Thunderstorm Wind, Dauphin
- When
- August 29, 2:15 PM EST
- Where
- Dauphin County, 5 mi E of Halifax
- Measured
- 50 kt (58 mph) estimated gust
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 40.470, -76.817
Trees and wires reported down 5 miles east of Halifax.
Damaging Wind in Pennsylvania, August 29, 2003
1 thunderstorm wind, as filed by the National Weather Service.
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 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 Aug 29, 1:15 PM EST, 1 hour earlier.
Area forecast discussion, Aug 29, 1:15 PM EST, 1 hour before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 215 PM EDT FRI AUG 29 2003 AS ANTICIPATED...WL ISSUE NEW ZONES WITH SVR WX WATCH 909 WORDING INCLUDED. .SHORT TERM... WL NOT BE SHY WITH THE LIKLIES THIS EVENING AND TONIGHT. LK BREEZE FIRING UP ALRDY AND THE REAL FRONT SHOULD HAVE SUFFICIENT PUSH AND DYNAMICS TO KEEP THINGS GOING MOST OF THE NIGHT FROM HERE ON OUT. THE SHOWERS WILL DIE AWAY DURING THE EARLY MORNING HOURS...AND BY 9 AM THINGS WILL BE DRYING OUT...EXCEPT FOR THE FAR SRN ZNS...WHERE THE FRONT IS GOING TO LANGUISH FOR THE NEXT WEEK. WL TIME THE ENDING OF THE SHOWERS IN THE NORTH AS EARLY ON SAT MORNING FOR THE FAR NORTH...AND ARND NOON IN CENTRAL COS. POPS WL CONTINUE FOR THE SOUTHERN TIER OF ZNS ALL DAY LONG. POST-FRONTAL DRYING SHOULD MAKE THE AFTERNOON TURN OUT FAIRLY DECENT FOR THE NRN HALF OF THE CWA SAT. SAT NITE LOOKS MAINLY PRECIP-FREE...BUT WL CONT TO KEEP THE SLGT CHCS UP FOR THE SOUTH AS THE BNDRY WL BE SO CLOSE. SUN IS ANOTHER PROBLEM CHILD...AS THE SAME THINGS THAT WERE APPEARING W/YSTDY/S RUNS FOR SAT ARE HAPPENING TODAY FOR SUNDAY (DID YOU FOLLOW THAT?). GFS SEEMS TO BE PLAGUED WITH CONVECTIVE FEEDBACK BULLSEYES IN THE QPF FIELDS. WITH CURR RUNS...IT APPEARS ON SUNDAY. WL AGAIN PLAY IT MORE DRY THAN WET...BUT ALLOW FOR SOME WIGGLE ROOM WITH CONTINUITY PLAYING A BIG PART. CHC POPS SOUTH AND CENTRAL TO SLIGHTS UP NORTH ON SUNDAY. && .EXTENDED... UPR TROF DIGS JUST TO OUR WEST THRU THE PD...AND SOME (ACTUAL) TROPICAL MOISTURE FLOWS UP FM THE WRN GULF DURING MID-WEEK. WITH THE PERSISTENT AND WAVY BOUNDARY OV THE MID-ATL/PA THRU THE PD AS WELL. WET. NO MORE WORDS BE SAID...BUT I HAVE LOW CONFIDENCE IN ANY SPECIFIC PD(S) TO BE ABLE TO PINPOINT WITH ANY HIGHER THAN 50 POPS ATTM. NEW DAY 7 FINALLY LOOKING DRY...IN FACT IT MAY TAPER OFF ON THUR NITE. && .PRELIMINARY POINT TEMPS/POPS... HARRISBURG 69 81 63 73 / 50 50 20 50 WILLIAMSPORT 62 74 54 72 / 70 40 10 30 BRADFORD 56 68 46 67 / 60 30 10 20 JOHNSTOWN 65 71 55 68 / 70 50 10 40 ALTOONA 65 76 60 73 / 70 50 20 50 STATE COLLEGE 60 73 57 71 / 70 40 10 40 SELINSGROVE 66 77 57 72 / 70 40 10 40 LANCASTER 70 82 64 73 / 60 60 20 50 YORK 71 83 65 74 / 60 60 30 60 && .CTP WATCHES/WARNINGS/ADVISORIES... PA...SEVERE THUNDERSTORM WATCH UNTIL 700 PM EDT FRIDAY FOR ZONES PAC023...PAC027...PAC033...PAC035...PAC047...PAC081...PAC083...PAC105 ...PAC113...PAC117...PAC123. DANGELO
Hazardous weather outlook, Aug 29, 4:16 AM EST, 9 hours 59 minutes before
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-291115- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 516 AM EDT FRI AUG 29 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY A COLD FRONT WILL DROP SOUTHWARD FROM THE GREAT LAKES LATER TODAY...BRINGING THE CHANCE OF SEVERE THUNDERSTORMS TO NORTHERN AND WESTERN PENNSYLVANIA. THE BEST CHANCE OF THUNDERSTORMS WILL BE LATE AFTERNOON AND EARLY EVENING. A FEW OF THESE STORMS COULD CONTAIN WIND GUSTS OVER 50 MPH AND HAIL. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
In the hours before
Special weather statement, Aug 29, 12:42 PM EST, 1 hour 33 minutes before
