National Weather Service United States Department of Commerce

Storms in the Plains; Heat Wave to Begin in the Northern Tier

A slow moving weather system will bring potential for scattered strong to severe storms with damaging wind and hail with areas of locally heavy rain in the South and Central Plains through Monday. A heat wave is expected to begin across the Northern Plains, Upper Midwest, and northern Great Basin with temperatures reaching over 20 degrees above normal in some areas. Read More >

                                  TRI-CITIES TN
                            DAILY NORMALS AND RECORDS
                                    FEBRUARY

      MAX   MIN   AVG   HDD   CDD    PCPN    REC HIGH     REC LOW     REC PCPN

 1     48    27    37    28     0    0.13    70  1988     4  1980    1.56 1985
 2     48    27    37    28     0    0.13    71  1989     0  1971    1.22 1974
 3     48    27    38    27     0    0.13    74  1989    -4  1965    1.17 2016
 4     48    27    38    27     0    0.13    68  1986    -9  1996    1.76 1943
 5     49    27    38    27     0    0.13    71  2008   -15  1996    1.43 2020

 6     49    28    38    27     0    0.13    68  1991     0  1996    2.60 2020
 7     49    28    38    27     0    0.13    76  2019     0  1978    0.97 2018
 8     49    28    38    26     0    0.13    70  2001     6  1984    0.62 2017
 9     49    28    39    26     0    0.13    70  2001     1  1995    2.48 1994
 10    50    28    39    26     0    0.14    73  1939     1  1979    1.66 1946

 11    50    28    39    26     0    0.13    76  1965     4  1955    1.42 2018
 12    50    29    39    26     0    0.14    74  2017    -1  1981    0.97 1948
 13    50    29    40    25     0    0.13    72  1961    -2  1955    1.62 1991
 14    51    29    40    25     0    0.14    75  1950     3  1971    1.09 1946
 15    51    29    40    25     0    0.14    76  1954     1  1960    1.26 1964

 16    51    29    40    25     0    0.14    72  1954     3  1958    1.44 1990
 17    51    30    40    24     0    0.15    71  2011    -3  1958    1.75 1944
 18    52    30    41    24     0    0.14    70  1948    -5  1958    1.31 1991
 19    52    30    41    24     0    0.15    78  1939    -5  1958    0.95 1999
 20    52    30    41    24     0    0.14    79  2018   -13  2015    1.06 1967

 21    53    31    42    24     0    0.14    82  2018     7  1958    0.96 1993
 22    53    31    42    23     0    0.14    80  2018     3  1963    1.85 2003
 23    53    31    42    23     0    0.14    80  2018     6  1978    1.83 2019
 24    53    31    42    23     0    0.13    77  2017     4  1967    1.17 2011
 25    54    31    42    22     0    0.14    74  2000    -1  1967    1.78 1961

 26    54    32    43    22     0    0.14    80  1977     4  1967    1.14 1958
 27    54    32    43    22     0    0.13    74  1996     2  1963    1.02 1987
 28    55    32    43    22     0    0.14    76  2021    12  1947    1.68 2011
 29    55    32    43    22     0 9999.00    74  1976    13  1964    0.63 1952

 MO   50.9  29.2    40  699     0    3.81    82  2018   -15  1996    2.60 2020

 DATE OF OCCURANCE IN MONTH                       (21)         (5)          (6)