High pressure keeps us dry; frost advisory north
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Canadian high pressure is settling in over the upper Midwest, and it'll keep rain away for a few days.
We need this time to dry out from recent rains.
The heaviest rains Tuesday and Tuesday night were in a band from south-central and southeastern Minnesota into Wisconsin:
The shades of red show rainfall totals from three inches to six inches.
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Gordon moisture stays south
The moisture from the remnants of tropical storm Gordon will not make it to Minnesota.
It'll be blocked by a combination of the Canadian high pressure system over the upper Midwest and the upper air pattern.
The National Oceanic and Atmospheric Administration's North American Mesoscale forecast model shows the potential rain pattern from Wednesday afternoon through Saturday:
Arkansas, Missouri and Illinois will see enhanced rains over the next few days from the remnants of former tropical storm Gordon:
Northern Minnesota could see scattered showers and an isolated thunderstorm on Sunday, unrelated to the remnants of Gordon.
Cold late night/early morning to the north
Northern Minnesota will see some lows in the 30s late Wednesday night and early Thursday morning.
Frost is expected in parts of the north.
A combination of frost and freeze warnings are in effect for late Wednesday night/early Thursday morning in portions of northern Minnesota:
Here are details of the freeze warning to the northwest:
URGENT - WEATHER MESSAGE
National Weather Service Grand Forks ND
342 PM CDT Wed Sep 5 2018
MNZ008-013>015-061200-
/O.NEW.KFGF.FZ.W.0001.180906T0900Z-180906T1200Z/
East Marshall-Pennington-Red Lake-East Polk-
Including the cities of Newfolden, Middle River, Grygla,
Thief River Falls, Red Lake Falls, Fosston, Fertile, McIntosh,
and Erskine
342 PM CDT Wed Sep 5 2018
...FREEZE WARNING IN EFFECT FROM 4 AM TO 7 AM CDT THURSDAY...
The National Weather Service in Grand Forks has issued a Freeze
Warning...which is in effect from 4 AM to 7 AM CDT Thursday.
* TEMPERATURES...as low as 30 degrees.
* TIMING...Thursday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation.
And the frost advisory:
URGENT - WEATHER MESSAGE
National Weather Service Grand Forks ND
342 PM CDT Wed Sep 5 2018
MNZ001-002-004>007-009-016-017-022-023-061200-
/O.NEW.KFGF.FR.Y.0002.180906T0900Z-180906T1200Z/
West Polk-Norman-Kittson-Roseau-Lake Of The Woods-West Marshall-
North Beltrami-North Clearwater-South Beltrami-Mahnomen-
South Clearwater-
Including the cities of Crookston, East Grand Forks, Ada,
Twin Valley, Halstad, Hallock, Karlstad, Lancaster, Roseau,
Warroad, Greenbush, Baudette, Warren, Stephen, Argyle, Red Lake,
Redby, Ponemah, Bagley, Clearbrook, Bemidji, Mahnomen,
Naytahwaush, Waubun, Alida, Ebro, Lake Itasca, Long Lost Lake,
Lower Rice Lake, Roy Lake, and Upper Rice Lake
342 PM CDT Wed Sep 5 2018
...FROST ADVISORY IN EFFECT FROM 4 AM TO 7 AM CDT THURSDAY...
The National Weather Service in Grand Forks has issued a Frost
Advisory...which is in effect from 4 AM to 7 AM CDT Thursday.
* TEMPERATURES...33 to 36.
* TIMING...Thursday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.
Details of the northeastern Minnesota portion of the frost advisory:
URGENT - WEATHER MESSAGE
National Weather Service Duluth MN
230 PM CDT Wed Sep 5 2018
MNZ010-011-018-019-026-035-060530-
/O.NEW.KDLH.FR.Y.0001.180906T0900Z-180906T1300Z/
Koochiching-North St. Louis-North Itasca-Central St. Louis-
South Itasca-Northern Aitkin-
Including the cities of International Falls, Ely, Bigfork,
Hibbing, Grand Rapids, and Hill City
230 PM CDT Wed Sep 5 2018
...FROST ADVISORY IN EFFECT FROM 4 AM TO 8 AM CDT THURSDAY...
The National Weather Service in Duluth has issued a Frost
Advisory, which is in effect from 4 AM to 8 AM CDT Thursday.
* LOCATION...Inland areas of Northern Minnesota including the
cities of International Falls, Ely, Bigfork, Hibbing, Grand
Rapids, and Hill City.
* TEMPERATURES...In the upper 30s.
* TIMING...4 AM to 8 AM CDT Thursday.
* IMPACTS...Sensitive outdoor plants may be killed if left
unprotected. Use old sheets or row cover to protect your plants
or bring them inside to safety.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.
The Twin Cities metro area should avoid frost Thursday morning, with low temps in the mid to upper 40s.
Temperature trends
Thursday highs should reach the lower 70s across much of Minnesota, with some 60s in the northeast:
Most of Minnesota will also see highs in the 70s on Friday:
Twin Cities metro area highs are expected to be in the middle 70s Friday through Sunday.
Our air-conditioners won't be needed over the next several days!
