Alert archive / New York / Snow Advisories in 2007

Snow Advisory 2, NWS Buffalo, NY

February 25, 20074 counties in New York

NWS Buffalo, NY issued this snow advisory at Feb 25, 2007, 9:24 PM EST for 4 counties in New York. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Feb 25, 2007, 9:24 PM EST (02:24 UTC)
Expired: Feb 26, 2007, 1:47 AM EST
In force: 4 hr
Issued by: NWS Buffalo, NY

Counties Monroe County, NY, Niagara County, NY, Orleans County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 74 km from the middle of the area, began a volume at 02:26 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 00:00Z, 2.4 hours before the alert went out and 72 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 472 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 305 m²/s²
0-3 km storm-relative helicity: 424 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 260224
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
924 PM EST SUN FEB 25 2007

NYZ001>004-260900-
/O.NEW.KBUF.SN.Y.0002.070226T0224Z-070226T0900Z/
NIAGARA-ORLEANS-MONROE-WAYNE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK
924 PM EST SUN FEB 25 2007

...SNOW ADVISORY IN EFFECT UNTIL 4 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EST MONDAY. 

SNOW WILL CONTINUE THROUGH THE OVERNIGHT HOURS. THE SNOW MAY BE
HEAVY AT TIMES. ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED BY
MONDAY MORNING.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED, BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

TMA

1 follow-up statement

000 
WWUS41 KBUF 260647
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
147 AM EST MON FEB 26 2007

NYZ001>004-260800-
/O.CAN.KBUF.SN.Y.0002.000000T0000Z-070226T0900Z/
NIAGARA-ORLEANS-MONROE-WAYNE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK
147 AM EST MON FEB 26 2007

...SNOW ADVISORY IS CANCELLED...

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

THE AREA OF MODERATE TO HEAVY SNOW FROM EARLIER IN THE EVENING HAS
PUSHED NORTH OF LAKE ONTARIO. WHILE THERE WILL DEFINITELY BE MORE
SNOW DURING THE DAY MONDAY...SNOWFALL AMOUNTS WILL BE LIGHT AND ARE
EXPECTED TO ONLY AVERAGE AROUND ONE INCH.

$$

RSH

Nearby

Snow Advisories in New York, 2007 Every 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.