Alert archive / Pennsylvania / Lake Effect Snow Warnings in 2012
Lake Effect Snow Warning 2, NWS Cleveland, OH
NWS Cleveland, OH issued this lake effect snow warning at Feb 25, 2012, 10:21 AM EST for Ashtabula County, Ohio; Crawford County, Erie County, Pennsylvania. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2012, 10:21 AM EST (15:21 UTC)
- Expired
- Feb 25, 2012, 6:42 PM EST
- In force
- 8 hr
- Issued by
- NWS Cleveland, OH
Counties Ashtabula County, OH, Crawford County, PA, Erie County, PA
The radar
The Cleveland radar (KCLE), 139 km from the middle of the area, began a volume at 15:24 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 nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 3.4 hours before the alert went out and 176 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 592 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
128 WWUS41 KCLE 251521 WSWCLE URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 1021 AM EST SAT FEB 25 2012 PAZ002-003-252330- /O.UPG.KCLE.LE.Y.0003.000000T0000Z-120226T0000Z/ /O.NEW.KCLE.LE.W.0002.120225T1521Z-120226T0300Z/ SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...EDINBORO...MEADVILLE 1021 AM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT UNTIL 10 PM EST THIS EVENING. THE LAKE EFFECT SNOW ADVISORY IS NO LONGER IN EFFECT. * ACCUMULATIONS....ADDITIONAL ACCUMULATIONS THROUGH THIS EVENING ARE EXPECTED TO RANGE BETWEEN 4 AND 6 WITH LOCALLY UP TO 8 INCHES POSSIBLE IN HEAVIER SNOW BANDS. * TIMING...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THIS EVENING...THEN BEGIN DIMINISHING EARLY TONIGHT. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * IMPACTS...GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF SNOW. CONDITIONS WILL BE HIGHLY VARIABLE IN THE WARNING AREA AS VISIBILITIES CAN DROP TO NEAR ZERO AND SNOWFALL RATES CAN RANGE AROUND AN INCH PER HOUR AT TIMES. * TEMPERATURES...IN THE UPPER 20S. * VISIBILITIES...MAINLY LESS THAN A HALF MILE...BUT LESS THAN A QUARTER MILE IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$ OHZ014-252330- /O.NEW.KCLE.LE.W.0002.120225T1521Z-120226T0300Z/ ASHTABULA INLAND- INCLUDING THE CITY OF...JEFFERSON 1021 AM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT UNTIL 10 PM EST THIS EVENING. * ACCUMULATIONS....ADDITIONAL ACCUMULATIONS THROUGH EARLY TONIGHT ARE EXPECTED TO RANGE BETWEEN 4 AND 6 WITH LOCALLY UP TO 8 INCHES POSSIBLE IN HEAVIER SNOW BANDS. * TIMING...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THIS EVENING...THEN BEGIN DIMINISHING EARLY TONIGHT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS...GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF SNOW. CONDITIONS WILL BE HIGHLY VARIABLE IN THE WARNING AREA AS VISIBILITIES CAN DROP TO NEAR ZERO AND SNOWFALL RATES CAN RANGE AROUND AN INCH PER HOUR AT TIMES. * TEMPERATURES...IN THE UPPER 20S. * VISIBILITIES...MAINLY LESS THAN A HALF MILE...BUT LESS THAN A QUARTER MILE IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$ OHZ012-013-023-089-252330- /O.EXB.KCLE.LE.Y.0003.000000T0000Z-120226T0300Z/ LAKE-GEAUGA-TRUMBULL-ASHTABULA LAKESHORE- INCLUDING THE CITIES OF...MENTOR...CHARDON...WARREN...ASHTABULA 1021 AM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A LAKE EFFECT SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM EST THIS EVENING. * ACCUMULATIONS....ADDITIONAL ACCUMULATIONS THROUGH EARLY TONIGHT ARE EXPECTED TO RANGE BETWEEN 1 AND 3 WITH LOCALLY UP TO 5 INCHES POSSIBLE IN HEAVIER SNOW BANDS. * TIMING...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH EARLY TONIGHT. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * IMPACTS...GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF SNOW. VISIBILITIES IN HEAVIER SNOW BANDS CAN RANGE A HALF MILE OR LESS AT TIMES. * TEMPERATURES...IN THE UPPER 20S. * VISIBILITIES...LESS THAN A MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$ PAZ001-252330- /O.EXT.KCLE.LE.Y.0003.000000T0000Z-120226T0300Z/ NORTHERN ERIE- INCLUDING THE CITY OF...ERIE 1021 AM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW ADVISORY NOW IN EFFECT UNTIL 10 PM EST THIS EVENING... * ACCUMULATIONS....MAINLY 1 TO 3 INCHES WITH LOCALLY HIGHER AMOUNTS. HIGHEST ACCUMULATIONS WILL BE ACROSS THE INTERIOR LOCATIONS. * TIMING...THE SNOW SHOWERS WILL CONTINUE THROUGH EARLY TONIGHT. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * IMPACTS...THE GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF THE SNOW TODAY. IN THE HEAVIEST SNOW BANDS...VISIBILITIES COULD BE REDUCED TO NEAR ZERO AT TIMES DUE TO THE GUSTY WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$
