Official NWS Observations By Dr. Greg Latta, Official NWS Observer December, 1998 ------------------------------------------------------------------------ Temperatures: TMax = Maximum temperature between 7 A.M. the previous day and 7 A.M. on the day indicated. TMin = Minimum temperature between 7 A.M. the previous day and 7 A.M. on the day indicated. TCur = Current temperature at 7 A.M. on the day indicated. All temperatures are in degrees Fahrenheit Month Day Year TMax TMin TCur 12 1 1998 67 44 48 12 2 1998 52 38 39 12 3 1998 63 37 55 12 4 1998 62 54 56 12 5 1998 59 54 54 12 6 1998 67 51 58 12 7 1998 69 57 64 12 8 1998 64 47 47 12 9 1998 53 29 29 12 10 1998 41 25 27 12 11 1998 44 27 31 12 12 1998 41 28 28 12 13 1998 42 28 36 12 14 1998 43 27 28 12 15 1998 40 24 25 12 16 1998 51 25 33 12 17 1998 47 31 31 12 18 1998 34 22 23 12 19 1998 35 21 33 12 20 1998 45 31 41 12 21 1998 46 38 38 12 22 1998 63 33 33 12 23 1998 33 8 9 12 24 1998 19 9 19 12 25 1998 25 8 9 12 26 1998 27 8 13 12 27 1998 34 12 19 12 28 1998 40 19 35 12 29 1998 36 29 29 12 30 1998 33 13 13 12 31 1998 15 8 10 ----------------------------------------------------------------------- Precipitation Amounts and Current Weather: RainEq = Rain or rain equivalent of melted snow, sleet, or ice. SnowEtc = Amount of snowfall between 7 A.M. the previous day and 7 A.M. on the day indicated. SnowOnGround = Total average amount of snow on the ground at 7 A.M. on the day indicated. All precipitation amounts are in inches. "T" = Trace Current Weather = Current weather at 7 A.M. on the day indicated. See the chart below for a list of weather codes and their meanings. If more than one code applies the higher code is always used. Month Day Year RainEq SnowEtc SnowOnGround Current X.XX X.X X Weather 12 1 1998 0.00 0.0 0 1 12 2 1998 0.00 0.0 0 1 12 3 1998 0.00 0.0 0 3 12 4 1998 T 0.0 0 61 12 5 1998 T 0.0 0 2 12 6 1998 T 0.0 0 2 12 7 1998 0.00 0.0 0 3 12 8 1998 0.01 0.0 0 51 12 9 1998 0.25 0.0 0 1 12 10 1998 0.00 0.0 0 2 12 11 1998 0.00 0.0 0 3 12 12 1998 0.00 0.0 0 2 12 13 1998 0.00 0.0 0 3 12 14 1998 0.03 0.0 0 1 12 15 1998 0.00 0.0 0 1 12 16 1998 0.00 0.0 0 1 12 17 1998 T T T 68 12 18 1998 0.05 1.0 1 3 12 19 1998 0.00 0.0 T 2 12 20 1998 0.00 0.0 0 3 12 21 1998 T 0.0 0 1 12 22 1998 0.09 0.0 0 51 12 23 1998 T 0.1 T 2 12 24 1998 0.01 0.1 T 3 12 25 1998 0.00 0.0 0 1 12 26 1998 0.00 0.0 0 1 12 27 1998 0.00 0.0 0 1 12 28 1998 0.00 0.0 0 3 12 29 1998 0.12 0.9 1 45 12 30 1998 0.05 0.9 2 73 12 31 1998 0.02 0.3 2 3 Weather codes: 01 Clear Sky (few or no clouds) 02 Partly Cloudy 03 Mostly Cloudy/Cloudy (little or no blue sky or stars) 04 Smoke (resulting from forest fires) 05 Haze 07 Dust and/or Sand raised by the wind 10 Light fog (visibility greater than 1/2 mile) 13 Lightning (with no thunder heard) 17 Thunderstorm (with no rain or snow) 45 Fog (visibility less than 1/2 mile) 51 Drizzle (light) 53 Drizzle (moderate) 55 Drizzle (heavy) 61 Rain (light) 63 Rain (moderate) 65 Rain (heavy) 66 Rain (freezing) 68 Rain and Snow Mixed 71 Snow (light) 73 Snow (moderate) 75 Snow (heavy) 79 Sleet 80 Rain Showers 83 Mixed Showers of Rain and Snow 85 Snow Showers (light) 86 Snow Showers (moderate or heavy) 89 Hail (no thunder heard) 93 Thunderstorm with Rain 94 Thunderstorm with Snow 95 Thunderstorm with Rain and Snow 96 Thunderstorm with hail smaller than dime sized 97 Thunderstorm with heavy rain and/or heavy snow 99 Thunderstorm with hail larger than a dime ----------------------------------------------------------------------- Other Observations: A "1" indicates that the condition occurred somewhere between 7 A.M. the previous day and 7 A.M. on the day indicated. Month Day Year Fog Ice Glaze Thunder Hail Damaging Pellets Winds 12 1 1998 0 0 0 0 0 0 12 2 1998 0 0 0 0 0 0 12 3 1998 0 0 0 0 0 0 12 4 1998 0 0 0 0 0 0 12 5 1998 0 0 0 0 0 0 12 6 1998 0 0 0 0 0 0 12 7 1998 0 0 0 0 0 0 12 8 1998 0 0 0 0 0 0 12 9 1998 0 0 0 0 0 0 12 10 1998 0 0 0 0 0 0 12 11 1998 0 0 0 0 0 0 12 12 1998 0 0 0 0 0 0 12 13 1998 0 0 0 0 0 0 12 14 1998 0 0 0 0 0 0 12 15 1998 0 0 0 0 0 0 12 16 1998 0 0 0 0 0 0 12 17 1998 0 0 0 0 0 0 12 18 1998 0 0 0 0 0 0 12 19 1998 0 0 0 0 0 0 12 20 1998 0 0 0 0 0 0 12 21 1998 0 0 0 0 0 0 12 22 1998 0 0 0 0 0 0 12 23 1998 0 0 0 0 0 0 12 24 1998 0 0 0 0 0 0 12 25 1998 0 0 0 0 0 0 12 26 1998 0 0 0 0 0 0 12 27 1998 0 0 0 0 0 0 12 28 1998 0 0 0 0 0 0 12 29 1998 1 0 0 0 0 0 12 30 1998 1 0 0 0 0 0 12 31 1998 0 0 0 0 0 0