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000
CXUS53 KFGF 011433
CLSGFK

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND FORKS
917 AM CDT TUE JUN 1 2021

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

...THE GRAND FORKS INTL AP ND CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            101   05/21/1964
 LOW             -38   03/10/1948
HIGHEST           89   05/19         53      36       81  05/27
                                                          05/31
LOWEST           -10   03/01         31     -41      -10  03/21
AVG. MAXIMUM    57.2               50.9     6.3     48.2
AVG. MINIMUM    28.3               28.6    -0.3     25.9
MEAN            42.8               39.7     3.1     37.1
DAYS MAX >= 90     0                0.5    -0.5        0
DAYS MAX <= 32     4               14.9   -10.9       18
DAYS MIN <= 32    64               51.2    12.8       60
DAYS MIN <= 0      1                5.2    -4.2        4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.95   1999
 MINIMUM        1.41   1980
TOTALS          3.41               4.92   -1.51     2.25
DAILY AVG.      0.04               0.05   -0.01     0.02
DAYS >= .01       17               25.7    -8.7       20
DAYS >= .10       11               11.9    -0.9        8
DAYS >= .50        3                2.8     0.2        0
DAYS >= 1.00       0                0.7    -0.7        0
GREATEST
 24 HR. TOTAL   0.91                                0.53  05/04 TO 05/05
 STORM TOTAL    0.75                                0.47
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          34.9   1966
 24 HR TOTAL    17.0   03/04/1966 TO 03/04/1966
 SNOW DEPTH       MM   04/02/2020
TOTALS           2.7               10.9    -8.2     10.4
 LIQUID EQUIV   0.30               1.00   -0.70     1.00
SINCE 7/1       20.3               48.4   -28.1       MM
 LIQUID 7/1     2.03               4.80   -2.77       MM
SNOWDEPTH AVG.     0                                   3
DAYS >= TRACE     18                8.3     9.7       24
DAYS >= 1.0        1                3.4    -2.4        4
GREATEST
 SNOW DEPTH        2   04/14                          11  04/02
 24 HR TOTAL      MM                                 6.0  04/02 TO 04/02
 STORM TOTAL     2.4                                 4.2
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL   2041               2340    -299     2552
 SINCE 7/1      8635               9443    -808       MM
COOLING TOTAL     20                 15       5        6
 SINCE 1/1        20                 15       5       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        09/08
LATEST                          05/30
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.8
RESULTANT WIND SPEED/DIRECTION   1/310
HIGHEST WIND SPEED/DIRECTION    36/310    DATE  04/18
HIGHEST GUST SPEED/DIRECTION    47/310    DATE  04/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.53
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC             45
NUMBER OF DAYS CLOUDY         21

AVERAGE RH (PERCENT)     58

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       6
LIGHT RAIN               23     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       2
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               12     SLEET                      1
FOG                      20     FOG W/VIS <= 1/4 MILE      3
HAZE                     13

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

&&

THE SPRING SEASON AT THE GRAND FORKS INTERNATIONAL AIRPORT OVERALL
HAD ABOVE NORMAL TEMPERATURES AND BELOW NORMAL MOISTURE. THE AVERAGE
TEMPERATURE FOR THE SEASON WAS 42.8 DEGREES WHICH IS 3.1 DEGREES
ABOVE NORMAL.

PRECIPITATION FOR THE SEASON WAS WELL BELOW NORMAL. TOTAL
PRECIPITATION WAS 3.41 WHICH WAS 1.51 INCHES BELOW NORMAL.

SNOWFALL FOR THE SEASON WAS ALSO WELL BELOW NORMAL. TOTAL SNOWFALL
WAS 2.7 INCHES WHICH WAS 8.2 INCHES BELOW NORMAL. THIS IS THE EIGHTH
LOWEST SEASONAL SNOWFALL ON RECORD WITH THE LOWEST OF TRACE RECORDED
IN 1981.

REMEMBER, THIS DATA IS PROVISIONAL AND SUBJECT TO CHANGE. THE FINAL
AND OFFICIAL RECORDS WILL BE AVAILABLE FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (NCEI).

$$