May, 1999 Preliminary Local Climatological Data Fargo, ND National Weather Service |-Temperature-|--------Degree Days---------|-Precipitation-|-Snowfall-|----Wind----| (degrees F) (base 65 degrees F) (inches) (inches) (mph, deg) Heating Cooling Max Min Avg Dep HDD Seas Dep CDD Seas Dep Tot Tot Norm Tot Tot Avg Pk Dir from for for for for for Spd Gust at Norm Seas Seas Mon Mon Seas Pk Date | | | | | | | | | | | | | | | | | | 1 79 48 64 13 1 7832-1036 0 0 0 0 M 0.07 0.0 48.6 14.1 32 180 2 78 52 65 14 0 7832-1050 0 0 0 0 M 0.14 0.0 48.6 17.4 39 190 3 79 60 70 19 0 7832-1064 5 5 5 0 M 0.21 0.0 48.6 22.1 40 170 4 74 59 67 15 0 7832-1077 2 7 7 0.68 0.68 0.28 0.0 48.6 16.7 49 130 5 67 56 62 10 3 7835-1087 0 7 7 0.61 1.29 0.35 0.0 48.6 10.6 31 150 6 59 47 53 0 12 7847-1088 0 7 6 0.09 1.38 0.42 0.0 48.6 14.1 38 350 7 47 39 43 -10 22 7869-1079 0 7 5 0.68 2.06 0.49 0.0 48.6 25.2 45 330 8 50 34 42 -12 23 7892-1068 0 7 4 0 2.06 0.56 0.0 48.6 13.0 26 340 9 54 35 45 -9 20 7912-1060 0 7 3 0.34 2.40 0.63 0.0 48.6 13.3 38 90 10 60 45 53 -1 12 7924-1060 0 7 2 0.89 3.29 0.71 0.0 48.6 20.6 41 120 11 59 46 53 -2 12 7936-1059 0 7 1 0.02 3.31 0.79 0.0 48.6 9.1 26 140 12 53 43 48 -7 17 7953-1053 0 7 0 0 3.31 0.87 0.0 48.6 7.3 24 50 13 55 41 48 -7 17 7970-1047 0 7 -1 0 3.31 0.95 0.0 48.6 9.6 23 120 14 65 49 57 1 8 7978-1049 0 7 -2 0.11 3.42 1.03 M M 16.6 34 150 15 69 56 63 7 2 7980-1057 0 7 -3 0 3.42 1.11 M M 11.4 36 170 16 70 52 61 5 4 7984-1063 0 7 -4 0 3.42 1.19 M M 8.1 21 320 17 64 45 55 -2 10 7994-1062 0 7 -5 0 3.42 1.27 M M 11.7 29 340 18 67 39 53 -4 12 8006-1059 0 7 -6 0 3.42 1.35 M M 5.4 13 100 19 76 54 65 8 0 8006-1068 0 7 -7 0 3.42 1.43 0.0 48.6 13.9 25 170 20 76 55 66 8 0 8006 M 1 8 M 0 3.42 M 0.0 48.6 14.9 26 330 21 66 47 57 -1 8 8014-1076 0 8 -8 0 3.42 1.59 0.0 48.6 8.8 21 20 22 76 50 63 5 2 8016-1082 0 8 -9 T 3.42 1.67 0.0 48.6 16.6 32 330 23 60 45 53 -6 12 8028-1078 0 8 -11 0 3.42 1.75 0.0 48.6 16.6 34 340 24 67 45 56 -3 9 8037-1077 0 8 -13 T 3.42 1.83 0.0 48.6 10.0 34 330 25 72 44 58 -1 7 8044-1078 0 8 -15 0 3.42 1.91 0.0 48.6 9.7 25 10 26 78 41 60 0 5 8049-1080 0 8 -17 0 3.42 2.00 0.0 48.6 8.9 30 220 27 79 54 67 7 0 8049 M 2 10 M 0 3.42 M 0.0 48.6 M M M 28 85 47 66 6 0 8049-1094 1 11 -18 0 3.42 2.18 0.0 48.6 11.0 24 210 29 92 61 77 16 0 8049-1100 12 23 -8 0 3.42 2.27 0.0 48.6 12.1 26 200 30 77 49 63 2 2 8051-1104 0 23 -10 0.08 3.46 2.36 0.0 48.6 17.2 30 10 Monthly Summary for May TEMPERATURE DATA...... (DEGREES F) AVERAGE MONTHLY TEMPERATURE.... 