Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 11%

04:53

14:05

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

Sun - Rise: 07:57, Set: 16:42, Transit: 12:20. Moon - Rise: 04:53, Set: 14:05. Civil Dark: 17:16 - 07:24. Nautical Dark: 17:54 - 06:46. Astro Dark: 18:30 - 06:10

Total Clouds (% Sky Obscured)

17
14
10
9
1
0
2
8
28
28
27
26
12
40
35
30
91
85
100
100
100
98
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
28
28
27
26
8
1
1
0
1
43
100
99
100
90
92
95

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
1
0
0
0
0
1
1
2
29
20
47
42
74
85
76
54
81
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
0
2
0
5
0
40
35
30
38
74
100
91
100
80
82
46

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
0
0
0
0
0
0
4
6
0
4
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
10
8
10
9
9
9
11
11
11
11
12
10
10
10
9
8
9
10
16
19
20
21

Chance of Frost

Temperature (°C)

-10
-10
-10
-10
-8
-8
-7
-6
-5
-4
-3
-3
-3
-3
-3
-2
-2
-2
-1
0
2
3
3
3

Feels Like (°C)

-14
-14
-13
-13
-11
-11
-10
-9
-7
-7
-7
-6
-6
-6
-7
-7
-6
-5
-5
-5
-4
-5
-4
-4

Dew Point (°C)

-14
-14
-14
-14
-12
-12
-12
-12
-11
-10
-10
-9
-8
-7
-6
-6
-6
-5
-4
-3
-3
-3
-2
-2

Relative Humidity (%)

73
73
75
75
75
71
66
62
62
61
60
62
65
75
76
75
76
79
81
77
69
67
68
67

Pressure (mb)

1014
1015
1016
1017
1018
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1017
1016
1015
1015
1014

Ozone (du)

310
333
368
389
390
398
393
392
386
385
378
370
355
344
332
320
311
294
286
284
275
268
264
263

Wednesday 17

Waning Crescent 6%

05:59

14:34

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
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 Bad
02 OK
03 Bad

Sun - Rise: 07:58, Set: 16:43, Transit: 12:20. Moon - Rise: 05:59, Set: 14:34. Civil Dark: 17:17 - 07:24. Nautical Dark: 17:54 - 06:47. Astro Dark: 18:30 - 06:11

Total Clouds (% Sky Obscured)

97
98
99
100
100
100
97
96
100
98
97
99
100
100
100
100
100
90
85
71
17
64
32
69

Low Clouds (% Sky Obscured)

86
86
90
88
93
96
80
75
84
72
86
93
94
100
86
91
75
71
58
46
17
20
32
65

Medium Clouds (% Sky Obscured)

66
49
65
77
55
72
36
28
24
49
45
70
88
68
30
100
100
71
58
4
0
55
3
0

High Clouds (% Sky Obscured)

27
57
61
100
100
100
64
66
90
82
70
66
100
51
96
100
95
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
9

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 (%)

2
2
5
9
2
2
11
0
1
0
3
9
4
8
7
13
53
52
11
0
0
1
1
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

21
21
22
22
23
23
23
24
26
25
25
24
23
22
22
19
19
15
15
17
18
17
16
15

Chance of Frost

Temperature (°C)

4
4
4
5
5
5
5
5
6
6
6
6
6
6
6
6
5
3
3
3
3
3
2
2

Feels Like (°C)

-4
-4
-3
-3
-2
-2
-2
-2
-2
-3
-2
-1
-1
-1
-1
-1
-1
-2
-2
-2
-3
-2
-4
-3

Dew Point (°C)

-1
0
0
1
2
2
2
2
2
2
2
3
3
3
3
3
2
1
2
1
1
-0
-1
-1

Relative Humidity (%)

72
76
76
78
79
80
80
79
78
78
78
78
81
79
81
81
80
83
94
86
85
82
79
79

Pressure (mb)

1013
1012
1012
1011
1010
1009
1009
1009
1007
1006
1005
1005
1004
1004
1003
1003
1004
1004
1005
1006
1007
1009
1010
1013

Ozone (du)

261
260
260
261
260
261
264
267
266
266
266
266
267
273
275
282
286
294
299
301
313
319
328
332

Thursday 18

Waning Crescent 2%

07:04

15:11

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

Sun - Rise: 07:59, Set: 16:43, Transit: 12:21. Moon - Rise: 07:04, Set: 15:11. Civil Dark: 17:17 - 07:25. Nautical Dark: 17:54 - 06:47. Astro Dark: 18:30 - 06:11

Total Clouds (% Sky Obscured)

62
26
3
55
32
55
7
55
62
52
49
55
57
100
80
99
97
98
97
99
97
90
92
95

Low Clouds (% Sky Obscured)

57
26
3
0
0
0
0
0
0
0
22
38
40
38
52
66
54
74
88
81
67
64
65
78

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
3
10
3
5
19
5
28
28
40
43
25
24
36
49
41
75
82

