River Flood Warning 1, NWS State College, PA

002 
WGUS81 KCTP 010059
FLSCTP
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
759 PM EST MON FEB 28 2011

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN 
PENNSYLVANIA...

  CLARION RIVER AT JOHNSONBURG

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...NEVER DRIVE CARS THROUGH FLOODED AREAS!!  THE WATER 
MAY BE TOO DEEP TO ALLOW SAFE PASSAGE.  MOST DEATHS THAT OCCUR DURING
FLOODING ARE RELATED TO VEHICLES TRYING TO CROSS FLOODED ROADWAYS.

&&

PAC047-010129-
/O.CAN.KCTP.FL.W.0001.000000T0000Z-110301T1100Z/
/JHNP1.1.ER.110228T1810Z.110228T1900Z.110228T2135Z.NO/
759 PM EST MON FEB 28 2011

THE FLOOD WARNING IS CANCELLED FOR
  THE CLARION RIVER AT JOHNSONBURG.
* AT 7 PM MONDAY THE STAGE WAS 6.6 FEET AND FALLING.
* THE RIVER FELL BELOW FLOOD STAGE AT 5 PM MONDAY.
* FLOOD STAGE IS 7.0 FEET.
* THE RIVER WILL CONTINUE FALLING TO 3.2 FEET BY THURSDAY MORNING.
* AT 7.0 FEET...HIGH WATER RESULTS IN OVERFLOW OF BOTH BANKS.

$$

EVANEGO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1158 AM EST MON FEB 28 2011

.SYNOPSIS...
A COLD FRONT WILL PUSH THROUGH CENTRAL PENNSYLVANIA TODAY. SHOWERS
WILL LINGER ALONG THE MARYLAND BORDER THROUGH THE EVENING. HIGH
PRESSURE WILL THEN MOVE IN AND QUIET WEATHER WILL RESULT FOR THE
REST OF THE WORK WEEK.

&&

.NEAR TERM /UNTIL 8 PM THIS EVENING/...
TEMPERATURES ALREADY DROPPING IN THE NORTHWEST...RIGHT ON
SCHEDULE. THE RAIN IS DONE FOR AREAS GENERALLY TO THE NORTH OF THE
TURNPIKE...WITH JUST SCT SHRA ARE EXPECTED THIS AFTN. THE RAIN IS
NOT EXPECTED TO BE HEAVY ENOUGHALONG THE SRN TIER TO WARRANT
KEEPING THE WATCH UP. SOME OF THE SMALLER STREAMS ARE STILL
RISING...BUT THOSE LOCAL SITUATIONS CAN EASILY BE HANDLED BY MINOR
FLOODING STATEMENTS.

INSTBILITY RETURNS FOR A BRIEF WINDOW LATE THIS AFTN AND EARLY
THIS EVENING IN THE FAR SOUTH...SO KEPT A MENTION OF T IN THERE.

&&

.SHORT TERM /8 PM THIS EVENING THROUGH 6 PM TUESDAY/...
SFC HIGH PRESSURE OVER THE OHIO VALLEY WILL SLIDE IN
TONIGHT...BRINGING SOME CLEARING TONIGHT AND A GOOD BIT OF
SUNSHINE ON TUESDAY. ANY REMAINING SHRA ALONG THE SRN TIER WILL GO
AWAY BY 9 OR 10 PM. WINDS MAY BE GUSTY INITIALLY IN THE SE...BUT
WILL DIE DOWN AFTER MIDNIGHT. TUESDAY HIGH TEMPERATURES WILL BE
JUST ABOUT NEAR NORMAL FOR THIS TIME OF YEAR AS THEY RANGE FROM
THE UPPER 30S ACROSS THE NORTH TO THE MID TO UPPER 40S OVER THE
SOUTHEAST.

&&

.LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/...
WEDNESDAY WILL AGAIN BE QUITE MILD IN RETURN FLOW AS READINGS
SLIDE INTO THE 50S IN THE LOWER SUSQ. A MUCH STRONGER HIGH WILL
PUSH A MAINLY DRY COLD FRONT ACROSS THE AREA WEDNESDAY NIGHT INTO
THURSDAY...WITH COLD AIR ADVECTION DROPPING TEMPS BACK TOWARD
NORMALS FOR THU.

MODEL DIFFERENCES BECOME NOTICEABLE BY LATE WEEK WITH
POSITION/TIMING OF NEXT POTENTIAL PRECIP FOR THE WEEKEND...BUT
MILDER SW FLOW SHOULD RETURN AGAIN FOR SAT INTO SUN. POTENTIAL FOR
A BIT OF FREEZING OR FROZEN ISOLATED PRECIPITATION FRIDAY OR
SATURDAY WITH WARM FRONT...THEN MAINLY A RAIN EVENT BY SUN INTO
MON...WITH PRECIP MORE WIDESPREAD IN THE WEST AND MORE SCATTERED
IN THE EAST.

