A stalled cold front finally began to dissipate over the Mid Atlantic on July 17th. The front still helped to trigger a few thunderstorms along the Blue Ridge.
Every event with a place to put it. Tap one for its entry below.
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.
The episode as NWS LWX wrote it up.
A stalled cold front finally began to dissipate over the Mid Atlantic on July 17th. The front still helped to trigger a few thunderstorms along the Blue Ridge. One storm became severe over Shenandoah County, producing damaging wind gusts.
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 17, 2:50 PM EST, 2 hours 22 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 350 PM EDT TUE JUL 17 2007 .SYNOPSIS...A HOT HUMID AIR MASS WILL REMAIN IN PLACE ACROSS THE REGION THROUGH THURSDAY. A COLD FRONT WILL MOVE THROUGH THE REGION ON FRI. CANADIAN HIGH PRES WILL BUILD SAT THROUGH EARLY NEXT WEEK BRINGING PLEASANT CONDITIONS. && .NEAR TERM /UNTIL 6 AM WEDNESDAY MORNING/... NEARLY STATIONARY BOUNDARY CONTINUES JUST SOUTH OF THE CWFA AT THIS TIME...WITH WEAK HIGH PRESSURE OVER THE NORTHERN HALF OF THE CWFA. SCT TSRA HAVE DEVELOPED OVER SOUTHERN VA...AND CONTINUE TO MOVE NORTHEAST IN THE HOT AND HUMID AIRMASS. DEWPOINTS ARE STILL QUITE HIGH OVER THE SOUTHERN CWFA...NEAR 70. THE HIGH DEWPOINTS WILL CONTINUE TO CREEP NORTHWARD OVERNIGHT...AS THE WEAK BOUNDARY OVER SOUTHERN VIRGINIA BEGINS TO MOVE NORTHWARD. && .SHORT TERM /6 AM WEDNESDAY MORNING THROUGH 6 PM WEDNESDAY/... THE STORY FOR TOMORROW WILL BE HOT...HUMID AND STRONG CONVECTION. CONVECTION IS EXPECTED TO BREAK OUT DURING THE DAY TOMORROW. THE BOUNDARY OVER SOUTHERN VA IS PROGGED TO MOVE NORTHWARD OVERNIGHT...AND SET UP NEAR THE MD/PA BORDER. THE AIRMASS IS EXPECTED TO BECOME VERY UNSTABLE...MID LEVEL FORCING WILL BE AVAILABLE IN THE FORM OF A SHORTWAVE TROUGH...AND STRONG UPPER LEVEL DIVERGENCE WILL ALL COME TOGETHER TOMORROW AFTERNOON. IN ADDITION...GOOD LOW LOW LEVEL SHEAR WILL BE PRESENT. SEVERE THUNDERSTORMS WILL BE LIKELY...WITH ISOLATED TORNADOES POSSIBLE. && .LONG TERM /WEDNESDAY NIGHT THROUGH TUESDAY/... AMPLIFYING ERN US TROF WILL DRIVE A CDFNT THRU THE AREA FRI MORNING. THU APPEARS TO BE LAST CHANCE OF RAIN AND POSSIBLY SVR TSTMS IN THE NEXT SEVEN DAYS AS CANADIAN HIGH PRES IS XPCD TO BUILD OVR THE WEEKEND AND HOLD THRU THE MIDDLE OF NEXT WEEK. MAIN CHANGE IN GRIDS WAS TO TREND FCST DRIER FOR FRI AS FRONT IS XPCD TO SAG RAPIDLY SWD DURING THE DAY. AIR MASS MODIFIES BY MIDDLE OF THE NEXT WEEK AS UPPER RIDGE OVR THE MIDWEST TRIES TO BUILD EWD. && .AVIATION /20Z TUESDAY THROUGH SUNDAY/... VFR CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE EVENING. THE CHO AND MRB TERMINALS WILL MOST LIKELY BE AFFECTED BY ANY SCT/ISO TSRA THROUGH THE EVENING. CIGS/VSBYS WILL BE LOCALLY REDUCED IN ANY TSRA. PATCHY DENSE FOG IS LIKELY AGAIN TONIGHT. SCATTERED TSRA IS ON TAP AGAIN TOMORROW. THIS TIME...ALL TAF SITES ARE LIKELY TO HAVE CIG/VSBY RESTRICTIONS DUE TO SHOWERS AND THUNDERSTORMS. && .MARINE... EXPECTING WINDS TO STAY 15 KT OR BELOW. SOME CHANNELING UP THE BAY IS POSSIBLE WITH THE SOUTHERLY WIND COMPONENT. && .LWX WATCHES/WARNINGS/ADVISORIES... DC...NONE. MD...NONE. VA...NONE. WV...NONE. MARINE...NONE. && PRODUCTS...NWL/ROSA
