Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waxing Gibbous 87%

14:16

04:32

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:17, Set: 16:45, Transit: 12:01. Moon - Rise: 14:16, Set: 04:32. Civil Dark: 17:16 - 06:46. Nautical Dark: 17:51 - 06:11. Astro Dark: 18:25 - 05:37

Total Clouds (% Sky Obscured)

94
98
98
98
98
98
99
98
98
100
100
100
98
97
95
99
100
100
98
98
99
98
91
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
53
91
97
99
100
99
98
96
95
99
100
99
98
98
99
98
91
95

Medium Clouds (% Sky Obscured)

81
97
92
93
95
96
98
98
95
96
91
39
27
45
1
0
87
100
94
94
84
81
12
1

High Clouds (% Sky Obscured)

87
88
95
95
96
93
95
27
0
0
0
31
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
10
10
10
10
10
10
10
10
10
10
9
8
8
6
7
8
9
9
8
7
8
8
8

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

0
2
0
1
1
1
1
1
2
2
2
2
3
3
3
7
8
12
15
16
12
9
8
5

Precipitation Amount (mm)

0
0.03
0
0.05
0.02
0.03
0.03
0.04
0.07
0.06
0.03
0.05
0.06
0.07
0.06
0.06
0.06
0.08
0.11
0.14
0.16
0.12
0.08
0.05

Wind Speed/Direction (mph)

2
3
4
5
6
6
6
6
6
5
5
5
5
5
6
6
7
7
6
6
6
5
6
8

Chance of Frost

Temperature (°C)

-10
-9
-8
-8
-7
-7
-8
-8
-9
-8
-8
-8
-7
-6
-5
-3
-2
-0
1
1
1
0
-0
-1

Feels Like (°C)

-10
-12
-12
-12
-12
-12
-12
-13
-13
-13
-12
-11
-11
-9
-9
-7
-5
-4
-3
-2
-2
-3
-4
-5

Dew Point (°C)

-17
-17
-17
-17
-16
-16
-15
-14
-14
-13
-12
-10
-9
-8
-6
-5
-4
-3
-3
-2
-2
-2
-3
-4

Relative Humidity (%)

57
54
51
49
48
49
55
62
67
71
75
80
84
86
87
86
82
79
79
79
80
83
83
83

Pressure (mb)

1027
1026
1026
1025
1024
1023
1023
1022
1021
1020
1020
1019
1019
1019
1019
1018
1017
1016
1015
1015
1015
1016
1016
1017

Ozone (du)

306
309
311
314
317
319
320
321
322
323
324
326
328
331
333
334
336
336
333
329
326
325
325
326

Friday 18

Waxing Gibbous 94%

15:13

05:40

20 Bad
21 Bad
22 Bad
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Good
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:17, Set: 16:46, Transit: 12:01. Moon - Rise: 15:13, Set: 05:40. Civil Dark: 17:17 - 06:46. Nautical Dark: 17:52 - 06:11. Astro Dark: 18:26 - 05:37

Total Clouds (% Sky Obscured)

95
65
59
45
63
73
93
99
95
27
11
70
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
63
54
45
59
70
90
99
90
24
9
4
1
0
0
0
0
0
0
4
16
54
27
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
35
95
91
98
99
98
98
97
100
100
100
100
99

High Clouds (% Sky Obscured)

65
4
10
2
6
9
27
23
54
3
2
67
75
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
8
7
8
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
4
2

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow

Precipitation Probability (%)

2
1
1
1
1
1
1
1
1
1
0
0
0
1
1
1
2
2
2
4
7
10
11
12

Precipitation Amount (mm)

0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0.01
0.01
0.01
0.03
0.04
0.08
0.19
0.32
0.42
0.53
0.68

Wind Speed/Direction (mph)

7
7
8
8
7
7
6
6
5
5
5
5
5
5
5
4
4
3
3
4
4
5
5
6

Chance of Frost

Temperature (°C)