&&

.AVIATION /18Z MONDAY THROUGH SATURDAY/...
SFC WARM FRONTAL BOUNDARY CONTINUES TO MOVE THROUGH THE STATE ALLOWING
FOR ELEVATED INSTABILITY...WHICH CONTINUES TO BRING SCATTERED
SHOWERS AND THUNDERSTORMS ACROSS THE REGION THIS MORNING.

TSRA WILL CONTINUE THROUGH 15Z...BEFORE WEAKENING INTO A BROADENING
SHIELD OF LIGHT TO MODERATE RAIN AS THE LEADING EDGE OF THE SWRLY
LLJ /40-50 KTS AT 925 MB...AND 55 TO 70 KTS AT 850 MB/ ADVANCES OVER
THE LLVL FRONTAL BOUNDARY.

EXPECT CIGS AND VSBYS OF IFR TO LIFR THIS MORNING IN AND OUT OF
STORMS. ONCE THE LL JET SETS UP THERE WILL BE STRONG WIND SHEAR
ALOFT WITH WINDS SPEEDS OF UP TO 80 KTS AT 4KFT. AND 55 KTS AT 2KFT.

A COLD FRONT WILL DRAG ACROSS THE COMMONWEALTH THIS AFTERNOON AND
EVENING. A FEW STRONG TSRA COULD DEVELOP ALONG THE
FRONT...ESPECIALLY ACROSS SOUTHERN PA. SFC WINDS SHOULD BECOME GUSTY
LATE THIS AFTERNOON AND EARLY THIS EVENING BEHIND THE FRONT. TIMING
OF THE COLD FRONTAL PASSAGE WILL BE EARLY TO MID AFTERNOON ACROSS
THE NW MTNS...MID AFTERNOON THROUGHOUT THE CENTRAL MTNS AND LAUREL
HIGHLANDS...AND AROUND 00Z NEAR KLNS.

AFTER FRONTAL PASSAGE SKIES WILL CLEAR SIGNIFICANTLY AND THE SURFACE
WILL DECOUPLE...ENDING THE STRONG WINDS AND THE IFR/MVFR CIGS BY
06Z. BUILDING HIGH PRESSURE SHOULD PROVIDE MUCH IMPROVED FLYING CONDS
BY TUESDAY.

OUTLOOK...
TUE...VFR.
WED...MVFR POSS NW IN SCTD SHSN - VFR SE.
THU-FRI...MAINLY VFR.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

SYNOPSIS...DANGELO
NEAR TERM...DANGELO
SHORT TERM...DEVOIR/CERU
LONG TERM...LAMBERT/RXR
AVIATION...LAMBERT/CERU

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1141 AM EST MON FEB 28 2011

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-
056>059-063>066-011645-
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-
1141 AM EST MON FEB 28 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
650 AM EST MON FEB 28 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0646 AM     FLOOD            CYCLONE                 41.82N  78.58W
02/28/2011                   MCKEAN             PA   911 CALL CENTER

            WATER COVERING PARTS OF HIGHWAY 6 BETWEEN CYCLONE AND
            MARSHBURG

0648 AM     FLOOD            RUSSELL                 41.92N  79.14W
02/28/2011                   WARREN             PA   911 CALL CENTER

            ROAD FLOODING IN RUSSELL AND TIDIOUTE...BASEMENT
            FLOODING IN N. WARREN.

&&

EVENT NUMBER CTP1100002 CTP1100001

GAD

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
828 AM EST MON FEB 28 2011

PAZ024>026-033>035-281400-
BEDFORD PA-BLAIR PA-CAMBRIA PA-FULTON PA-HUNTINGDON PA-SOMERSET PA-
828 AM EST MON FEB 28 2011

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE LAUREL HIGHLANDS...

AT 823 AM EST...A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM
HOLLIDAYSBURG TO SEVEN SPRINGS...MOVING EAST AT 75 MPH.

WIND GUSTS TO 45 MPH ARE POSSIBLE WITH THESE STORMS. VERY HEAVY RAIN
WILL FALL FROM THESE STORMS...AND WILL CAUSE WATER TO POND ON ROADS
AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE RAPID RISES ON
SMALL STREAMS AND CREEKS. THESE STORMS WILL BE NEAR SOMERSET AROUND
840 AM...AND BEDFORD AROUND 900 AM.

