Alert archive / Connecticut / Heat Advisories in 2011
Heat Advisory 5, NWS New York, NY
NWS New York, NY issued this heat advisory at Jul 21, 2011, 3:33 PM EDT for Suffolk County, New York; Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region, Connecticut. It took effect at Jul 22, 2011, 9:23 AM EDT. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Jul 21, 2011, 3:33 PM EDT (19:33 UTC)
- In effect from
- Jul 22, 2011, 9:23 AM EDT
- Expired
- Jul 22, 2011, 10:00 PM EDT
- In force
- 13 hr
- Issued by
- NWS New York, NY
Counties Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT, Suffolk County, NY
The radar
The Brookhaven radar (KOKX), 59 km from the middle of the area, began a volume at 19:37 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, 7.6 hours before the alert went out and 180 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
- 494 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 1105 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
What forecasters said that day
The local office's own words before this heat 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 heat advisory went out at Jul 21, 2:45 PM EDT, 48 minutes earlier.
Area forecast discussion, Jul 21, 2:45 PM EDT, 48 minutes before
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</html>Hazardous weather outlook, Jul 21, 3:33 PM EDT, 0 minutes before
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Heat Advisories in Connecticut, 2011Heat Advisories in New York, 2011Every heat advisory in 2011
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.