Alert archive / Pennsylvania / River Flood Warnings in 2010

River Flood Warning 49, NWS State College, PA

December 1, 2010Elk County, Pennsylvania

NWS State College, PA issued this river flood warning at Dec 1, 2010, 4:20 AM EST for Elk County, Pennsylvania. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 1, 2010, 4:20 AM EST (09:20 UTC)
Expired
Dec 1, 2010, 10:02 PM EST
In force
18 hr
Issued by
NWS State College, PA
Flood severity
Minor

County Elk County, PA

The radar

The State College radar (KCCX), 78 km from the middle of the area, began a volume at 09:24 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Clarion River at Ridgway (RDYP1).

Action stage
11 ft
Minor stage
16 ft
Moderate stage
18 ft
Major stage
20 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03029000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted, in the capitals the NWS used until 2016.

677 
WGUS41 KCTP 010920
FLWCTP
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
420 AM EST WED DEC 1 2010

...THE NATIONAL WEATHER SERVICE IN STATE COLLEGE, PA HAS ISSUED A 
FLOOD WARNING FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...

  CLARION RIVER AT RIDGWAY

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.

AN UPDATE TO THIS PRODUCT WILL BE ISSUED EARLY WEDNESDAY AFTERNOON.

&&

PAC047-012120-
/O.NEW.KCTP.FL.W.0049.101201T0920Z-101202T0300Z/
/RDYP1.1.ER.101201T0830Z.101201T1800Z.101201T2100Z.NO/
420 AM EST WED DEC 1 2010

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE, PA HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CLARION RIVER AT RIDGWAY
* UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 4 AM WEDNESDAY THE STAGE WAS...16.4 FEET.
* FLOOD STAGE IS 16.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* THE RIVER WILL CONTINUE RISING TO NEAR 17.1 FEET BY THIS AFTERNOON.
  THE RIVER WILL FALL BELOW FLOOD STAGE LATE THIS AFTERNOON.
* AT 18.0 FEET...HOMES ON THE RIGHT, OR WEST BANK ABOVE THE HIGHWAY 
  BRIDGE ARE AFFECTED BY HIGH WATER LEVELS.

$$
5 follow-up statements
748 
WGUS41 KCTP 011345
FLWCTP
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
845 AM EST WED DEC 1 2010

...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY FOR THE 
FOLLOWING RIVERS IN PENNSYLVANIA...

  CLARION RIVER AT RIDGWAY


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.

AN UPDATE TO THIS PRODUCT WILL BE ISSUED THIS AFTERNOON.

&&

PAC047-020145-
/O.EXT.KCTP.FL.W.0049.000000T0000Z-101202T0400Z/
/RDYP1.2.ER.101201T0830Z.101201T1800Z.101201T2200Z.NO/
845 AM EST WED DEC 1 2010

...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
 
THE FLOOD WARNING CONTINUES FOR 
  THE CLARION RIVER AT RIDGWAY* AT 8 AM WEDNESDAY THE STAGE WAS...18.6 FEET.
* FLOOD STAGE IS 16.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 19.0 FEET BY EARLY THIS AFTERNOON.
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY THIS EVENING.
* AT 18.0 FEET...HOMES ON THE RIGHT, OR WEST BANK ABOVE THE HIGHWAY 
  BRIDGE ARE AFFECTED BY HIGH WATER LEVELS.

$$

ROSS
982 
WGUS81 KCTP 011603
FLSCTP
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
1103 AM EST WED DEC 1 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
PENNSYLVANIA...

  FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG
  PENNS CREEK NEAR PENNS CREEK
  CLARION RIVER AT JOHNSONBURG
  CLARION RIVER AT RIDGWAY

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
PENNSYLVANIA...

  BALD EAGLE CREEK NEAR BEECH CREEK STATION
  JUNIATA RIVER AT HUNTINGDON

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.

AN UPDATE TO THIS PRODUCT WILL BE ISSUED {**** ENTER GENERIC TIMING 
FOR NEXT ISSUANCE OF THIS PRODUCT.  I.E. "LATE THIS EVENING"*****}

&&

PAC013-061-020403-
/O.EXT.KCTP.FL.W.0046.000000T0000Z-101202T1300Z/
/WIBP1.2.ER.101201T1452Z.101202T0000Z.101202T0700Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG.
* AT 10 AM WEDNESDAY THE STAGE WAS 12.2 FEET AND RISING.
* FLOOD STAGE IS 12.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR JUST BELOW 14.5 FEET BY THIS EVENING. 
  THE RIVER WILL FALL BELOW FLOOD STAGE AFTER MIDNIGHT TONIGHT.
* AT 15.0 FEET...MANY HOMES ON THE RIGHT...OR SOUTH BANK WILL BE 
  AFFECTED BY HIGH WATER.

$$

PAC047-020403-
/O.EXT.KCTP.FL.W.0045.000000T0000Z-101202T1600Z/
/JHNP1.2.ER.101201T0524Z.101201T1800Z.101202T1000Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT JOHNSONBURG.
* AT 9 AM WEDNESDAY THE STAGE WAS 9.7 FEET AND FALLING.
* FLOOD STAGE IS 7.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST BELOW 10.0 FEET EARLY THIS AFTERNOON. 
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY TOMORROW MORNING.
* AT 10.0 FEET...A NUMBER OF HOMES FLOOD. TRAVEL IS RESTRICTED ON 
  ROUTE 219.

$$

PAC047-020403-
/O.EXT.KCTP.FL.W.0049.000000T0000Z-101202T1400Z/
/RDYP1.2.ER.101201T0830Z.101201T1800Z.101202T0800Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT RIDGWAY.
* AT 8 AM WEDNESDAY THE STAGE WAS 18.6 FEET AND RISING.
* FLOOD STAGE IS 16.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST BELOW 20.0 FEET EARLY THIS AFTERNOON.
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY TOMORROW MORNING.
* AT 20.0 FEET...THE ENTIRE AREA ALONG THE RIGHT, OR WEST BANK 
  IS INNUNDATED. NUMEROUS HOMES AND BUSINESSES ARE AFFECTED BY HIGH 
  WATER.  ROUTE 948 IS CLOSED DUE TO FLOODING AT SEVERAL LOCATIONS.

