Alert archive / New York / Frost Advisories in 2020
Frost Advisory 7, NWS Albany, NY
NWS Albany, NY issued this frost advisory at Sep 21, 2020, 3:03 PM EDT for 8 counties in New York; Northwest Hills Planning Region, Connecticut. It took effect at Sep 22, 2020, 4:00 AM EDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Sep 21, 2020, 3:03 PM EDT (19:03 UTC)
- In effect from
- Sep 22, 2020, 4:00 AM EDT
- Expired
- Sep 22, 2020, 7:58 AM EDT
- In force
- 4 hr
- Issued by
- NWS Albany, NY
Counties Northwest Hills Planning Region, CT, Albany County, NY, Columbia County, NY, Dutchess County, NY, Greene County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Ulster County, NY
The radar
The Albany radar (KENX), 32 km from the middle of the area, began a volume at 19:02 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
Chatham, MA (KCHH), launched 12:00Z, 7.1 hours before the alert went out and 327 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1602 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Albany, NY wrote its last area forecast discussion before this frost advisory went out at Sep 21, 1:43 PM EDT, 1 hour 20 minutes earlier.
Area forecast discussion, Sep 21, 1:43 PM EDT, 1 hour 20 minutes before
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</html>Hazardous weather outlook, Sep 21, 4:36 AM EDT, 10 hours 27 minutes before
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</html>Nearby
Frost Advisories in New York, 2020Frost Advisories in Connecticut, 2020Every frost advisory in 2020
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.