Alert archive / Maryland / Red Flag Warnings in 2021

Red Flag Warning 2, NWS Wakefield, VA

March 14, 2021Accomack County, Virginia; 4 counties in Maryland

NWS Wakefield, VA issued this red flag warning at Mar 14, 2021, 4:05 AM EDT for Accomack County, Virginia; 4 counties in Maryland. It took effect at Mar 14, 2021, 10:00 AM EDT. It was in force for 10 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
Mar 14, 2021, 4:05 AM EDT (08:05 UTC)
In effect from
Mar 14, 2021, 10:00 AM EDT
Expired
Mar 14, 2021, 8:00 PM EDT
In force
10 hr
Issued by
NWS Wakefield, VA

Counties Dorchester County, MD, Somerset County, MD, Wicomico County, MD, Worcester County, MD, Accomack County, VA

The radar

The Dover AFB radar (KDOX), 77 km from the middle of the area, began a volume at 08:06 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.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.1 hours before the alert went out and 39 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 00:00Z on 2021-03-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2021-03-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 square meters per square second.1939587897117136156Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2037 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

115 
WWUS81 KAKQ 140805
RFWAKQ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Wakefield VA
405 AM EDT Sun Mar 14 2021

MDZ021>025-VAZ099-141615-
/O.UPG.KAKQ.FW.A.0002.210314T1400Z-210315T0000Z/
/O.NEW.KAKQ.FW.W.0002.210314T1400Z-210315T0000Z/
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Accomack-
405 AM EDT Sun Mar 14 2021

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT
THIS EVENING FOR THE LOWER MARYLAND EASTERN SHORE AND ACCOMACK
COUNTY VIRGINIA...

The National Weather Service in Wakefield has issued a Red Flag
Warning for strong gusty winds and low relative humidity, which 
is in effect from 10 AM EDT this morning to 8 PM EDT this 
evening.

* AFFECTED AREA...The Lower Maryland eastern shore and Accomack 
  County Virginia.

* TIMING...10 AM EDT this morning to 8 PM EDT this evening.

* WINDS...Northwest 15 to 25 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...Dropping to 20 to 30 percent.

* TEMPERATURES...In the upper 50s to lower 60s.

* IMPACTS...Critical fire weather conditions are likely to 
  develop Sunday, especially from the mid afternoon through the 
  early evening hours. All outdoor burning is discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
3 follow-up statements
890 
WWUS81 KAKQ 141434
RFWAKQ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Wakefield VA
1034 AM EDT Sun Mar 14 2021

MDZ021>025-VAZ099-142245-
/O.CON.KAKQ.FW.W.0002.000000T0000Z-210315T0000Z/
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Accomack-
1034 AM EDT Sun Mar 14 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR THE LOWER MARYLAND EASTERN SHORE AND ACCOMACK COUNTY
VIRGINIA...

* AFFECTED AREA...The Lower Maryland eastern shore and Accomack 
  County Virginia.

* TIMING...Until 8 PM EDT this evening.

* WINDS...Northwest 15 to 25 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...Dropping to 20 to 30 percent.

* TEMPERATURES...In the lower 60s.

* IMPACTS...Critical fire weather conditions are likely to 
  develop Sunday, especially from the mid afternoon through the 
  early evening hours. All outdoor burning is discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
530 
WWUS81 KAKQ 141900
RFWAKQ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Wakefield VA
300 PM EDT Sun Mar 14 2021

MDZ021>025-VAZ099-150000-
/O.CON.KAKQ.FW.W.0002.000000T0000Z-210315T0000Z/
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Accomack-
300 PM EDT Sun Mar 14 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR THE LOWER MARYLAND EASTERN SHORE AND ACCOMACK COUNTY
VIRGINIA...

* AFFECTED AREA...The Lower Maryland eastern shore and Accomack 
  County Virginia.

* TIMING...Until 8 PM EDT this evening.

* WINDS...Northwest 15 to 25 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...Dropping to 15 to 25 percent.

* TEMPERATURES...In the lower 60s.

* IMPACTS...Critical fire weather conditions are likely to 
  develop Sunday, especially from the mid afternoon through the 
  early evening hours. All outdoor burning is discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
580 
WWUS81 KAKQ 150003
RFWAKQ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Wakefield VA
803 PM EDT Sun Mar 14 2021


MDZ021>025-VAZ099-150115-
/O.EXP.KAKQ.FW.W.0002.000000T0000Z-210315T0000Z/
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Accomack-
803 PM EDT Sun Mar 14 2021

...RED FLAG WARNING HAS EXPIRED FOR THE LOWER MARYLAND EASTERN 
SHORE AND ACCOMACK COUNTY VIRGINIA.

Winds will shift to the north and become gusty later this evening
and overnight, but cooler temperatures will allow relative 
humidity levels to rise above critical levels, generally to 35 to 
45 percent overnight. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 13, 7:09 PM ESTFire Weather WatchAKQAccomack8 hr

Nearby

Red Flag Warnings in Maryland, 2021Red Flag Warnings in Virginia, 2021Every red flag 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.