$$

PAC035-020403-
/O.CON.KCTP.FL.W.0050.000000T0000Z-101203T1200Z/
/BECP1.1.ER.101201T1413Z.101202T0000Z.101203T0600Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE BALD EAGLE CREEK NEAR BEECH CREEK STATION.
* AT 10 AM WEDNESDAY THE STAGE WAS 11.6 FEET AND RISING.
* FLOOD STAGE IS 11.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST OVER 12.0 FEET BY THIS EVENING. 
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY FRIDAY MORNING.
* AT 13.0 FEET...HOMES IN THE COTTAGE AREA ARE ISOLATED BY HIGH WATER
  FROM BALD EAGLE CREEK.

$$

PAC061-020403-
/O.CON.KCTP.FL.W.0058.101201T2200Z-101202T1541Z/
/HUJP1.1.ER.101201T2200Z.101202T0600Z.101202T0941Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE JUNIATA RIVER AT HUNTINGDON.
* FROM THIS AFTERNOON TO THURSDAY MORNING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 10 AM WEDNESDAY THE STAGE WAS 10.6 FEET AND RISING.
* FLOOD STAGE IS 12.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY LATE THIS 
  AFTERNOON AND CREST NEAR 13.0 AFTER MIDNIGHT TONIGHT. 
  THE RIVER WILL FALL BELOW FLOOD STAGE BY EARLY TOMORROW 
  MORNING.
* AT 13.0 FEET...SEVERAL HOMES LOCATED OUTSIDE OF THE LEVEE SYSTEM 
  WILL FLOOD.

$$

PAC027-109-119-020402-
/O.EXT.KCTP.FL.W.0048.000000T0000Z-101202T0800Z/
/PNCP1.1.ER.101201T1357Z.101201T1531Z.101202T0200Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE PENNS CREEK NEAR PENNS CREEK.
* AT 11 AM WEDNESDAY THE STAGE WAS 9.1 FEET.
* FLOOD STAGE IS 8.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 10.0 FEET THIS AFTERNOON.  THE RIVER WILL
  FALL BELOW FLOOD STAGE LATE TONIGHT.
* AT 8.0 FEET...THE LEFT...OR NORTH BANK OVERFLOWS DOWNSTREAM OF THE 
  ROUTE 104 BRIDGE. A CAMPGROUND IS AFFECTED. A NUMBER OF SECONDARY 
  ROADS IN THE PENNS CREEK DRAINAGE ARE AFFECTED BY HIGH WATER.

$$
779 
WGUS81 KCTP 011634 CCA
FLSCTP
FLOOD STATEMENT ...CORRECTED
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
1103 AM EST WED DEC 1 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
PENNSYLVANIA...

  FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG
  PENNS CREEK NEAR PENNS CREEK
  CLARION RIVER AT JOHNSONBURG
  CLARION RIVER AT RIDGWAY
  BALD EAGLE CREEK NEAR BEECH CREEK STATION
  JUNIATA RIVER AT HUNTINGDON

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.

AN UPDATE TO THIS PRODUCT WILL BE ISSUED LATE THIS AFTERNOON.

&&

PAC013-061-020403-
/O.EXT.KCTP.FL.W.0046.000000T0000Z-101202T1300Z/
/WIBP1.2.ER.101201T1452Z.101202T0000Z.101202T0700Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG.
* AT 10 AM WEDNESDAY THE STAGE WAS 12.2 FEET AND RISING.
* FLOOD STAGE IS 12.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR JUST BELOW 14.5 FEET BY THIS EVENING.
  THE RIVER WILL FALL BELOW FLOOD STAGE AFTER MIDNIGHT TONIGHT.
* AT 15.0 FEET...MANY HOMES ON THE RIGHT...OR SOUTH BANK WILL BE
  AFFECTED BY HIGH WATER.

$$

PAC047-020403-
/O.EXT.KCTP.FL.W.0045.000000T0000Z-101202T1600Z/
/JHNP1.2.ER.101201T0524Z.101201T1800Z.101202T1000Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT JOHNSONBURG.
* AT 9 AM WEDNESDAY THE STAGE WAS 9.7 FEET AND FALLING.
* FLOOD STAGE IS 7.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST BELOW 10.0 FEET EARLY THIS AFTERNOON.
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY TOMORROW MORNING.
* AT 10.0 FEET...A NUMBER OF HOMES FLOOD. TRAVEL IS RESTRICTED ON
  ROUTE 219.

$$

PAC047-020403-
/O.EXT.KCTP.FL.W.0049.000000T0000Z-101202T1400Z/
/RDYP1.2.ER.101201T0830Z.101201T1800Z.101202T0800Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT RIDGWAY.
* AT 8 AM WEDNESDAY THE STAGE WAS 18.6 FEET AND RISING.
* FLOOD STAGE IS 16.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST BELOW 20.0 FEET EARLY THIS AFTERNOON.
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY TOMORROW MORNING.
* AT 20.0 FEET...THE ENTIRE AREA ALONG THE RIGHT, OR WEST BANK
  IS INNUNDATED. NUMEROUS HOMES AND BUSINESSES ARE AFFECTED BY HIGH
  WATER.  ROUTE 948 IS CLOSED DUE TO FLOODING AT SEVERAL LOCATIONS.

$$

PAC035-020403-
/O.CON.KCTP.FL.W.0050.000000T0000Z-101203T1200Z/
/BECP1.1.ER.101201T1413Z.101202T0000Z.101203T0600Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE BALD EAGLE CREEK NEAR BEECH CREEK STATION.
* AT 10 AM WEDNESDAY THE STAGE WAS 11.6 FEET AND RISING.
* FLOOD STAGE IS 11.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST OVER 12.0 FEET BY THIS EVENING.
  THE RIVER WILL FALL BELOW FLOOD STAGE EARLY FRIDAY MORNING.
* AT 13.0 FEET...HOMES IN THE COTTAGE AREA ARE ISOLATED BY HIGH WATER
  FROM BALD EAGLE CREEK.

