Preliminary Daily Summary(2011/12/1 - 2011/12/31)

Station: LAFAYETTE RGNL AP State:LA ID: 165026
Latitude: 30.20 degrees Longitude: -91.99 degrees Elevation:38 feet

Temperature PrecipitationWind(kts)  
Water
Equiv
DFN Snow/
Ice
Snow/
Depth
Avg
Spd
Res
Spd
Res
Dir
Peak
Gust
Weather
Occurrences
Obs
DayMaxMin AvgDFNDptRel Hum HDDCDD
12/01/11 66 35 51 -638 70 14 00.00 -0.170.00 0.00 1.6 1.1 156 M x 1 24
12/02/11 69 36 53 -444 74 12 00.00 -0.170.00 0.00 2.6 1.8 117 M x 2 1 24
12/03/11 78 55 67 1157 76 0 20.00 -0.170.00 0.00 6.8 5.6 13131 v 24
12/04/11 77 65 71 1564 84 0 60.27 0.100.00 0.00 6.7 6.1 161 M x 4 1 24
12/05/11 75 47 61 561 91 4 00.14 -0.03 M 0.00 8.2 1.3 262 M x 4 1 24
12/06/11 47 41 44-1241 87 21 00.02 -0.15 M 0.00 9.8 9.4 350 M x 1 24
12/07/11 47 33 40-1629 70 25 00.00 -0.170.00 0.00 8.3 7.7 328 M x 1 24
12/08/11 52 28 40-1631 b 76 b 25 00.00 -0.170.00 0.00 1.7 b 1.0 24 M x 1 22
12/09/11 57 32 45-1036 73 20 00.00 -0.170.00 0.00 3.5 3.2 29 M x 1 2 22
12/10/11 57 37 47 -834 64 18 00.00 -0.170.00 0.00 7.6 7.4 22 M x 22
12/11/11 54 39 47 -832 62 18 00.00 -0.170.00 0.00 6.5 6.4 30 M x 22
12/12/11 63 35 49 -643 84 16 00.00 -0.170.00 0.00 2.1 1.7 55 M x 1 22
12/13/11 71 49 60 554 85 5 00.00 -0.170.00 0.00 3.1 2.0 97 M x 1 2 22
12/14/11 73 57 65 1161 87 0 00.02 -0.150.00 0.00 4.2 2.5 139 M x 1 2 8 4 22
12/15/11 78 67 73 1966 88 0 80.00 -0.170.00 0.00 4.6 4.5 174 M x 1 2 22
12/16/11 70 50 60 658 93 5 00.14 -0.030.00 0.00 6.9 4.3 14 M x 1 4 22
12/17/11 62 43 53 -139 67 12 00.00 -0.180.00 0.00 8.1 8.0 11 M x 1 22
12/18/11 64 35 50 -435 64 15 00.00 -0.180.00 0.00 2.3 2.1 53 M x 22
12/19/11 71 42 57 349 71 8 00.00 -0.180.00 0.00 4.4 3.3 140 M x 22
12/20/11 73 58 66 1262 91 0 10.11 -0.070.00 0.00 4.8 3.4 184 M x 1 4 22
12/21/11 71 51 61 845 60 4 00.00 -0.180.00 0.00 4.5 3.7 352 M x 22
12/22/11 70 53 62 955 89 3 00.29 0.110.00 0.00 7.5 3.3 132 v 1 4 22
12/23/11 55 49 52 -146 82 13 00.00 -0.180.00 0.00 10.210.0 20 M x 1 22
12/24/11 56 46 51 -243 77 14 00.00 T-0.190.00 0.00 9.1 8.4 37 M x 4 22
12/25/11 53 49 51 -249 93 14 00.12 -0.070.00 0.00 6.7 6.4 33 M x 1 4 22
12/26/11 57 45 51 -251 95 14 00.70 0.51 M 0.00 4.6 3.5 271 M x 1 4 22
12/27/11 59 40 50 -340 76 15 00.00 -0.19 M 0.00 5.2 4.9 288 M x 22
12/28/11 60 34 47 -640 77 18 00.00 -0.190.00 0.00 1.7 1.4 182 M x 1 2 22
12/29/11 69 42 56 449 80 9 00.00 -0.190.00 0.00 3.4 3.2 180 M x 1 22
12/30/11 76 52 64 1257 85 1 00.00 -0.19 M M 4.5 4.4 235 M x 1 2 22
12/31/11 74 53 64 1262 95 1 00.09 -0.110.00 0.00 4.7 4.1 181 M x 2 1 4 22
Ag/Sum64.645.154.8324171.90
Norm64.544.054.3359.027.05.51
DFN0.11.10.5-35-10-3.61
Temperature Data Precipitation Data Weather Occurrences Legend
AVERAGE MONTHLY54.8TOTAL FOR THE MONTH1.901 = Fog/Mist
DEPARTURE FROM NORMAL0.5DEPARTURE FROM NORMAL-3.612 = Heavy fog
HIGHEST 78 ON 12/03GREATEST 24HR TOTAL0.703 = Drizzle
LOWEST 28 ON 12/08NUMBER OF DAYS WITH4 = Rain
NUMBER OF DAYS WITH - 0.01 INCH OR MORE PRECIP105 = Thunderstorm
MAX 32 OR BELOW0.0- 0.10 INCH OR MORE PRECIP76 = Freezing Rain
MAX 90 OR ABOVE0.0- 0.50 INCH OR MORE PRECIP17 = Snow
MIN 32 OR BELOW2.0- 1.00 INCH OR MORE PRECIP08 = Haze
MIN 0 OR BELOW0.09 = blowing snow
HEATING DEGREE DAYS(BASE 65)x = tornado
TOTAL THIS MONTH324
DEPARTURE FROM NORMAL-35 T -- traceobs -- number of hourly observations received
COOLING DEGREE DAYS(BASE 65) M -- estimated
TOTAL THIS MONTH17
DEPARTURE FROM NORMAL-10values use Daily Normals calculated by SRCC