Alert archive / Maryland / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 184, NWS Baltimore/Washington
NWS Baltimore/Washington issued this severe thunderstorm warning at Jul 12, 2004, 11:11 AM EDT for Baltimore County, Maryland. It was in force for 49 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
- Jul 12, 2004, 11:11 AM EDT (15:11 UTC)
- Expired
- Jul 12, 2004, 12:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Baltimore/Washington
- Area
- Counties, with a storm outline in the text
County Baltimore County, MD
The radar
The Sterling radar (KLWX), 91 km from the middle of the area, began a volume at 15:13 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 Jul 12, 3:30 AM EDT, 7 hours 41 minutes earlier.
Area forecast discussion, Jul 12, 3:30 AM EDT, 7 hours 41 minutes before
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</html>Hazardous weather outlook, Jul 12, 5:11 AM EDT, 6 hours before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 511 AM EDT MON JUL 12 2004 DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-121510- ALBEMARLE VA-ALLEGANY MD-ANNE ARUNDEL MD- ARLINGTON/FALLS CHURCH/ALEXANDRIA VA-AUGUSTA VA-BERKELEY WV- CALVERT MD-CARROLL MD-CHARLES MD-CLARKE VA-CULPEPER VA- DISTRICT OF COLUMBIA DC-FAIRFAX VA-FAUQUIER VA-FREDERICK VA- FREDERICK MD-GRANT WV-GREENE VA-HAMPSHIRE WV-HARDY WV-HARFORD MD- HIGHLAND VA-HOWARD MD-JEFFERSON WV-KING GEORGE VA-LOUDOUN VA- MADISON VA-MINERAL WV-MONTGOMERY MD-MORGAN WV-NELSON VA- NORTHERN BALTIMORE MD-ORANGE VA-PAGE VA-PENDLETON WV- PRINCE GEORGES MD-PRINCE WILLIAM/MANASSAS/MANASSAS PARK VA- RAPPAHANNOCK VA-ROCKINGHAM VA-SHENANDOAH VA-SOUTHERN BALTIMORE MD- SPOTSYLVANIA VA-ST. MARYS MD-STAFFORD VA-WARREN VA-WASHINGTON MD- 511 AM EDT MON JUL 12 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MARYLAND WEST OF THE CHESAPEAKE BAY AND EAST OF GARRETT COUNTY...EASTERN WEST VIRGINIA...NORTHERN AND CENTRAL VIRGINIA AND WASHINGTON DC. .DAY ONE... A FLOOD WATCH IS IN EFFECT FOR MUCH OF THE AREA THROUGH TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP TODAY AND CONTINUE THROUGH TONIGHT. THE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HOURLY RAINFALL AMOUNTS OF ONE TO TWO INCHES. THIS COULD CAUSE FLOODING OF CREEKS...STREAMS...AND LOW LYING/POOR DRAINAGE AREAS. THE HEAVIEST RAINFALL SHOULD AFFECT THE AREA THIS AFTERNOON AND EVENING. RAINFALL WILL START TO TAPER OFF AROUND MIDNIGHT. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED... BUT RAINFALL REPORTS WILL BE GREATLY APPRECIATED.
In the hours before
Special weather statement, Jul 12, 7:44 AM EDT, 3 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 744 AM EDT MON JUL 12 2004 MDZ002-003-VAZ021-025>031-036>040-050-051-056-WVZ048>055-121300- ALBEMARLE VA-ALLEGANY MD-AUGUSTA VA-BERKELEY WV-CLARKE VA- CULPEPER VA-FREDERICK VA-GRANT WV-GREENE VA-HAMPSHIRE WV-HARDY WV- HIGHLAND VA-JEFFERSON WV-MADISON VA-MINERAL WV-MORGAN WV-NELSON VA- ORANGE VA-PAGE VA-PENDLETON WV-RAPPAHANNOCK VA-ROCKINGHAM VA- SHENANDOAH VA-SPOTSYLVANIA VA-WARREN VA-WASHINGTON MD- 744 AM EDT MON JUL 12 2004 ...AREAS OF DENSE FOG EARLY THIS MORNING... WITH THE ABUNDANT MOISTURE IN THE AIR THIS MORNING...AREAS OF DENSE FOG HAVE FORMED IN THE POTOMAC HIGHLANDS...SHENANDOAH VALLEY AND CENTRAL VIRGINIA. VISIBILITIES ARE UNDER A MILE IN SEVERAL LOCATIONS AND SOME LOCATIONS ARE REPORTING VISIBILITIES AROUND 1/4 MILE. VISIBILITIES ARE EXPECTED TO RAPIDLY IMPROVE TO ABOVE A MILE IN MOST LOCATIONS BETWEEN 9 AND 10 AM. MOTORISTS ARE URGED TO EXERCISE EXTREME CAUTION WHEN DRIVING THIS MORNING. SLOW DOWN AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. ALSO...INCREASE THE DISTANCE BETWEEN YOUR VEHICLE AND THE VEHICLE IN FRONT OF YOU AS VISIBILITIES CAN CHANGE RAPIDLY ESPECIALLY WHEN APPROACHING WATERWAYS...AND LOW SPOTS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR FURTHER DETAILS OR UPDATES. MANNING
Special weather statement, Jul 12, 10:19 AM EDT, 52 minutes before
ANZ534-121515- MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1019 AM EDT MON JUL 12 2004 ...SPECIAL MARINE WARNING HAS EXPIRED FOR THE CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT... AT 10:15 AM EDT DOPPLER RADAR SHOWED A THUNDERSTORM ABOUT 4 MILES EAST OF POINT LOOKOUT MARYLAND. THIS STORM WHICH EARLIER HAD PROMPTED A SPECIAL MARINE WARNING HAS WEAKENED AND IS DRIFTING NORTH AROUND 5 KNOTS. ANOTHER AREA OF SHOWERS AND THUNDERSTORMS WAS LOCATED JUST EAST OF SMITH POINT VIRGINIA AND DRIFTING NORTH AROUND 5 KNOTS. BRIEF WIND GUSTS TO 30 KNOTS ARE POSSIBLE WITH THIS AREA OF SHOWERS AND STORMS. SMZ
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 9:17 AM EDT | Special Marine Warning | LWX | 58 min | |
| Jul 12, 11:29 AM EDT | Special Marine Warning | LWX | 91 min | |
| Jul 12, 12:28 PM EDT | Special Marine Warning | LWX | 92 min | |
| Jul 12, 4:32 PM EDT | Severe Thunderstorm Warning | LWX | Culpeper | 58 min |
| Jul 12, 5:08 PM EDT | Special Marine Warning | LWX | 2 hr | |
| Jul 12, 5:18 PM EDT | Special Marine Warning | LWX | 117 min | |
| Jul 12, 5:56 PM EDT | Special Marine Warning | LWX | 2 hr | |
| Jul 12, 6:21 PM EDT | Special Marine Warning | LWX | 114 min | |
| Jul 12, 7:40 PM EDT | Flash Flood Warning | LWX | Albemarle | 3 hr |
| Jul 12, 1:12 PM EDT | Flash Flood Warning | LWX | Harford | 3 hr |
| Jul 12, 4:13 PM EDT | Flash Flood Warning | LWX | Harford | 4 hr |
| Jul 12, 5:08 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 37 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2004Every severe thunderstorm warning in 2004
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.