$$

PAC061-020403-
/O.CON.KCTP.FL.W.0058.101201T2200Z-101202T1541Z/
/HUJP1.1.ER.101201T2200Z.101202T0600Z.101202T0941Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE JUNIATA RIVER AT HUNTINGDON.
* FROM THIS AFTERNOON TO THURSDAY MORNING...OR UNTIL THE WARNING IS
  CANCELLED.
* AT 10 AM WEDNESDAY THE STAGE WAS 10.6 FEET AND RISING.
* FLOOD STAGE IS 12.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY LATE THIS
  AFTERNOON AND CREST NEAR 13.0 AFTER MIDNIGHT TONIGHT.
  THE RIVER WILL FALL BELOW FLOOD STAGE BY EARLY TOMORROW
  MORNING.
* AT 13.0 FEET...SEVERAL HOMES LOCATED OUTSIDE OF THE LEVEE SYSTEM
  WILL FLOOD.

$$

PAC027-109-119-020402-
/O.EXT.KCTP.FL.W.0048.000000T0000Z-101202T0800Z/
/PNCP1.1.ER.101201T1357Z.101201T1531Z.101202T0200Z.NO/
1103 AM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE PENNS CREEK NEAR PENNS CREEK.
* AT 11 AM WEDNESDAY THE STAGE WAS 9.1 FEET.
* FLOOD STAGE IS 8.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 10.0 FEET THIS AFTERNOON.  THE RIVER WILL
  FALL BELOW FLOOD STAGE LATE TONIGHT.
* AT 8.0 FEET...THE LEFT...OR NORTH BANK OVERFLOWS DOWNSTREAM OF THE
  ROUTE 104 BRIDGE. A CAMPGROUND IS AFFECTED. A NUMBER OF SECONDARY
  ROADS IN THE PENNS CREEK DRAINAGE ARE AFFECTED BY HIGH WATER.

$$

CR
721 
WGUS81 KCTP 012122
FLSCTP
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
422 PM EST WED DEC 1 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
PENNSYLVANIA...

  WEST BRANCH SUSQUEHANNA AT WILLIAMSPORT
  FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG
  LITTLE JUNIATA RIVER AT SPRUCE CREEK
  JUNIATA RIVER AT HUNTINGDON
  AUGHWICK CREEK AT SHIRLEYSBURG
  PENNS CREEK NEAR PENNS CREEK
  SHERMAN CREEK AT SHERMANS DALE
  CLARION RIVER AT JOHNSONBURG
  CLARION RIVER AT RIDGWAY
  WEST BRANCH SUSQUEHANNA AT RENOVO
  WEST BRANCH SUSQUEHANNA AT LOCK HAVEN
  WEST BRANCH SUSQUEHANNA AT JERSEY SHORE
  WEST BRANCH SUSQUEHANNA AT MUNCY
  WEST BRANCH SUSQUEHANNA AT MONTGOMERY
  WEST BRANCH SUSQUEHANNA AT WATSONTOWN
  WEST BRANCH SUSQUEHANNA AT MILTON
  WEST BRANCH SUSQUEHANNA AT LEWISBURG
  BALD EAGLE CREEK NEAR BEECH CREEK STATION
  ALLEGHENY RIVER AT ELDRED

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.

AN UPDATE TO THIS PRODUCT WILL BE ISSUED LATE THIS EVENING.

&&

PAC027-035-020922-
/O.CON.KCTP.FL.W.0051.000000T0000Z-101202T1851Z/
/ROVP1.3.ER.101201T1416Z.101201T1429Z.101202T1251Z.NR/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT RENOVO.
* AT 3 PM WEDNESDAY THE STAGE WAS 17.4 FEET AND RISING.
* FLOOD STAGE IS 16.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER WILL CREST JUST OVER 18.0 FEET BY LATE THIS 
  AFTERNOON. THE RIVER WILL FALL BELOW FLOOD STAGE TOMORROW MORNING.
* AT 18.0 FEET...SEVERAL HOMES ARE INUNDATED TO THE FIRST FLOOR BY 
  HIGH WATER ON THE LEFT, OR NORTH BANK OF THE RIVER.

$$

PAC035-081-020922-
/O.CON.KCTP.FL.W.0047.101201T2120Z-101203T0300Z/
/LHVP1.3.ER.101201T2120Z.101202T0600Z.101202T2100Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT LOCK HAVEN.
* UNTIL THURSDAY EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 4 PM WEDNESDAY THE STAGE WAS 20.3 FEET AND RISING.
* FLOOD STAGE IS 21.0 FEET.
* MAJOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY LATE THIS 
  AFTERNOON AND CREST NEAR 27.0 FEET AFTER MIDNIGHT 
  TONIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE BY TOMORROW 
  AFTERNOON.
* AT 27.0 FEET...APPROXIMATELY 75 PERCENT OF LOCK HAVEN WOULD BE 
  INUNDATED IF THE LEVEE SYSTEM WAS NOT IN PLACE.

$$

PAC035-081-020922-
/O.CON.KCTP.FL.W.0063.101202T0600Z-101202T2108Z/
/JRSP1.1.ER.101202T0600Z.101202T1200Z.101202T1508Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT JERSEY SHORE.
* FROM LATE TONIGHT TO THURSDAY AFTERNOON...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 4 PM WEDNESDAY THE STAGE WAS 18.6 FEET AND RISING.
* FLOOD STAGE IS 26.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY AFTER MIDNIGHT 
  TONIGHT AND CREST NEAR 27.0 FEET BY TOMORROW MORNING. 
  THE RIVER WILL FALL BELOW FLOOD STAGE BY LATE MORNING TOMORROW.
* AT 28.0 FEET...THE LEFT, OR NORTH BANK OVERFLOWS. SOME HOMES 
  ADJACENT TO THE RIVER ARE AFFECTED.