58.0 OR 1.8 DEGREES ABOVE NORMAL AVERAGE MAXIMUM TEMPERATURE.... 68.0 AVERAGE MINIMUM TEMPERATURE.... 47.9 HIGHEST TEMPERATURE WAS 92 ON DAY 29 LOWEST TEMPERATURE WAS 34 ON DAY 8 HEATING DEGREE DAYS (BASE 65) COOLING DEGREE DAYS MONTHLY TOTAL ........... 234 MONTHLY TOTAL .......... 23 DEPARTURE FROM NORMAL.... -73 DEPARTURE FROM NORMAL... -12 SEASONAL TOTAL (JUL-JUN). 8065 SEASONAL TOTAL (JAN-DEC) 23 DEPARTURE FROM NORMAL.... -1096 DEPARTURE FROM NORMAL... -12 PRECIPITATION DATA.... ..RAIN.. TOTAL FOR THE MONTH......... 3.46 OR 1.01 INCHES ABOVE NORMAL TOTAL SINCE JANUARY 1ST..... 7.69 OR 1.24 INCHES ABOVE NORMAL ..SNOW.. TOTAL FOR THE MONTH......... 0.0 TOTAL FOR THE SEASON........ 48.6 WIND DATA............. THE AVERAGE MONTHLY WIND SPEED WAS... 13.2 MPH THE FASTEST TWO-MINUTE WIND WAS... 38 MPH FROM 340 DEGREES THE HIGHEST PEAK WIND GUST WAS.... 49 MPH FROM 130 DEGREES THERE WERE SIGNIFICANT RAINS IN THE FIRST HALF OF THE MONTH...THAT MADE MAY 1999 ANOTHER WETTER THAN NORMAL MONTH. THE LATTER PART OF THE MONTH WAS RATHER DRY IN THE FARGO AREA WITH ONLY EIGHT HUNDRETHS OF AN INCH OF RAIN IN THE LAST 16 DAYS OF THE MONTH...AS VERY HEAVY RAINFALL MISSED THE AREA TO THE NORTH AND SOUTH ON THE LAST THREE DAYS OF THE MONTH. THE TOTAL PRECIPITATION FOR THE MONTH OF MAY WAS 3.46 INCHES WHICH IS JUST OVER ONE INCH ABOVE NORMAL. MAY 1999 WILL ALSO GO DOWN IN THE RECORD BOOKS AS BEING WARMER THAN NORMAL WITH TEMPERATURES AVERAGING ALOMOST TWO DEGREES ABOVE NORMAL. THE BEGINING OF THE MONTH WAS WARM WITH HIGH TEMPERATURES ALMOST REACHING 80 DEGREES ON THE FIRST THREE DAYS OF THE MONTH...HOWEVER THE 28TH AND THE 29TH WERE THE WARMEST DAYS WITH TEMPERATURES EXCEEDING THE 90 DEGREE MARK ON THE 29TH...BEFORE A COLD FRONT MOVED THROUGH THE AREA ON THE 30TH BRINGING AN END TO THE WARM WEATHER. THE HIGHEST TEMPERATURE FOR THE MONTH WAS 92 ON THE 29TH WHILE THE LOWEST WAS 34 WHICH OCCOURED ON THE 8TH. THE AVERAGE MONTHLY TEMPERATURE WAS 58 DEGREES ...WHICH IS 1.8 DEGREES ABOVE NORMAL. THERE WERE NO RECORDS BROKEN IN THE MONTH OF MAY...HOWEVER THE 92 DEGREE READING ON THE 29TH WAS 3 DEGREES SHY OF THE OLD RECORD OF 95 DEGREES SET IN 1939. THERE WERE 234 HEATING DEGREE DAYS WHICH IS 73 BELOW NORMAL. THERE HAVE BEEN 8065 HEATING DEGREE DAYS SO FAR THIS SEASON WHICH IS 1096 BELOW THE NORMAL. THERE WERE 23 COOLING DEGREE DAYS THIS MONTH WHICH IS 12 BELOW