PAZ004-291845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 142 PM EDT FRI AUG 29 2003 ...STRONG THUNDERSTORMS WILL AFFECT WARREN COUNTY DURING THE MID AND LATE AFTERNOON... AT 140 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG TO POSSIBLY SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES NORTHEAST OF CORRY TO 8 MILES NORTH OF UNION CITY TO 11 MILES EAST OF CONNEAUT...MOVING EAST AT 30 MPH. THE THUNDERSTORMS WILL BE NEAR BEAR LAKE AT 210 PM...COLUMBUS AT 220 PM...SUGAR GROVE AT 225 PM...LOTTSVILLE AT 235 PM AND SPRING CREEK AT 245 PM. HEAVY DOWNPOURS WILL BRING BETWEEN ONE HALF INCH...AND ONE INCH OF RAIN IN A 30 MINUTE PERIOD...POSSIBLY CAUSING WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. WIND GUSTS TO 45 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. WINDS OF THIS STRENGTH COULD KNOCK DOWN LIMBS AND WEAKENED TREES. EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT SEEK SHELTER UNDER TREES OR STAY IN THE OPEN WHEN LIGHTNING THREATENS. STAY TUNED TO YOUR FAVORITE SOURCE OF NATIONAL WEATHER SERVICE INFORMATION...SUCH AS NOAA WEATHER RADIO...SHOULD A SEVERE THUNDERSTORM WARNING BE ISSUED. LAMBERT
Special weather statement, Aug 29, 1:13 PM EST, 1 hour 2 minutes before
PAZ004>006-010>012-017>019-037-041-042-045-046-292300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 213 PM EDT FRI AUG 29 2003 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM EDT FRIDAY EVENING FOR THE FOLLOWING COUNTIES IN CENTRAL PENNSYLVANIA... CAMERON...CLEARFIELD...ELK...MCKEAN...CENTRE...CLINTON...LYCOMING... POTTER...SULLIVAN...TIOGA AND WARREN. SHOWERS AND THUNDERSTORMS WILL INTENSIFY DURING THE AFTERNOON HEATING. SOME OF THESE THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE STRONG WIND GUSTS AND HAIL. THEREFORE...THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR THE AREA. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DONT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...HEAVY RAIN...AND FREQUENT LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO AND OTHER MEDIA FOR FURTHER DETAILS OR UPDATES. DANGELO/LAMBERT
Special weather statement, Aug 29, 1:17 PM EST, 58 minutes before
PAZ052-057>059-065-066-291915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 217 PM EDT FRI AUG 29 2003 ...A FEW STRONG THUNDERSTORMS WILL AFFECT PORTIONS OF YORK...LANCASTER...LEBANON...DAUPHIN...SCHUYLKILL AND NORTHUMBERLAND COUNTIES THIS AFTERNOON... AT 215 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A ISOLATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 18 MILES SOUTHWEST OF SELINSGROVE TO 6 MILES SOUTH OF LOWER ALLEN TO 5 MILES NORTHWEST OF HANOVER...MOVING EAST AT 20 MPH. THE THUNDERSTORMS WILL BE NEAR VALLEY GREEN...STEELTON...HALIFAX AROUND 225 PM...PROGRESS... MILLERSBURG...HIGHSPIRE...DOVER AROUND 230 PM...WEIGELSTOWN... THOMASVILLE AND SPRING GROVE AROUND 235 PM. VERY HEAVY RAIN WILL FALL...AND POSSIBLY CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. WIND GUSTS TO 45 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. EXPECT INTENSE LIGHTNING FROM THE STORMS. DO NOT SEEK SHELTER UNDER TREES OR STAY IN THE OPEN WHEN LIGHTNING THREATENS. LAMBERT
Special weather statement, Aug 29, 1:56 PM EST, 19 minutes before
PAZ056-057-291930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 256 PM EDT FRI AUG 29 2003 ...STRONG THUNDERSTORMS WILL AFFECT DAUPHIN AND PERRY COUNTIES... AT 255 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO STRONG THUNDERSTORMS NEAR ELIZABETHVILLE AND MILLERSTOWN...MOVING EAST AT 20 MPH. VERY HEAVY RAIN WILL FALL...AND POSSIBLY 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 THESE STORMS. DANGELO
The radar
The State College radar (KCCX), 112 km away, was scanning. The volume nearest the first event began at 19:14 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
- Damaging Wind in New York, August 29, 2003
- Tornado in New York, August 29, 2003
- Flash Flood and Hail in Ohio, August 29, 2003
- Lightning Strike in Maryland, August 29, 2003
- Damaging Wind in New York, August 29, 2003
- Damaging Winds in New York, August 29, 2003
- Flash Flood in New Mexico, August 29, 2003
- Flash Flooding in Texas, August 29, 2003
- Flash Flood in Texas, August 29 to 30, 2003
- Flash Flooding and Heavy Rain in Kansas, August 29 to 30, 2003
- Damaging Wind in New York, August 29, 2003
- Lightning Strike in Utah, August 29, 2003
More
Every storm in Pennsylvania in 2003Every state in 2003This day in weather historyWarnings in Pennsylvania, August 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: 5369546.