$$

PAC081-020922-
/O.EXT.KCTP.FL.W.0052.101202T0133Z-101203T1040Z/
/WILP1.2.ER.101202T0133Z.101202T1200Z.101203T0440Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT WILLIAMSPORT.
* FROM THIS EVENING TO LATE THURSDAY NIGHT...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 4 PM WEDNESDAY THE STAGE WAS 16.1 FEET AND RISING.
* FLOOD STAGE IS 20.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY THIS EVENING AND
  CREST NEAR 24.0 FEET TOMORROW MORNING. THE RIVER 
  WILL FALL BELOW FLOOD STAGE BY LATE EVENING TOMORROW.
* AT 23.0 FEET...LOW LYING AREAS ON BOTH BANKS ARE INUNDATED. A 
  NUMBER OF HOMES AND BUSINESSES IN AREAS NOT PROTECTED BY THE LEVEE 
  SYSTEM ARE AFFECTED.

$$

PAC081-020922-
/O.CON.KCTP.FL.W.0053.000000T0000Z-000000T0000Z/
/MCYP1.2.ER.101202T0510Z.101202T1400Z.000000T0000Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT MUNCY.
* AT 1 PM WEDNESDAY THE STAGE WAS 11.0 FEET AND RISING.
* FLOOD STAGE IS 20.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY AFTER MIDNIGHT 
  TONIGHT AND CREST NEAR 27.0 FEET LATE MORNING TOMORROW.
* AT 27.0 FEET...NUMEROUS HOMES AND BUSINESSES IN MUNCY ARE AFFECTED.

$$

PAC081-097-119-020922-
/O.CON.KCTP.FL.W.0054.101202T0412Z-000000T0000Z/
/MTGP1.2.ER.101202T0412Z.101202T1500Z.000000T0000Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT MONTGOMERY.
* FROM THIS EVENING UNTIL FURTHER NOTICE.
* AT 3 PM WEDNESDAY THE STAGE WAS 14.6 FEET AND RISING.
* FLOOD STAGE IS 20.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY TONIGHT AND 
  CREST NEAR 27.0 FEET LATE MORNING TOMORROW.
* AT 28.0 FEET...NUMEROUS HOMES AND BUSINESSES ARE AFFECTED BY HIGH 
  WATER.

$$

PAC097-119-020922-
/O.CON.KCTP.FL.W.0055.000000T0000Z-000000T0000Z/
/WATP1.2.ER.101202T1023Z.101202T1600Z.000000T0000Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT WATSONTOWN.
* AT 1 PM WEDNESDAY THE STAGE WAS 11.0 FEET AND RISING.
* FLOOD STAGE IS 23.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY EARLY TOMORROW 
  MORNING AND CREST NEAR 27.0 FEET LATE MORNING TOMORROW.
* AT 27.0 FEET...A NUMBER OF HOMES IN THE WATSONTOWN AREA ARE 
  AFFECTED BY HIGH WATER.

$$

PAC097-119-020922-
/O.CON.KCTP.FL.W.0056.101202T0300Z-000000T0000Z/
/ILTP1.3.ER.101202T0300Z.101202T1800Z.000000T0000Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT MILTON.
* FROM THIS EVENING UNTIL FURTHER NOTICE.
* AT 4 PM WEDNESDAY THE STAGE WAS 12.4 FEET AND RISING.
* FLOOD STAGE IS 19.0 FEET.
* MAJOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY TONIGHT AND 
  CREST BETWEEN 26.0 AND 27.0 FEET EARLY AFTERNOON TOMORROW.
* AT 25.0 FEET...NUMEROUS HOMES IN MILTON AND WEST MILTON WILL FLOOD.
  HIGH WATER AFFECTS THE AMERICAN FOODS PLANT IN MILTON.

$$

PAC097-119-020922-
/O.CON.KCTP.FL.W.0057.101202T0400Z-101204T0000Z/
/LWBP1.2.ER.101202T0400Z.101202T1800Z.101203T1800Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE WEST BRANCH SUSQUEHANNA AT LEWISBURG.
* FROM THIS EVENING TO FRIDAY EVENING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 3 PM WEDNESDAY THE STAGE WAS 11.4 FEET AND RISING.
* FLOOD STAGE IS 18.0 FEET.
* MODERATE FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE BY TONIGHT AND 
  CREST NEAR 24.0 FEET EARLY AFTERNOON TOMORROW. THE 
  RIVER WILL FALL BELOW FLOOD STAGE BY EARLY FRIDAY AFTERNOON.
* AT 23.0 FEET...THE MOBILE HOME PARK ALONG ROUTE 405 DOWNSTREAM OF 
  THE BRIDGE WILL FLOOD.

$$

PAC035-020922-
/O.CON.KCTP.FL.W.0050.000000T0000Z-000000T0000Z/
/BECP1.3.ER.101201T1413Z.101202T0000Z.000000T0000Z.NR/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE BALD EAGLE CREEK NEAR BEECH CREEK STATION.
* AT 4 PM WEDNESDAY THE STAGE WAS 14.0 FEET AND FALLING.
* FLOOD STAGE IS 11.0 FEET.
* MAJOR FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 14.5 FEET THIS EVENING 
  THEN BEGIN FALLING.
* AT 14.0 FEET...HOMES IN THE COTTAGE AREA ARE CUTOFF BY HIGH WATER 
  FROM BALD EAGLE CREEK.

$$

PAC013-061-020800-
/O.EXT.KCTP.FL.W.0046.000000T0000Z-101202T0800Z/
/WIBP1.2.ER.101201T1452Z.101201T2030Z.101202T0200Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE FRANKSTOWN BRANCH OF THE JUNIATA AT WILLIAMSBURG.
* AT 3 PM WEDNESDAY THE STAGE WAS 14.1 FEET AND FALLING.
* FLOOD STAGE IS 12.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS NEAR CREST AT 4PM AND WILL FALL BELOW FLOOD STAGE 
  OVERNIGHT.
* AT 15.0 FEET...MANY HOMES ON THE RIGHT...OR SOUTH BANK WILL BE 
  AFFECTED BY HIGH WATER.

