Climatological Report (Seasonal)
Issued by NWS Grand Forks, ND
Issued by NWS Grand Forks, ND
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808 CXUS53 KFGF 041705 CLSFGF CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND FORKS 1104 AM CST WED DEC 4 2019 ................................... ...THE GRAND FORKS UNIV. (NWS) ND CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2019 TO 11/30/2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1893 TO 2019 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 102 09/05/1978 LOW -35 11/30/1905 HIGHEST 87 09/16 100 -13 91 09/16 09/17 LOWEST 2 11/12 -35 37 0 11/19 11/17 AVG. MAXIMUM 48.7 52.9 -4.2 47.1 AVG. MINIMUM 34.7 33.2 1.5 30.3 MEAN 41.7 43.0 -1.3 38.7 DAYS MAX >= 90 0 0.5 -0.5 1 DAYS MAX <= 32 18 13.4 4.6 23 DAYS MIN <= 32 41 40.7 0.3 50 DAYS MIN <= 0 0 2.0 -2.0 2 PRECIPITATION (INCHES) RECORD MAXIMUM 11.97 2008 MINIMUM 0.37 1993 TOTALS 14.73 4.87 9.86 6.45 DAILY AVG. 0.16 0.05 0.11 0.07 DAYS >= .01 33 21.7 11.3 37 DAYS >= .10 18 10.9 7.1 15 DAYS >= .50 9 2.5 6.5 4 DAYS >= 1.00 4 0.9 3.1 1 GREATEST 24 HR. TOTAL 4.73 MM 1.20 STORM TOTAL 4.73 MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL 24.1 1958 24 HR TOTAL 12.4 11/18/1998 TO 11/18/1998 SNOW DEPTH MM MM TOTALS 17.7 7.1 10.6 13.8 LIQUID EQUIV 1.80 0.70 1.10 1.38 SINCE 7/1 17.7 7.1 10.6 MM LIQUID 7/1 1.77 0.70 1.07 MM SNOWDEPTH AVG. 0 0 DAYS >= TRACE 28 4.7 23.3 26 DAYS >= 1.0 4 2.3 1.7 4 GREATEST SNOW DEPTH MM 5 10/11 24 HR TOTAL 7.5 MM 5.7 STORM TOTAL 8.0 MM (MM/DD(HH)) MM DEGREE DAYS HEATING TOTAL 2145 2031 114 2368 SINCE 7/1 2185 2094 91 MM COOLING TOTAL 46 31 15 23 SINCE 1/1 486 463 23 663 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST 10/10 LATEST 05/10 ................................................................ WIND (MPH) AVERAGE WIND SPEED MM RESULTANT WIND SPEED/DIRECTION MM HIGHEST WIND SPEED/DIRECTION MM DATE MM HIGHEST GUST SPEED/DIRECTION MM DATE MM SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER MM NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) MM WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 4 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 2 LIGHT SNOW 9 SLEET 0 FOG 3 FOG W/VIS <= 1/4 MILE 0 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THE SEPTEMBER THROUGH NOVEMBER FALL SEASON WAS NEAR NORMAL IN TEMPERATURES AND MUCH WETTER THAN NORMAL AT THE GRAND FORKS NWS/UNIVERSITY. THE MEAN TEMPERATURE OF 41.7 DEGREES WAS 1.3 DEGREES BELOW NORMAL. THE TOTAL PRECIPITATION FOR THE SEASON OF 14.73 INCHES WAS 9.86 INCHES ABOVE THE NORMAL. THIS WAS DUE MAINLY TO THUNDERSTORMS IN THE SEPTEMBER TIME FRAME THAT DROPPED RECORD RAINFALLS. THE AMOUNT OF RAINFALL FOR THE SEASON BROKE THE OLD RECORD OF 11.97 INCHES PREVIOUSLY SET IN 2008. TOTAL SNOWFALL PRECIPITATION FOR THE SEASON WAS ALSO WELL ABOVE NORMAL. THE 17.7 INCHES WAS 10.6 INCHES ABOVE THE NORMAL FOR THE PERIOD AS TWO SIGNIFICANT SYSTEMS IMPACTED THE REGION. THE AMOUNT OF SNOWFALL FOR THE SEASON RANKED AS THE TENTH HIGHEST AMOUNT. THE RECORD FOR THE PERIOD IS 24.1 INCHES WHICH WAS SET IN 1958. 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). $$