JANUARY 25TH - 27TH OF 1998 MARKS THE 20TH ANNIVERSARY OF THE BLIZZARD
OF 1978.
ON JANUARY 25TH - 27TH OF 1978...A LARGE STORM SYSTEM RACED ACROSS THE
OHIO VALLEY REGION AND TRACKED ACROSS CENTRAL OHIO. THIS DEEP LOW
PRESSURE SYSTEM PRODUCED PRESSURE READINGS AROUND 28.50 INCHES OF
MERCURY ACROSS MUCH OF THE REGION...COLUMBUS RECORDED A RECORD LOW
PRESSURE OF 28.47 INCHES OF MERCURY ON JANUARY 26TH. CLEVELAND
AIRPORT HAD A READING OF 28.28 INCHES. NO READING THIS LOW HAD EVER
BEEN REACHED ON THE UNITED STATES MAINLAND BEFORE THIS TIME EXCEPT IN
HURRICANES.
ACROSS WESTERN AND SOUTHWESTERN SECTIONS OF OHIO...THIS STORM SYSTEM
WAS A MAJOR PRODUCER OF SNOW WITH DAYTON RECEIVING ALMOST 13 INCHES
AND CINCINNATI NEARLY 7 INCHES DURING THIS TIME PERIOD. WHILE ACROSS
CENTRAL OHIO...THE PRECIPITATION FROM THIS STORM BEGAN AS RAIN AND
CHANGED OVER TO SNOW...WHICH RESULTED IN LESSER AMOUNTS ACROSS THIS
REGION. WIND GUSTS ASSOCIATED WITH THE BLIZZARD WERE AS HIGH AS 69
MPH AT THE PORT COLUMBUS AIRPORT. THE RESULT OF THESE STRONG WINDS
WAS THE SIGNIFICANT BLOWING AND DRIFTING OF SNOW ACROSS MUCH OF THE
REGION.
FOR DAYTON IN PARTICULAR...THIS STORM WILL GO DOWN IN THE RECORD BOOKS
AS PRODUCING THE GREATEST SNOWFALL IN A 24 PERIOD WITH 12.2 INCHES ON
JANUARY 26TH AND THE GREATEST SNOWFALL FROM A SINGLE STORM WITH 12.9
INCHES ON JANUARY 26TH - 27TH OF 1978.
THE MONTH OF JANUARY OF 1978 WAS A COLD AND SNOWY MONTH FOR THE DAYTON
AREA. THE MONTHLY SNOWFALL TOTAL WAS 40.2 INCHES...WHICH IS THE
HIGHEST AMOUNT OF SNOW FOR ANY MONTH. THE RECORD FOR THE GREATEST
AMOUNT OF SNOW FOR A SEASON WAS ALSO BROKEN WITH THE 1977-1978
SEASONAL TOTAL OF 62.7 INCHES. THE MAXIMUM SNOW DEPTH EVER RECORDED
AT DAYTON WAS JUST BEFORE THE BLIZZARD WITH 24 INCHES ON JANUARY 20TH
AND 21TH OF 1978. THE LAST OF THE SNOW FROM THIS BLIZZARD MELTED AWAY
ON MAY 5TH IN NORTHWEST OHIO.
SNOWFALL
------------
TOP FIVE SNOWFALL AMOUNTS IN A 24 HOUR PERIOD
---------------------------------------------
AMOUNT DATE
-------- ------
12.2 INCHES JANUARY 26 1978
11.3 INCHES MARCH 22-23 1938
10.0 INCHES NOVEMBER 25-26 1950
9.0 INCHES FEBRUARY 21 1912
8.9 INCHES JANUARY 16-17 1994
TOP FIVE SNOWFALL AMOUNTS FOR A MONTH
-------------------------------------
AMOUNT DATE
-------- ------
40.2 INCHES JANUARY 1978
31.6 INCHES FEBRUARY 1910
26.9 INCHES MARCH 1906
24.6 INCHES JANUARY 1996
24.4 INCHES JANUARY 1918
TOP FIVE SNOWFALL AMOUNTS FOR A SEASON
--------------------------------------
AMOUNT DATE
-------- ------
62.7 INCHES 1977-1978
54.7 INCHES 1950-1951
50.3 INCHES 1909-1910
44.8 INCHES 1963-1964
43.2 INCHES 1993-1994
TEMPERATURE
---------------
TOP FIVE COLDEST JANUARYS
-------------------------
TEMPERATURE YEAR
------------- ------
11.6 DEGREES 1977
15.0 DEGREES 1918
17.4 DEGREES 1940
18.4 DEGREES 1912
18.7 DEGREES 1978
TOP FIVE COLDEST WINTER SEASONS (DEC-JAN-FEB)
---------------------------------------------
TEMPERATURE YEAR
------------- ------
21.5 DEGREES 1977-1978
21.8 DEGREES 1976-1977
22.9 DEGREES 1962-1963
23.0 DEGREES 1917-1918
24.2 DEGREES 1903-1904
WHAT IS A BLIZZARD? A BLIZZARD IS DEFINED AS THE FOLLOWING CONDITIONS
LASTING FOR 3 HOURS OR LONGER. (1) WIND SPEEDS OF 35 MILES AN HOUR OR
MORE, (2) CONSIDERABLE FALLING AND/OR BLOWING SNOW (THE VISIBILITY
MUST FREQUENTLY BE BELOW 1/4 MILE) AND (3) GENERALLY TEMPERATURES OF
20 DEGREES FAHRENHEIT OR LOWER. A SEVERE BLIZZARD HAS (1) WIND SPEEDS
OF 45 MILES PER HOUR OR MORE, (2) A GREAT DENSITY OF FALLING AND/OR
BLOWING SNOW (VISIBILITY FREQUENTLY NEAR ZERO) AND (3) TEMPERATURES OF
10 DEGREES FAHRENHEIT OR LOWER. THE 1978 STORM WAS A SEVERE BLIZZARD.