An ice jam quickly formed on the Allegheny river near the Rockmere area, flooding a roadway.
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 PBZ wrote it up.
An ice jam quickly formed on the Allegheny river near the Rockmere area, flooding a roadway.
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 Pittsburgh, PA wrote its last area forecast discussion before the first event at Jan 10, 1:20 PM EST, 40 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 120 PM EST FRI JAN 10 2014 .SYNOPSIS... WARM AIR WILL SPREAD INTO THE REGION TONIGHT AND TOMORROW BEFORE COLDER AIR RETURNS NEXT WEEK. RAIN IS EXPECTED ON SATURDAY. ADDITIONAL DISTURBANCES WILL IMPACT THE GREAT LAKES REGION THROUGHOUT NEXT WEEK. && .NEAR TERM /THROUGH SATURDAY/... MRNG SNOW AND RAIN SHWRS HAVE VACATED EWD...WITH FCST AREA DRY FOR RMNDR OF AFTN. SLY WINDS HAVE DVLPD AND ARE ADVCTG WARM MOIST AIR NWD INTO THE RGN...WITH TEMPS CLIMBING INTO MID-UPR 40S DESPITE CLD CVR. WARM AIR AND MSTR ADVCTN WILL CONT TNGT AS H9-H8 SLY LOW-LVL JET STRENGTHENS AHEAD OF APRCHG SHRTWV TROF. TEMPS OVNGT WILL DROP ONLY SLOWLY OWING TO PERSISTENT CLD CVR AND CONTD WARM AIR ADVCTN. MINIMA IN THE MID 30S-LWR 40S XPCD LATE TNGT. PCPN WILL SPREAD EWD INTO THE WRN ZONES LATE THIS EVE AND INTO MUCH OF RMNDR OF FCST AREA BY MRNG. THIS PCPN PLUME WILL PROGRESS EWD THRU SAT MRNG AS SFC TROF ADVCS FROM OH INTO CNTRL PA. SOME RAIN OF MDT INTENSITY WILL BE PSBL AS FORCING FOR ASCENT INCRS WITH ARRIVAL OF SHRTWV TROF. ATTM...FCST CALLS FOR 0.5-0.7 IN RAINFALL...WHICH IS NOT XPCD TO LEAD TO WDSPRD FLOOD POTENTIAL. CONCERN WILL BE FOR COMPLICATIONS WITH ICE JAMS ALONG THE ALLEGHENY RVR. SEE HYDROLOGY SECTION BLW FOR DETAILS. IN THE WAKE OF SFC TROF AXIS SAT AFTN...SLY WINDS WILL VEER TO SWLY AS COLD AIR ADVCTN INCRS. AMID STEEPENING LOW-LVL LAPSE RATES AND COOLING MID-LVL TEMPS...PCPN WILL ACQUIRE AN INCRGLY CNVCTV NATURE. THUS...RAIN SHWRS XPCD TO BCM DOMINANT SAT AFTN AS UPR TROF CROSSES RGN. MAXIMA IN THE UPR 40S-MID 50S CAN BE XPCD EARLY SAT AFTN PRIOR TO ONSET OF COLD AIR ADVCTN. && .SHORT TERM /SATURDAY NIGHT THROUGH SUNDAY/... WEAK CAA BEHIND FRONT...BRINGING COLDER AIR BACK INTO THE REGION SAT NIGHT. WILL NEED TO KEEP IN POPS SAT NIGHT WITH SHORTWAVE TROUGH MOVING THROUGH. ALTHOUGH CONFIDENCE IS LOW FOR MUCH PRECIP AS THE UPPER LEVEL MOISTURE IS GONE. WILL NEED TO WATCH THE SAT NIGHT TIME PERIOD FOR A DRIZZLE/FREEZING DRIZZLE SETUP AS SURFACE TEMPS FALL. COLDER AIR ALOFT WILL BE PUSHED NORTHEASTWARD SUNDAY AS THE FLOW BACKS TO THE SOUTHWEST. EXPECT CLOUDS TO EXIT WITH THE COLDER AIR AND TEMPS TO RISE ABOVE NORMAL. && .LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/... BRIEF WARM UP MONDAY AHEAD OF NEXT COLD FRONT...WHICH WILL MOVE THROUGH MONDAY NIGHT. COOL DOWN TO BELOW NORMAL TEMPS EXPECTED BY MIDWEEK. && .HYDROLOGY... THE ARCTIC BLAST THAT AFFECTED OUR RGN MON-WED OF THIS PAST