$$

PAC013-061-020921-
/O.EXT.KCTP.FL.W.0044.000000T0000Z-101202T1100Z/
/SPKP1.2.ER.101201T0340Z.101201T1830Z.101202T0500Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE LITTLE JUNIATA RIVER AT SPRUCE CREEK.
* AT 3 PM WEDNESDAY THE STAGE WAS 10.8 FEET AND FALLING.
* FLOOD STAGE IS 8.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER HAS CRESTED AND WILL FALL BELOW FLOOD STAGE  
  OVERNIGHT.
* AT 10.0 FEET...HOMES ARE AFFECTED ON BOTH BANKS. SEVERAL ROADS ARE 
  ALSO AFFECTED INCLUDING ROUTE 45.

$$

PAC047-020921-
/O.EXT.KCTP.FL.W.0045.000000T0000Z-101202T1300Z/
/JHNP1.2.ER.101201T0524Z.101201T1430Z.101202T0700Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT JOHNSONBURG.
* AT 3 PM WEDNESDAY THE STAGE WAS 8.5 FEET AND FALLING.
* FLOOD STAGE IS 7.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER HAS CRESTED AND WILL FALL BELOW FLOOD STAGE AFTER 
  MIDNIGHT TONIGHT.
* AT 9.0 FEET...WATER LEVEL REACHES ROUTE 210. SEVERAL HOMES ARE 
  AFFECTED BY HIGH WATER.

$$

PAC047-020921-
/O.EXT.KCTP.FL.W.0049.000000T0000Z-101202T1000Z/
/RDYP1.2.ER.101201T0830Z.101201T1530Z.101202T0400Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE CLARION RIVER AT RIDGWAY.
* AT 12 PM WEDNESDAY THE STAGE WAS 19.1 FEET AND FALLING.
* FLOOD STAGE IS 16.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER HAS CRESTED AND WILL FALL BELOW FLOOD STAGE OVERNIGHT.
* AT 20.0 FEET...THE ENTIRE AREA ALONG THE RIGHT, OR WEST BANK IS 
  INUNDATED. NUMEROUS HOMES AND BUSINESSES ARE AFFECTED BY HIGH 
  WATER. ROUTE 948 IS CLOSED DUE TO FLOODING AT SEVERAL LOCATIONS.

$$

PAC061-020921-
/O.EXT.KCTP.FL.W.0058.101201T2102Z-101202T1300Z/
/HUJP1.1.ER.101201T2030Z.101202T0000Z.101202T0700Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE JUNIATA RIVER AT HUNTINGDON.
* FROM THIS AFTERNOON TO THURSDAY MORNING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 4 PM WEDNESDAY THE STAGE WAS 12.1 FEET AND FALLING.
* FLOOD STAGE IS 12.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS NEAR CREST AND WILL FALL BELOW FLOOD STAGE OVERNIGHT.
* AT 13.0 FEET...SEVERAL HOMES LOCATED OUTSIDE OF THE LEVEE SYSTEM 
  WILL FLOOD.

$$

PAC061-020800-
/O.EXT.KCTP.FL.W.0059.101201T2102Z-101202T0800Z/
/SLYP1.1.ER.101201T1849Z.101201T2300Z.101202T0200Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE AUGHWICK CREEK AT SHIRLEYSBURG.
* FROM THIS AFTERNOON TO LATE TONIGHT...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 3 PM WEDNESDAY THE STAGE WAS 10.7 FEET AND FALLING.
* FLOOD STAGE IS 10.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 11.0 FEET THIS EVENING AND FALL 
  BELOW FLOOD STAGE OVERNIGHT.
* AT 12.0 FEET...FLOOD WATERS FROM AUGHWICK CREEK COVER PORTIONS OF 
  GILBO ROAD, AUGHWICK MILLS ROAD AND KEYSTONE ROAD IN SHIRLEY 
  TOWNSHIP.

$$

PAC027-109-119-020921-
/O.EXT.KCTP.FL.W.0048.000000T0000Z-101202T1200Z/
/PNCP1.1.ER.101201T1357Z.101201T2032Z.101202T0600Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE PENNS CREEK NEAR PENNS CREEK.
* AT 4 PM WEDNESDAY THE STAGE WAS 9.7 FEET AND FALLING.
* FLOOD STAGE IS 8.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS NEAR CREST AND WILL FALL BELOW FLOOD STAGE OVERNIGHT. 
* AT 10.0 FEET...HIGH WATER OVERFLOWS BOTH BANKS. SEVERAL HOMES AND 
  COTTAGES ON THE LEFT OR NORTH BANK ARE AFFECTED. MANY SECONDARY 
  ROADS ALONG THE CREEK ARE CLOSED DUE TO HIGH WATER LEVELS.

$$

PAC099-020752-
/O.EXT.KCTP.FL.W.0062.000000T0000Z-101202T0752Z/
/SMDP1.1.ER.101201T1725Z.101201T2015Z.101202T0152Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE SHERMAN CREEK AT SHERMANS DALE.
* AT 3 PM WEDNESDAY THE STAGE WAS 9.8 FEET AND FALLING.
* FLOOD STAGE IS 9.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER WILL CREST NEAR 10.0 FEET THIS EVENING AND FALL BELOW FLOOD 
  STAGE AFTER MIDNIGHT.
* AT 9.0 FEET...SEVERAL HOMES ALONG RIVER ROAD ARE AFFECTED BY HIGH 
  WATER.

$$

PAC083-020921-
/O.CON.KCTP.FL.W.0061.101202T1800Z-101203T0000Z/
/ELRP1.1.ER.101202T1800Z.101202T1800Z.101202T1800Z.NO/
422 PM EST WED DEC 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE ALLEGHENY RIVER AT ELDRED.
* FROM THURSDAY AFTERNOON TO THURSDAY EVENING...OR UNTIL THE WARNING 
  IS CANCELLED.
* AT 3 PM WEDNESDAY THE STAGE WAS 14.1 FEET AND RISING.
* FLOOD STAGE IS 23.0 FEET.
* MINOR FLOODING IS FORECAST.
* THE RIVER IS FORECAST TO RISE NEAR FLOOD STAGE EARLY AFTERNOON 
  TOMORROW.
* AT 23.0 FEET...WATER LEVEL REACHES THE RAILROAD GRADE WHERE IT 
  PASSES THROUGH THE LEVEE. STOP LOGS ARE INSTALLED TO COMPLETE THE 
  LEVEE CLOSURE.

$$
713 
WGUS81 KCTP 020302
FLSCTP
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
1002 PM EST WED DEC 1 2010

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

  CLARION RIVER AT JOHNSONBURG
  CLARION RIVER AT RIDGWAY

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.


