Thunderstorm Wind, Allegany
- When
- July 8, 8:48 PM EST
- Where
- Allegany County, Cumberland
- Measured
- 50 kt (58 mph) estimated gust
- Property damage
- $1,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 39.650, -78.767
Trees were downed.
Damaging Wind in Maryland, July 8, 2003
A thunderstorm with high winds downed trees in Cumberland during the evening of the 8th.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $1,000
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS LWX wrote it up.
A thunderstorm with high winds downed trees in Cumberland during the evening of the 8th.
What forecasters said that day
The local office's own words before the first event, 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 the first event at Jul 8, 6:50 PM EST, 1 hour 58 minutes earlier.
Area forecast discussion, Jul 8, 6:50 PM EST, 1 hour 58 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 750 PM EDT TUE JUL 8 2003 CLUSTER OF THUNDERSTORMS HAS FORMED OVER THE UPPER OHIO VALLEY THIS EVENING. UPPER LEVEL DIVERGENCE IN THE 200-400MB COLUMN INITIATED STORMS OVER SOUTHERN OHIO IN THE UNSTABLE AFTERNOON AIRMASS. A COLD FRONT SLOWLY MOVING SOUTHWARD ALSO HELPED TO FORM CONVECTION FROM NORTHERN INDIANA NORTHEAST INTO NORTHERN PENNSYLVANIA. IN ADDITION...A MESOSCALE CONVECTIVE VORTICY (WITH ORIGINS TO AN MCC LAST NIGHT ACROSS THE UPPER PLAINS PER IR SATELLITE) IS ENHANCING CONVECTION SOUTHEAST OF CLEVELAND. 18Z MESOETA MODEL DID A POOR JOB WITH CONVECTION NEAR CLEVELAND (HAS IT DRY THROUGH ABOUT 03Z)...AND COULDNT FIND MUCH EVIDENCE IN MODELS OF CONVECTIVE VORTICITY SEEN IN EASTERN OHIO. CURRENTLY WORKING ON IFPS GRIDS AND AWAITING POSSIBLE WATCH BOX. ZONE UPDATE WILL COME AFTER THAT DECISION IS MADE ON COORD CALL WITH SPC. THANKS FOR COORD SPC ROGOWSKI .LWX... DC...NONE.. MD...NONE.. VA...NONE. WV...NONE.
Hazardous weather outlook, Jul 8, 12:00 PM EST, 8 hours 48 minutes before
DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-091200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 100 PM EDT TUE JUL 8 2003 .DAY ONE...TODAY THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS TONIGHT ACROSS EASTERN WEST VIRGINIA...WESTERN AND CENTRAL MARYLAND...NORTHERN VIRGINIA...AND THE DISTRICT OF COLUMBIA. THE TIMING OF ANY THUNDERSTORMS WILL BE LATE TONIGHT...NEAR MIDNIGHT AND INTO THE EARLY MORNING HOURS .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NECESSARY LATE TONIGHT. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. HTS
In the hours before
Special weather statement, Jul 8, 4:45 PM EST, 4 hours 3 minutes before
DCZ001-MDZ002>005-009-010-013-016-VAZ021-025>031-036>042-050>057- WVZ048>055-090600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 545 PM EDT TUE JUL 8 2003 ...ANOTHER ROUND OF THUNDERSTORMS POSSIBLE TONIGHT... CLUSTERS OF THUNDERSTORMS DEVELOPING THIS EVENING ACROSS THE OHIO VALLEY WILL CONTINUE TO MOVE TOWARDS THE MID ATLANTIC. IF THE STORMS HOLD TOGETHER...IT APPEARS THE TRACK OF THESE STORMS WILL MAINLY IMPACT EASTERN WEST VIRGINIA...WESTERN AND CENTRAL MARYLAND...AND NORTHERN VIRGINIA...WHILE REMAINING MORE ISOLATED FURTHER EAST IN THE METRO AREAS...AND IN EASTERN MARYLAND. THE GREATEST THREAT FROM THUNDERSTORMS OVERNIGHT WILL BE HEAVY RAINFALL AND LOCALIZED DAMAGING WINDS. STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL MEDIA...FOR THE LATEST WEATHER INFORMATION. ROGOWSKI
Special weather statement, Jul 8, 8:05 PM EST, 43 minutes before
MDZ002-003-VAZ021-026>029-WVZ048>052-054-055-090200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 905 PM EDT TUE JUL 8 2003 AT 9:05 PM...DOPPLER RADAR INDICATED STRONG TO SEVERE THUNDERSTORMS ALONG A LINE IN SOUTHWEST PENNSYLVANIA SOUTH TO NORTHERN WEST VIRGINIA...MOVING EAST AT 40 MPH. SOME OF THESE THUNDERSTORMS HAVE A HISTORY OF PRODUCING WIND DAMAGE. THE STORMS WILL AFFECT WESTERN MARYLAND AND THE EASTERN PAN HANDLE OF WEST VIRGINIA BETWEEN 9:15 PM AND 11:00 PM. RESIDENTS IN THIS AREA SHOULD STAY ALERT FOR FUTURE WARNINGS. ROGOWSKI
The radar
The Sterling radar (KLWX), 133 km away, was scanning. The volume nearest the first event began at 01:50 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flash Flooding and Flood in Ohio, July 8 to 9, 2003
- Flash Flooding and Hail in Ohio, July 8, 2003
- Hail and Damaging Winds in Ohio, July 8, 2003
- Flood in Indiana, July 8 to 31, 2003
- Wildfire in California, July 8 to 11, 2003
- Tornado and Flash Flooding in Indiana, July 8 to 9, 2003
- Damaging Winds and Lightning Strikes in Illinois, July 8, 2003
- Hail and Damaging Winds in South Dakota, July 8, 2003
- Wildfire in California, July 8 to 10, 2003
- Flash Flood in West Virginia, July 8, 2003
- Hail and Damaging Winds in Iowa, July 8, 2003
- Flash Flooding and Lightning Strike in Missouri, July 8, 2003
More
Every storm in Maryland in 2003Every state in 2003This day in weather historyWarnings in Maryland, July 2003
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5368578.