WEEK CAUSED SGFNT ICE FORMATION WITHIN THE ALLEGHENY RIVER BASIN AND ITS TRIBUTARIES. CURRENTLY THERE ARE AT LEAST 3 ICE JAMS ON THE ALLEGHENY RIVER...BUT ALL ARE STABLE ATTM AND ARE NOT CURRENTLY A DANGER. WARMING TEMPERATURES THIS WEEKEND AND THE ANTICIPATED RAINFALL SAT OF UP TO THREE-QUARTERS INCH WILL CREATE SUFFICIENT MELTING OF ICE AND RUNOFF TO CAUSE THE ICE TO BEGIN MOVING ON THE ALLEGHENY RIVER. ONCE THE ICE BGNS TO MOVE...THERE IS A HEIGHTENED RISK FOR ICE JAM FORMATION ALONG THE ALLEGHENY RIVER FROM AROUND THE PARKER AREA SOUTHWARD TO AROUND LOCK 3 C.W. BILL YOUNG NEAR ACMETONIA. A RVR FLOOD WATCH HAS BEEN ISSUED ALONG THE ALLEGHENY FOR LATE SAT NGT THRU TUE AFTN TO ACCOUNT FOR THE POTL OF ICE JAM-RELATED FLOODING. && .AVIATION /17Z FRIDAY THROUGH TUESDAY/... AGGRESSIVE WARM AIR ADVCTN PATTERN AMID H9-H8 LOW-LVL JET AND STRONG SLY FLOW WILL MAINTAIN IFR-MVFR CIGS THRU SAT AT ALL TERMINALS OWING TO STRONG INVERSION ABV A SHALLOW 1KFT SFC LYR. THERE MAY BE A BRIEF PD OF VFR CIGS THIS AFTN...BUT CIGS WILL LWR AGAIN AS MSTR IS ADVCTD NWD FROM THE GULF OF MEXICO AND INVERSION STRENGTHENS FURTHER. RAIN WILL DVLP OVNGT AS SHRTWV TROF APRCHS FROM THE W. WDSPRD IFR RESTRICTIONS COULD REACH LIFR AT SELECT TERMINALS. SFC TROF WILL VEER SLY WINDS TO SWLY BY AFTN AS PCPN BCMS MORE SHWRY IN NATURE AND CIGS LIFT TO MVFR. .OUTLOOK.../FRIDAY THROUGH TUESDAY/... A FRONTAL BOUNDARY MAY BRING RESTRICTIONS LATER MONDAY INTO TUESDAY. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && KRAMAR
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 633 AM EST FRI JAN 10 2014 OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>022-029- 031-073-075-WVZ001>004-012-021>023-111145- TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH- MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-VENANGO-FOREST- LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG- WASHINGTON-GREENE-WESTMORELAND-FAYETTE-HANCOCK-BROOKE-OHIO-MARSHALL- WETZEL-MARION-MONONGALIA-PRESTON- 633 AM EST FRI JAN 10 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MDZ001-PAZ023-074-076-WVZ041-111145- GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-TUCKER- 633 AM EST FRI JAN 10 2014 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA AND NORTHERN WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The national radar mosaic for the moment the first event began.
2 flood. Local standard time, as filed.
Emergency management reported an ice jam that extended on the Allegheny River from the Rockmere area down to Oil City. A road was flooded for a time.
An ice jam on the Allegheny River brought flooding to the intersection of Seybertown Road and Armstrong Run Road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2014Every state in 2014This day in weather historyWarnings in Pennsylvania, January 2014
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: 496279, 496280.