&&

PAC047-020332-
/O.CAN.KCTP.FL.W.0045.000000T0000Z-101202T1300Z/
/JHNP1.2.ER.101201T0524Z.101201T1430Z.101202T0226Z.NO/
1002 PM EST WED DEC 1 2010

THE FLOOD WARNING IS CANCELLED FOR
  THE CLARION RIVER AT JOHNSONBURG.
* AT 9 PM WEDNESDAY THE STAGE WAS 7.0 FEET AND FALLING.
* THE RIVER FELL BELOW FLOOD STAGE AT 9 PM WEDNESDAY.
* FLOOD STAGE IS 7.0 FEET.
* THE RIVER WILL CONTINUE FALLING TO 3.0 FEET BY SATURDAY MORNING.
* AT 7.0 FEET...HIGH WATER RESULTS IN OVERFLOW OF BOTH BANKS.

$$

PAC047-020332-
/O.CAN.KCTP.FL.W.0049.000000T0000Z-101202T1000Z/
/RDYP1.2.ER.101201T0830Z.101201T1530Z.101201T2331Z.NO/
1002 PM EST WED DEC 1 2010

THE FLOOD WARNING IS CANCELLED FOR
  THE CLARION RIVER AT RIDGWAY.
* AT 8 PM WEDNESDAY THE STAGE WAS 15.1 FEET AND FALLING.
* THE RIVER FELL BELOW FLOOD STAGE AT 7 PM WEDNESDAY.
* FLOOD STAGE IS 16.0 FEET.
* THE RIVER WILL CONTINUE FALLING TO 4.9 FEET BY SATURDAY MORNING.
* AT 16.0 FEET...THE RIGHT, OR WEST BANK OVERFLOWS, AFFECTING LOW 
  LYING AREAS.

$$

What forecasters said that day

The local office's own words before this river flood warning went out, 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 this river flood warning went out at Nov 30, 11:07 PM EST, 5 hours 13 minutes earlier.

Area forecast discussion, Nov 30, 11:07 PM EST, 5 hours 13 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1107 PM EST TUE NOV 30 2010

.SYNOPSIS...
A STRONG FRONTAL SYSTEM ASSOCIATED WITH A DEEP AREA OF LOW
PRESSURE LIFTING NORTHEAST THROUGH THE WESTERN GREAT LAKES WILL
PUSH SLOWLY EAST AND CROSS CENTRAL PENNSYLVANIA TONIGHT INTO
EARLY WEDNESDAY. THIS SYSTEM WILL BE ACCOMPANIED BY HEAVY RAIN AND
GUSTY WINDS. COLDER AIR WILL SWEEP INTO THE AREA BEHIND THE FRONT
AND WILL CHANGE RAIN TO SNOW SHOWERS OVER THE WESTERN HIGHLANDS.
UNSEASONABLY MILD TEMPERATURES ARE FORECAST AHEAD OF THE FRONT
WITH MUCH COLDER POST-FRONTAL WEATHER LASTING INTO THE WEEKEND
WITH SNOW SHOWERS LIKELY CONTINUING OVER THE ALLEGHENY PLATEAU.

&&

.NEAR TERM /UNTIL 6 AM WEDNESDAY MORNING/...
AN ACTIVE OVERNIGHT IN STORE FOR CENTRAL PA. SIGNIFICANT STORM SYSTEM
THAT HAS ALREADY PRODUCED 1-3 INCHES OF RAIN IN WARM SECTOR DRIVEN
PRECIP ACROSS MUCH OF NW HALF OF CWA WILL SEE ANOTHER ROUND - THIS
TIME FRONTOGENETICALLY FORCED - WITH ADDITIONAL TOTALS AROUND
ANOTHER INCH OVERNIGHT AS PRECIP SHIELD SLOWLY SHIFTS EASTWARD
ACROSS PA. EXPECT FLOODING ISSUES TO SPREAD AND SEVERAL RIVER
FLOOD WARNINGS HAVE BEEN ISSUED THIS WEEKEND.

UPPER TROF AND JET STREAK NOW BEGINNING TO TAKE ON A STRONG
NEGATIVE TILT CONFIGURATION AS IT MOVES THROUGH THE NERN
US...RESULTING IN THE RIGHT JET ENTRANCE REGION ENTICING A SERIES
OF WAVES ALONG THE TRAILING COLD FRONT. CROSS SECTIONS SHOW THE
POTENT AGEOSTROPHIC RESPONSE OF THE THERMALLY DIRECT TRANSVERSE
JET CIRCULATION...WITH THE ACCOMPANYING INTENSE FRONTOGENESIS AND
UPWARD VERTICAL MOTION DEVELOPING ALONG AND JUST BEHIND THE
SURFACE WAVES/FRONT. IT ALL POINTS TO A HIGH CONFIDENCE OF A
WIDESPREAD HEAVY RAINFALL ALONG WITH THE POTENTIAL OF LOCALLY
DAMAGING WIND GUSTS ASSOCIATED WITH THE POSSIBLE FORMATION OF A
NARROW COLD FRONTAL RAIN-BAND FEATURE AS THE FRONTAL SYSTEM SWINGS
THROUGH THE FORECAST AREA LATE TONIGHT AND EARLY WED.

WHILE SURFACE BASED INSTABILITY IS FCST TO BE MARGINAL WITH
MODELS CONFINING CAPES WELL TO THE SOUTH OF THE REGION...THE
STRONG UPPER JET DYNAMICS RESULT IN THE DEVELOPMENT OF WIDESPREAD
ELEVATED CONVECTIVE AND INERTIAL INSTABILITY. SO WHILE IT WILL
LIKELY BE HARD TO GENERATE DEEP UPRIGHT CONVECTION...ANY LOW
TOPPED ORGANIZED SHOWERS WILL HAVE THE POTENTIAL TO TAP THE HIGH
SPEED AIR JUST OFF THE SURFACE CAUSING STRONG WIND GUSTS. THIS IS
MOST PROBABLE OVER THE LWR SUSQ VLY WHICH OFTEN BREAKS INTO THE
MINI WARM SECTOR SOUTH OF NWD MOVING WARM FRONT AND EAST OF TRIPLE
POINT LOW. IF THE NARROW COLD FRONTAL RAIN-BAND CAN BECOME WELL
DEVELOPED...AN ISOLATED TORNADO CANNOT BE RULED OUT IN WHAT WILL
BE AN INTENSELY SHEARED ENVIRONMENT.