-1
-2
-3
-4
-5
-6
-8
-9
-10
-12
-13
-14
-14
-14
-13
-12
-10
-10
-10
-10
-10
-10
-10
-11

Feels Like (°C)

-5
-6
-7
-8
-10
-11
-13
-14
-15
-16
-18
-19
-19
-19
-18
-16
-14
-13
-13
-14
-14
-14
-15
-16

Dew Point (°C)

-4
-5
-6
-8
-9
-10
-12
-13
-15
-16
-17
-18
-18
-19
-19
-19
-18
-17
-17
-16
-15
-15
-15
-15

Relative Humidity (%)

81
78
76
75
75
74
73
71
70
70
70
71
70
66
61
56
54
53
57
63
66
67
68
68

Pressure (mb)

1018
1019
1020
1021
1021
1022
1023
1024
1025
1026
1027
1028
1029
1029
1030
1029
1028
1027
1027
1027
1026
1026
1025
1025

Ozone (du)

326
326
326
326
325
324
324
324
324
325
325
327
329
332
334
332
329
326
324
322
319
315
309
305

Saturday 19

Waxing Gibbous 98%

16:19

06:43

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:16, Set: 16:47, Transit: 12:02. Moon - Rise: 16:19, Set: 06:43. Civil Dark: 17:18 - 06:45. Nautical Dark: 17:53 - 06:10. Astro Dark: 18:27 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
56
95
90
91
94
92
84
93
95
98
98
98
99
98
97
95
92
92
92
92
92
92
98

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
91
92
92
92
92
92
92
82

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
57

ISS Passover

Visibility (miles)

2
2
3
2
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
2
3
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

17
20
22
22
25
27
28
27
26
26
26
26
25
30
28
27
27
26
18
13
9
9
6
5

Precipitation Amount (mm)

0.91
1.27
1.69
2.1
2.58
2.91
2.79
2.44
2.16
2.09
2.12
2.16
2.1
2.01
1.92
1.89
1.88
1.63
0.98
0.39
0.13
0.05
0.02
0.01

Wind Speed/Direction (mph)

7
7
8
8
9
9
10
10
11
11
11
11
11
11
11
11
11
11
11
12
13
13
14
14

Chance of Frost

Temperature (°C)

-10
-10
-10
-10
-11
-11
-11
-11
-11
-10
-10
-10
-11
-11
-12
-12
-12
-12
-12
-13
-13
-14
-15
-17

Feels Like (°C)

-16
-16
-16
-17
-17
-18
-18
-18
-18
-17
-17
-17
-18
-19
-19
-20
-19
-20
-20
-21
-22
-23
-25
-27

Dew Point (°C)

-15
-15
-14
-14
-14
-14
-14
-15
-14
-14
-14
-13
-13
-14
-14
-14
-14
-15
-15
-17
-18
-19
-21
-22

Relative Humidity (%)

69
70
72
73
74
74
74
73
73
73
74
77
79
81
82
82
81
79
77
73
69
64
62
61

Pressure (mb)

1024
1023
1022
1020
1019
1017
1015
1013
1011
1010
1008
1007
1006
1006
1005
1004
1004
1004
1004
1004
1005
1006
1007
1008

Ozone (du)

303
303
303
302
301
301
302
304
306
305
303
303
303
304
306
308
312
316
321
327
333
338
343
346

Sunday 20

Waxing Gibbous 100%

17:33

07:38

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK

Sun - Rise: 07:15, Set: 16:49, Transit: 12:02. Moon - Rise: 17:33, Set: 07:38. Civil Dark: 17:20 - 06:44. Nautical Dark: 17:54 - 06:10. Astro Dark: 18:28 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
91
91
91
91
91
91
99
99
99
99
99
99
91
91
91
91
91
91
1

Low Clouds (% Sky Obscured)

98
98
98
98
98
91
91
91
91
91
91
99
99
99
99
99
99
6
6
6
6
6
6
0

Medium Clouds (% Sky Obscured)

82
82
82
82
82
0
0
0
0
0
0
84
84
84
84
84
84
91
91
91
91
91
91
0

High Clouds (% Sky Obscured)

