…UPDATE TO VARIOUS SNOW RECORDS AT THE DES MOINES AIRPORT…
…DES MOINES APPROACHING SOME TEMPERATURE RECORDS AS WELL…
GIVEN THE AMPLE SNOWFALL THIS WINTER SEASON…DES MOINES IS CLOSE TO OR HAS BROKEN NUMEROUS RECORDS REGARDING SNOW…SNOWFALL AND SNOW DEPTH.
CONSECUTIVE DAYS OF SNOW DEPTH…THIS IS JUST THE NUMBER OF DAYS THE SNOW DEPTH HAS BEEN AT OR EXCEEDED A GIVEN VALUE FOR CONSECUTIVE DAYS. SNOW DEPTH RECORDS AT DES MOINES GO BACK TO 1921. THE FOLLOWING DATA ARE VALID THROUGH MARCH 1ST UNLESS OTHERWISE NOTED.
SNOW DEPTH         CONSECUTIVE DAYS          CURRENT TOTAL
1″ OR MORE           99 (2000-01)               85 DAYS
2″ OR MORE           94 (2000-01)               85 DAYS
3″ OR MORE           91 (2000-01)               84 DAYS
4″ OR MORE           84 (ONGOING)   NEW RECORD (OLD 61 DAYS IN 1979)
5″ OR MORE           83 (ONGOING)   NEW RECORD (OLD 54 DAYS IN 1961-62)
6″ OR MORE           54 (1961-62)               36 DAYS
7″ OR MORE           46 (1979)                  36 DAYS
8″ OR MORE           43 (1982)                  36 DAYS
9″ OR MORE           38 (1936)                  36 DAYS
10″ OR MORE          35 (1960)                  24 DAYS
11″ OR MORE          29 (1960)                  22 DAYS
12″ OR MORE          27 (1960)                  22 DAYS
13″ OR MORE          21 (ONGOING)   NEW RECORD (OLD 14 DAYS IN 1936)
14″ OR MORE          14 (2010)      NEW RECORD (OLD 12 DAYS IN 1962)
NON CONSECUTIVE DAYS OF SNOW DEPTH…THIS IS THE NUMBER OF DAYS THE SNOW DEPTH HAS BEEN AT OR EXCEEDED A GIVEN VALUE REGARDLESS IF THE SNOW DEPTH OCCURRED ON CONSECUTIVE DAYS OR NOT. IN OTHER WORDS…IT IS JUST THE TOTAL NUMBER OF TIMES THIS SNOW DEPTH HAS BEEN OBSERVED DURING THE SEASON. SNOW DEPTH RECORDS AT DES MOINES GO BACK TO 1921. THE FOLLOWING DATA ARE VALID THROUGH MARCH 1ST UNLESS OTHERWISE NOTED.
SNOW DEPTH     NON CONSECUTIVE DAYS          CURRENT TOTAL
1″ OR MORE         106 (2000-2001)              85 DAYS
2″ OR MORE         101 (2000-2001)              85 DAYS
3″ OR MORE          94 (2000-2001)              84 DAYS
4″ OR MORE          90 (2000-2001)              84 DAYS
5″ OR MORE          83 (ONGOING)    NEW RECORD (OLD 80 DAYS IN 2000-01)
6″ OR MORE          82 (ONGOING)    NEW RECORD (OLD 79 DAYS IN 1961-62)
7″ OR MORE          81 (ONGOING)    NEW RECORD (OLD 70 DAYS IN 1961-62)
8″ OR MORE          77 (ONGOING)    NEW RECORD (OLD 56 DAYS IN 1961-62)
9″ OR MORE          73 (ONGOING)    NEW RECORD (OLD 49 DAYS IN 1960)
10″ OR MORE         58 (ONGOING)    NEW RECORD (OLD 42 DAYS IN 1960)
11″ OR MORE         43 (ONGOING)    NEW RECORD (OLD 31 DAYS IN 1960)
12″ OR MORE         35 (ONGOING)    NEW RECORD (OLD 29 DAYS IN 1960)
13″ OR MORE         31 (ONGOING)    NEW RECORD (OLD 22 DAYS IN 1961-62)
14″ OR MORE         27 (ONGOING)    NEW RECORD (OLD 17 DAYS IN 1961-62)
15″ OR MORE         19 (ONGOING)    NEW RECORD (OLD 13 DAYS IN 1961-62)
16″ OR MORE         12 (ONGOING)    NEW RECORD (OLD  8 DAYS IN 1942)
MOST SNOWFALL IN A WINTER SEASON (JULY-JUNE). THE CURRENT TOTAL IS VALID THROUGH FEBRUARY 28TH.
