PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: GRAND FORKS UNIV. (NWS) ND MONTH: DECEMBER YEAR: 2010 LATITUDE: 47 55 N LONGITUDE: 97 6 W TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND ================================================================================ 1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18 12Z AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 11 -2 5 -13 60 0 T T 4 M M M M M M M M 2 12 -3 5 -12 60 0 T 0.1 4 M M M M M M M M 3 14 0 7 -10 58 0 T 0.2 4 M M M M M M M M 4 15 -1 7 -9 58 0 0.01 0.7 5 M M M M M M M M 5 21 2 12 -4 53 0 T T 4 M M M M M M M M 6 17 -2 8 -7 57 0 T 0.1 4 M M M M M M M M 7 8 -3 3 -11 62 0 0.00 0.0 4 M M M M M M M M 8 13 6 10 -4 55 0 T 0.1 4 M M M M M M M M 9 33 10 22 9 43 0 0.01 0.1 4 M M M M M M M M 10 10 1 6 -7 59 0 0.00 0.0 4 M M M M M M M M 11 2 -7 -2 -14 67 0 0.00 0.0 4 M M M M M M M M 12 -1 -13 -7 -19 72 0 0.00 0.0 4 M M M M M M M M 13 9 -13 -2 -13 67 0 0.00 0.0 4 M M M M M M M M 14 17 8 13 2 52 0 0.00 0.0 3 M M M M M M M M 15 21 14 18 7 47 0 0.00 0.0 3 M M M M M M M M 16 19 7 13 3 52 0 0.00 0.0 3 M M M M M M M M 17 16 8 12 2 53 0 T 0.2 3 M M M M M M M M 18 15 9 12 2 53 0 T 0.2 3 M M M M M M M M 19 10 -1 5 -4 60 0 0.00 0.0 3 M M M M M M M M 20 21 -3 9 0 56 0 0.25 4.4 3 M M M M M M 1 M M 21 21 10 16 7 49 0 0.10 1.4 8 M M M M M M M M 22 17 10 14 6 51 0 T T 6 M M M M M M M M 23 21 16 19 11 46 0 0.00 0.0 6 M M M M M M M M 24 18 10 14 6 51 0 T T 6 M M M M M M M M 25 10 4 7 0 58 0 T 0.4 6 M M M M M M M M 26 7 -3 2 -5 63 0 T T 6 M M M M M M M M 27 31 6 19 12 46 0 0.00 0.0 6 M M M M M M M M 28 31 17 24 17 41 0 0.00 0.0 5 M M M M M M M M 29 26 13 20 13 45 0 0.00 0.0 5 M M M M M M M M 30 20 -3 9 2 56 0 T 0.1 5 M M M M M M M M 31 0 -7 -3 -9 68 0 0.08 4.6 5 M M M M M M 19 M M ================================================================================ SM 485 90 1718 0 0.45 12.6 M M M ================================================================================ AV 15.6 2.9 M FASTST M M 7 MAX(MPH) MISC ----> M M M M ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: GRAND FORKS UNIV. (NWS) ND MONTH: DECEMBER YEAR: 2010 LATITUDE: 47 55 N LONGITUDE: 97 6 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 9.3 TOTAL FOR MONTH: 0.45 1 = FOG OR MIST DPTR FM NORMAL: -2.4 DPTR FM NORMAL: -0.13 2 = FOG REDUCING VISIBILITY HIGHEST: 33 ON 9 GRTST 24HR 0.25 ON 20-20 TO 1/4 MILE OR LESS LOWEST: -13 ON 13,12 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 12.6 INCHES 5 = HAIL GRTST 24HR 4.6 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 8 ON 21 7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW X = TORNADO MAX 32 OR BELOW: 30 0.01 INCH OR MORE: 5 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 31 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 14 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1718 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL 144 PTCLDY (SCALE 4-7) 0 TOTAL FM JUL 1 3657 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 46 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 453 HIGHEST SLP M ON M DPTR FM NORMAL -76 LOWEST SLP M ON M [REMARKS] #FINAL-12-10#