Alert archive / New York / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 91, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jul 7, 2009, 4:43 PM EDT for Columbia County, Greene County, New York. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 7, 2009, 4:43 PM EDT (20:43 UTC)
- Expired
- Jul 7, 2009, 5:33 PM EDT
- In force
- 50 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
Counties Columbia County, NY, Greene County, NY
The radar
The Albany radar (KENX), 39 km from the middle of the area, began a volume at 20:44 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 7, 11:05 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 8.7 hours before the alert went out and 48 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
- 93 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 857 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 7, 1:52 PM EDT, 2 hours 51 minutes earlier.
Area forecast discussion, Jul 7, 1:52 PM EDT, 2 hours 51 minutes before
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</html>Hazardous weather outlook, Jul 7, 11:16 AM EDT, 5 hours 27 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ALBANY NY 1116 AM EDT TUE JUL 7 2009 CTZ001-013-MAZ001-025-NYZ032-033-038>043-047>054-058>061-063>066- 082>084-VTZ013>015-081530- NORTHERN LITCHFIELD-SOUTHERN LITCHFIELD-NORTHERN BERKSHIRE- SOUTHERN BERKSHIRE-NORTHERN HERKIMER-HAMILTON-SOUTHERN HERKIMER- SOUTHERN FULTON-MONTGOMERY-NORTHERN SARATOGA-NORTHERN WARREN- NORTHERN WASHINGTON-SCHOHARIE-WESTERN SCHENECTADY- EASTERN SCHENECTADY-SOUTHERN SARATOGA-WESTERN ALBANY-EASTERN ALBANY- WESTERN RENSSELAER-EASTERN RENSSELAER-WESTERN GREENE-EASTERN GREENE- WESTERN COLUMBIA-EASTERN COLUMBIA-WESTERN ULSTER-EASTERN ULSTER- WESTERN DUTCHESS-EASTERN DUTCHESS-NORTHERN FULTON-SOUTHEAST WARREN- SOUTHERN WASHINGTON-BENNINGTON-WESTERN WINDHAM-EASTERN WINDHAM- 1116 AM EDT TUE JUL 7 2009 ...SEVERE THUNDERSTORM WATCH 559 IN EFFECT UNTIL 7 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWESTERN CONNECTICUT...WESTERN MASSACHUSETTS...EAST CENTRAL NEW YORK AND SOUTHERN VERMONT. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. THERE IS A CHANCE OF THUNDERSTORMS ON SATURDAY. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE ACTIVATED FOR THE FOLLOWING COUNTIES... HERKIMER...HAMILTON...FULTON...MONTGOMERY...SARATOGA...WARREN... WASHINGTON...SCHOHARIE...SCHENECTADY...ALBANY...RENSSELAER... GREEENE...COLUMBIA...ULSTER...DUTCHESS...LITCHFIELD...BERKSHIRE... BENNINGTON...WINDHAM. SKYWARN SPOTTERS SHOULD SEND SEVERE WEATHER REPORTS TO THE NATIONAL WEATHER SERVICE ACCORDING TO PRESCRIBED PROCEDURES.
In the hours before
Special weather statement, Jul 7, 2:24 PM EDT, 2 hours 19 minutes before
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</html>Local storm report, Jul 7, 2:28 PM EDT, 2 hours 15 minutes before
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</html>Local storm report, Jul 7, 3:20 PM EDT, 1 hour 23 minutes before
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</html>Local storm report, Jul 7, 3:25 PM EDT, 1 hour 18 minutes before
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</html>Special weather statement, Jul 7, 3:33 PM EDT, 1 hour 10 minutes before
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</html>Special weather statement, Jul 7, 4:28 PM EDT, 15 minutes before
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</html>The office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 11:35 AM EDT | Severe Thunderstorm Warning | ALY | Albany, Columbia, Greene, Rensselaer | 55 min |
| Jul 7, 12:03 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer | 57 min |
| Jul 7, 12:31 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Rensselaer | 54 min |
| Jul 7, 1:47 PM EDT | Severe Thunderstorm Warning | ALY | Herkimer | 58 min |
| Jul 7, 2:37 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Herkimer, Montgomery | 53 min |
| Jul 7, 3:27 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery | 63 min |
| Jul 7, 3:28 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 77 min |
| Jul 7, 3:58 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Montgomery, Schenectady, Schoharie | 62 min |
| Jul 7, 4:36 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Rensselaer, Saratoga, Schenectady | 54 min |
| Jul 7, 6:14 PM EDT | Severe Thunderstorm Warning | ALY | Washington | 46 min |
| Jul 7, 12:41 PM EDT | Areal Flood Advisory | ALY | Bennington | 101 min |
| Jul 7, 1:21 PM EDT | Severe Thunderstorm Warning | ALY | Windham | 50 min |
| Jul 7, 7:08 PM EDT | Areal Flood Advisory | ALY | Bennington, Windham | 3 hr |
| Jul 7, 6:07 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 38 min |
Nearby
Severe Thunderstorm Warnings in New York, 2009Every severe thunderstorm warning in 2009
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.