Official NWS Observations By Dr. Greg Latta, Official NWS Observer February, 1999 ------------------------------------------------------------------------ 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 2 1 1999 31 16 22 2 2 1999 33 22 33 2 3 1999 49 31 32 2 4 1999 47 30 35 2 5 1999 49 23 24 2 6 1999 45 23 39 2 7 1999 46 28 31 2 8 1999 36 29 30 2 9 1999 35 27 31 2 10 1999 52 31 33 2 11 1999 52 32 33 2 12 1999 57 33 49 2 13 1999 59 18 18 2 14 1999 19 15 18 2 15 1999 31 18 20 2 16 1999 51 20 38 2 17 1999 59 37 47 2 18 1999 52 30 30 2 19 1999 39 22 23 2 20 1999 38 19 19 2 21 1999 28 14 16 2 22 1999 23 7 7 2 23 1999 25 7 13 2 24 1999 27 13 16 2 25 1999 24 16 20 2 26 1999 30 20 26 2 27 1999 35 23 23 2 28 1999 40 23 32 ----------------------------------------------------------------------- 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 2 1 1999 0.000 0.000 0.000 3 2 2 1999 0.450 0.000 0.000 45 2 3 1999 0.040 0.000 0.000 1 2 4 1999 0.000 0.000 0.000 1 2 5 1999 0.090 0.200 0.001 1 2 6 1999 0.020 0.000 0.000 3 2 7 1999 0.001 0.000 0.000 3 2 8 1999 0.700 0.100 0.001 3 2 9 1999 0.000 0.000 0.000 3 2 10 1999 0.000 0.000 0.000 1 2 11 1999 0.000 0.000 0.000 1 2 12 1999 0.000 0.000 0.000 1 2 13 1999 0.040 1.100 1.000 73 2 14 1999 0.020 1.000 1.000 71 2 15 1999 0.001 0.001 0.001 1 2 16 1999 0.000 0.000 0.000 1 2 17 1999 0.001 0.000 0.000 3 2 18 1999 0.001 0.000 0.000 3 2 19 1999 0.000 0.000 0.000 3 2 20 1999 0.000 0.000 0.000 3 2 21 1999 0.010 0.800 1.000 71 2 22 1999 0.001 0.100 0.001 1 2 23 1999 0.000 0.000 0.001 3 2 24 1999 0.030 0.400 0.001 71 2 25 1999 0.010 0.500 1.000 73 2 26 1999 0.100 1.600 3.000 3 2 27 1999 0.000 0.000 1.000 1 2 28 1999 0.370 0.000 0.001 63 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 2 1 1999 0 0 0 0 0 0 2 2 1999 1 0 1 0 0 0 2 3 1999 1 0 1 0 0 0 2 4 1999 0 0 0 0 0 0 2 5 1999 0 0 0 0 0 0 2 6 1999 0 0 0 0 0 0 2 7 1999 0 0 0 0 0 0 2 8 1999 1 1 1 1 0 0 2 9 1999 0 0 0 0 0 0 2 10 1999 0 0 0 0 0 0 2 11 1999 0 0 0 0 0 0 2 12 1999 0 0 0 0 0 0 2 13 1999 0 1 0 0 0 0 2 14 1999 0 0 0 0 0 0 2 15 1999 0 0 0 0 0 0 2 16 1999 0 0 0 0 0 0 2 17 1999 0 0 0 0 0 0 2 18 1999 0 0 0 0 0 0 2 19 1999 0 0 0 0 0 0 2 20 1999 0 0 0 0 0 0 2 21 1999 0 0 0 0 0 0 2 22 1999 0 0 0 0 0 0 2 23 1999 0 0 0 0 0 0 2 24 1999 1 0 0 0 0 0 2 25 1999 1 0 0 0 0 0 2 26 1999 1 0 0 0 0 0 2 27 1999 0 0 0 0 0 0 2 28 1999 1 0 0 0 0 0