1.  72.0 INCHES IN 1911-12
2.  70.9 INCHES IN 1885-86
3.  64.1 INCHES IN 1961-62
4.  62.9 INCHES IN 1981-82
5.  62.3 INCHES IN 2009-10
6.  59.7 INCHES IN 1974-75
7.  58.5 INCHES IN 2007-08
8.  58.4 INCHES IN 2003-04
9.  58.2 INCHES IN 1959-60
10. 57.8 INCHES IN 1904-05
MOST SNOWFALL SEASON TO DATE. IN OTHER WORDS…THE MOST SNOWFALL SINCE JULY OF THE PRIOR YEAR THROUGH FEBRUARY 28TH IN ANY GIVEN SEASON.
1. 62.3 INCHES IN 2009-10
2. 54.6 INCHES IN 1885-86
3. 53.0 INCHES IN 1904-05
3. 52.6 INCHES IN 2007-08
5. 52.1 INCHES IN 1961-62
AVERAGE SNOW DEPTH FOR THE ENTIRE SNOW SEASON TO THIS POINT (OCTOBER 1ST THROUGH FEBRUARY 28TH). THE SNOW YEAR ACTUALLY BEGINS JULY 1ST BUT NO APPRECIABLE SNOW DEPTH HAS BEEN RECORDED PRIOR TO OCTOBER. SNOW DEPTH RECORDS AT DES MOINES GO BACK TO 1921.
1. 6.3 INCHES IN 2009-10
2. 4.6 INCHES IN 2000-01
3. 4.3 INCHES IN 1978-79
   4.3 INCHES IN 1961-62
5. 3.8 INCHES IN 1935-36
TOTAL NUMBER OF DAYS IN THE WINTER SEASON ON WHICH AT LEAST AN INCH OF NEW SNOW HAS FALLEN. THE CURRENT TOTAL IS VALID THROUGH FEBRUARY 28TH.
1. 21 DAYS IN 1981-82
   21 DAYS IN 1885-86
3. 20 DAYS IN 2009-10
   20 DAYS IN 1974-75
5. 19 DAYS IN 1959-60
   19 DAYS IN 1886-87
IN ADDITION TO THE MULTIPLE SNOWFALL AND SNOW DEPTH RECORDS BEING APPROACHED OR BROKEN AT DES MOINES THIS WINTER…A FEW TEMPERATURE RECORDS ARE ALSO IN JEOPARDY. WHILE THE WINTER HAS NOT SEEN MUCH EXTREME COLD IT HAS BEEN NOTED FOR ITS LACK OF A SIGNIFICANT HEAT SPELL OR THAW. FOLLOWING ARE THE RECORDS FOR CONSECUTIVE DAYS ON
WHICH THE TEMPERATURE HAS NOT REACHED 45 DEGREES OR HIGHER. THE CURRENT TOTAL IS VALID THROUGH FEBRUARY 28TH.
1. 96 DAYS IN 2000-01
2. 93 DAYS IN 1968-69
3. 90 DAYS IN 1977-78
4. 89 DAYS IN 2009-10
5. 87 DAYS IN 1882-83