NORMAL. THERE WERE 4 THUNDERSTORM DAYS DURING THE MONTH WHICH OCCURRED ON THE 4TH ...5TH...9TH AND 10TH. THE AVERAGE MONTHLY WIND SPEED WAS 13.2 MPH...WITH THE STRONGEST WIND SPEED BEING 49 MPH FROM THE SOUTH SOUTHEAST ON THE 14TH. GRAND FORKS MONTHLY CLIMATOLOGICAL SUMMARY NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 127 AM CDT TUE JUN 1 1999 ........GRAND FORKS MAY CLIMATOLOGICAL SUMMARY...... ....DATA TAKEN AT THE AIRPORT... .........TEMPERATURE DATA.......... HIGHEST FOR THE MONTH.. 86 ON DAY 28 LOWEST FOR THE MONTH.. 31 ON DAY 8 MONTHLY MEAN TEMP...... 55.2 DEPARTURE FROM NORMAL... +0.1 ..........DEGREE DAY DATA............... HEATING MONTH....... 306 DEPARTURE... -38 SEASON...... 8963 DEPARTURE... -558 COOLING MONTH....... 11 DEPARTURE... -26 SEASON...... 11 DEPARTURE... -26 ...........PRECIPITATION...... TOTAL FOR THE MONTH......... 5.01 NORMAL MONTH TO DATE........ 2.05 TOTAL FOR THE YEAR.......... 9.17 NORMAL YEAR TO DATE......... 5.55 SNOWFALL THIS MONTH 0.0 SNOWFALL FOR THE SEASON 72.8 MAY 1999 WILL GO DOWN IN THE RECORD BOOKS AS BEING WETTER THAN NORMAL IN THE GRAND FORKS AREA. THE BEGINNING OF THE MONTH STARTED OFF WET WITH THE LATTER HALF BEING DRY...EXPCEPT FOR THE BIG RAINS WHICH HIT THE AREA ON SUNDAY MAY 30TH. TOTAL PRECIPITATION FOR THE MONTH OF MAY WAS 5.01 INCHES...WHICH IS ALMOST 3 INCHES ABOVE NORMAL. THE BEGINNING OF THE MONTH STARTED OUT WARM IN THE GRAND FORKS AREA WITH HIGH TEMPERATURES REACHING THE MIDDLE AND UPPER 70S FOR THE FIRST 4 DAYS OF THE MONTH. THEN THERE WAS A COOL SPELL DURING THE MIDDLE OF THE MONTH WHERE DAYTIME HIGHS ONLY REACHED THE MIDDLE 40S. THE 26TH THROUGH THE 29TH WERE NICE SPRING DAYS WITH HIGHS REACHING THE UPPER 70S TO MIDDLE 80S BEFORE A COLD FRONT MOVED THROUGH THE AREA ON THE 29TH BRINGING A SIGNINFICANT COOL DOWN FOR THE MEMORIAL DAY WEEKEND. THE HIGHEST TEMPERATURE IN MAY WAS 86 DEGREES ON THE 28TH...AND THE COOLEST WAS 31 ON THE 8TH. THE AVERAGE MONTHLY TEMPERATURE WAS 55.2 DEGREES...WHICH IS 0.1 DEGREES ABOVE NORMAL. THERE WERE 306 HEATING DEGREE DAYS DURING MAY...WHICH 38 BELOW NORMAL. THE SEASONAL TOTAL STANDS AT 8963...WHICH IS 558 BELOW NORMAL. THERE WERE 11 COOLING DEGREE DAYS...WHICH IS 26 BELOW NORMAL. THERE WERE FOUR THUNDERSTORM DAYS DURING THE MONTH OF MAY...WHICH OCCURED ON THE 4TH...9TH...10TH AND 30TH. THE HIGHEST WIND SPEED RECORDED DURING THE MONTH WAS 53 MPH FROM THE SOUTH ...DURING A THUNDERSTORM ON THE 4TH.