LAT...LON 3971 7939 3974 7942 3978 7940 3980 7936
      3982 7937 3985 7942 3992 7940 4011 7923
      4012 7919 4034 7902 4036 7775 4033 7774
      3972 7838

FORECASTER: DANGELO

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
852 AM EST MON FEB 28 2011

PAZ026-028-035-036-056>059-063>066-281415-
ADAMS PA-CUMBERLAND PA-DAUPHIN PA-FRANKLIN PA-FULTON PA-HUNTINGDON
PA-JUNIATA PA-LANCASTER PA-LEBANON PA-PERRY PA-SCHUYLKILL PA-YORK PA-
852 AM EST MON FEB 28 2011

...STRONG THUNDERSTORMS WILL AFFECT THE LOWER SUSQUEHANNA VALLEY
THIS MORNING...

MULTIPLE LINES OF THUNDERSTORMS WILL CROSS THE REGION THIS MORNING.
THE LINES ARE MOVING TO THE EAST AND SOUTH AT 70 MPH. WIND GUSTS TO
50 MPH ARE EXPECTED. WINDS THIS STRONG CAN KNOCK DOWN BRANCHES.
BRIEF HEAVY RAIN IS ALSO EXPECTED. THE RAIN COULD FILL CREEKS AND
STREAMS...AND CREATE PONDING OF WATER ON ROADS. SOME SMALL CREEKS
MAY BECOME BANK FULL AS WELL.

LAT...LON 3973 7837 4033 7773 4066 7674 4067 7667
      4051 7638 4049 7642 4033 7616 3972 7698

FORECASTER: DANGELO

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
911 AM EST MON FEB 28 2011

PAZ034>036-281430-
BEDFORD PA-FRANKLIN PA-FULTON PA-
911 AM EST MON FEB 28 2011

...STRONG THUNDERSTORMS WILL AFFECT FULTON...SOUTHERN BEDFORD AND
WESTERN FRANKLIN COUNTIES...

AN AREA OF STRONG THUNDERSTORMS COVERED PORTIONS OF BEDFORD...
FRANKLIN AND FULTON COUNTIES AT 910 AM EST. THE STRONG THUNDERSTORMS
WERE GENERALLY MOVING EAST AT 50 MPH.

WIND GUSTS TO 50 MPH ARE POSSIBLE WITH THESE STRONG THUNDERSTORMS.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...THE
PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 140 AND 187...I-70 BETWEEN
MILE MARKERS 147 AND 170...I-99 BETWEEN MILE MARKERS 0 AND 2.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 30...ROUTE
220...ROUTE 522.

LAT...LON 3982 7876 3985 7876 4009 7853 4009 7790
      4007 7787 4009 7784 4009 7775 3972 7810
      3972 7882

FORECASTER: MARTIN

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
935 AM EST MON FEB 28 2011

PAZ035-036-281500-
FRANKLIN PA-FULTON PA-
935 AM EST MON FEB 28 2011

...A STRONG THUNDERSTORM WILL AFFECT SOUTH CENTRAL FULTON AND
SOUTHERN FRANKLIN COUNTIES...

AT 931 AM EST...A STRONG THUNDERSTORM WAS NEAR MCCONNELLSBURG...
MOVING EAST AT 70 MPH.

WIND GUSTS TO 50 MPH ARE POSSIBLE WITH THIS STORM. VERY HEAVY RAIN
WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND
FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE RAPID RISES ON SMALL
STREAMS AND CREEKS. THIS STORM WILL BE NEAR MERCERSBURG AROUND 940
AM...GREENCASTLE AROUND 950 AM...MONT ALTO AROUND 955 AM AND
ROUZERVILLE AROUND 1000 AM.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA
INTERSTATES...I-70 BETWEEN MILE MARKERS 168 AND 170...AND I-81
BETWEEN MILE MARKERS 1 AND 17.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 11...ROUTE
30...AND ROUTE 522.

LAT...LON 3972 7822 3994 7796 3995 7747 3972 7747

FORECASTER: DANGELO

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1002 AM EST MON FEB 28 2011

PAZ036-064-281530-
ADAMS PA-FRANKLIN PA-
1002 AM EST MON FEB 28 2011

...A SHOWER WITH STRONG WIND GUSTS WILL AFFECT SOUTHEASTERN FRANKLIN
AND SOUTHERN ADAMS COUNTIES...

AT 959 AM EST...A SHOWER WITH STRONG WIND GUSTS WAS NEAR
WAYNESBORO...MOVING EAST AT 55 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS SHOWER.

VERY HEAVY RAIN WILL FALL FROM THIS SHOWER...AND WILL CAUSE WATER TO
POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE
RAPID RISES ON SMALL STREAMS AND CREEKS.

THIS SHOWER WILL BE NEAR CARROLL VALLEY AROUND 1010 AM...GETTYSBURG
AROUND 1020 AM AND LITTLESTOWN AROUND 1030 AM.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 11...ROUTE
15...ROUTE 30...STATE ROAD 94...STATE ROAD 97.

LAT...LON 3990 7750 3992 7698 3988 7699 3987 7697
      3985 7697 3984 7699 3972 7700 3972 7774

FORECASTER: DANGELO