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1258 PM EDT TUE JUL 17 2007 ANZ530>537-DCZ001-MDZ003>007-009>011-013-014-016>018-501-502- VAZ021-025>031-036>042-050>057-WVZ050>055-501>504-181400- 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- DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-HIGHLAND- AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE- NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN- ORANGE-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-PENDLETON-HARDY- WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL- 1258 PM EDT TUE JUL 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MARYLAND WEST OF THE EASTERN SHORE INCLUDING THE CHESAPEAKE BAY AND EAST OF GARRETT COUNTY...EASTERN WEST VIRGINIA...NORTHERN AND CENTRAL VIRGINIA... WASHINGTON DC AND THE TIDAL POTOMAC RIVER. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SEVERE THUNDERSTORMS ARE POSSIBLE BOTH WEDNESDAY AND THURSDAY. AN ISOLATED TORNADO IS POSSIBLE ON WEDNESDAY. THE GREATEST CHANCE FOR SEVERE WEATHER IS BETWEEN 2 PM AND 8 PM EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED TODAY.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
319 PM EDT TUE JUL 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0615 PM TORNADO 1 SE FALLSTON 39.51N 76.41W
07/16/2007 F1 HARFORD MD NWS STORM SURVEY
A TORNADO TOUCHED DOWN NEAR FALLSTON MONDAY AFTERNOON.
NWS DAMAGE SURVEY SUGGESTS THIS TORNADO WAS AN EF1
INTENSITY ON THE ENHANCED FUJITA SCALE. MAXIMUM PATH
WIDTH WAS 150 YARDS AND THE LENGTH APPROXIMATELY 4 MILES
LONG. EXTENSIVE DAMAGE TO TREES INCLUDING SOME SOFTWOOD
TREES SNAPPED AND MANY HARDWOODS TOPPLED. STRUCTURAL
DAMAGE OBSERVED WAS LIMITED TO TREES AND LIMBS FALLING
ONTO STRUCTURES. MANY POWERLINES WERE ALSO DOWNED. NO
INJURIES WERE REPORTED. EVENT TIME APPROXIMATELY 615-627
PM.
&&
MANNINGPRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
321 PM EDT TUE JUL 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0220 PM TSTM WND DMG 1 SE EARLYSVILLE 38.15N 78.47W
07/16/2007 ALBEMARLE VA FIRE DEPT/RESCUE
TREES AND WIRES DOWN.
0230 PM TSTM WND DMG MONTICELLO 38.01N 78.45W
07/16/2007 ALBEMARLE VA TRAINED SPOTTER
TREES DOWN.
0235 PM TSTM WND DMG CHARLOTTESVILLE 38.04N 78.49W
07/16/2007 CITY OF CHARLOTTES VA FIRE DEPT/RESCUE
TREES DOWN ON A HOUSE.
0240 PM TSTM WND DMG STONY POINT 38.11N 78.37W
07/16/2007 ALBEMARLE VA FIRE DEPT/RESCUE
TREES AND WIRES DOWN NEAR RT 20 AND PROFITT RD.
0432 PM HAIL 3 SW ST LEONARD 38.44N 76.55W
07/16/2007 E1.00 INCH CALVERT MD EMERGENCY MNGR
DISPATCHED PUBLIC REPORT OF LARGE HAIL WITH LARGE TREE
LIMBS DOWN ON PROPERTY.
0532 PM TSTM WND DMG 2 N PHOENIX 39.55N 76.62W
07/16/2007 BALTIMORE MD EMERGENCY MNGR
TREE DOWN NEAR CORBETT RD.
0542 PM TSTM WND DMG 3 SE MONKTON 39.55N 76.58W
07/16/2007 BALTIMORE MD EMERGENCY MNGR
TREE DOWN NEAR OLD YORK RD NEAR TROYER.
0605 PM TSTM WND DMG FALLSTON 39.52N 76.43W
07/16/2007 HARFORD MD EMERGENCY MNGR
LARGE 3 FT DIAMETER TREE DOWN NEAR CONNOLLY RD.
0605 PM TSTM WND DMG FALLSTON 39.52N 76.43W
07/16/2007 HARFORD MD EMERGENCY MNGR
LARGE 3 FT DIAMETER TREE DOWN NEAR CONNOLLY RD.
0605 PM TSTM WND DMG FALLSTON 39.52N 76.43W
07/16/2007 HARFORD MD EMERGENCY MNGR
LARGE 3 FT TREE DOWN AND MULTIPLE TREES DOWN NEAR
CONNOLLY RD.