High Clouds (% Sky Obscured)

0
0
0
45
32
55
3
50
55
47
36
21
28
100
73
97
25
25
30
91
30
33
46
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
12
10
8
6
5
8
9
12
11
12
15
16
19
19
20
20
20
20
19
17
17
15
15

Chance of Frost

Temperature (°C)

1
1
-0
-1
-1
-0
1
1
2
3
3
4
4
5
5
6
6
6
6
7
7
7
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
70
67
65
67
70
65
59
56
55
60
68
68
72
71
71
74
81
85
84
87
88
88
90

Pressure (mb)

1015
1017
1019
1021
1022
1023
1024
1025
1025
1024
1024
1024
1024
1023
1023
1023
1022
1021
1020
1020
1019
1018
1018
1017

Ozone (du)

334
333
323
318
317
319
316
316
315
315
316
316
316
314
313
309
307
305
305
306
306
307
306
304

Friday 19

New Moon 0%

08:03

15:57

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:59, Set: 16:43, Transit: 12:21. Moon - Rise: 08:03, Set: 15:57. Civil Dark: 17:17 - 07:25. Nautical Dark: 17:55 - 06:48. Astro Dark: 18:31 - 06:12

Total Clouds (% Sky Obscured)

99
97
94
91
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
66
36

Low Clouds (% Sky Obscured)

84
79
84
85
82
77
71
71
70
70
77
83
90
93
97
100
100
100
100
85
67
51
33
21

Medium Clouds (% Sky Obscured)

85
84
76
72
78
70
85
90
95
100
100
100
100
100
99
100
100
97
100
72
38
19
1
0

High Clouds (% Sky Obscured)

81
60
41
12
42
71
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
57
27

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

3
3
5
11
43
49
59
76
67
64
95
95
95
95
95
95
95
95
95
95
94
51
45
25

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.5
0.4
0.4
1
2
2
2.5
2.2
2.3
2.6
3
3.4
0.5
0.2
0
0
0

Wind Speed/Direction (mph)

15
15
14
13
13
14
16
18
19
19
20
21
22
23
24
25
27
25
24
23
21
18
17
17

Chance of Frost

Temperature (°C)

8
9
9
9
9
10
10
11
11
12
12
12
12
12
12
12
12
12
11
10
9
8
7
6

Feels Like (°C)

3
3
4
4
4
4
5
5
6
5
6
7
5
4
4
4
4
4
5
6
4
3
2
1

Dew Point (°C)

7
7
7
8
8
9
9
10
10
10
11
11
11
10
11
11
11
11
11
10
9
6
4
2

Relative Humidity (%)

88
88
90
91
91
93
90
90
93
90
89
95
93
86
90
92
92
92
96
96
95
87
85
78

Pressure (mb)

1016
1016
1015
1014
1013
1012
1011
1009
1007
1005
1003
1001
998
997
994
993
991
990
989
988
987
988
988
989

Ozone (du)

301
299
299
297
297
295
297
299
298
296
296
299
303
305
307
311
314
319
320
321
327
335
351
359

Saturday 20

Waxing Crescent 1%

08:55

16:53

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

Sun - Rise: 08:00, Set: 16:44, Transit: 12:22. Moon - Rise: 08:55, Set: 16:53. Civil Dark: 17:18 - 07:26. Nautical Dark: 17:55 - 06:48. Astro Dark: 18:31 - 06:12

Total Clouds (% Sky Obscured)

10
38
64
86
81
77
49
45
43
40
27
13
3
53
63
90
78
71
56
60
65
77
66
57

Low Clouds (% Sky Obscured)

10
36
56
77
75
73
49
45
43
40
27
13
0
0
0
0
5
11
17
12
12
14
10
10

Medium Clouds (% Sky Obscured)

0
3
4
5
2
1
0
0
0
0
0
0
3
53
63
74
77
71
56
60
65
77
66
57

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
40
0
24
8
3
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7

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 (%)

27
30
22
18
22
12
3
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
9
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

19
20
21
22
23
24
24
25
24
25
23
21
20
19
18
18
17
16
15
14
14
14
14
13

Chance of Frost

Temperature (°C)

4
3
2
1
-1
-2
-3
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3

Feels Like (°C)

-1
-2
-5
-7
-9
-10
-11
-10
-10
-9
-8
-8
-7
-7
-8
-7
-7
-7
-8
-8
-8
-9
-9
-7

Dew Point (°C)

1
3
-3
-5
-6
-8
-10
-12
-12
-12
-12
-12
-11
-11
-11
-12
-12
-12
-12
-12
-12
-11
-10
-8

Relative Humidity (%)

76
96
72
66
66
65
57
54
52
50
50
50
52
50
50
49
50
50
49
49
52
55
58
67

Pressure (mb)

