Alert archive / Pennsylvania / Freeze Warnings in 2010
Freeze Warning 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freeze warning at May 9, 2010, 4:45 AM EDT for 5 counties in Pennsylvania; 5 counties in New Jersey. It took effect at May 10, 2010, 12:00 AM EDT. 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
- May 9, 2010, 4:45 AM EDT (08:45 UTC)
- In effect from
- May 10, 2010, 12:00 AM EDT
- Expired
- May 10, 2010, 8:00 AM EDT
- In force
- 8 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 08:45 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
Brookhaven, NY (KOKX), launched 00:00Z, 8.8 hours before the alert went out and 194 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
- 2732 m above ground
- 0-6 km bulk shear
- 114 kt
- 0-1 km storm-relative helicity
- -90 m²/s²
- 0-3 km storm-relative helicity
- -65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
518 WWUS71 KPHI 090845 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 445 AM EDT SUN MAY 9 2010 NJZ001-PAZ054-055-092100- /O.CAN.KPHI.WI.Y.0006.000000T0000Z-100509T1000Z/ /O.UPG.KPHI.FZ.A.0001.100510T0400Z-100510T1000Z/ /O.NEW.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 445 AM EDT SUN MAY 9 2010 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... ...WIND ADVISORY IS CANCELED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY. THE WIND ADVISORY HAS BEEN CANCELED. THE FREEZE WATCH IS NO LONGER IN EFFECT. AN UNSEASONABLY CHILLY AIRMASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES COULD REACH THE FREEZING MARK IN THE POCONOS AND THE HIGHER TERRAIN OF SUSSEX COUNTY, NEW JERSEY. TEMPERATURES MAY FALL BELOW THE FREEZING MARK AGAIN MONDAY NIGHT. AS LOW PRESSURE MOVES AWAY FROM THE AREA AND HIGH PRESSURE BUILDS IN, GUSTY WEST TO NORTHWEST WINDS ARE EXPECTED TO CONTINUE THROUGH THE AFTERNOON HOURS. HOWEVER, THE WINDS ARE NOT EXPECTED TO BE AS STRONG AS THEY WERE ON SATURDAY, GENERALLY IN THE 20 TO 30 MPH RANGE, WITH GUSTS AS HIGH AS 35 MPH. THESE SPEEDS ARE BELOW ADVISORY CRITERIA. THEREFORE, THE WIND ADVISORY HAS BEEN CANCELED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ DEZ001>004-MDZ008-012-015-019-020-NJZ007>010-012>027-PAZ060>062- 067>071-090945- /O.CAN.KPHI.WI.Y.0006.000000T0000Z-100509T1000Z/ NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN-SOUTHEASTERN BURLINGTON-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON... DENTON...WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... JACKSON...MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... OCEAN CITY...ATLANTIC CITY...LONG BEACH ISLAND... WHARTON STATE FOREST...READING...ALLENTOWN...BETHLEHEM... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 445 AM EDT SUN MAY 9 2010 ...WIND ADVISORY IS CANCELED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELED THE WIND ADVISORY. AS LOW PRESSURE MOVES AWAY FROM THE AREA AND HIGH PRESSURE BUILDS IN, GUSTY WEST TO NORTHWEST WINDS ARE EXPECTED TO CONTINUE THROUGH THE AFTERNOON HOURS. HOWEVER, THE WINDS ARE NOT EXPECTED TO BE AS STRONG AS THEY WERE ON SATURDAY, GENERALLY IN THE 20 TO 30 MPH RANGE, WITH GUSTS AS HIGH AS 35 MPH. THESE SPEEDS ARE BELOW ADVISORY CRITERIA. THEREFORE, THE WIND ADVISORY HAS BEEN CANCELED. $$
5 follow-up statements
299 WWUS71 KPHI 091435 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1035 AM EDT SUN MAY 9 2010 NJZ007>010-PAZ061-062-092245- /O.EXA.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...FLEMINGTON... SOMERVILLE...ALLENTOWN...BETHLEHEM...EASTON 1035 AM EDT SUN MAY 9 2010 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES COULD REACH THE FREEZING MARK IN SECTIONS OF THE LEHIGH VALLEY AND NORTHWEST NEW JERSEY. TEMPERATURES MAY FALL BELOW THE FREEZING MARK AGAIN MONDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE USE THE TIME TODAY TO ADEQUATELY PROTECT YOUR PLANTS BY EITHER COVERING THEM OR WHERE POSSIBLE BRING THEM INDOORS. && $$ NJZ001-PAZ054-055-092245- /O.CON.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 1035 AM EDT SUN MAY 9 2010 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... A FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES SHOULD REACH THE FREEZING MARK IN THE POCONOS AND THE HIGHER TERRAIN OF SUSSEX COUNTY... NEW JERSEY. TEMPERATURES MAY FALL BELOW THE FREEZING MARK AGAIN MONDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE USE THE TIME TODAY TO ADEQUATELY PROTECT YOUR PLANTS BY EITHER COVERING THEM OR WHERE POSSIBLE BRING THEM INDOORS. && $$ TFG
417 WWUS71 KPHI 091947 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 347 PM EDT SUN MAY 9 2010 PAZ060-101000- /O.NEW.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ /O.EXA.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ BERKS- INCLUDING THE CITY OF...READING 347 PM EDT SUN MAY 9 2010 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY. A FREEZE WATCH HAS ALSO BEEN ISSUED. THIS FREEZE WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES SHOULD REACH THE FREEZING MARK IN SECTIONS OF BERKS COUNTY. SIMILAR LOW TEMPERATURES MAY OCCUR AGAIN ON MONDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE PROTECT YOUR PLANTS BY EITHER COVERING THEM OR WHERE POSSIBLE BY BRINGING THEM INDOORS. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$ NJZ001-007>010-PAZ054-055-061-062-101000- /O.NEW.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ /O.CON.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-LEHIGH- NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...ALLENTOWN... BETHLEHEM...EASTON 347 PM EDT SUN MAY 9 2010 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING. A FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES SHOULD REACH THE FREEZING MARK IN SECTIONS OF THE LEHIGH VALLEY...POCONOS AND NORTHWEST NEW JERSEY. TEMPERATURES MAY FALL TO THE FREEZING MARK AGAIN ON MONDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE PROTECT YOUR PLANTS BY EITHER COVERING THEM OR WHERE POSSIBLE BY BRINGING THEM INDOORS. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$ TFG
