Alert archive / New York / Frost Advisories in 2010

Frost Advisory 1, NWS New York, NY

April 10, 2010Orange County, Putnam County, New York; Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this frost advisory at Apr 10, 2010, 3:58 PM EDT for Orange County, Putnam County, New York; Greater Bridgeport Planning Region, Connecticut. It took effect at Apr 11, 2010, 2:00 AM EDT. It was in force for 7 min.

The area

The counties it named.

The facts

Issued
Apr 10, 2010, 3:58 PM EDT (19:58 UTC)
In effect from
Apr 11, 2010, 2:00 AM EDT
Expired
Apr 11, 2010, 2:07 AM EDT
In force
7 min
Issued by
NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Orange County, NY, Putnam County, NY

The radar

The Brookhaven radar (KOKX), 93 km from the middle of the area, began a volume at 19:59 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, 8.0 hours before the alert went out and 148 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 2010-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2010-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
21 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
792 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this frost advisory went out at Apr 9, 7:31 PM EDT, 20 hours 27 minutes earlier.

Area forecast discussion, Apr 9, 7:31 PM EDT, 20 hours 27 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 3:14 PM EDTSmall Craft Advisory for Hazardous SeasOKX20 hr

Nearby

Frost Advisories in New York, 2010Frost Advisories in Connecticut, 2010Every frost advisory in 2010

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.