Climatological Report (Monthly)
Issued by NWS Glasgow, MT

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CXUS55 KGGW 011133
CLMGGW

CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
321 AM MST THU FEB 01 2024

...................................

...THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             62   01/17/1919
 LOW             -56   01/12/1916
HIGHEST           54   01/30                          41
LOWEST           -37   01/14                         -16
AVG. MAXIMUM    22.6               23.5    -0.9     23.6
AVG. MINIMUM     3.2                       -2.6      8.2
MEAN            12.9               14.6    -1.7     15.9
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32    23                                  24
DAYS MIN <= 32    31                                  31
DAYS MIN <= 0     11                                   6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.52   1916
 MINIMUM           T   1973
TOTALS          0.30               0.44   -0.14     0.11
DAILY AVG.      0.01               0.01   -0.00     0.00
DAYS >= .01        7                                   7
DAYS >= .10        0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.16   01/17 TO 01/18

SNOWFALL (INCHES)
RECORDS
 TOTAL          41.6   2011
 SNOW DEPTH       25   01/30/2004
TOTALS           5.0                9.8    -4.8      0.7
 LIQUID EQUIV   0.50               0.90   -0.40     0.10
SINCE 7/1       20.9               25.5    -4.6       MM
 LIQUID 7/1     2.09               2.50   -0.41       MM
SNOWDEPTH AVG.     2                                   3
DAYS >= TRACE     10                                  12
DAYS >= 1.0        3                                   0
GREATEST
 SNOW DEPTH        4   01/18                           5  01/25
                       01/19
                                                          01/26
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL   1606               1561      45     1515
 SINCE 7/1      4231               4910    -679       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    33/330    DATE  01/10
HIGHEST GUST SPEED/DIRECTION    41/330    DATE  01/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.49
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                9     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE     11
HAZE                     13

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

JANUARY 2024 WAS A MONTH OF TEMPERATURE EXTREMES RESULTING IN A 91
DEGREE DIFFERENCE BETWEEN THE HIGHEST AND LOWEST TEMPERATURES FOR
THE MONTH. OVERALL THE AVERAGE TEMPERATURE WAS 12.9 DEGREES WHICH
WAS 1.7 DEGREES BELOW NORMAL. THE MONTH STARTED WITH ABOVE NORMAL
TEMPERATURES AND THE FIRST BELOW ZERO TEMPERATURE OF THE WINTER
SEASON OCCURRED ON THE 8TH WITH A LOW TEMPERATURE OF MINUS 4. THIS
IS LATEST OCCURRENCE OF A BELOW ZERO TEMPERATURE FOR A WINTER
SEASON. AN ARCTIC OUTBREAK NEAR THE MIDDLE OF THE MONTH, DROPPED THE
TEMPERATURES TO BELOW ZERO FOR 5 DAYS, INCLUDING A RECORD LOW OF
MINUS 35 ON THE 13TH AND A MONTHLY LOW TEMPERATURES OF MINUS 37 ON
THE 14TH. THE MONTH ENDED WITH TEMPERATURES RETURNING TO WELL ABOVE
NORMAL INCLUDING A RECORD HIGH OF 54 DEGREES ON THE 30TH. THIS WAS
ALSO THE HIGHEST TEMPERATURE FOR THE MONTH.

JANUARY WAS DRIER THAN NORMAL WITH 3 TENTHS OF AN INCH OF
PRECIPITATION MEASURED COMPARED TO NORMAL PRECIPITATION OF 44
HUNDREDTHS OF AN INCH. SNOWFALL FOR THE MONTH WAS 5 INCHES, MOST OF
WHICH FELL DURING THE ARCTIC OUTBREAK FROM THE 11TH TO THE 18TH.
THIS WAS 4.8 INCHES BELOW NORMAL.

THE ARCTIC OUTBREAK ALSO BROUGHT THE PEAK WIND FOR THE MONTH WITH A
GUST OF 41 MPH ON THE 10TH. THIS DAY ALSO HAD THE HIGHEST AVERAGE
WIND SPEED OF 17.4 MPH. THERE WERE ONLY TWO OTHER DAYS DURING THE
MONTH WITH A WIND GUST OF MORE THAN 30 MPH.

VISIBILITY WAS LIMITED DUE TO FOG, HAZE OR SNOW ON 25 DAYS DURING
THE MONTH, WITH DENSE FOG REDUCING VISIBILITY TO 1/4 MILE OR LESS ON
11 DAYS.

LOOKING AHEAD TO FEBRUARY, THE NORMAL HIGH RISES FROM 25 TO 34
DEGREES WITH NORMAL LOW GOING FROM 7 TO 14 DEGREES. NORMAL
PRECIPITATION FOR FEBRUARY IS 0.34 INCH AND NORMAL SNOWFALL IS 6.2
INCHES.

$$


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