57
57
57
57
57
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
8
9
9
9
9
9
9
9
9
8
8
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
4
3
2
2
2
2
2
2
2
2
3
3
3
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.01
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.03
0.01
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
14
14
14
14
14
14
14
14
13
10
10
11
12
13
13
13
13
12
11
10
9

Chance of Frost

Temperature (°C)

-17
-17
-18
-18
-18
-18
-18
-18
-19
-19
-20
-20
-20
-20
-19
-18
-17
-16
-15
-14
-14
-15
-16
-16

Feels Like (°C)

-27
-28
-28
-29
-29
-29
-29
-29
-29
-30
-31
-31
-30
-29
-29
-28
-27
-26
-24
-23
-23
-23
-24
-24

Dew Point (°C)

-23
-24
-24
-25
-25
-25
-25
-25
-26
-26
-27
-27
-28
-27
-27
-26
-25
-24
-24
-24
-24
-24
-25
-25

Relative Humidity (%)

59
58
57
57
57
56
55
55
55
54
54
55
50
50
51
51
51
49
46
43
42
43
45
46

Pressure (mb)

1009
1010
1011
1012
1012
1013
1010
1011
1012
1013
1014
1015
1017
1018
1019
1019
1020
1020
1021
1022
1023
1024
1025
1027

Ozone (du)

345
343
342
346
352
359
365
372
378
385
392
398
403
408
411
414
416
416
411
405
399
395
391
386

Monday 21

Full Moon 98%

18:50

08:25

20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Good
08 OK
09 OK
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Bad

Sun - Rise: 07:15, Set: 16:50, Transit: 12:02. Moon - Rise: 18:50, Set: 08:25. Civil Dark: 17:21 - 06:44. Nautical Dark: 17:56 - 06:09. Astro Dark: 18:29 - 05:35

Total Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
14
14
14
14
14
14
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
9
64

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
7
7
7
7
7
62

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.06
0.04
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
7
6
6
5
4
4
4
3
3
3
3
3
3
3
3
3
3
4
4
5
5

Chance of Frost

Temperature (°C)

-17
-17
-18
-19
-19
-20
-20
-21
-21
-22
-23
-22
-20
-17
-15
-12
-10
-8
-7
-5
-5
-5
-6
-7

Feels Like (°C)

-25
-25
-26
-26
-26
-26
-26
-26
-27
-27
-28
-27
-25
-21
-18
-12
-10
-8
-7
-8
-8
-8
-10
-11

Dew Point (°C)

-26
-26
-26
-27
-27
-27
-28
-28
-28
-28
-28
-28
-26
-24
-21
-19
-17
-15
-14
-13
-13
-12
-12
-12

Relative Humidity (%)

47
47
48
49
49
50
52
54
56
57
60
61
59
58
57
57
58
57
56
54
54
55
61
67

Pressure (mb)

1027
1028
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1031
1030
1028
1027
1026
1025
1024
1024
1024
1024

Ozone (du)

377
366
359
360
364
365
361
355
349
343
338
334
330
327
324
319
315
310
306
302
299
299
299
300

Tuesday 22

Waning Gibbous 94%

20:06

09:05

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:14, Set: 16:51, Transit: 12:03. Moon - Rise: 20:06, Set: 09:05. Civil Dark: 17:22 - 06:43. Nautical Dark: 17:57 - 06:08. Astro Dark: 18:30 - 05:35

Total Clouds (% Sky Obscured)

80
80
80
80
80
100
100
100
100
100
100
99
99
99
99
99
99
82
82
82
82
82
82
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
93
93
93
93
93
93
4
4
4
4
4
4
93

Medium Clouds (% Sky Obscured)

64
64
64
64
64
89
89
89
89
89
89
95
95
95
95
95
95
82
82
82
82
82
82
100

High Clouds (% Sky Obscured)

62
62
62
62
62
100
100
100
100
100
100
93
93
93
93
93
93
0
0
0
0
0
0
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
4
1
0
0
0
0
0
0
0
0
0
3
8
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Snow
None

