Alert archive / New York / Freeze Warnings in 2012

Freeze Warning 2, NWS Buffalo, NY

April 4, 201211 counties in New York

NWS Buffalo, NY issued this freeze warning at Apr 4, 2012, 11:23 AM EDT for 11 counties in New York. It took effect at Apr 5, 2012, 2:00 AM EDT. It was in force for 7 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
Apr 4, 2012, 11:23 AM EDT (15:23 UTC)
In effect from
Apr 5, 2012, 2:00 AM EDT
Expired
Apr 5, 2012, 9:00 AM EDT
In force
7 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Livingston County, NY, Monroe County, NY, Niagara County, NY, Ontario County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 77 km from the middle of the area, began a volume at 15:25 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 74 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.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2012-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2012-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -135 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1192 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
-135 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

029 
WWUS71 KBUF 041523
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1123 AM EDT WED APR 4 2012

NYZ001>006-010-011-013-014-019-085-042330-
/O.UPG.KBUF.FZ.A.0002.120405T0600Z-120405T1300Z/
/O.NEW.KBUF.FZ.W.0002.120405T0600Z-120405T1300Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-NORTHERN ERIE-
GENESEE-LIVINGSTON-ONTARIO-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...BUFFALO...BATAVIA...GENESEO...
CANANDAIGUA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
1123 AM EDT WED APR 4 2012

...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY. THE
FREEZE WATCH IS NO LONGER IN EFFECT. 

* LOCATIONS...CHAUTAUQUA COUNTY...PORTIONS OF THE NIAGARA FRONTIER
  AND GENESEE VALLEY...AND THE FINGER LAKES REGION.

* TIMING...OVERNIGHT WEDNESDAY NIGHT THROUGH THURSDAY MORNING.

* TEMPERATURES...UPPER 20S AWAY FROM THE LAKES TO LOW 30S ALONG
  THE LAKE SHORES.

* IMPACTS...FRUIT TREES THAT HAVE BUDDED OUT EARLY AND OTHER 
  SENSITIVE VEGETATION WILL BE HIGHLY VULNERABLE TO TEMPERATURES 
  THIS COLD. IF YOU HAVE SENSITIVE VEGETATION...YOU SHOULD TAKE 
  STEPS TO PROTECT YOUR PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED
AREA YOU SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY
FROM THE COLD. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES.

&&

$$
4 follow-up statements
477 
WWUS71 KBUF 041937
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
337 PM EDT WED APR 4 2012

NYZ001>006-010-011-013-014-019-085-050345-
/O.CON.KBUF.FZ.W.0002.120405T0600Z-120405T1300Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-NORTHERN ERIE-
GENESEE-LIVINGSTON-ONTARIO-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...BUFFALO...BATAVIA...GENESEO...
CANANDAIGUA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
337 PM EDT WED APR 4 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT
THURSDAY...

* LOCATIONS...CHAUTAUQUA COUNTY...PORTIONS OF THE NIAGARA 
  FRONTIER AND GENESEE VALLEY...AND THE FINGER LAKES REGION. 

* TIMING...LATE TONIGHT THROUGH THURSDAY MORNING.

* TEMPERATURES...UPPER 20S AWAY FROM THE LAKES TO LOW 30S ALONG
  THE LAKE SHORES.

* IMPACTS...FRUIT TREES THAT HAVE BUDDED OUT EARLY AND OTHER 
  SENSITIVE VEGETATION WILL BE HIGHLY VULNERABLE TO TEMPERATURES 
  THIS COLD. IF YOU HAVE SENSITIVE VEGETATION...YOU SHOULD TAKE 
  STEPS TO PROTECT YOUR PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED
AREA YOU SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY
FROM THE COLD. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES.

&&

$$

SMITH
002 
WWUS71 KBUF 050213
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1013 PM EDT WED APR 4 2012

NYZ001>006-010-011-013-014-019-085-051100-
/O.CON.KBUF.FZ.W.0002.120405T0600Z-120405T1300Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-NORTHERN ERIE-
GENESEE-LIVINGSTON-ONTARIO-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...BUFFALO...BATAVIA...GENESEO...
CANANDAIGUA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
1013 PM EDT WED APR 4 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT
THURSDAY...

