Alert archive / New York / Frost Advisories in 2021
Frost Advisory 1, NWS Buffalo, NY
NWS Buffalo, NY issued this frost advisory at May 8, 2021, 4:11 AM EDT for 7 counties in New York. It took effect at May 9, 2021, 12:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 8, 2021, 4:11 AM EDT (08:11 UTC)
- In effect from
- May 9, 2021, 12:00 AM EDT
- Expired
- May 9, 2021, 6:58 AM EDT
- In force
- 7 hr
- Issued by
- NWS Buffalo, NY
Counties Chautauqua County, NY, Erie County, NY, Genesee County, NY, Livingston County, NY, Niagara County, NY, Orleans County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 25 km from the middle of the area, began a volume at 08:12 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, 8.2 hours before the alert went out and 21 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
- 616 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
548 WWUS71 KBUF 080811 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 411 AM EDT Sat May 8 2021 NYZ001-002-010>013-019-085-081615- /O.NEW.KBUF.FR.Y.0001.210509T0400Z-210509T1200Z/ Niagara-Orleans-Northern Erie-Genesee-Wyoming-Livingston- Chautauqua-Southern Erie- Including the cities of Niagara Falls, Medina, Buffalo, Batavia, Warsaw, Geneseo, Jamestown, Orchard Park, and Springville 411 AM EDT Sat May 8 2021 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT SUNDAY... * WHAT...Temperatures in the lower to mid 30s will result in frost formation. * WHERE...Niagara, Orleans, Erie, Genesee, Wyoming, Livingston, and Chautauqua counties. * WHEN...From midnight tonight to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Apffel
4 follow-up statements
465 WWUS71 KBUF 081511 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 1111 AM EDT Sat May 8 2021 NYZ001-002-010>013-019-085-090000- /O.CON.KBUF.FR.Y.0001.210509T0400Z-210509T1200Z/ Niagara-Orleans-Northern Erie-Genesee-Wyoming-Livingston- Chautauqua-Southern Erie- Including the cities of Niagara Falls, Medina, Buffalo, Batavia, Warsaw, Geneseo, Jamestown, Orchard Park, and Springville 1111 AM EDT Sat May 8 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT SUNDAY... * WHAT...Temperatures in the lower to mid 30s will result in frost formation. * WHERE...Niagara, Orleans, Erie, Genesee, Wyoming, Livingston, and Chautauqua counties. * WHEN...From midnight tonight to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Hitchcock
985 WWUS71 KBUF 090017 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 817 PM EDT Sat May 8 2021 NYZ001-002-010>013-019-085-090830- /O.CON.KBUF.FR.Y.0001.210509T0400Z-210509T1200Z/ Niagara-Orleans-Northern Erie-Genesee-Wyoming-Livingston- Chautauqua-Southern Erie- Including the cities of Niagara Falls, Medina, Buffalo, Batavia, Warsaw, Geneseo, Jamestown, Orchard Park, and Springville 817 PM EDT Sat May 8 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT SUNDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation. * WHERE...Niagara, Orleans, Erie, Genesee, Wyoming, Livingston, and Chautauqua counties. * WHEN...From midnight tonight to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
365 WWUS71 KBUF 090241 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 1041 PM EDT Sat May 8 2021 NYZ001-002-010>013-019-085-091100- /O.CON.KBUF.FR.Y.0001.210509T0400Z-210509T1200Z/ Niagara-Orleans-Northern Erie-Genesee-Wyoming-Livingston- Chautauqua-Southern Erie- Including the cities of Niagara Falls, Medina, Buffalo, Batavia, Warsaw, Geneseo, Jamestown, Orchard Park, and Springville 1041 PM EDT Sat May 8 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY... * WHAT...Temperatures in the low to mid 30s will result in frost formation. * WHERE...Niagara, Orleans, Erie, Genesee, Wyoming, Livingston, and Chautauqua counties. * WHEN...From midnight tonight to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
170 WWUS71 KBUF 091058 NPWBUF URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 658 AM EDT Sun May 9 2021 NYZ001-002-010>013-019-085-091200- /O.CAN.KBUF.FR.Y.0001.000000T0000Z-210509T1200Z/ Niagara-Orleans-Northern Erie-Genesee-Wyoming-Livingston- Chautauqua-Southern Erie- Including the cities of Niagara Falls, Medina, Buffalo, Batavia, Warsaw, Geneseo, Jamestown, Orchard Park, and Springville 658 AM EDT Sun May 9 2021 ...FROST ADVISORY IS CANCELLED... $$
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 4:10 AM EDT | Small Craft Advisory | BUF | 19 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.