Climatological Report (Annual)
Issued by NWS Omaha/Valley, NE
Issued by NWS Omaha/Valley, NE
989 CXUS53 KOAX 091757 CLAOFK CLIMATE REPORT NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 152 PM CST FRI JAN 01 2021 ................................... ...THE NORFOLK NE CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1888 TO 2020 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 99 07/18 LOWEST -10 02/20 AVG. MAXIMUM 63.0 60.6 2.4 AVG. MINIMUM 38.9 37.9 1.0 MEAN 50.9 49.3 1.6 DAYS MAX >= 90 46 DAYS MAX <= 32 29 DAYS MIN <= 32 159 149.1 9.9 DAYS MIN <= 0 10 PRECIPITATION (INCHES) TOTALS 18.70 27.41 -8.71 DAYS >= .01 88 DAYS >= .10 44 DAYS >= .50 10 DAYS >= 1.00 4 GREATEST 24 HR. TOTAL 1.44 STORM TOTAL MM (MM/DD(HH)) SNOWFALL (INCHES) TOTALS 33.1 30.5 2.6 DAYS >= TRACE 43 DAYS >= 1.0 10 GREATEST SNOW DEPTH 7 12/30 24 HR TOTAL 7.5 12/29 TO 12/29 STORM TOTAL MM (MM/DD(HH)) DEGREE DAYS HEATING TOTAL 6174 6642 -468 COOLING TOTAL 1133 915 218 ................................................ WIND (MPH) HIGHEST WIND SPEED/DIRECTION 47/330 DATE 12/23 HIGHEST GUST SPEED/DIRECTION 66/310 DATE 12/23 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 39 MIXED PRECIP 0 HEAVY RAIN 24 RAIN 32 LIGHT RAIN 93 FREEZING RAIN 3 LT FREEZING RAIN 6 HAIL 0 HEAVY SNOW 4 SNOW 10 LIGHT SNOW 41 SLEET 0 FOG 123 FOG W/VIS <= 1/4 MILE 13 HAZE 57 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. >= INDICATES GREATER THAN OR EQUAL TO. <= INDICATES LESS THAN OR EQUAL TO. ........................................2020..................................... PERIOD OF RECORD 1893 TO 2020 (128 YEARS) RECORDS FALLING WITHIN THE TOP 20 ARE LISTED .................................................................................. ............................2020 ANNUAL STATISTICS................................ 13TH WARMEST YEAR ON RECORD: 53.0 DEGREES 12TH DRIEST YEAR ON RECORD: 18.70 INCHES ..............................2020 SEASONAL RECORDS............................... APRIL 16TH: SNOWFALL OF 0.6 INCHES - 18TH LATEST LAST SNOWFALL OF THE SEASON OCTOBER 18TH: SNOWFALL OF 0.1 INCHES - 16TH EARLIEST FIRST SNOWFALL OF THE SEASON 17TH WARMEST WINTER ON RECORD: 27.5 INCHES (DECEMBER 2019 - FEBRUARY 2020) 12TH WARMEST SUMMER ON RECORD: 75.7 DEGREES (JUNE 2020 - AUGUST 2020) 5TH DRIEST SUMMER ON RECORD: 5.11 INCHES (JUNE 2020 - AUGUST 2020) 15TH SNOWIEST FALL ON RECORD: 8.6 INCHES (SEPTEMBER 2020 - NOVEMBER 2020) ..................................MONTHLY RECORDS................................. FEBRUARY: 11TH DRIEST AND 16TH SNOWIEST MARCH: 11TH WETTEST APRIL 2ND DRIEST JUNE: 5TH WARMEST AND 3RD DRIEST OCTOBER: 10TH COLDEST AND 4TH SNOWIEST NOVEMBER: 11TH WARMEST DECEMBER: 12TH WARMEST .............................2020 MONTHLY STATISTICS.............................. TEMPERATURE PRECIPITATION MONTH AVG. DEPART. MAX MIN TOTAL DEPART. SNOW/SLEET DEPART. TSTORM DAYS JAN 24.3 1.7 46 -8 0.99 0.40 6.4 0.0 0 FEB 29.2 2.4 66 -10 0.15 -0.61 1.5 -4.0 0 MAR 40.9 3.5 73 13 3.01 1.24 5.2 0.1 1 APR 47.5 -2.1 83 14 0.21 -2.44 1.9 -0.7 1 MAY 58.3 -2.2 89 32 4.60 0.67 0 0 4 JUN 75.8 5.6 97 50 0.65 -3.61 0 0 7 JUL 76.8 1.8 99 56 2.52 -0.80 0 0 14 AUG 74.5 1.7 98 49 1.94 -1.31 0 0 8 SEP 64.0 0.2 96 36 1.61 -1.08 0 TRACE 2 OCT 47.0 -4.0 87 14 0.56 -1.51 4.6 3.8 1 NOV 42.1 5.7 83 10 1.96 0.59 4.0 -0.1 1 DEC 31.0 6.7 62 1 0.50 -0.25 9.5 3.5 0 YEAR 50.9 1.6 99 -10 18.70 -8.71 33.1 2.6 39 ..................................2020 DEGREE DAYS................................ MONTH HEATING DEPART. COOLING DEPART. JAN 1254 -62 0 0 FEB 1032 -39 0 0 MAR 740 -116 0 0 APR 517 43 0 -12 MAY 226 36 23 -36 JUN 1 -29 330 144 JUL 0 -4 375 61 AUG 3 -9 305 50 SEP 108 -18 85 -5 OCT 566 123 14 5 NOV 681 -179 1 1 DEC 1046 -215 0 0 YEAR 6174 -215 1133 218 ..................................2020 WIND / SLP................................. WIND GUST SEA LEVEL PRESSURE MONTH MAX MAX MIN JAN 51 30.89 29.35 FEB 48 30.89 29.54 MAR 57 30.71 29.40 APR 55 30.36 29.59 MAY 58 30.42 29.61 JUN 61 30.26 29.48 JUL 59 30.16 29.65 AUG 48 30.20 29.54 SEP 45 30.44 29.53 OCT 57 30.56 29.44 NOV 59 30.57 29.42 DEC 66 30.47 29.32 YEAR 66 30.89 29.32 YEAR AVE. 55 30.49 29.49 .................................2020 DAILY RECORDS.............................. DATE RECORD READING PREVIOUS RECORD MARCH 8 RECORD HIGH 73 73 IN 1977 APRIL 10 RECORD LOW 17 17 IN 1921 APRIL 15 RECORD LOW 16 18 IN 1905 APRIL 16 RECORD SNOWFALL 0.6 0.5 IN 1919 OCTOBER 24 RECORD LOW 14 24 IN 1926 OCTOBER 25 RECORD LOW 17 17 IN 1942 OCTOBER 25 RECORD SNOWFALL 3.7 2.7 IN 1997 NOVEMBER 3 RECORD HIGH 83 81 IN 1909 NOVEMBER 10 RECORD RAINFALL 0.61 0.39 IN 2012 NOVEMBER 10 RECORD SNOWFALL 4.0 3.9 IN 1998 NOVEMBER 19 RECORD HIGH 73 73 IN 1989 DECEMBER 29 RECORD SNOWFALL 7.5 3.0 IN 1907 .................................................................................. GRAPHICAL CLIMATE SUMMARIES WILL BE AVAILABLE SOON AT: WWW.WEATHER.GOV/OAX/CLIMATESUMMARY .................................................................................. $$ HB $$