* LOCATIONS...CHAUTAUQUA COUNTY...PORTIONS OF THE NIAGARA 
  FRONTIER AND GENESEE VALLEY...AND THE FINGER LAKES REGION. 

* TIMING...LATE TONIGHT THROUGH THURSDAY MORNING.

* TEMPERATURES...UPPER 20S AWAY FROM THE LAKES TO LOWER 30S ALONG 
  THE LAKE SHORES. 

* IMPACTS...FRUIT TREES THAT HAVE BUDDED OUT EARLY AND OTHER
  SENSITIVE VEGETATION CAN BE VULNERABLE TO TEMPERATURES THIS
  COLD. IF YOU HAVE SENSITIVE VEGETATION...YOU SHOULD TAKE STEPS
  TO PROTECT YOUR PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED
AREA YOU SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY
FROM THE COLD. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES.

&&

$$

APFFEL
113 
WWUS71 KBUF 050724
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
324 AM EDT THU APR 5 2012

NYZ001>006-010-011-013-014-019-085-051300-
/O.CON.KBUF.FZ.W.0002.000000T0000Z-120405T1300Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-NORTHERN ERIE-
GENESEE-LIVINGSTON-ONTARIO-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...BUFFALO...BATAVIA...GENESEO...
CANANDAIGUA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
324 AM EDT THU APR 5 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...

* LOCATIONS...CHAUTAUQUA COUNTY...PORTIONS OF THE NIAGARA
  FRONTIER...GENESEE VALLEY...AND THE FINGER LAKES REGION.

* TIMING...THROUGH MID MORNING.

* TEMPERATURES...IN THE LOWER 30S WITH UPPER 20S IN SOME SHELTERED
  INLAND VALLEYS.

* IMPACTS...FRUIT TREES THAT HAVE BUDDED OUT EARLY AND OTHER 
  SENSITIVE VEGETATION CAN BE VULNERABLE TO TEMPERATURES THIS 
  COLD. IF YOU HAVE SENSITIVE VEGETATION...YOU SHOULD TAKE STEPS 
  TO PROTECT YOUR PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED
AREA YOU SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY
FROM THE COLD. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES.

&&

$$

HITCHCOCK
644 
WWUS71 KBUF 051035
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
635 AM EDT THU APR 5 2012

NYZ002>006-014-051145-
/O.CAN.KBUF.FZ.W.0002.000000T0000Z-120405T1300Z/
ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-ONTARIO-
INCLUDING THE CITIES OF...MEDINA...ROCHESTER...NEWARK...
FAIR HAVEN...OSWEGO...CANANDAIGUA
635 AM EDT THU APR 5 2012

...FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE FREEZE
WARNING. 

TEMPERATURES HAVE REMAINED JUST ABOVE FREEZING DUE TO CLOUD COVER
AND A LIGHT BREEZE...THEREFORE THE FREEZE WARNING HAS BEEN
CANCELLED.

$$

NYZ001-010-011-013-019-085-051300-
/O.CON.KBUF.FZ.W.0002.000000T0000Z-120405T1300Z/
NIAGARA-NORTHERN ERIE-GENESEE-LIVINGSTON-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...BUFFALO...BATAVIA...
GENESEO...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
635 AM EDT THU APR 5 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...

* LOCATIONS...CHAUTAUQUA...ERIE...NIAGARA...GENESEE...AND
  LIVINGSTON COUNTIES.

* TIMING...THROUGH MID MORNING.

* TEMPERATURES...UPPER 20S TO LOWER 30S.

* IMPACTS...FRUIT TREES THAT HAVE BUDDED OUT EARLY AND OTHER 
  SENSITIVE VEGETATION CAN BE VULNERABLE TO TEMPERATURES THIS 
  COLD. IF YOU HAVE SENSITIVE VEGETATION...YOU SHOULD TAKE STEPS 
  TO PROTECT YOUR PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED
AREA YOU SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY
FROM THE COLD. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES.

&&

$$

HITCHCOCK

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 4, 3:29 AM EDTFreeze WatchBUFCayuga, Chautauqua, Erie, Genesee, Livingston, Monroe and 5 more8 hr
Apr 4, 1:49 PM EDTSmall Craft AdvisoryBUF6 hr

Nearby

Freeze Warnings in New York, 2012Every freeze 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.