Alert archive / New York / Frost Advisories in 2021
Frost Advisory 3, NWS Buffalo, NY
NWS Buffalo, NY issued this frost advisory at May 12, 2021, 3:30 AM EDT for 8 counties in New York. It took effect at May 13, 2021, 2:00 AM EDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- May 12, 2021, 3:30 AM EDT (07:30 UTC)
- In effect from
- May 13, 2021, 2:00 AM EDT
- Expired
- May 13, 2021, 8:00 AM EDT
- In force
- 6 hr
- Issued by
- NWS Buffalo, NY
Counties Allegany County, NY, Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY, Jefferson County, NY, Lewis County, NY, Oswego County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 92 km from the middle of the area, began a volume at 07:28 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 00:00Z, 7.5 hours before the alert went out and 89 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
- 6 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 1506 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -10 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
282 WWUS71 KBUF 120730 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 330 AM EDT Wed May 12 2021 NYZ012-019>021-085-121530- /O.NEW.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie- Including the cities of Warsaw, Jamestown, Olean, Wellsville, Orchard Park, and Springville 330 AM EDT Wed May 12 2021 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Erie and in sheltered valleys. * WHERE...Southern Erie and Wyoming counties and the western Southern Tier. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NYZ006>008-121530- /O.NEW.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Oswego-Jefferson-Lewis- Including the cities of Oswego, Watertown, and Lowville 330 AM EDT Wed May 12 2021 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Ontario and in sheltered valleys. * WHERE...The Eastern Lake Ontario Region. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
965 WWUS71 KBUF 121833 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 233 PM EDT Wed May 12 2021 NYZ012-019>021-085-130300- /O.CON.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie- Including the cities of Warsaw, Jamestown, Olean, Wellsville, Orchard Park, and Springville 233 PM EDT Wed May 12 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Erie and in sheltered valleys. * WHERE...Southern Erie and Wyoming counties and the western Southern Tier. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NYZ006>008-130300- /O.CON.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Oswego-Jefferson-Lewis- Including the cities of Oswego, Watertown, and Lowville 233 PM EDT Wed May 12 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Ontario and in sheltered valleys. * WHERE...The Eastern Lake Ontario Region. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
154 WWUS71 KBUF 130214 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 1014 PM EDT Wed May 12 2021 NYZ012-019>021-085-131200- /O.CON.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie- Including the cities of Warsaw, Jamestown, Olean, Wellsville, Orchard Park, and Springville 1014 PM EDT Wed May 12 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Erie and in sheltered valleys. * WHERE...Southern Erie and Wyoming counties and the western Southern Tier. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NYZ006>008-131200- /O.CON.KBUF.FR.Y.0003.210513T0600Z-210513T1200Z/ Oswego-Jefferson-Lewis- Including the cities of Oswego, Watertown, and Lowville 1014 PM EDT Wed May 12 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Ontario and in sheltered valleys. * WHERE...The Eastern Lake Ontario Region. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Apffel
489 WWUS71 KBUF 130744 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 344 AM EDT Thu May 13 2021 NYZ012-019>021-085-131200- /O.CON.KBUF.FR.Y.0003.000000T0000Z-210513T1200Z/ Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie- Including the cities of Warsaw, Jamestown, Olean, Wellsville, Orchard Park, and Springville 344 AM EDT Thu May 13 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Erie and in sheltered valleys. * WHERE...Southern Erie and Wyoming counties and the western Southern Tier. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NYZ006>008-131200- /O.CON.KBUF.FR.Y.0003.000000T0000Z-210513T1200Z/ Oswego-Jefferson-Lewis- Including the cities of Oswego, Watertown, and Lowville 344 AM EDT Thu May 13 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Temperatures in the low to mid 30s will result in frost formation, especially inland from Lake Ontario and in sheltered valleys. * WHERE...The Eastern Lake Ontario Region. * WHEN...From 2 AM to 8 AM EDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Hitchcock
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.