Alert archive / New York / Frost Advisories in 2011

Frost Advisory 4, NWS Buffalo, NY

September 17, 2011Lewis County, New York

NWS Buffalo, NY issued this frost advisory at Sep 17, 2011, 3:16 PM EDT for Lewis County, New York. It took effect at Sep 18, 2011, 2:00 AM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Sep 17, 2011, 3:16 PM EDT (19:16 UTC)
In effect from
Sep 18, 2011, 2:00 AM EDT
Expired
Sep 18, 2011, 7:00 AM EDT
In force
5 hr
Issued by
NWS Buffalo, NY

County Lewis County, NY

The radar

The Ft Drum radar (KTYX), 19 km from the middle of the area, began a volume at 19:19 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, 7.3 hours before the alert went out and 179 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 2011-09-17Temperature 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 2011-09-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 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
1068 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
30 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.

655 
WWUS71 KBUF 171916
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
316 PM EDT SAT SEP 17 2011

NYZ008-180330-
/O.NEW.KBUF.FR.Y.0004.110918T0600Z-110918T1100Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
316 PM EDT SAT SEP 17 2011

...FROST ADVISORY IN EFFECT FROM 2 AM TO 7 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 7 AM EDT SUNDAY. 

* LOCATIONS...TUG HILL PLATEAU IN LEWIS COUNTY

* TIMING...EARLY SUNDAY MORNING.

* TEMPERATURES...IN THE MID 30S.

* IMPACTS...AREAS OF FROST CAUSING CONCERN FOR AGRICULTURAL
  INTERESTS. 

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.

&&

$$

ZAFF
2 follow-up statements
246 
WWUS71 KBUF 180202
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1002 PM EDT SAT SEP 17 2011

NYZ008-181015-
/O.CON.KBUF.FR.Y.0004.110918T0600Z-110918T1100Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
1002 PM EDT SAT SEP 17 2011

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 7 AM EDT
SUNDAY...

* LOCATIONS...TUG HILL PLATEAU IN LEWIS COUNTY

* TIMING...EARLY SUNDAY MORNING.

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

* IMPACTS...AREAS OF FROST CAUSING CONCERN FOR AGRICULTURAL 
  INTERESTS. 

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.

&&

$$
556 
WWUS71 KBUF 180734
NPWBUF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
334 AM EDT SUN SEP 18 2011

NYZ008-181100-
/O.CON.KBUF.FR.Y.0004.000000T0000Z-110918T1100Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
334 AM EDT SUN SEP 18 2011

...FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING...

* LOCATIONS...TUG HILL PLATEAU IN LEWIS COUNTY

* TIMING...EARLY THIS MORNING.

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

* IMPACTS...AREAS OF FROST CAUSING CONCERN FOR AGRICULTURAL 
  INTERESTS. 

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.

&&

$$

Nearby

Frost Advisories in New York, 2011Every frost advisory in 2011

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.