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Weather Station Notes - December 2012
December 2012:
Average
High
Low
Rainfall
Snowfall
Snow on
Peak
High
DOMINATE
Mean Tmp
Temp
Temp
or Melted
Icefall
Ground
Wind
Wind
Wind
Date
Conditions
(F)
(F)
(F)
Snow (in.)
(in.)
(in.)
(m.p.h.)
Time
Direction
1st
Mostly sunny, Cool
36.5
49
28
9
3:00 PM
ESE
2nd
Mostly cloudy, Warmer, Late PM showers (0.02"),
Breezy
41.6
56
29
0.02
11
1:30 PM
NE
3rd
Partly cloudy, Much warmer
54.0
66
43
8
11:00 AM
S
4th
Partly cloudy, Continued unseasonably warm, Breezy
58.6
71
45
15
6:00 PM
S
5th
Mostly sunny, Warm AM then declining temps, Very
Windy (31mph)
47.6
63
33
31
4:00 PM
NW
6th
Partly cloudy, Cool
31.6
42
21
8
1:30 PM
S
7th
AM showers and occasional showers (0.14"), Cloudy,
Continued cool
37.9
41
29
0.14
8
1:45 AM
ESE
8th
AM fog, Cloudy, Not as cool, PM showers (0.01")
44.6
55
37
0.01
8
1:00 PM
N
9th
Overnight rain and also periodically throughout day
(0.33"), Some fog, Cool, Breezy
45.5
48
43
0.33
11
7:15 AM
NE
10th
AM fog, Cloudy, Not quite as cool, Showers (0.10"),
Windy
49.7
53
44
0.10
26
11:45 PM
NW
11th
Increasing clouds, Cooler, windy
40.8
46
32
28
10:30 AM
NW
12th
Mostly cloudy, Much cooler
32.4
39
28
9
11:30 AM
NNW
13th
Cold AM, Sunny, Not as cool
31.0
45
21
4
11:30 AM
N
14th
Cold, AM, Sunny, Mild
32.7
52
20
8
10:15 AM
S
15th
Increasing clouds, Continued mild, Breezy
38.8
52
27
16
9:30 PM
SSE
16th
Overnight light shower (0.01"), Cloudy, Some fog,
Drizzle, Mild temps, Breezy
45.0
49
41
0.01
15
1:00 AM
SSE
17th
Cloudy, Continued mild, Late PM rain (0.24"), Breezy
45.0
50
39
0.24
14
6:15 PM
ESE
18th
AM Dense fog, Partial clearing, Continued mild, Very
Windy (30 mph)
45.1
52
38
0.01
30
12:45 PM
Wind
19th
Partly sunny, Mild temps, Windy
40.9
48
34
20
12:00 PM
NNW
20th
Cloudy, Continued mild, PM rain showers (0.26"),
Windy
37.6
48
29
0.26
25
11:00 PM
NE
21st
Overnight rain (0.42"), Mild start but then falling
temps, A few snow flurries, Windy
38.0
49
34
0.42
26
6:15 PM
WSW
22nd
Very Windy all day until evening( 34 mph), Mostly
cloudy, Cold, A few snow flurries
34.9
38
30
34
4:15 AM
W
23rd
Sunny, Not as cold, Breezy
34.6
46
26
12
1:30 PM
S
24th
Cloudy, Snow mid to late PM (2.8")(liquid content =
0.92"), Falling temps, Some fog late
29.8
37
23
0.25
2.8
2.8
8
9:45 AM
NE
25th
*WHITE CHRISTMAS*
AM
fog, Partly sunny, Not as cold, Breezy
33.9
40
31
2.0
13
10:45 PM
NE
26th
AM snow changed to sleet & frz/rain until late PM
(3.4")(liquid content=0.92"), Cold, Windy
31.0
34
28
0.92
3.4
5.0
24
9:00 AM
NE
27th
Cloudy, Continued cold, Few snow flurries, Very
Windy (30 mph)
34.1
37
32
4.0
30
10:15 AM
NW
28th
Mostly Sunny, Continued cold, Breezy
32.8
37
27
3.0
16
5:30 AM
NW
29th
Snow from early AM until early PM (2.0")(liquid
content = 0.21"), Cold, Windy
33.1
36
28
0.21
2.0
4.0
24
6:45 PM
W
30th
Mostly cloudy, Continued cold, Windy