Precipitation Probability (%)

0
0
0
0
2
2
2
1
1
4
12
25
42
51
56
70
63
49
43
39
36
25
11
5

Precipitation Amount (mm)

0
0
0
0
0.01
0.02
0.01
0.01
0.01
0.04
0.21
0.45
0.63
0.78
0.86
0.87
0.81
0.73
0.59
0.45
0.34
0.27
0.21
0.16

Wind Speed/Direction (mph)

5
5
5
5
6
6
5
5
5
6
6
7
7
6
6
6
7
7
6
6
6
6
6
11

Chance of Frost

Temperature (°C)

-7
-7
-6
-6
-5
-5
-4
-5
-4
-3
-1
0
1
1
1
2
3
4
4
5
5
4
3
1

Feels Like (°C)

-11
-11
-10
-10
-9
-8
-8
-8
-8
-6
-4
-3
-2
-2
-2
-1
-0
1
2
3
3
2
-0
-3

Dew Point (°C)

-12
-11
-11
-10
-9
-8
-8
-8
-7
-6
-4
-2
-1
-1
-0
0
1
2
2
2
2
1
-1
-3

Relative Humidity (%)

69
70
72
74
77
78
78
78
78
79
80
83
85
88
92
92
90
87
85
85
82
78
76
74

Pressure (mb)

1023
1023
1023
1022
1021
1020
1019
1018
1018
1017
1017
1016
1016
1015
1014
1013
1012
1011
1011
1011
1011
1011
1012
1013

Ozone (du)

300
301
301
302
303
304
306
308
310
311
311
310
310
309
309
309
309
310
312
314
315
314
311
310

Wednesday 23

Waning Gibbous 86%

20:06

09:40

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:13, Set: 16:53, Transit: 12:03. Moon - Rise: 20:06, Set: 09:40. Civil Dark: 17:23 - 06:42. Nautical Dark: 17:58 - 06:08. Astro Dark: 18:32 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
82
82
82
82
82
82
100

Low Clouds (% Sky Obscured)

93
93
93
93
93
65
65
65
65
65
65
71
71
71
71
71
71
82
82
82
82
82
82
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
0
0
0
0
0
0
4

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Snow
Snow
Snow

Precipitation Probability (%)

4
3
3
3
4
5
6
7
8
8
8
6
6
7
7
7
7
7
8
11
15
11
8
6

Precipitation Amount (mm)

0.11
0.08
0.09
0.15
0.27
0.4
0.54
0.68
0.83
1.01
1.18
1.28
1.22
1.07
1
1.12
1.32
1.39
1.16
0.84
0.65
0.69
0.82
0.78

Wind Speed/Direction (mph)

11
11
11
10
7
10
7
5
3
3
4
4
4
5
5
5
6
6
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

0
-0
-1
-1
-2
-2
-3
-4
-5
-5
-5
-6
-6
-6
-5
-4
-3
-2
0
2
3
3
1
-1

Feels Like (°C)

-4
-5
-6
-6
-6
-8
-8
-8
-7
-7
-8
-9
-9
-9
-9
-8
-7
-5
-3
-1
0
-0
-3
-6

Dew Point (°C)

-4
-4
-5
-5
-6
-6
-7
-7
-8
-8
-8
-8
-8
-8
-7
-7
-6
-5
-4
-3
-2
-3
-5
-6

Relative Humidity (%)

73
73
74
74
74
74
75
77
78
79
82
84
85
86
86
85
81
78
74
71
67
66
67
69

Pressure (mb)

1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1011
1009
1008
1007
1006
1005
1006
1006
1007

Ozone (du)

311
312
313
315
316
317
317
317
316
315
313
312
310
309
309
310
313
318
325
335
344
349
354
357

Forecast for Londonderry, Windham County, US (43.20,-72.77)

Generated: 17/01/19 20:09:23. Forecast: 17/01/19 to 23/01/19. Timezone: UTC-5.00