NON-DIURNAL TEMPERATURE CURVE CAN BE EXPECTED TONIGHT WITH
FALLING TEMPERATURES BEHIND FROPA IN THE WEST AFT 06Z AND AN
OVERNIGHT MAX/STEADY TEMPS BETWEEN 55-60F IN THE SOUTHEAST ZONES.

&&

.SHORT TERM /6 AM WEDNESDAY MORNING THROUGH 6 PM WEDNESDAY/...
SHORT RANGE OPERATIONAL MODEL TIMING SUGGESTS THE WAVY FRONT WILL
CLEAR OF ALL BUT MY FAR EASTERN ZONES BY 12Z WED...AND BE INTO NJ
BY 18Z. THIS SHOULD MEAN A RATHER RAPID TRANSITION FROM STEADY
HEAVY RAINS TO MORE SPOTTY AND SHOWERY TYPE PRECIP THAT MAY MIX
WITH OR CHANGE TO SNOW SHOWERS...ESPECIALLY IN THE WEST. THIS SHUD
RESULT IN HIGH TEMPS BEING REACHED EARLY IN THE DAY OVER MOST OF
THE AREA...WITH FALLING TEMPS THROUGHOUT THE DAY ON A DEVELOPING
GUSTY WEST WIND.

AWIPS PRECIP ALGORITHMS SHOW THE POTENTIAL FOR SOME GROUND
WHITENING SNOWS IN THE WAKE OF THE DEPARTING RAINS. BUFKIT
PROFILES SHOW AROUND AN INCH OVER CENTRAL AREAS...WITH PERHAPS A
FEW INCHES FURTHER WEST OVER THE LAUREL HIGHLANDS AND NORTHERN
MOUNTAINS.

ALL THIS WILL BE BEFORE WE TRANSITION INTO A MORE NORMAL FOR THE
TIME OF YEAR POST COLD FRONTAL WEST-NORTHWEST FLOW REGIME THAT
TYPICALLY FEATURES WIDESPREAD STRATO-CUMULUS CEILINGS AND SNOW
SHOWER ACTIVITY OVER WESTERN AND NORTHERN HIGH TERRAIN.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH TUESDAY/...
MEDIUM RANGE MODELS SEEM IN FAIRLY GOOD AGREEMENT IN LARGE SCALE
FEATURES THROUGH THE LONG TERM PERIOD. SHARP UPPER TROUGH SWINGING
THROUGH THE MID ATLC ON WED WILL TRANSITION INTO A BROADER TROUGH
WHICH SETTLES INTO PLACE OVER THE EASTERN THIRD/HALF OF NORTH
AMERICA. THIS WILL LEAD TO NW FLOW DOMINATING PA THROUGH THIS
COMING WEEKEND AND INTO EARLY NEXT WEEK.

ACCORDINGLY CHANCE POPS FOR SNOW ARE IN ORDER FOR MOST OF THE EXTENDED
PERIODS IN THE NW DUE TO THE ALMOST CONSTANT FAVORABLE FLOW OVER
THE LAKES. OVER THE REST OF THE AREA...THE HIGHER /BUT STILL IN
CHANCE OR SLIGHT CHANCE RANGE/ POPS WOULD BE CENTERED OVER SAT/SUN
DUE TO THE POSSIBILITY OF THE CLIPPER PASSING SOMEWHERE CLOSE. THE
COLD AIR SETTLES IN FOR THE LONG HAUL KEEPING TEMPS BELOW NORMALS
THROUGH THE ENTIRE PERIOD. THUS...ANY PRECIP WOULD BE SNOW AND
SNOW TO WATER RATIOS COULD BE A LITTLE FLUFFY FOR EARLY DEC.

&&

.AVIATION /02Z WEDNESDAY THROUGH SUNDAY/...
WIDESPREAD MODERATE TO HEAVY RAIN HAS BEEN FOCUSED SO FAR ACROSS
THE NORTHWEST HALF OF PENNSYLVANIA. MVFR/IFR CONDITIONS WITH
SIGNIFICANT LLWS WILL CONTINUE INTO WEDNESDAY AT ALL TAF SITES
AHEAD OF THE APPROACHING STRONG COLD FRONTAL SYSTEM. WARMER AND
MORE UNSTABLE AIR STREAMING INTO SOUTHERN PENN LATE TONIGHT
THROUGH DAYBREAK WEDNESDAY WILL ENHANCE BANDS OF HEAVY RAIN AND
INCREASE THE AREAL COVERAGE OF IFR CIGS AND VSBYS ACROSS THE
SUSQUEHANNA VALLEY. THERE COULD EVEN BE A NARROW BAND OF TSRA
/FROM NEAR KIPT TO KSEG AND KMDT/ MOVING THROUGH THE LARGER SHIELD
OF RAIN. LOCALLY STRONG WIND GUSTS ARE POSSIBLE WITH THIS
ORGANIZED/DEEPER CONVECTION ALONG AND JUST AHEAD OF THE COLD FRONT
LATER TONIGHT INTO WED MORNING.

COLDER AIR WRAPPING INTO THE AREA IN THE WAKE OF THE
FROPA/WIND SHIFT WILL CHANGE RAIN TO SNOW SHOWERS OVER THE WESTERN
HIGHLANDS AND CENTRAL MOUNTAINS DURING THE MID TO LATE
MORNING...WITH SOME WET SNOWFLAKES MIXING IN AT THE TAIL END OF
THE RAIN ACROSS THE MIDDLE SUSQUEHANNA VALLEY AROUND OR SHORTLY
AFTER 17Z.