32.5
35
26
3.0
29
4:00 PM
NW
31st
Cold AM, Mostly cloudy, Cold then rising temps late
in day (2012 ended at 40F), Breezy
30.7
40
21
2.0
12
10:45 PM
S
Average
Average
Average
Total
Total
Average
Dominate
Averages/Totals/Dominate Wind Direction ----->
38.8
47
31
2.92
8.2
17
NW
Mean Tmp
High
Low
Rainfall
Snowfall
Peak Wind
Direction
MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2012 NAME: SMBG CITY: SMITHSBURG STATE: MD ELEV: 680 ft LAT: 39° 38' 00" N LONG: 77° 36' 00" W TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 36.5 49.4 2:30p 28.5 7:30a 28.5 0.0 0.00 0.6 9.0 3:00p ESE 2 41.6 56.2 1:45p 28.8 3:00a 23.4 0.0 0.02 0.4 11.0 1:30p NE 3 54.0 66.4 12:15p 42.6 8:30a 11.2 0.1 0.00 0.3 8.0 11:00a S 4 58.6 71.3 1:30p 45.4 6:45a 7.3 0.9 0.00 1.8 15.0 6:00p S 5 47.6 62.9 12:15a 32.7 12:00m 17.4 0.0 0.00 5.5 31.0 4:00p NW 6 31.6 41.9 2:15p 21.3 8:00a 33.4 0.0 0.00 0.3 8.0 1:30p S 7 37.9 40.8 2:00p 29.1 12:15a 27.1 0.0 0.14 0.2 8.0 1:45a ESE 8 44.6 54.7 3:00p 37.3 5:00a 20.4 0.0 0.01 0.3 8.0 1:00p N 9 45.5 48.3 12:15a 43.2 4:30a 19.5 0.0 0.33 0.8 11.0 7:15a NE 10 49.7 53.5 4:00p 44.2 12:15a 15.3 0.0 0.10 0.8 26.0 11:45p NW 11 40.8 46.0 11:15a 32.4 12:00m 24.2 0.0 0.00 2.7 28.0 10:30a NW 12 32.4 38.9 12:45p 27.6 8:00a 32.6 0.0 0.00 0.1 9.0 11:30a NNW 13 31.0 45.5 3:00p 20.6 8:00a 34.0 0.0 0.00 0.0 4.0 11:30a N 14 32.7 52.0 3:15p 19.7 7:30a 32.3 0.0 0.00 0.3 8.0 10:15a S 15 38.8 52.2 2:45p 26.6 8:00a 26.2 0.0 0.00 1.0 16.0 9:30p SSE 16 45.0 48.8 12:00p 41.5 8:45a 20.0 0.0 0.01 0.7 15.0 1:00a SSE 17 45.0 50.1 3:00p 38.8 5:00a 20.0 0.0 0.24 0.5 14.0 6:15p ESE 18 45.1 51.6 11:45a 37.6 12:00m 19.9 0.0 0.01 3.7 30.0 12:45p W 19 40.9 48.5 12:30p 33.7 12:00m 24.1 0.0 0.00 1.9 20.0 12:00p NNW 20 37.6 47.6 12:00m 29.4 2:30a 27.4 0.0 0.26 2.4 25.0 11:00p NE 21 38.0 48.6 1:00a 34.3 7:15p 27.0 0.0 0.42 8.3 26.0 6:15p WSW 22 34.9 37.8 1:30p 30.0 11:30p 30.1 0.0 0.00 9.1 34.0 4:15a W 23 34.6 46.5 3:00p 26.3 6:15a 30.4 0.0 0.00 1.3 12.0 1:30p S 24 29.8 37.0 1:30p 22.9 7:00a 35.2 0.0 0.25 0.1 8.0 9:45a NE 25 33.9 40.1 2:45p 30.9 7:45a 31.1 0.0 0.00 0.4 13.0 10:45p NE 26 31.0 34.1 9:45p 27.8 11:00a 34.0 0.0 0.92 5.4 24.0 9:00a NE 27 34.1 37.2 11:45a 32.5 4:15a 30.9 0.0 0.00 6.4 30.0 10:15a NW 28 32.8 37.3 3:00p 26.7 10:15p 32.2 0.0 0.00 1.8 16.0 5:30a NW 29 33.1 36.0 6:15p 27.9 12:15a 31.9 0.0 0.21 2.4 24.0 6:45p W 30 32.5 35.0 3:15p 25.8 12:00m 32.5 0.0 0.00 6.3 29.0 4:00p NW 31 30.7 40.1 11:30p 20.8 8:00a 34.3 0.0 0.00 1.4 12.0 10:45p S ------------------------------------------------------------------------------------- 38.8 71.3 4 19.7 14 813.8 1.0 2.92 2.2 34.0 22 NW Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 18 Min <= 0.0: 0 Max Rain: 0.92 ON 12/26/12 Days of Rain: 10 (>.01 in) 8 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration
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