1 flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 Jan 15, 3:09 AM EST, 2 hours 51 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 309 AM EST SAT JAN 15 2005 .AVIATION... MAINLY VFR CONDS TO PERSIST THRU MOST OF THE PERIOD...WITH COOL AND DRY NW FLOW AND SFC HIGH PRESSURE DOMINATING THE WEATHER. LATE IN THE PERIOD...TOWARD SUNRISE SUNDAY MORNING...A WEAK WAVE MAY BRING AN INCRREASE IN CLOUDS AND A CHANCE OF LIGHT SNOW TO THE STATE...BUT SYSTEM LOOKS RATHER WEAK AT THIS POINT IN TIME. && .SHORT TERM (TODAY)... DUAL 1040 MB HIGH PRESSURE CENTERS WL MAKE FOR A CHILLY MID JANUARY DAY ACROSS CENTRAL PA. SOME THIN MID LEVEL BKN-OVC WL FILTER THE SUN FROM TIME TO TIME AS A WEAK SHORTWAVE DRIFTS OVER THE VIRGINIAS... BUT OTHERWISE A BRIGHT DAY DESPITE THE CHILL. STAYED CLOSE TO MAV FCST HIGHS TDY WITH MOST AREAS REMAINING BELOW FREEZING EXCEPT FOR PORTIONS OF THE MIDDLE TO LOWER SUSQ. WHICH BARELY EXCEED FREEZING FOR A SHORT TIME THIS AFTERNOON. FLOODING ONGOING OVER THE LOWER SUSQ. BASIN AND MOST CRESTING TO TAKE PLACE DURING TODAY FOR THE 6 OR SO POINTS WE HAVE GOING OVER FLOOD STAGE. THE GOOD NEWS IS THAT NO HEAVY PRECIPITATION EVENTS APPEAR LIKELY IN THE 6 TO 10 DAY PERIOD...SO THIS SHOULD BE IT FOR FLOODING FOR THE FORESEEABLE FUTURE. && .LONG TERM (TONIGHT THROUGH FRIDAY)... SHORTWAVE DROPPING INTO THE PLAINS STATES TONIGHT HAS EYES ON THE OHIO VALLEY AND MID ATLANTIC STATES FOR SUNDAY AFTERNOON AND NIGHT... AND WL LIKELY BRING A SEVERAL HOUR PERIOD OF LIGHT SNOW TO CENTRAL PA ON SUNDAY AFTERNOON. HAVE INDICATED 1-2 INCH ACCUMULATIONS OVER MUCH OF CENTRAL AND NORTHERN SECTIONS...WITH AN INCH OR LESS SOUTHEAST THROUGH MONDAY MORNING. SOME LAKE EFFECT IS LIKELY BEHIND THIS SYSTEM ON MONDAY AS EVEN COLDER AIR IS ADVECTED ACROSS THE LARGELY UNFROZEN LAKES. ANOTHER CLIPPER SYSTEM WILL DELIVER SOME MORE LIGHT SNOW IN THE MIDWEEK TIMEFRAME...FOLLOWED BY ANOTHER ICY BLAST OF COLD AIR TO FINISH THE WEEK ACCOMPANIED BY TYPICAL LE SHSN. MAIN CHANGES THIS PACKAGE WERE TO INCREASE SUN POPS TO LIKELIES ACROSS ALL BUT FAR SOUTHEAST...AND TO PAINT SOME POSSIBLE ACCUMULATIONS IN THE GRIDS AND FORECAST TEXT. && .CTP WATCHES/WARNINGS/ADVISORIES... PA...NONE. && AVIATION...GARTNER SHORT TERM/LONG TERM...DEVOIR
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 512 AM EST SAT JAN 15 2005 PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-161011- ADAMS PA-BEDFORD PA-BLAIR PA-CAMBRIA PA-CAMERON PA-CLEARFIELD PA- COLUMBIA PA-CUMBERLAND PA-DAUPHIN PA-ELK PA-FRANKLIN PA-FULTON PA- HUNTINGDON PA-JUNIATA PA-LANCASTER PA-LEBANON PA-MCKEAN PA- MIFFLIN PA-MONTOUR PA-NORTHERN CENTRE PA-NORTHERN CLINTON PA- NORTHERN LYCOMING PA-NORTHUMBERLAND PA-PERRY PA-POTTER PA- SCHUYLKILL PA-SNYDER PA-SOMERSET PA-SOUTHERN CENTRE PA- SOUTHERN CLINTON PA-SOUTHERN LYCOMING PA-SULLIVAN PA-TIOGA PA- UNION PA-WARREN PA-YORK PA- 512 AM EST SAT JAN 15 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY: NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY: LIGHT SNOW WILL OVERSPREAD ALL OF CENTRAL PENNSYLVANIA ON SUNDAY. MOST AREAS WILL SEE AT LEAST A LIGHT ACCUMULATION OF SNOW...WITH SOME CENTRAL AND NORTHERN PORTIONS OF THE AREA RECEIVING ADVISORY CRITERIA SNOWFALL (IN THE 2 TO 4 INCH RANGE) BY LATE SUNDAY NIGHT. ANOTHER BATCH OF LIGHT SNOW WILL ARRIVE ON WEDNESDAY...WITH ANOTHER WIDESPREAD BUT GENERALLY LIGHT SNOWFALL EXPECTED. DEVOIR
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Heavy rain caused flooding along the West Branch Susquehanna River at Montgomery. The river rose above its flood stage of 17 feet at 06:00 EST on the 15th, crested at 17.5 feet at 09:00 EST on the 15th, then fell back below flood stage at 14:00 EST on the 15th.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2005Every state in 2005This day in weather historyWarnings in Pennsylvania, January 2005
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: 5435869.