Thunderstorm Wind, Adams
- When
- July 27, 9:05 PM EST
- Where
- Adams County, York Spgs
- Measured
- 50 kt (58 mph) estimated gust
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 40.000, -77.100
Damaging Wind in Pennsylvania, July 27, 2006
Thunderstorm winds knocked down trees and wires in York Springs.
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
- None recorded
- 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 CTP wrote it up.
Thunderstorm winds knocked down trees and wires in York Springs.
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 State College, PA wrote its last area forecast discussion before the first event at Jul 27, 7:04 PM EST, 2 hours 1 minute earlier.
Area forecast discussion, Jul 27, 7:04 PM EST, 2 hours 1 minute before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 804 PM EDT THU JUL 27 2006 .SHORT TERM /REST OF TONIGHT/... SHOWERS AND THUNDERSTORMS MUCH WEAKER NOW AS THE HEATING HAS PASSED...AND THE GOOD UP FORCING OF THE S/WV OVER LK ONTARIO MOVES EAST OF THE CWA. STILL...THINGS ARE VERY JUICY AND SPOKES OF VORTICITY ARE EVIDENT IN THE RDR RETURNS THIS EVENING...ENHANCING THE SHOWERS INTO TSTORMS IN N-S BANDS. A FEW REPORTS OF SVR WX THIS EVENING...SEE LATEST LSRCTP FOR DETAILS. BUT...MOST STORMS WERE SUB-SEVERE. MANY HAD RUN THROUGH PLACES THAT HAD BEEN RAIN- COOLED PREVIOUSLY IN THE AFTN...WHICH MAY HAVE STABILIZED THE VERY LOWEST LAYER OF THE ATMOS. EXPECT THE BLOSSOMING TSTORMS OVER MD/NRN VA TO SLIDE A BIT MORE NORTH AND CLIP THE LWR SUSQ...SO WILL JUST NUDGE POPS UP THERE FOR THE REST OF THE NIGHT TO 50 PCT. REST OF AREA WILL BE JUST FINE AS IS...WITH MO CLDY SKIES AND LIKELY POPS IN NW AND 50S ELSEWHERE. TEMPS WILL GO ALMOST NOWHERE FROM CURR READINGS...AND FOG MAY FORM WITH NIL T/TD SPREAD...SO WL ADD THAT IN TOO. && .PREV DISCUSSION... /ISSUED 406 PM EDT THU JUL 27 2006/ SHORT TERM /TONIGHT THROUGH SATURDAY NIGHT/... ACTIVE WEATHER THIS AFTERNOON WILL KEEP DISCUSSION BRIEF. NUMEROUS TSTORMS ACROSS CENTRAL PA THIS AFTERNOON WITH SOME STRONGER CELLS. THESE DEVELOPED AHEAD OF SHORTWAVE NOW MOVING ACROSS THE COMMONWEALTH WITH HELP FROM INCREASING CAPE AND STILL GENEROUS LOW LEVEL MOISTURE. THE STORMS WILL DECREASE BY MID EVENING AS WAVE MOVES EAST AND ATMOSPHERE COOLS AND STABILIZES. NEXT WAVE MOVES EAST FROM THE OHIO VALLEY LATE TONIGHT INTO FRI WITH FRONTAL BOUNDARY STALLING NORTH OF PA. THIS WILL KEEP HOT AND HUMID CONDITIONS AROUND AND BRING ANOTHER ROUND OF SHOWERS/TSTORMS FOR FRIDAY. LONG TERM /FRIDAY NIGHT THROUGH THURSDAY/... AS FRONT REMAINS NORTH OF REGION AND GRADUALLY WEAKENS THROUGH THE WEEKEND...HIGH PRESSURE RIDGE WILL SLOWLY BUILD IN...WITH HOT AND HUMID CONDITIONS CONTINUING. SCATTERED/ISOLATED SHOWERS WILL BE AROUND THROUGH THE WEEKEND BEFORE CAP STRENGTHENS FOR THE FIRST HALF OF NEXT WEEK. BACK DOOR TYPE COOL FRONT ATTEMPTS TO SLIDE SOUTH OUT OF NEW ENGLAND LATER IN THE WEEK...COOLING TEMPS A BIT BUT INCREASING CHANCES FOR RAIN. AVIATION... SHOWERS AND THUNDERSTORMS PLENTIFUL OVER CWA THIS AFTERNOON PRODUCING PLENTY OF RAIN AND LIGHTNING. RAIN AND HZ/BR BRINGING VSBY DOWN TO 1/2 SM IN SOME AREAS. KEPT RAIN AND THUNDER IN TAFS THIS EVENING AND THEY HAVE THE POSSIBILITY TO DROP CONDITIONS TO IFR. RAIN AND BR WILL BE PREVALENT OVER CWA INTO EVENING AND POSSIBLY OVERNIGHT AND EXPECT VRF/MVFR CONDITIONS TO SUSTAIN THROUGH THE NIGHT. && .CTP WATCHES/WARNINGS/ADVISORIES... NONE. && SHORT TERM...DANGELO
