Alert archive / New York / Frost Advisories in 2021
Frost Advisory 2, NWS Buffalo, NY
NWS Buffalo, NY issued this frost advisory at May 10, 2021, 1:06 PM EDT for 16 counties in New York. It took effect at May 11, 2021, 12:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 10, 2021, 1:06 PM EDT (17:06 UTC)
- In effect from
- May 11, 2021, 12:00 AM EDT
- Expired
- May 11, 2021, 6:30 AM EDT
- In force
- 7 hr
- Issued by
- NWS Buffalo, NY
Counties Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Jefferson County, NY, Lewis County, NY, Livingston County, NY, Monroe County, NY, Niagara County, NY, Ontario County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 90 km from the middle of the area, began a volume at 17:06 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.1 hours before the alert went out and 87 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
- 1668 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
463 WWUS71 KBUF 101706 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 106 PM EDT Mon May 10 2021 NYZ001>008-010>014-019>021-085-110130- /O.NEW.KBUF.FR.Y.0002.210511T0400Z-210511T1200Z/ Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson- Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua- Cattaraugus-Allegany-Southern Erie- Including the cities of Niagara Falls, Medina, Rochester, Newark, Fair Haven, Oswego, Watertown, Lowville, Buffalo, Batavia, Warsaw, Geneseo, Canandaigua, Jamestown, Olean, Wellsville, Orchard Park, and Springville 106 PM EDT Mon May 10 2021 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT TUESDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation. * WHERE...All of western and north central New York. * WHEN...From midnight tonight to 8 AM EDT Tuesday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
923 WWUS71 KBUF 110104 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 904 PM EDT Mon May 10 2021 NYZ001>008-010>014-019>021-085-110915- /O.CON.KBUF.FR.Y.0002.210511T0400Z-210511T1200Z/ Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson- Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua- Cattaraugus-Allegany-Southern Erie- Including the cities of Niagara Falls, Medina, Rochester, Newark, Fair Haven, Oswego, Watertown, Lowville, Buffalo, Batavia, Warsaw, Geneseo, Canandaigua, Jamestown, Olean, Wellsville, Orchard Park, and Springville 904 PM EDT Mon May 10 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT TUESDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation. * WHERE...All of western and north central New York. * WHEN...From midnight tonight to 8 AM EDT Tuesday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
025 WWUS71 KBUF 110826 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 426 AM EDT Tue May 11 2021 NYZ001>008-010>014-019>021-085-111200- /O.CON.KBUF.FR.Y.0002.000000T0000Z-210511T1200Z/ Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson- Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua- Cattaraugus-Allegany-Southern Erie- Including the cities of Niagara Falls, Medina, Rochester, Newark, Fair Haven, Oswego, Watertown, Lowville, Buffalo, Batavia, Warsaw, Geneseo, Canandaigua, Jamestown, Olean, Wellsville, Orchard Park, and Springville 426 AM EDT Tue May 11 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Temperatures in the mid to upper 30s will result in frost formation, especially inland from the Great Lakes and in sheltered valleys. * WHERE...All of western and north central New York. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ TMA
463 WWUS71 KBUF 111030 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 630 AM EDT Tue May 11 2021 NYZ001>008-010>014-019>021-085-111130- /O.CAN.KBUF.FR.Y.0002.000000T0000Z-210511T1200Z/ Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson- Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua- Cattaraugus-Allegany-Southern Erie- Including the cities of Niagara Falls, Medina, Rochester, Newark, Fair Haven, Oswego, Watertown, Lowville, Buffalo, Batavia, Warsaw, Geneseo, Canandaigua, Jamestown, Olean, Wellsville, Orchard Park, and Springville 630 AM EDT Tue May 11 2021 ...FROST ADVISORY IS CANCELLED... Temperatures will continue to warm this morning. $$ TMA
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 4:33 AM EDT | Small Craft Advisory | BUF | 54 hr |
Nearby
Frost Advisories in New York, 2021Every frost advisory 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.