Alert archive / Maryland / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 14, NWS Baltimore/Washington

April 7, 20164 counties in Maryland

NWS Baltimore/Washington issued this severe thunderstorm warning at Apr 7, 2016, 10:33 AM EDT for 4 counties in Maryland. It was in force for 41 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: Apr 7, 2016, 10:33 AM EDT (14:33 UTC)
Expired: Apr 7, 2016, 11:14 AM EDT
In force: 41 min
Issued by: NWS Baltimore/Washington
Area: Storm-based polygon

Counties Anne Arundel County, MD, Calvert County, MD, Montgomery County, MD, Prince George's County, MD

The radar

The Sterling radar (KLWX), 62 km from the middle of the area, began a volume at 14:35 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 Baltimore/Washington wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 7, 10:18 AM EDT, 15 minutes earlier.

Area forecast discussion, Apr 7, 10:18 AM EDT, 15 minutes before

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Hazardous weather outlook, Apr 7, 5:02 AM EDT, 5 hours 31 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
502 AM EDT THU APR 7 2016

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-080900-
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-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-
TIDAL POTOMAC FROM COBB ISLAND 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-DISTRICT OF COLUMBIA-SOUTHERN BALTIMORE-PRINCE GEORGES-
ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT-SOUTHEAST HARFORD-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-
502 AM EDT THU APR 7 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE
CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN
CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF
COLUMBIA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

GALE FORCE WINDS ARE POSSIBLE OVER THE WATERS ON SATURDAY.

TEMPERATURES BELOW FREEZING ARE EXPECTED ACROSS THE REGION
SATURDAY NIGHT...WHICH WOULD DAMAGE OR KILL TENDER VEGETATION. A
FREEZE WARNING MAY BE REQUIRED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-080900-
WASHINGTON-FREDERICK MD-CARROLL-NORTHERN BALTIMORE-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
NORTHWEST MONTGOMERY-CENTRAL AND SOUTHEAST MONTGOMERY-
NORTHWEST HOWARD-CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN HIGHLAND-
EASTERN HIGHLAND-WESTERN LOUDOUN-EASTERN LOUDOUN-
NORTHERN VIRGINIA BLUE RIDGE-CENTRAL VIRGINIA BLUE RIDGE-
HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-WESTERN GRANT-
EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-
EASTERN PENDLETON-
502 AM EDT THU APR 7 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN WEST VIRGINIA...
NORTHERN AND CENTRAL VIRGINIA...AND CENTRAL AND WESTERN MARYLAND
WITH THE EXCEPTION OF GARRETT COUNTY.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A PERIOD OF UPSLOPE SNOW SHOWERS IS EXPECTED ALONG THE ALLEGHENY
FRONT THURSDAY NIGHT INTO FRIDAY WITH SEVERAL INCHES OF
ACCUMULATION POSSIBLE.

ACCUMULATING SNOW IS LIKELY FRIDAY NIGHT THROUGH SATURDAY FOR
LOCATIONS ALONG AND WEST OF THE ALLEGHENY FRONT. SIGNIFICANT
SNOWFALL ACCUMULATIONS ARE POSSIBLE.

TEMPERATURES BELOW FREEZING ARE EXPECTED ACROSS THE REGION
FRIDAY AND SATURDAY NIGHTS...WHICH WOULD DAMAGE OR KILL TENDER
VEGETATION. A FREEZE WARNING MAY BE REQUIRED FOR AREAS WHERE THE
GROWING SEASON HAS STARTED...WHICH IS INCLUDES LOCATIONS EAST OF
THE POTOMAC HIGHLANDS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Apr 7, 10:03 AM EDT, 30 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 7, 4:11 AM EDT	Small Craft Advisory	LWX		12 hr
Apr 7, 9:54 AM EDT	Special Marine Warning	LWX		81 min
Apr 7, 10:18 AM EDT	Special Marine Warning	LWX		87 min
Apr 7, 11:22 AM EDT	Special Marine Warning	LWX		83 min
Apr 7, 3:59 PM EDT	Special Marine Warning	LWX		91 min
Apr 7, 4:09 PM EDT	Special Marine Warning	LWX		66 min
Apr 7, 4:23 PM EDT	Gale Warning	LWX		6 hr
Apr 7, 4:23 PM EDT	Small Craft Advisory	LWX		26 hr
Apr 7, 5:00 PM EDT	Severe Thunderstorm Warning	LWX	Fairfax, City of Alexandria	45 min
Apr 7, 6:05 PM EDT	Severe Thunderstorm Warning	LWX	Culpeper, King George, Orange, Spotsylvania, Stafford, City of Fredericksburg	25 min
Apr 7, 6:50 PM EDT	Winter Weather Advisory	LWX	Highland	14 hr
Apr 7, 10:03 AM EDT	Special Weather Statement	LWX	Saint Mary's	57 min
Apr 7, 10:44 AM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Baltimore, Harford, Howard, Prince George's, City of Baltimore	61 min
Apr 7, 4:39 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel	3 hr
Apr 7, 5:04 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Harford	41 min
Apr 7, 5:30 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Prince George's	30 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2016 Every severe thunderstorm warning in 2016

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.