A MORE TYPICAL COLD SEASON POST- FRONTAL WEATHER PATTERN WILL
THEN DEVELOP AND BRING LAKE EFFECT AND UPSLOPE SNOW SHOWERS AND
ASSOCIATED MVFR/IFR CIGS AND VSBYS INTO BFD AND JST WED NIGHT INTO
THURSDAY...WHILE AREAS SOUTH AND EAST OF THE ALLEGHENY PLATEAU
IMPROVE TO HIGH MVFR/VFR.

OUTLOOK...
THUR-SAT...MVFR/IFR WESTERN SXNS WITH OCNL LAKE EFFECT/UPSLOPE SNOW
SHOWERS. MAINLY VFR CENTRAL AND EASTERN AIRFIELDS WITH A BRIEF
SNOW SHOWER POSSIBLE MAINLY WEST OF IPT-MDT.

&&

.HYDROLOGY...
WIDESPREAD 2-3 INCH STORM TOTAL RAINFALL IS EXPECTED THROUGH EARLY
WEDNESDAY AFTERNOON...WITH THE POTENTIAL FOR LOCALIZED 3-4
INCH AMOUNTS. THIS WILL RESULT IN SIGNIFICANT RISES ALONG AREA
WATERWAYS WITH MINOR FLOODING POSSIBLE ALONG MANY SMALLER STREAMS
AND CREEKS. A FLOOD WATCH CONTINUES FOR THE ENTIRE AREA THROUGH
THE DAY WEDNESDAY...WITH NUMEROUS RIVER FLOOD WARNINGS IN EFFECT
ALONG WITH AN URBAN AND SMALL STREAM FLOOD ADVISORY FOR THE NW.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
FLOOD WATCH THROUGH WEDNESDAY EVENING FOR PAZ004>006-010>012-
017>019-024>028-033>037-041-042-045-046-049>053-056>059-
063>066.
WIND ADVISORY UNTIL 10 PM EST THIS EVENING FOR PAZ024-033.

&&

SYNOPSIS...LA CORTE/RXR
NEAR TERM...LA CORTE/RXR
SHORT TERM...LA CORTE
LONG TERM...DANGELO/GARTNER
AVIATION...LA CORTE/LAMBERT
HYDROLOGY...
Hazardous weather outlook, Nov 30, 10:01 PM EST, 6 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1001 PM EST TUE NOV 30 2010

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-
056>059-063>066-020315-
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-
1001 PM EST TUE NOV 30 2010

...FLOOD WATCH IN EFFECT THROUGH WEDNESDAY EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

RXR

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 30, 7:36 PM ESTRiver Flood WarningCTPBlair, Huntingdon28 hr
Nov 30, 8:54 PM ESTAreal Flood AdvisoryCTPBedford, Blair, Cambria, Cameron, Centre, Clearfield and 7 more8 hr
Nov 30, 9:36 PM ESTRiver Flood WarningCTPElk24 hr
Nov 30, 10:06 PM ESTRiver Flood WarningCTPBlair, Huntingdon35 hr
Nov 30, 10:24 PM ESTRiver Flood WarningCTPClinton, Lycoming38 hr
Nov 30, 10:24 PM ESTRiver Flood WarningCTPCentre, Snyder, Union38 hr
Nov 30, 11:36 PM ESTAreal Flood WarningCTPCameron, Clearfield, Clinton, Elk, McKean, Potter6 hr
Dec 1, 1:37 AM ESTAreal Flood WarningCTPBlair, Centre6 hr
Dec 1, 3:14 AM ESTAreal Flood WarningCTPBedford, Blair, Centre, Clinton, Fulton, Huntingdon6 hr
Dec 1, 4:52 AM ESTAreal Flood WarningCTPCameron, Clearfield, Clinton, Elk, McKean, Potter6 hr
Dec 1, 5:01 AM ESTAreal Flood AdvisoryCTPAdams, Columbia, Cumberland, Franklin, Juniata, Lancaster and 7 more6 hr
Dec 1, 5:53 AM ESTAreal Flood AdvisoryCTPYork6 hr
Dec 1, 6:29 AM ESTSevere Thunderstorm WarningCTPJuniata, Northumberland, Snyder, Union46 min
Dec 1, 6:53 AM ESTSpecial Weather StatementCTPDauphin, Lycoming, Montour, Northumberland, Snyder, Union52 min
Dec 1, 7:48 AM ESTSpecial Weather StatementCTPAdams, Cumberland, York72 min
Dec 1, 8:47 AM ESTAreal Flood WarningCTPBedford, Blair, Centre, Clearfield, Clinton, Franklin and 10 more6 hr
Dec 1, 9:19 AM ESTRiver Flood WarningCTPClinton30 hr
Dec 1, 9:52 AM ESTWinter Weather AdvisoryCTPCambria, Cameron, Centre, Clearfield, Clinton, Elk and 6 more10 hr
Dec 1, 9:59 AM ESTSpecial Weather StatementCTPColumbia, Lancaster, Lebanon, Schuylkill31 min
Dec 1, 10:28 AM ESTRiver Flood WarningCTPCentre, Clinton15 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPLycoming36 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPLycoming47 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPLycoming, Northumberland, Union45 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPNorthumberland, Union42 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPNorthumberland, Union47 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPNorthumberland, Union47 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPHuntingdon13 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPHuntingdon23 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPWarren5 hr
Dec 1, 10:28 AM ESTRiver Flood WarningCTPMcKean23 hr
Dec 1, 11:36 AM ESTAreal Flood AdvisoryCTPAdams, Columbia, Cumberland, Dauphin, Franklin, Lancaster and 6 more4 hr
Dec 1, 1:52 PM ESTAreal Flood WarningCTPSchuylkill9 hr
Dec 1, 2:30 PM ESTAreal Flood WarningCTPBedford, Blair, Cameron, Centre, Clinton, Elk and 12 more10 hr
Dec 1, 3:55 PM ESTRiver Flood WarningCTPClinton, Lycoming19 hr

Nearby

River Flood Warnings in Pennsylvania, 2010Every river flood warning in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.