963 WWUS71 KPHI 100015 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 815 PM EDT SUN MAY 9 2010 NJZ001-007>010-PAZ054-055-060>062-101000- /O.CON.KPHI.FZ.W.0003.100510T0400Z-100510T1200Z/ /O.CON.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-BERKS- LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...READING... ALLENTOWN...BETHLEHEM...EASTON 815 PM EDT SUN MAY 9 2010 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT MONDAY... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... A FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL 8:00 AM MONDAY. A FREEZE WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES SHOULD REACH THE FREEZING MARK IN SECTIONS OF THE LEHIGH VALLEY, THE POCONOS AND NORTHWEST NEW JERSEY. TEMPERATURES MAY FALL TO THE FREEZING MARK AGAIN ON MONDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE PROTECT YOUR PLANTS BY COVERING THEM OR BRINGING THEM INDOORS. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$
685 WWUS71 KPHI 100835 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 435 AM EDT MON MAY 10 2010 PAZ060-061-102100- /O.CAN.KPHI.FZ.W.0003.000000T0000Z-100510T1200Z/ /O.CON.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ BERKS-LEHIGH- INCLUDING THE CITIES OF...READING...ALLENTOWN 435 AM EDT MON MAY 10 2010 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING... ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZE WARNING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION THROUGH TONIGHT. HOWEVER, TEMPERATURES DO NOT APPEAR AS IF THEY WILL HIT THE FREEZING MARK THIS MORNING. WHILE WIDESPREAD FREEZING TEMPERATURES ARE NO LONGER EXPECTED, THERE COULD BE SOME LOCAL AREAS THAT GET CLOSE. TEMPERATURES MAY FALL TO THE FREEZING MARK AGAIN TONIGHT, SO A FREEZE WATCH HAS BEEN ISSUED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE PROTECT YOUR PLANTS BY COVERING THEM OR BRINGING THEM INDOORS. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$ NJZ001-007>010-PAZ054-055-062-102100- /O.CON.KPHI.FZ.W.0003.000000T0000Z-100510T1200Z/ /O.CON.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...BETHLEHEM... EASTON 435 AM EDT MON MAY 10 2010 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING. AN UNSEASONABLY CHILLY AIR MASS WILL CONTINUE TO AFFECT THE REGION AND OVERNIGHT LOW TEMPERATURES SHOULD REACH THE FREEZING MARK THIS MORNING IN SECTIONS OF THE LEHIGH VALLEY... THE POCONOS AND NORTHWEST NEW JERSEY. TEMPERATURES MAY FALL TO THE FREEZING MARK AGAIN TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE PROTECT YOUR PLANTS BY COVERING THEM OR BRINGING THEM INDOORS. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$
867 WWUS71 KPHI 101200 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 800 AM EDT MON MAY 10 2010 NJZ001-007>010-PAZ054-055-062-102100- /O.EXP.KPHI.FZ.W.0003.000000T0000Z-100510T1200Z/ /O.CON.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...BETHLEHEM... EASTON 800 AM EDT MON MAY 10 2010 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING... ...FREEZE WARNING WILL EXPIRE AT 8 AM EDT THIS MORNING... THE FREEZE WARNING WILL EXPIRE AT 8 AM EDT THIS MORNING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING. THE THREAT OF FREEZING TEMPERATURES IS OVER THIS MORNING. HOWEVER... TEMPERATURES MAY FALL TO THE FREEZING MARK AGAIN TONIGHT AS THE AIR MASS OVER US WILL REMAIN UNSEASONABLY COOL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$ PAZ060-061-102100- /O.CON.KPHI.FZ.A.0002.100511T0400Z-100511T1200Z/ BERKS-LEHIGH- INCLUDING THE CITIES OF...READING...ALLENTOWN 800 AM EDT MON MAY 10 2010 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING... A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING. TEMPERATURES MAY FALL TO THE FREEZING MARK TONIGHT AS THE AIR MASS OVER US REMAINS UNSEASONABLY COOL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. PLEASE CONTINUE PROTECTIVE MEASURES UNTIL TUESDAY MORNING PASSES. && $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 4:02 AM EDT | Red Flag Warning | PHI | Berks, Delaware, Lehigh, Northampton, Philadelphia | 16 hr |
| May 9, 3:47 PM EDT | Freeze Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 23 hr |
| May 9, 3:57 PM EDT | Fire Weather Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 12 hr |
| May 9, 3:44 PM EDT | Small Craft Advisory | PHI | 24 hr |
Nearby
Freeze Warnings in Pennsylvania, 2010Freeze Warnings in New Jersey, 2010Every freeze 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.