0615 PM TORNADO 1 SE FALLSTON 39.51N 76.41W
07/16/2007 F1 HARFORD MD NWS STORM SURVEY
A TORNADO TOUCHED DOWN NEAR FALLSTON MONDAY AFTERNOON.
NWS DAMAGE SURVEY SUGGESTS THIS TORNADO WAS AN EF1
INTENSITY ON THE ENHANCED FUJITA SCALE. MAXIMUM PATH
WIDTH WAS 150 YARDS AND THE LENGTH APPROXIMATELY 4 MILES
LONG. EXTENSIVE DAMAGE TO TREES INCLUDING SOME SOFTWOOD
TREES SNAPPED AND MANY HARDWOODS TOPPLED. STRUCTURAL
DAMAGE OBSERVED WAS LIMITED TO TREES AND LIMBS FALLING
ONTO STRUCTURES. MANY POWERLINES WERE ALSO DOWNED. NO
INJURIES WERE REPORTED. EVENT TIME APPROXIMATELY 615-627
PM.
0619 PM HAIL FALLSTON 39.52N 76.43W
07/16/2007 E1.00 INCH HARFORD MD TRAINED SPOTTER
QUARTER SIZE HAIL
0735 PM TSTM WND DMG LOVETTSVILLE 39.27N 77.64W
07/16/2007 LOUDOUN VA FIRE DEPT/RESCUE
TREES DOWNED BLOCKING ROADWAYS.
0735 PM TSTM WND DMG 3 N BRUNSWICK 39.36N 77.62W
07/16/2007 FREDERICK MD EMERGENCY MNGR
TREES DOWN ON HWY 340.
0740 PM HAIL BRUNSWICK 39.32N 77.62W
07/16/2007 E0.75 INCH FREDERICK MD TRAINED SPOTTER
3/4 INCH HAIL REPORTED IN BRUNSWICK.
0743 PM HAIL BRUNSWICK 39.32N 77.62W
07/16/2007 E0.88 INCH FREDERICK MD TRAINED SPOTTER
NICKEL SIZED HAIL REPORTED IN BRUNSWICK.
0815 PM TSTM WND DMG 5 W LIBERTYTOWN 39.49N 77.33W
07/16/2007 FREDERICK MD EMERGENCY MNGR
TREES DOWN
&&
THIS IS AN EVENT SUMMARY FOR 16 JULY 2007 DETAILING SEVERE WEATHER
EVENTS THAT OCCURRED.
MANNINGSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 336 PM EDT TUE JUL 17 2007 VAZ025-172030- AUGUSTA VA- 336 PM EDT TUE JUL 17 2007 ...STRONG THUNDERSTORM TO AFFECT AUGUSTA COUNTY... AT 336 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 15 MILES WEST OF CRAIGSVILLE...MOVING EAST AT 20 MPH. IT WAS OVER NORTHERN BATH COUNTY SOUTH OF BURNSVILLE. THE COMMUNITIES OF CRAIGSVILLE...AUGUSTA SPRINGS...SUMMERDEAN... MIDDLEBROOK...TRIMBLES MILL AND GREENVILLE WILL BE AFFECTED BY THIS STORM. EXPECT HAIL AND WIND GUSTS TO 45 MPH WITH THIS STORM. HITCHENS
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 409 PM EDT TUE JUL 17 2007 VAZ025-172115- AUGUSTA VA- 409 PM EDT TUE JUL 17 2007 A THUNDERSTORM HAS MOVED INTO THE SOUTHERN PORTION OF AUGUSTA COUNTY...AND WILL AFFECT THE AREA THROUGH 500 PM. THE TOWNS OF CRAIGSVILLE...DEERFIELD...AND GREENVILLE CAN EXPECT TO SEE LIGHTNING STRIKES...BRIEF DOWNPOURS...SMALL HAIL..AND WIND GUSTS TO 40 MPH. ABW
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 546 PM EDT TUE JUL 17 2007 VAZ026-027-172245- SHENANDOAH VA-ROCKINGHAM VA- 546 PM EDT TUE JUL 17 2007 ...STRONG THUNDERSTORMS TO AFFECT SHENANDOAH AND ROCKINGHAM COUNTIES... AT 546 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER FULKS RUN...MOVING NORTHEAST AT 10 MPH. THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO 40 MPH. THE COMMUNITIES OF BROADWAY...TIMBERVILLE AND MOUNT JACKSON WILL BE AFFECTED BY THIS STORM. ABW
The Sterling radar (KLWX), 104 km away, was scanning. The volume nearest the first event began at 22:12 UTC.
1 thunderstorm wind. Local standard time, as filed.
Shenandoah County Fire and Rescue Department reported large tree limbs down near Conicsville Road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Virginia in 2007Every state in 2007This day in weather historyWarnings in Virginia, July 2007
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: 47572.