National Weather Service United States Department of Commerce

Fall Weather Pattern Arrives

Rain and much cooler temperatures behind a cold front will bring a feeling of fall to the east coast today. In addition, an active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rains, and very high elevations could receive heavy snow. Wetting rains to the valley floors will spread south Thu and Fri into northern California,where active fires continue. Read More >

 

.SEPTEMBER 2014 WAS WARMER AND DRIER THAN NORMAL AT DULUTH MN...

THE AVERAGE TEMPERATURE FOR SEPTEMBER WAS 57.4 DEGREES WHICH WAS 1.8
DEGREES WARMER THAN THE NORMAL OF 55.6 DEGREES TYING THIS FOR THE
34TH WARMEST SEPTEMBER IN STATION HISTORY. THE HIGHEST TEMPERATURE
FOR THE MONTH WAS 81 DEGREES ON THE 28TH. THE LOWEST TEMPERATURE WAS
34 DEGREES ON THE 12TH AND 13TH. ONE DAILY TEMPERATURE RECORD WAS
SET FOR THE MONTH. A RECORD HIGH TEMPERATURE OF 81 DEGREES WAS
RECORDED ON THE 28TH BREAKING THE OLD RECORD OF 79 DEGREES SET IN
1956 AND 1898.

SEPTEMBER 2014 WAS DRIER THAN NORMAL WITH A TOTAL OF 1.64 INCHES OF
PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 2.47 INCHES BELOW THE
NORMAL OF 4.11 INCHES MAKING THIS THE 28TH DRIEST SEPTEMBER IN
RECORDED HISTORY. THE GREATEST AMOUNT OF PRECIPITATION IN A 24 HOUR
PERIOD OCCURRED ON THE 20TH THROUGH THE 21ST WHEN 0.61 INCHES WAS
RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS RECORDED ON 14 DAYS.
AT LEAST 0.01 INCH OF PRECIPITATION FELL ON 11 DAYS. AT LEAST 0.10
INCHES FELL ON 6 DAYS. AT LEAST 0.50 INCHES OF PRECIPITATION WAS
RECORDED ON 1 DAY. NO SNOW FELL FOR THE MONTH WHICH WAS 0.1 INCHES
BELOW THE NORMAL OF 0.1 INCHES. THIS WAS TIED FOR THE LEAST SNOWIEST
SEPTEMBER IN STATION HISTORY. NO DAILY PRECIPITATION OR SNOWFALL
RECORDS WERE BROKE FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 10.0 MPH. THE WINDIEST DAY
FOR THE MONTH WAS ON THE 31ST WITH AN AVERAGE WIND SPEED OF 14.5 MPH.
THE HIGHEST SUSTAINED WINDS OCCURRED ON THE 4TH WITH A WIND FROM THE
NORTHEAST AT 30 MPH. A PEAK GUST OF 38 MPH FROM THE EAST WAS
RECORDED ON THE 4TH. THERE WERE 227 HEATING DEGREE DAYS FOR THE MONTH
WHICH WAS 71 BELOW THE NORMAL OF 298. THIS BROUGHT THE SEASONAL
TOTAL TO 304 WHICH WAS 143 BELOW THE NORMAL OF 447. THERE WERE 9
COOLING DEGREE DAYS FOR THE MONTH WHICH WAS 5 DEGREES BELOW THE
NORMAL OF 14. THE SEASONAL TOTAL COOLING DEGREE DAYS IS 179 WHICH IS
25 DEGREES BELOW THE NORMAL OF 204. THE HIGHEST BAROMETRIC PRESSURE
READING FOR THE MONTH WAS 30.46 INCHES REACHED ON THE 12TH AND THE
LOWEST BAROMETRIC PRESSURE READING WAS 29.58 INCHES REACHED ON THE
20TH.

THE OUTLOOK FOR OCTOBER...NORMAL HIGHS FOR THE MONTH START IN THE
UPPER 50S AND COOL TO THE MID 40S AT THE END OF THE MONTH. NORMAL
LOWS FOR THE MONTH START AT 40 DEGREES AND COOL TO 30 DEGREES AT THE
END OF THE MONTH. NORMAL PRECIPITATION FOR OCTOBER IS 2.85 INCHES.
NORMAL SNOWFALL FOR OCTOBER IS 2.3 INCHES. BELOW NORMAL TEMPERATURES
AND ABOVE NORMAL PRECIPITATION ARE FORECASTED FOR OCTOBER.

.SEPTEMBER 2014 WAS WARMER AND WETTER THAN NORMAL AT INTERNATIONAL
FALLS MN...

