Alert archive / Maine / Frost Advisories in 2020

Frost Advisory 9, NWS Caribou, ME

September 18, 20204 counties in Maine

NWS Caribou, ME issued this frost advisory at Sep 18, 2020, 3:57 PM EDT for 4 counties in Maine. It took effect at Sep 19, 2020, 12:00 AM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Sep 18, 2020, 3:57 PM EDT (19:57 UTC)
In effect from
Sep 19, 2020, 12:00 AM EDT
Expired
Sep 19, 2020, 8:23 AM EDT
In force
8 hr
Issued by
NWS Caribou, ME

Counties Hancock County, ME, Penobscot County, ME, Piscataquis County, ME, Washington County, ME

The radar

The Caribou radar (KCBW), 108 km from the middle of the area, began a volume at 20:00 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 office that day

Everything else NWS Caribou, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 18, 3:57 PM EDTFreeze WarningCARAroostook, Penobscot, Piscataquis, Somerset16 hr

Nearby

Frost Advisories in Maine, 2020Every frost advisory in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.