Alert archive / New York / Snow Advisories in 2007

Snow Advisory 3, NWS Buffalo, NY

March 14, 200711 counties in New York

NWS Buffalo, NY issued this snow advisory at Mar 14, 2007, 3:20 PM EDT for 11 counties in New York. It took effect at Mar 15, 2007, 2:00 AM EDT. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Mar 14, 2007, 3:20 PM EDT (19:20 UTC)
In effect from
Mar 15, 2007, 2:00 AM EDT
Expired
Mar 15, 2007, 4:08 AM EDT
In force
2 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Jefferson County, NY, Lewis County, NY, Monroe County, NY, Niagara County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 106 km from the middle of the area, began a volume at 19:20 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, 7.3 hours before the alert went out and 104 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 2007-03-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 joules per kilogram.LCLLFCEL10008507005003002001001 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 2007-03-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
28 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
876 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
152 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.

000 
WWUS41 KBUF 141920
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
320 PM EDT WED MAR 14 2007

...LOW PRESSURE MOVING NORTHEAST FROM THE OHIO VALLEY TO BRING
ACCUMULATING SNOWS TO PORTIONS OF WESTERN AND NORTHERN NEW YORK
LATE TONIGHT THROUGH THURSDAY MORNING...

.A LOW PRESSURE SYSTEM MOVING NORTHEAST FROM THE OHIO VALLEY WILL
BRING ANOTHER ROUND OF PRECIPITATION TO THE REGION TONIGHT WITH
THE BULK OF THE PRECIPITATION AFTER MIDNIGHT. IT WILL BECOME COLD
ENOUGH FOR THE RAIN TO CHANGE TO SNOW WELL AFTER MIDNIGHT WITH
ACCUMULATING SNOWS CONTINUING THROUGH THURSDAY MORNING. THE
MORNING COMMUTE WILL BE DIFFICULT AND YOU SHOULD ALLOW EXTRA TIME
TO REACH YOUR DESTINATION.

THE NEXT STATEMENT WILL BE ISSUED BY 11 PM.

NYZ001>008-010-011-019-085-150330-
/O.NEW.KBUF.SN.Y.0003.070315T0600Z-070315T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
LEWIS-NORTHERN ERIE-GENESEE-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO...
BATAVIA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
320 PM EDT WED MAR 14 2007

...SNOW ADVISORY IN EFFECT FROM 2 AM TO 2 PM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 2 PM EDT THURSDAY. 

RAIN IS EXPECTED TO REDEVELOP OVERNIGHT AND CHANGE TO SNOW AFTER 2
AM. SNOWFALL ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS
THE REGION BY THE TIME THE SNOW ENDS EARLY THURSDAY AFTERNOON.

NO SEVERE WINTER WEATHER IS EXPECTED, BUT UNPLOWED ROADS WILL BE
HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA TIME TO REACH YOUR
DESTINATION ESPECIALLY DURING THE MORNING COMMUTE. STAY TUNED TO
WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS
OR UPDATES.

$$

JJP
2 follow-up statements
000 
WWUS41 KBUF 150247
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1047 PM EDT WED MAR 14 2007

...LOW PRESSURE MOVING NORTHEAST FROM THE OHIO VALLEY TO BRING
ACCUMULATING SNOWS TO PORTIONS OF WESTERN AND NORTHERN NEW YORK
LATE TONIGHT THROUGH THURSDAY MORNING...

.A LOW PRESSURE SYSTEM MOVING NORTHEAST FROM THE OHIO VALLEY WILL
BRING ANOTHER ROUND OF PRECIPITATION OVERNIGHT. IT WILL BECOME
COLD ENOUGH FOR THE RAIN TO CHANGE TO SNOW WELL AFTER MIDNIGHT
WITH ACCUMULATING SNOWS CONTINUING THROUGH THURSDAY MORNING. THE
MORNING COMMUTE MAY BE DIFFICULT AND YOU SHOULD ALLOW EXTRA TIME
TO REACH YOUR DESTINATION.

THE NEXT STATEMENT WILL BE ISSUED BY 5 AM.

NYZ001>008-010-011-019-085-151100-
/O.CON.KBUF.SN.Y.0003.070315T0600Z-070315T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
LEWIS-NORTHERN ERIE-GENESEE-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO...
BATAVIA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
1047 PM EDT WED MAR 14 2007

...SNOW ADVISORY REMAINS IN EFFECT FROM 2 AM TO 2 PM EDT
THURSDAY...

A SNOW ADVISORY REMAINS IN EFFECT FROM 2 AM TO 2 PM EDT THURSDAY.

RAIN IS EXPECTED TO CHANGE TO WET SNOW BEFORE MORNING. SNOWFALL
ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED BY DAYBREAK WITH
ANOTHER 1 TO 3 INCHES BY MIDDAY THURSDAY. 

NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED ROADS WILL
BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA TIME TO REACH
YOUR DESTINATION ESPECIALLY DURING THE MORNING COMMUTE. STAY
TUNED TO WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER
DETAILS OR UPDATES.

$$

SAGE
000 
WWUS41 KBUF 150808
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
408 AM EDT THU MAR 15 2007

NYZ001>008-010-011-019-085-150915-
/O.CAN.KBUF.SN.Y.0003.000000T0000Z-070315T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
LEWIS-NORTHERN ERIE-GENESEE-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO...
BATAVIA...JAMESTOWN...ORCHARD PARK...SPRINGVILLE
408 AM EDT THU MAR 15 2007

...SNOW ADVISORY IS CANCELLED...

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

WET SNOW WILL FALL THIS MORNING. SNOW ACCUMULATIONS ARE EXPECTED
TO BE LIMITED TO AROUND AN INCH. MOST OF THE ACCUMULATION SHOULD OCCUR
ON THE COLDER GRASSY SURFACES. 

HOWEVER...WITH TEMPERATURES HOVERING AROUND THE FREEZING MARK...
THERE WILL BE SOME SLIPPERY SPOTS ON UNTREATED ROADS. MOTORISTS
SHOULD USE CAUTION DURING THE MORNING RUSH HOUR AS ROADS WILL BE
WET AND SLICK.

$$

TMA

Nearby

Snow Advisories in New York, 2007Every snow advisory in 2007

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.