up to 20 kt expected.

* WHERE...Tidal Potomac from Cobb Island MD to Smith Point VA.

* WHEN...For the Gale Warning, until 8 PM EDT this evening. For 
  the Small Craft Advisory, from 8 PM to 11 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ530>534-538>543-190415-
/O.UPG.KLWX.SC.Y.0169.000000T0000Z-210819T0900Z/
/O.NEW.KLWX.GL.W.0021.210818T2014Z-210819T0000Z/
/O.NEW.KLWX.SC.Y.0170.210819T0000Z-210819T0900Z/
Chesapeake Bay north of Pooles Island MD-
Chesapeake Bay from Pooles Island to Sandy Point MD-
Chesapeake Bay from Sandy Point to North Beach MD-
Chesapeake Bay from North Beach to Drum Point MD-
Chesapeake Bay from Drum Point MD to Smith Point VA-
Patapsco River including Baltimore Harbor-
Chester River to Queenstown MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
414 PM EDT Wed Aug 18 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM
EDT THURSDAY...

* WHAT...For the Gale Warning, south winds around 15 to 20 kt with
  gusts up to 35 kt. The strongest winds will be around showers
  and thunderstorms. For the Small Craft Advisory, south winds 10
  to 20 kt expected.

* WHERE...Chesapeake Bay and adjoining estuaries north of Smith 
  Point VA.

* WHEN...For the Gale Warning, until 8 PM EDT this evening. For 
  the Small Craft Advisory, from 8 PM this evening to 5 AM EDT 
  Thursday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ535-536-190300-
/O.CON.KLWX.SC.Y.0169.000000T0000Z-210819T0300Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
414 PM EDT Wed Aug 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...South winds 10 to 15 kt with gusts up to 25 kt.

* WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
1 follow-up statement
249 
WHUS71 KLWX 182337
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
737 PM EDT Wed Aug 18 2021

ANZ537-190300-
/O.CAN.KLWX.GL.W.0021.000000T0000Z-210819T0000Z/
/O.EXT.KLWX.SC.Y.0170.210818T2337Z-210819T0300Z/
Tidal Potomac from Cobb Island MD to Smith Point VA-
737 PM EDT Wed Aug 18 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM EDT THIS
EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...South winds 10 to 15 kt with gusts up to 20 kt.

* WHERE...Tidal Potomac from Cobb Island MD to Smith Point VA.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ530>534-538>543-190745-
/O.CAN.KLWX.GL.W.0021.000000T0000Z-210819T0000Z/
/O.EXT.KLWX.SC.Y.0170.210818T2337Z-210819T0900Z/
Chesapeake Bay north of Pooles Island MD-
Chesapeake Bay from Pooles Island to Sandy Point MD-
Chesapeake Bay from Sandy Point to North Beach MD-
Chesapeake Bay from North Beach to Drum Point MD-
Chesapeake Bay from Drum Point MD to Smith Point VA-
Patapsco River including Baltimore Harbor-
Chester River to Queenstown MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
737 PM EDT Wed Aug 18 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT THURSDAY...
...GALE WARNING IS CANCELLED...

* WHAT...South winds 10 to 15 kt with gusts up to 25 kt.

* WHERE...Chesapeake Bay and adjoining estuaries north of Smith 
  Point VA.

* WHEN...Until 5 AM EDT Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ535-536-190300-
/O.CON.KLWX.SC.Y.0169.000000T0000Z-210819T0300Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
737 PM EDT Wed Aug 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...South winds around 10 kt with gusts up to 20 kt.

* WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 10:34 AM EDTSpecial Marine WarningLWX26 min
Aug 18, 4:06 PM EDTSpecial Marine WarningLWX24 min
Aug 18, 4:14 PM EDTSmall Craft AdvisoryLWX13 hr
Aug 18, 4:28 PM EDTSpecial Marine WarningLWX9 min
Aug 18, 3:12 PM EDTTornado WarningLWXAllegany, Washington16 min
Aug 18, 4:29 PM EDTSevere Thunderstorm WarningLWXSaint Mary's14 min
Aug 18, 5:13 PM EDTSevere Thunderstorm WarningLWXCarroll, Frederick, Washington47 min
Aug 18, 5:26 PM EDTTornado WarningLWXFrederick, Washington17 min
Aug 18, 6:31 PM EDTTornado WarningLWXCecil29 min
Aug 18, 7:01 PM EDTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Harford, City of Baltimore14 hr

Nearby

Gale Warnings in Virginia, 2021Every gale warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.