Alert archive / New York / Frost Advisories in 2012

Frost Advisory 2, NWS Buffalo, NY

May 5, 2012Jefferson County, Lewis County, New York

NWS Buffalo, NY issued this frost advisory at May 5, 2012, 3:03 PM EDT for Jefferson County, Lewis County, New York. It took effect at May 6, 2012, 3:00 AM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 5, 2012, 3:03 PM EDT (19:03 UTC)
In effect from
May 6, 2012, 3:00 AM EDT
Expired
May 6, 2012, 6:47 AM EDT
In force
4 hr
Issued by
NWS Buffalo, NY

Counties Jefferson County, NY, Lewis County, NY

The radar

The Ft Drum radar (KTYX), 16 km from the middle of the area, began a volume at 19:08 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

Albany, NY (KALY), launched 12:00Z, 7.1 hours before the alert went out and 205 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, Albany, NY at 12:00Z on 2012-05-05Temperature 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, Albany, NY at 12:00Z on 2012-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 square meters per square second.19395878Sfc1 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
599 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
161 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.

617 
WWUS71 KBUF 051903
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
303 PM EDT SAT MAY 5 2012

NYZ007-008-060315-
/O.NEW.KBUF.FR.Y.0002.120506T0700Z-120506T1200Z/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
303 PM EDT SAT MAY 5 2012

...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT SUNDAY. 

* LOCATIONS...JEFFERSON AND LEWIS COUNTIES.

* TIMING...LATE TONIGHT THROUGH EARLY SUNDAY MORNING.

* TEMPERATURES...IN THE LOWER TO MID 30S.

* IMPACTS...COLD TEMPERATURES AND AREAS OF FROST MAY DAMAGE TENDER
  VEGETATION IF NOT PROTECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. IF YOU ARE IN THE ADVISORY AREA YOU
SHOULD TAKE STEPS TO PROTECT TENDER VEGETATION. ALSO, POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

&&

$$

HITCHCOCK
3 follow-up statements
937 
WWUS71 KBUF 060305
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1105 PM EDT SAT MAY 5 2012

NYZ007-008-061115-
/O.CON.KBUF.FR.Y.0002.120506T0700Z-120506T1200Z/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
1105 PM EDT SAT MAY 5 2012

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT
SUNDAY...

* LOCATIONS...JEFFERSON AND LEWIS COUNTIES.

* TIMING...OVERNIGHT INTO EARLY SUNDAY MORNING.

* TEMPERATURES...IN THE MID 30S.

* IMPACTS...LOW TEMPERATURES AND AREAS OF FROST MAY DAMAGE 
  TENDER VEGETATION IF NOT PROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. IF YOU ARE IN THE ADVISORY AREA YOU
SHOULD TAKE STEPS TO PROTECT TENDER VEGETATION. ALSO... POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

&&

$$

RSH
184 
WWUS71 KBUF 060754
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
354 AM EDT SUN MAY 6 2012

NYZ007-008-061200-
/O.CON.KBUF.FR.Y.0002.000000T0000Z-120506T1200Z/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
354 AM EDT SUN MAY 6 2012

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* LOCATIONS...JEFFERSON AND LEWIS COUNTIES.

* TIMING...THROUGH EARLY THIS MORNING.

* TEMPERATURES...IN THE MID 30S.

* IMPACTS...LOW TEMPERATURES AND AREAS OF FROST MAY DAMAGE
  UNPROTECTED TENDER VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. IF YOU ARE IN THE ADVISORY AREA YOU
SHOULD TAKE STEPS TO PROTECT TENDER VEGETATION. ALSO... POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

&&

$$
693 
WWUS71 KBUF 061047
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
647 AM EDT SUN MAY 6 2012

NYZ007-008-061200-
/O.CAN.KBUF.FR.Y.0002.000000T0000Z-120506T1200Z/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
647 AM EDT SUN MAY 6 2012

...FROST ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE FROST
ADVISORY. 

TEMPERATURES HAVE WARMED INTO THE UPPER 30S EARLY THIS MORNING AND
WILL REACH THE LOWER 40S BY 8 AM EDT. THEREFORE...THE FROST
ADVISORY HAS BEEN CANCELLED. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 9:52 AM EDTSmall Craft AdvisoryBUF9 hr

Nearby

Frost Advisories in New York, 2012Every frost advisory 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.