Alert archive / Maryland / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 43, NWS Baltimore/Washington

May 31, 2003Howard County, Montgomery County, Maryland

NWS Baltimore/Washington issued this severe thunderstorm warning at May 31, 2003, 6:15 PM EDT for Howard County, Montgomery County, Maryland. It was in force for 45 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: May 31, 2003, 6:15 PM EDT (22:15 UTC)
Expired: May 31, 2003, 7:00 PM EDT
In force: 45 min
Issued by: NWS Baltimore/Washington
Area: Counties, with a storm outline in the text

Counties Howard County, MD, Montgomery County, MD

The radar

The Sterling radar (KLWX), 44 km from the middle of the area, began a volume at 22:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 31, 1:40 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

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 May 31, 4:00 PM EDT, 2 hours 15 minutes earlier.

Area forecast discussion, May 31, 4:00 PM EDT, 2 hours 15 minutes before

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Hazardous weather outlook, May 31, 12:40 PM EDT, 5 hours 35 minutes before

DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042-
050>057-WVZ048>055-010800-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1230 AM EDT SAT MAY 31 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MARYLAND WEST OF THE CHESAPEAKE
BAY AND EAST OF GARRETT COUNTY...THE DISTRICT OF COLUMBIA...NORTHERN
VIRGINIA...THE NORTHERN AND CENTRAL SHENANDOAH VALLEY...AND THE
EASTERN PANHANDLE OF WEST VIRGINIA.

.DAY ONE...THIS AFTERNOON...
THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING. DAMAGING WINDS...LARGE HAIL...AND ISOLATED TORNADOES ARE
POSSIBLE FROM THUNDERSTORMS THROUGH THIS EVENING. THE GREATEST CHANCE
FOR SEVERE WEATHER IS FROM METRO WASHINGTON SOUTH AND EAST.

.DAYS TWO THROUGH SEVEN...
IT WILL BE VERY WINDY LATE TONIGHT AND SUNDAY AS A STRONG AREA OF
LOW PRESSURE OFF THE MID ATLANTIC COAST DEPARTS THE REGION. PRESENT
INDICATIONS ARE THAT SUSTAINED WINDS WILL BE IN THE 25 TO 35 MPH
RANGE WITH HIGHER GUSTS. A WIND ADVISORY OR HIGH WIND WARNING MAY BE
REQUIRED LATE TONIGHT AND SUNDAY.

.SPOTTER INFORMATION STATEMENT...
SKYWARN WILL LIKELY BE ACTIVATED THIS AFTERNOON.

CPW

In the hours before

Special weather statement, May 31, 2:11 PM EDT, 4 hours 4 minutes before

WVZ050-311915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
211 PM EDT SAT MAY 31 2003

AT 211 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 9 MILES
EAST OF LEVELS...MOVING EAST AT 25 MPH.

THIS STORM WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 40 MPH AND
VERY HEAVY RAINFALL IN A SHORT PERIOD OF TIME. RADAR ESTIMATED
ALMOST 2 INCHES OF RAIN IN THE WESTERN PART OF HAMPSHIRE COUNTY.
RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE WARNINGS ARE
ISSUED.

Special weather statement, May 31, 5:57 PM EDT, 18 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
May 31, 2:48 PM EDT	Special Marine Warning	LWX		27 min
May 31, 5:42 PM EDT	Severe Thunderstorm Warning	LWX	Loudoun	48 min
May 31, 6:27 PM EDT	Special Marine Warning	LWX		2 hr
May 31, 7:54 PM EDT	Special Marine Warning	LWX		96 min
May 31, 3:26 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	34 min
May 31, 4:26 PM EDT	Flash Flood Warning	LWX	Frederick	2 hr
May 31, 4:58 PM EDT	Severe Thunderstorm Warning	LWX	Frederick	17 min
May 31, 5:11 PM EDT	Flash Flood Warning	LWX	Carroll	109 min
May 31, 5:24 PM EDT	Severe Thunderstorm Warning	LWX	Howard, Montgomery	51 min
May 31, 7:34 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's	41 min
May 31, 7:46 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert	74 min
May 31, 2:57 PM EDT	Flash Flood Warning	LWX	Berkeley, Morgan	2 hr
May 31, 4:13 PM EDT	Flash Flood Warning	LWX	Jefferson	92 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2003 Every severe thunderstorm warning in 2003

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.