Hazardous weather outlook, Jul 27, 4:03 AM EST, 17 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 503 AM EDT THU JUL 27 2006 PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046- 049>053-056>059-063>066-280915- WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 503 AM EDT THU JUL 27 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT TROPICAL MOISTURE WILL BE IN PLACE ACROSS PENNSYLVANIA LATE TODAY AND FRIDAY. THUNDERSTORMS THAT FORM IN THIS AIRMASS HAVE THE POTENTIAL TO PRODUCE LOCALLY HEAVY RAINFALL AS WELL AS ISOLATED DAMAGING WIND GUSTS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY ISOLATED SEVERE THUNDERSTORMS...CONTAINING TORRENTIAL DOWNPOURS AND DAMAGING WIND GUSTS...ARE POSSIBLE FRIDAY AFTERNOON...ESPECIALLY OVER NORTHEAST PENNSYLVANIA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
In the hours before
Special weather statement, Jul 27, 5:22 PM EST, 3 hours 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 622 PM EDT THU JUL 27 2006 PAZ066-272245- LANCASTER- 622 PM EDT THU JUL 27 2006 ...A STRONG THUNDERSTORM WILL CONTINUE TO AFFECT LANCASTER COUNTY... AT 617 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 3 MILES EAST OF NEW HOLLAND...MOVING EAST AT 30 MPH. WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...THE PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 289 AND 295. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROAD...ROUTE 322. FORECASTER: DANGELO
Special weather statement, Jul 27, 5:24 PM EST, 3 hours 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 624 PM EDT THU JUL 27 2006 PAZ024-033-272330- CAMBRIA-SOMERSET- 624 PM EDT THU JUL 27 2006 ...STRONG THUNDERSTORMS WILL AFFECT CAMBRIA AND SOMERSET COUNTIES... AT 620 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES SOUTHEAST OF BLAIRSVILLE TO 10 MILES NORTHWEST OF SOMERSET...MOVING EAST AT 20 MPH. THE THUNDERSTORMS WILL BE NEAR SOMERSET AROUND 630 PM... WESTMONT AND JEROME AROUND 645 PM...BROWNSTOWN AND EAST CONEMAUGH AROUND 700 PM...SOUTH FORK AND SUMMERHILL AROUND 715 PM...OGLETOWN AND SPRING HILL AROUND 730 PM. THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES... THE PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 100 AND 112. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...THE JOHNSTOWN EXPRESSWAY...ROUTE 30...ROUTE 219...STATE ROAD 56. WIND GUSTS TO 40 MPH...SMALL HAIL AND FREQUENT...DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS. FORECASTER: RXR
Special weather statement, Jul 27, 5:36 PM EST, 3 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 636 PM EDT THU JUL 27 2006 PAZ052-053-058-272330- COLUMBIA-NORTHUMBERLAND-SCHUYLKILL- 636 PM EDT THU JUL 27 2006 ...A THUNDERSTORM WILL AFFECT PORTIONS OF COLUMBIA...NORTHUMBERLAND AND SCHUYLKILL COUNTIES... AT 630 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 10 MILES SOUTHEAST OF SELINSGROVE...MOVING EAST AT 30 MPH. THE THUNDERSTORM WILL BE NEAR LECK KILL AROUND 645 PM... GORDON AND JOE ZERBEY AIRPORT AROUND 700 PM...FRACKVILLE AND ASHLAND AROUND 715 PM...LOCUST LAKE STATE PARK AND TUSCARORA AROUND 730 PM. THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES... I-81 BETWEEN MILE MARKERS 109 AND 139. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 209...STATE ROAD 61...STATE ROAD 309. FREQUENT...DANGEROUS LIGHTNING...WIND GUSTS TO 40 MPH AND POSSIBLY SMALL HAIL ARE POSSIBLE WITH THIS STORMS. FORECASTER: RXR
Local storm report, Jul 27, 5:39 PM EST, 3 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE STATE COLLEGE PA
639 PM EDT THU JUL 27 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0359 PM TSTM WND DMG SSE SELINSGROVE 40.80N 76.87W
07/27/2006 SNYDER PA EMERGENCY MNGR
TREES DOWN IN THE ISLE OF QUE.