2 follow-up statements
438 WWUS41 KCLE 252049 WSWCLE URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 349 PM EST SAT FEB 25 2012 OHZ014-PAZ002-003-260300- /O.CON.KCLE.LE.W.0002.000000T0000Z-120226T0300Z/ ASHTABULA INLAND-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...JEFFERSON...EDINBORO...MEADVILLE 349 PM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING... * ACCUMULATIONS....TOTAL ACCUMULATIONS THROUGH EARLY TONIGHT ARE EXPECTED TO RANGE BETWEEN 4 AND 6 WITH LOCALLY UP TO 8 INCHES. * TIMING...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THIS EVENING...THEN BEGIN DIMINISHING EARLY TONIGHT. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * IMPACTS...GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF SNOW. CONDITIONS WILL BE HIGHLY VARIABLE IN THE WARNING AREA. MOTORISTS SHOULD BE AWARE OF QUICKLY CHANGING CONDITIONS. * TEMPERATURES...UPPER 20S. * VISIBILITIES...MAINLY TWO MILES OR LESS...WITH LESS THAN A HALF MILE POSSIBLE IN HEAVIER SNOW SHOWERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$ OHZ012-013-023-089-PAZ001-260300- /O.CON.KCLE.LE.Y.0003.000000T0000Z-120226T0300Z/ LAKE-GEAUGA-TRUMBULL-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...MENTOR...CHARDON...WARREN...ASHTABULA... ERIE 349 PM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING... * ACCUMULATIONS....TOTAL ACCUMULATIONS THROUGH EARLY TONIGHT ARE EXPECTED TO RANGE BETWEEN 1 AND 3 WITH LOCALLY UP TO 5 INCHES POSSIBLE IN HEAVIER SNOW BANDS. * TIMING...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THIS EVENING...THEN BEGIN DIMINISHING EARLY TONIGHT. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * IMPACTS...GUSTY WINDS WILL CAUSE BLOWING AND DRIFTING OF SNOW. CONDITIONS WILL BE HIGHLY VARIABLE IN THE WARNING AREA. MOTORISTS SHOULD BE AWARE OF QUICKLY CHANGING CONDITIONS. * TEMPERATURES...UPPER 20S. * VISIBILITIES...MAINLY TWO MILES OR LESS...WITH LESS THAN A HALF MILE POSSIBLE IN HEAVIER SNOW SHOWERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$
254 WWUS41 KCLE 252342 WSWCLE URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 642 PM EST SAT FEB 25 2012 OHZ014-PAZ002-003-260045- /O.CAN.KCLE.LE.W.0002.000000T0000Z-120226T0300Z/ ASHTABULA INLAND-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...JEFFERSON...EDINBORO...MEADVILLE 642 PM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS CANCELLED THE LAKE EFFECT SNOW WARNING. THE SIGNIFICANT SNOWFALL HAS ENDED. SOME SNOW SHOWERS WILL LINGER INTO THE EVENING...HOWEVER...ADDITIONAL SNOWFALL SHOULD BE AN INCH OR LESS. WEST WINDS AT 10 TO 20 MPH WILL CONTINUE TO CAUSE SOME DRIFTING SNOW. MOTORISTS WILL HAVE TO USE CAUTION. $$ OHZ012-013-023-089-PAZ001-260045- /O.CAN.KCLE.LE.Y.0003.000000T0000Z-120226T0300Z/ LAKE-GEAUGA-TRUMBULL-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...MENTOR...CHARDON...WARREN...ASHTABULA... ERIE 642 PM EST SAT FEB 25 2012 ...LAKE EFFECT SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS CANCELLED THE LAKE EFFECT SNOW ADVISORY. SIGNIFICANT SNOWFALL HAS ENDED. SOME SNOW SHOWERS WILL LINGER INTO THE EVENING...HOWEVER...ADDITIONAL SNOWFALL SHOULD BE AN INCH OR LESS. WEST WINDS AT 10 TO 20 MPH WILL CONTINUE TO CAUSE SOME DRIFTING SNOW...MOTORISTS WILL HAVE TO USE CAUTION. $$
Nearby
Lake Effect Snow Warnings in Pennsylvania, 2012Lake Effect Snow Warnings in Ohio, 2012Every lake effect snow warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.