Official NWS Observations By Dr. Greg Latta, Official NWS Observer April, 2001 ------------------------------------------------------------------------ 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 4 1 2001 42 31 31 4 2 2001 48 31 31 4 3 2001 48 31 31 4 4 2001 59 30 32 4 5 2001 56 30 33 4 6 2001 65 32 56 4 7 2001 67 55 61 4 8 2001 78 42 44 4 9 2001 76 44 62 4 10 2001 82 53 53 4 11 2001 71 51 51 4 12 2001 51 48 48 4 13 2001 81 48 56 4 14 2001 67 37 38 4 15 2001 67 38 43 4 16 2001 62 39 39 4 17 2001 47 26 26 4 18 2001 40 26 26 4 19 2001 39 25 28 4 20 2001 55 28 40 4 21 2001 58 40 49 4 22 2001 70 49 64 4 23 2001 75 54 54 4 24 2001 84 54 64 4 25 2001 68 35 35 4 26 2001 56 31 33 4 27 2001 64 32 46 4 28 2001 71 39 39 4 29 2001 60 33 35 4 30 2001 65 35 39 ----------------------------------------------------------------------- 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. 0.001 inches = 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 4 1 2001 0.001 0.000 0.000 10 4 2 2001 0.001 0.001 0.000 2 4 3 2001 0.000 0.000 0.000 1 4 4 2001 0.000 0.000 0.000 2 4 5 2001 0.000 0.000 0.000 1 4 6 2001 0.000 0.000 0.000 3 4 7 2001 0.350 0.000 0.000 3 4 8 2001 0.150 0.000 0.000 45 4 9 2001 0.000 0.000 0.000 3 4 10 2001 0.450 0.000 0.000 2 4 11 2001 0.080 0.000 0.000 63 4 12 2001 0.600 0.000 0.000 45 4 13 2001 0.000 0.000 0.000 3 4 14 2001 0.000 0.000 0.000 1 4 15 2001 0.000 0.000 0.000 1 4 16 2001 0.870 0.000 0.000 61 4 17 2001 0.180 0.000 0.000 1 4 18 2001 0.020 0.400 0.001 71 4 19 2001 0.001 0.001 0.000 1 4 20 2001 0.000 0.000 0.000 3 4 21 2001 0.001 0.000 0.000 3 4 22 2001 0.000 0.000 0.000 3 4 23 2001 0.000 0.000 0.000 2 4 24 2001 0.000 0.000 0.000 3 4 25 2001 0.001 0.000 0.000 3 4 26 2001 0.000 0.000 0.000 1 4 27 2001 0.000 0.000 0.000 2 4 28 2001 0.001 0.000 0.000 1 4 29 2001 0.000 0.000 0.000 1 4 30 2001 0.000 0.000 0.000 1 Current 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 4 1 2001 1 0 0 0 0 0 4 2 2001 1 0 0 0 0 0 4 3 2001 0 0 0 0 0 0 4 4 2001 0 0 0 0 0 0 4 5 2001 0 0 0 0 0 0 4 6 2001 0 0 0 0 0 0 4 7 2001 0 0 0 0 0 0 4 8 2001 1 0 0 1 0 0 4 9 2001 1 0 0 0 0 0 4 10 2001 0 0 0 1 0 0 4 11 2001 1 0 0 1 0 0 4 12 2001 1 0 0 0 0 0 4 13 2001 1 0 0 0 0 0 4 14 2001 0 0 0 0 0 0 4 15 2001 0 0 0 0 0 0 4 16 2001 1 0 0 0 0 0 4 17 2001 0 0 0 0 0 0 4 18 2001 0 0 0 0 0 0 4 19 2001 0 0 0 0 0 0 4 20 2001 0 0 0 0 0 0 4 21 2001 0 0 0 0 0 0 4 22 2001 0 0 0 0 0 0 4 23 2001 0 0 0 0 0 0 4 24 2001 0 0 0 0 0 0 4 25 2001 0 0 0 0 0 0 4 26 2001 0 0 0 0 0 0 4 27 2001 0 0 0 0 0 0 4 28 2001 0 0 0 0 0 0 4 29 2001 0 0 0 0 0 0 4 30 2001 0 0 0 0 0 0