0405 PM TSTM WND DMG 4 S SUNBURY 40.80N 76.79W
07/27/2006 NORTHUMBERLAND PA EMERGENCY MNGR
ONE TREE DOWN IN LOWER AUGUSTA TOWNSHIP.
0415 PM TSTM WND DMG 4 NE SUNBURY 40.90N 76.73W
07/27/2006 NORTHUMBERLAND PA EMERGENCY MNGR
TREES DOWN ALONG ROUTE 145 IN UPPER AUGUSTA TOWNSHIP.
0430 PM TSTM WND DMG EAST BERLIN 39.94N 76.98W
07/27/2006 ADAMS PA EMERGENCY MNGR
TREES AND POWER LINES DOWN.
0455 PM TSTM WND DMG 3 E LEWISBERRY 40.14N 76.80W
07/27/2006 YORK PA EMERGENCY MNGR
ONE TREE DOWN IN NEWBERRY TOWNSHIP.
0510 PM TSTM WND DMG MIDDLETOWN 40.20N 76.73W
07/27/2006 DAUPHIN PA EMERGENCY MNGR
SEVERAL TREES DOWN IN LOWER SWATARA TOWNSHIP.
0510 PM TSTM WND DMG DENVER 40.23N 76.14W
07/27/2006 LANCASTER PA EMERGENCY MNGR
TREES DOWN IN DENVER AND ADAMSTOWN.
0515 PM HAIL 1 N ELIZABETHTOWN 40.17N 76.60W
07/27/2006 M0.88 INCH LANCASTER PA TRAINED SPOTTER
NICKEL SIZE HAIL AND WINDS ESTIMATED AT 60 MPH.
0535 PM TSTM WND DMG LEBANON 40.34N 76.42W
07/27/2006 LEBANON PA EMERGENCY MNGR
ROOF OF A BUILDING DAMAGED IN LEBANON.
0615 PM HAIL GAP 39.99N 76.02W
07/27/2006 E0.75 INCH LANCASTER PA TRAINED SPOTTER
PENNY SIZE HAIL REPORTED IN GAP.
&&
PAJSpecial weather statement, Jul 27, 8:13 PM EST, 52 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 913 PM EDT THU JUL 27 2006 PAZ065-280200- YORK- 913 PM EDT THU JUL 27 2006 ...A STRONG THUNDERSTORM WILL AFFECT YORK COUNTY... AT 909 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 8 MILES EAST OF PARKVILLE...MOVING EAST AT 25 MPH. THE THUNDERSTORM WILL BE NEAR GLEN ROCK...NEW FREEDOM AROUND 920 PM...SHREWSBURY...LOGANVILLE...JACOBUS AROUND 925 PM...SPRY AROUND 930 PM...WINTERSTOWN...STEWARTSTOWN...DALLASTOWN AROUND 935 PM AND FELTON AROUND 940 PM. VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES... I-83 BETWEEN MILE MARKERS 1 AND 17. FORECASTER: DANGELO
Special weather statement, Jul 27, 8:26 PM EST, 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 926 PM EDT THU JUL 27 2006 PAZ064-280215- ADAMS- 926 PM EDT THU JUL 27 2006 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN ADAMS COUNTY... AT 921 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES EAST OF WAYNESBORO...MOVING EAST AT 20 MPH. THE THUNDERSTORM WILL BE NEAR CARROLL VALLEY...FAIRFIELD AROUND 935 PM...GETTYSBURG AROUND 955 PM...GERMANTOWN...BONNEAUVILLE AROUND 1010 PM AND LITTLESTOWN AROUND 1015 PM. VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. FORECASTER: DANGELO
The radar
The Sterling radar (KLWX), 119 km away, was scanning. The volume nearest the first event began at 02:04 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 27 to 31, 2006
- Flash Flooding and Damaging Winds in Wisconsin, July 27, 2006
- Heat in Texas, July 27, 2006
- Lightning Strike in Louisiana, July 27, 2006
- Flash Flooding and Flooding in Illinois, July 27, 2006
- Flash Flooding in Pennsylvania, July 27 to 28, 2006
- Tornadoes and Hail in Minnesota, July 27, 2006
- Lightning Strike in Florida, July 27, 2006
- Damaging Wind in Georgia, July 27, 2006
- Flash Flood in Arkansas, July 27, 2006
- Damaging Wind and Lightning Strike in Maryland, July 27, 2006
- Damaging Winds and Lightning Strike in Oklahoma, July 27, 2006
More
Every storm in Pennsylvania in 2006Every state in 2006This day in weather historyWarnings in Pennsylvania, July 2006
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: 5527114.