Alabama 811 | Know What's Below.

Record Breaking Low

| October 26, 2010 @ 1:48 pm | Reply

That powerhouse low pressure system over northeastern Minnesota has established all time new record low pressure readings in Minnesota and Wisconsin. This statement from Duluth was issued before the pressure dropped dropped even further to 961.3mb at Duluth.

000
NOUS43 KDLH 261554
PNSDLH
MNZ010>012-018>021-026-270000-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
1055 AM CDT TUE OCT 26 2010

…MINNESOTA ALL TIME LOWEST PRESSURE RECORD BROKEN THIS MORNING…
…PRESSURE IS STILL FALLING AND WILL CONTINUE INTO THE AFTERNOON…

REMEMBER THAT THIS INFORMATION IS PRELIMINARY. THE LOW IS STILL
STRENGTHENING SO THE VALUES LISTED BELOW ARE LIKELY TO CHANGE.

AN UNUSUALLY INTENSE LOW WAS AFFECTING THE STATE OF MINNESOTA THIS
MORNING. AT 1013 AM CDT…THE AUTOMATED WEATHER OBSERVING SYSTEM AT
AITKIN MINNESOTA RECORDED A 962.3 MILLIBAR /28.42 INCHES/ PRESSURE.
THIS BREAKS THE ALL TIME MINNESOTA STATE RECORD FOR THE LOWEST
OBSERVED PRESSURE.

THE PREVIOUS RECORD WAS 962.6 MB SET ON NOVEMBER 10 1998 AT ALBERT
LEA AND AUSTIN IN SOUTHERN MINNESOTA.

IT SHOULD ALSO BE NOTED THAT DULUTH BROKE THEIR PRESSURE RECORD. AS
OF 1028 AM…THE PRESSURE AT DULUTH WAS 962.9 MILLIBARS /28.44
INCHES/. THIS BREAKS THE PREVIOUS RECORD OF 964.3 MILLIBARS WHICH
OCCURRED ON NOVEMBER 10 1998.

PRESSURE RECORDS AT INTERNATIONAL FALLS WERE ONLY AVAILABLE BACK TO
1948. THE LOWEST PRESSURE PREVIOUSLY AT THAT LOCATION WAS 971.9
MILLIBARS ON OCTOBER 10 1949. THE PRESSURE AS OF 1024 AM WAS 967.4
MILLIBARS /28.57 INCHES/. THEREFORE…INTERNATIONAL FALLS ALSO BROKE
THEIR PRESSURE RECORD.

THE LOW CONTINUES TO DEEPEN AND THE PRESSURE WILL LIKELY CONTINUE TO
FALL. THEREFORE…THIS STATEMENT IS PRELIMINARY AND WILL BE UPDATED
ONCE THE LOWEST PRESSURE IS FINALLY OBSERVED.

THE LOW WAS AT ABOUT 983 MB ONLY 24 HOURS AGO OVER CENTRAL SOUTH
DAKOTA. THAT IS A PRESSURE DROP OF ABOUT 21 MILLIBARS IN 24 HOURS.

$$

LAMERS

From Milwaukee:

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1208 PM CDT TUE OCT 26 2010

…NEW STATE RECORD FOR LOWEST PRESSURE RECORDED…

VERY STRONG LOW PRESSURE MOVED SLOWLY ACROSS NORTHEAST MINNESOTA
THIS MORNING. THE CENTRAL PRESSURE OF THIS SYSTEM FELL RAPIDLY
OVERNIGHT AND THROUGH THE MORNING…WITH A NEW RECORD SET THIS
MORNING FOR LOWEST PRESSURE RECORDED IN THE STATE OF WISCONSIN. THE
NEW RECORD WAS SET AT SUPERIOR AT 1135 AM CDT WITH A MEASUREMENT OF
28.38 INCHES…OR 961.06 MB. THE PREVIOUS RECORD WAS 28.45
INCHES…OR 963.43 MB…AT GREEN BAY ON APRIL 3 OF 1982.

Category: Uncategorized

About the Author ()

Bill Murray is the President of The Weather Factory. He is the site's official weather historian and a weekend forecaster. He also anchors the site's severe weather coverage. Bill Murray is the proud holder of National Weather Association Digital Seal #0001 @wxhistorian

Leave a Reply

You must be logged in to post a comment.