990
991
992
994
996
998
1000
1002
1003
1004
1004
1006
1007
1009
1010
1012
1013
1014
1014
1015
1015
1015
1016
1015

Ozone (du)

363
367
368
354
354
349
351
352
353
353
352
348
346
349
350
344
342
340
339
337
336
335
333
331

Sunday 21

Waxing Crescent 3%

09:38

17:57

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:00, Set: 16:44, Transit: 12:22. Moon - Rise: 09:38, Set: 17:57. Civil Dark: 17:18 - 07:26. Nautical Dark: 17:56 - 06:49. Astro Dark: 18:32 - 06:13

Total Clouds (% Sky Obscured)

47
55
65
74
82
90
99
99
100
100
100
100
100
100
100
100
100
100
100
98
96
94
95
95

Low Clouds (% Sky Obscured)

10
10
10
5
5
5
5
37
68
100
97
94
91
91
91
90
93
97
100
89
79
68
58
47

Medium Clouds (% Sky Obscured)

47
55
65
74
82
84
83
88
92
100
100
100
100
100
100
100
84
65
50
42
40
39
48
56

High Clouds (% Sky Obscured)

0
2
3
5
35
66
96
96
97
97
96
100
100
100
100
100
100
100
100
86
72
58
65
71

ISS Passover

Visibility (miles)

4
1
1
1
1
1
1
1
1
0
0
3
6
9
9
9
9
9
9
9
7
5
3
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
Snow
Snow
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

23
41
57
65
74
88
95
95
95
95
91
83
78
81
83
83
71
57
38
31
25
24
30
34

Precipitation Amount (mm)

0
0.1
0.3
0.3
0.4
0.6
0.7
0.7
0.7
0.6
0.5
0.4
0.4
0.5
0.5
0.6
0.4
0.3
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
12
12
12
11
11
11
8
7
6
6
7
9
9
9
10
8
7
6
4
3
4
6

Chance of Frost

Temperature (°C)

-3
-3
-2
-2
-1
-1
1
1
1
1
0
-1
-1
-1
-0
0
0
0
1
1
1
1
1
1

Feels Like (°C)

-8
-8
-9
-9
-8
-6
-7
-7
-6
-5
-5
-6
-5
-4
-4
-4
-3
-4
-3
-2
-2
-2
-2
-3

Dew Point (°C)

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

Relative Humidity (%)

75
84
87
91
94
94
94
96
96
96
96
96
92
92
87
83
78
80
81
81
84
84
88
88

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1013
1012
1011
1010
1010
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007

Ozone (du)

329
326
325
323
322
324
326
328
330
332
334
338
341
345
347
350
352
351
351
350
354
357
361
364

Monday 22

Waxing Crescent 7%

10:12

19:05

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 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good

Sun - Rise: 08:01, Set: 16:45, Transit: 12:23. Moon - Rise: 10:12, Set: 19:05. Civil Dark: 17:19 - 07:27. Nautical Dark: 17:56 - 06:49. Astro Dark: 18:32 - 06:13

Total Clouds (% Sky Obscured)

96
77
58
40
58
79
100
89
78
71
67
58
48
32
17
2
3
6
8
10
11
13

Low Clouds (% Sky Obscured)

36
37
38
38
58
79
99
89
78
71
67
58
46
32
16
1
3
5
8
9
11
13

Medium Clouds (% Sky Obscured)

65
52
40
19
16
20
24
19
15
4
3
2
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

77
51
26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
1
2
3
4
5
5
5
7
8
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

36
35
31
25
25
24
24
21
18
14
10
6
1
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
11
12
12
12
13
14
15
15
15
16
16
16
17
17
17
18
17
16
15
14
13

Chance of Frost

Temperature (°C)

0
-0
-1
-1
-1
-1
-1
-1
-2
-3
-3
-4
-5
-6
-7
-7
-8
-8
-8
-9
-9
-9

Feels Like (°C)

-3
-3
-3
-3
-4
-6
-6
-7
-7
-8
-9
-10
-10
-11
-11
-11
-11
-13
-13
-13
-13
-13

Dew Point (°C)

-1
-2
-2
-3
-3
-4
-4
-4
-6
-7
-8
-9
-10
-12
-13
-13
-14
-14
-14
-15
-15
-15

Relative Humidity (%)

89
89
87
87
86
83
81
78
75
72
69
68
67
66
63
60
59
59
61
61
61
60

Pressure (mb)

1007
1007
1008
1008
1009
1010
1010
1011
1012
1012
1013
1014
1015
1016
1017
1018
1019
1019
1019
1019
1020
1020

Ozone (du)

367
370
368
367
365
366
367
368
368
368
368
373
378
383
385
388
390
393
396
399
401
402

Forecast for Saint John, Saint John County, Canada (45.27,-66.06)

Generated: 16/12/25 04:43:56. Forecast: 16/12/25 to 22/12/25. Timezone: UTC-4.00