Alert archive / New York / Excessive Heat Watches in 2021

Excessive Heat Watch 2, NWS Albany, NY

August 10, 20214 counties in New York

NWS Albany, NY issued this excessive heat watch at Aug 10, 2021, 3:53 PM EDT for 4 counties in New York. It took effect at Aug 13, 2021, 11:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued: Aug 10, 2021, 3:53 PM EDT (19:53 UTC)
In effect from: Aug 13, 2021, 11:00 AM EDT
Expired: Aug 12, 2021, 4:00 PM EDT
In force
Issued by: NWS Albany, NY

Counties Columbia County, NY, Dutchess County, NY, Greene County, NY, Ulster County, NY

The radar

The Albany radar (KENX), 61 km from the middle of the area, began a volume at 19:52 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, 7.9 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: 768 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 48 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 excessive heat watch 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 excessive heat watch went out at Aug 10, 1:45 PM EDT, 2 hours 8 minutes earlier.

Area forecast discussion, Aug 10, 1:45 PM EDT, 2 hours 8 minutes before

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Hazardous weather outlook, Aug 10, 4:51 AM EDT, 11 hours 2 minutes before

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    <section class="card" role="status" aria-live="polite">
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 3:30 AM EDT	Excessive Heat Watch	ALY	Albany, Columbia, Dutchess, Greene, Rensselaer, Saratoga and 3 more	37 hr
Aug 10, 3:30 AM EDT	Heat Advisory	ALY	Albany, Columbia, Dutchess, Fulton, Greene, Herkimer and 8 more	41 hr

Nearby

Excessive Heat Watches in New York, 2021 Every excessive heat watch in 2021

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.