Critical Fire Weather Conditions in the Plains; Heavy Snow in the Sierra and Northern Rockies

Gusty winds and warm, very dry conditions will lead to a Critical Risk of fire weather across much of the High Plains through Thursday. A Pacific storm system will bring strong winds and precipitation from the Pacific Northwest to the Northern Rockies, with heavy mountain snow in the Sierra-Nevada and northern Rockies. Heavy snow will continue in the northern Rockies on Thursday. Read More >

Overview

Two severe weather events hit Central Pennsylvania on Saturday, June 20th, 2009. The first was a flash flood scenario during the morning hours across Blair, Cambria, and Southern Clearfield counties. The second event consisted of severe thunderstorms with damaging winds across York and Southern Lancaster counties during the afternoon. A complete listing of reports for June 20th is below.

Radar
Storm Reports

Radar


KCCX Reflectivity 2:38 to 2:47 PM	KCCX Storm Relative Motion 2:38 to 2:47 PM	KCCX Reflectivity 3:37 to 3:46 PM	KCCX Reflectivity 2:24 to 2:33 PM

Storm Reports

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1223 PM EDT SAT JUN 20 2009

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

0800 AM     FLASH FLOOD      PATTON                  40.63N 78.65W
06/20/2009                   CAMBRIA            PA   EMERGENCY MNGR

            NUMEROUS ROADS FLOODED AROUND PATTON AND SPANGLER. FIRE
            DEPT. ON SCENE.

0900 AM     FLASH FLOOD      1 SW BELLWOOD           40.59N 78.35W
06/20/2009                   BLAIR              PA   TRAINED SPOTTER

            NUMEROUS TOWNSHIP AND SECONDARY ROADS FLOODED WITH
            CLOSURE.


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PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE STATE COLLEGE PA
502 PM EDT SAT JUN 20 2009

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

0245 PM     TSTM WND DMG     CODORUS                 39.80N 76.82W
06/20/2009                   YORK               PA   EMERGENCY MNGR

            TREES,WIRES AND UTILITY POLE DOWN. OFF DUTY POLICEMAN
            SIGHTED FUNNEL CLOUD MOVING TOWARD GLEN ROCK.

0300 PM     TSTM WND DMG     1 E BAINBRIDGE          40.09N 76.65W
06/20/2009                   LANCASTER          PA   PUBLIC

            REPORT OF SEVERAL TREES DOWN IN STACKTOWN.

0343 PM     TSTM WND DMG     YORK                    39.96N 76.73W
06/20/2009                   YORK               PA   COUNTY OFFICIAL

            911 CENTER REPORTED TREE ON HOUSE.

0345 PM     TSTM WND DMG     YORK                    39.96N 76.73W
06/20/2009                   YORK               PA   EMERGENCY MNGR

            PARTIAL WALL/ROOF COLLAPSE OF VACANT BUILDING

0347 PM     TSTM WND DMG     DALLASTOWN              39.90N 76.64W
06/20/2009                   YORK               PA   PUBLIC

            REPORT OF LARGE TREE LIMBS DOWN.

0349 PM     TSTM WND DMG     YORK                    39.96N 76.73W
06/20/2009                   YORK               PA   COUNTY OFFICIAL

            911 CENTER REPORTED TREES AND WIRES DOWN.

0357 PM     TSTM WND DMG     RED LION                39.90N 76.61W
06/20/2009                   YORK               PA   EMERGENCY MNGR

            TREES/WIRES DOWN

0409 PM     TSTM WND DMG     4 SE SAFE HARBOR        39.88N 76.35W
06/20/2009                   LANCASTER          PA   EMERGENCY MNGR

            TREES/WIRES DOWN


&&