THE AVERAGE TEMPERATURE FOR SEPTEMBER WAS 54.3 DEGREES WHICH WAS 0.7
DEGREES WARMER THAN THE NORMAL OF 53.6 DEGREES TYING THIS FOR THE
35TH WARMEST SEPTEMBER IN STATION HISTORY. THE HIGHEST TEMPERATURE
FOR THE MONTH WAS 83 DEGREES ON THE 27TH. THE LOWEST TEMPERATURE WAS
25 DEGREES ON THE 13TH. ONE DAILY TEMPERATURE RECORD WAS SET FOR THE
MONTH. A RECORD LOW TEMPERATURE OF 25 DEGREES WAS RECORDED ON THE
13TH BREAKING THE OLD RECORD OF 26 DEGREES SET IN 1975.

SEPTEMBER 2014 HAD ABOVE NORMAL PRECIPITATION WITH A TOTAL OF 3.10
INCHES WHICH WAS 0.11 INCHES ABOVE THE NORMAL OF 2.99 INCHES MAKING
THIS THE 43RD WETTEST SEPTEMBER IN RECORDED HISTORY. THE GREATEST
AMOUNT OF PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 19TH
THROUGH THE 20TH WHEN 1.14 INCHES WAS RECORDED. AT LEAST A TRACE OF
PRECIPITATION WAS REPORTED ON 18 DAYS. AT LEAST 0.01 INCHES OF
PRECIPITATION FELL ON 12 DAYS. AT LEAST 0.10 INCHES OF PRECIPITATION
FELL ON 7 DAYS. AT LEAST 0.50 INCHES OF PRECIPITATION FELL ON 1 DAY.
AT LEAST 1.00 INCHES OF PRECIPITATION FELL ON 1 DAY. NO SNOW FELL
FOR THE MONTH WHICH WAS 0.1 INCHES BELOW THE AVERAGE OF 0.1 INCHES.
THIS WAS TIED FOR THE LEAST SNOWIEST SEPTEMBER IN STATION HISTORY.
NO DAILY PRECIPITATION OR SNOWFALL RECORDS WERE SET FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 6.6 MPH. THE WINDIEST DAY
FOR THE MONTH WAS ON THE 10TH WITH AN AVERAGE WIND SPEED OF 12.4
MPH. THE GREATEST SUSTAINED WINDS OCCURRED ON THE 2ND WITH A WIND
FROM THE NORTHWEST AT 21 MPH AND ON THE 4TH WITH A WIND FROM THE
WEST AT 21 MPH. A SUSTAINED WIND ALSO OCCURRED ON THE 10TH WITH A
WIND FROM THE NORTHEAST AT 21 MPH. A PEAK GUST OF 30 MPH FROM THE
SOUTHWEST WAS RECORDED ON THE 8TH. A PEAK GUST OF 30 MPH FROM THE
NORTHEAST WAS RECORDED ON THE 9TH. A PEAK GUST OF 30 MPH FROM THE
NORTHEAST WAS RECORDED ON THE 10TH. A PEAK GUST OF 30 MPH FROM THE
NORTHWEST WAS RECORDED ON THE 19TH. THERE WERE 322 HEATING DEGREE
DAYS FOR THE MONTH WHICH WAS 31 DEGREES BELOW THE NORMAL OF 353. THIS
BROUGHT THE SEASONAL TOTAL OF HEATING DEGREE DAYS TO 536 WHICH IS 2
ABOVE THE NORMAL OF 534. THERE WERE 10 COOLING DEGREE DAYS FOR THE
MONTH WHICH WAS 1 BELOW THE NORMAL OF 11. THIS BRINGS THE SEASONAL
TOTAL OF COOLING DEGREE DAYS TO 121 WHICH WAS 71 DEGREES BELOW THE
NORMAL OF 192. THE HIGHEST BAROMETRIC PRESSURE READING FOR THE MONTH
WAS 30.46 INCHES REACHED ON THE 12TH. THE LOWEST BAROMETRIC WAS 29.53
INCHES REACHED ON THE 19TH.

THE OUTLOOK FOR OCTOBER...NORMAL HIGHS START IN THE UPPER 50S AND
COOL TO THE LOWER 40S AT THE END OF THE MONTH. NORMAL LOWS FOR THE
MONTH START IN THE MID 30S AND COOL TO THE MID 20S AT THE END OF THE
MONTH. NORMAL PRECIPITATION FOR OCTOBER IS 2.08 INCHES. NORMAL
SNOWFALL FOR OCTOBER IS 2.2 INCHES. BELOW NORMAL TEMPERATURES AND
ABOVE NORMAL PRECIPITATION ARE FORECASTED FOR OCTOBER.