Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 63%

12:09

02:12

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

Sun - Rise: 07:53, Set: 16:42, Transit: 12:18. Moon - Rise: 12:09, Set: 02:12. Civil Dark: 17:16 - 07:20. Nautical Dark: 17:53 - 06:43. Astro Dark: 18:29 - 06:07

Total Clouds (% Sky Obscured)

25
20
2
5
0
0
0
0
0
0
3
0
11
17
70
60
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
3
0
2
2
9
2
1
1
0
0
64
95
88
100

High Clouds (% Sky Obscured)

19
8
2
5
0
0
0
0
0
0
0
0
11
15
63
52
100
100
100
100
100
100
99
100

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
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
0
0

Wind Speed/Direction (mph)

17
17
14
14
13
13
12
12
11
11
10
9
7
3
3
3
2
2
3
2
2
2
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-11
-9
-9
-8
-8
-8
-9
-9
-9
-8
-9
-8
-8
-9
-9
-9
-11
-11
-11
-11
-11
-10
-9

Dew Point (°C)

-15
-15
-15
-14
-14
-14
-14
-13
-13
-12
-12
-12
-11
-10
-10
-9
-9
-9
-9
-9
-9
-9
-9
-9

Relative Humidity (%)

50
46
43
43
42
44
45
50
52
54
56
60
63
77
79
85
87
88
85
87
88
88
87
79

Pressure (mb)

1008
1008
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

353
346
345
350
357
362
359
355
355
355
353
349
342
340
339
339
339
338
343
347
343
343
338
335

Monday 29

Waxing Gibbous 74%

12:32

03:33

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
04 Bad
05 Bad
06 OK
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:54, Set: 16:43, Transit: 12:18. Moon - Rise: 12:32, Set: 03:33. Civil Dark: 17:17 - 07:20. Nautical Dark: 17:54 - 06:43. Astro Dark: 18:29 - 06:07

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
77
98
58
37
35
86
64

Low Clouds (% Sky Obscured)

0
0
0
89
89
92
94
98
100
100
100
100
100
100
100
95
94
71
97
49
29
26
86
60

Medium Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
100
93
99
96
87
92
66
100
100
68
46
29
0
0
0
0

High Clouds (% Sky Obscured)

85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
25
3
11
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
7
9
6
5
6
0
0
0
0
0
6
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
1
0
9
0
0
0

Precipitation Type

None
None
None
None
Light Rain
Frozen rai
Frozen rai
Frozen rai
Light Rain
Frozen rai
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
4
37
95
95
95
95
95
90
82
82
93
95
95
95
95
52
29
9
3
16
9
31

Precipitation Amount (mm)

0
0
0
0
0.8
1.6
1.6
0.8
0.4
0.2
0
0
0.4
0.6
1.8
1.9
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
5
6
7
8
10
12
14
16
17
17
17
15
11
10
7
10
12
11
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
67
65
74
84
89
92
92
94
96
96
96
96
96
98
96
98
93
82
77
78
78
75

Pressure (mb)

1009
1009
1008
1006
1006
1005
1003
1002
1000
998
996
995
993
991
988
986
985
984
984
984
985
986
987
988

Ozone (du)

337
336
334
331
328
322
318
312
309
309
309
312
314
312
311
309
310
316
325
334
341
344
349
364

Tuesday 30

Waxing Gibbous 84%

13:01

04:57

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:54, Set: 16:44, Transit: 12:19. Moon - Rise: 13:01, Set: 04:57. Civil Dark: 17:17 - 07:20. Nautical Dark: 17:54 - 06:43. Astro Dark: 18:30 - 06:08

Total Clouds (% Sky Obscured)

96
89
99
100
95
100
94
99
96
96
100
95
95
70
54
90
95
86
80
66
53
46
64
79

Low Clouds (% Sky Obscured)

96
89
99
100
95
100
94
99
94
94
100
91
93
55
41
85
95
86
78
66
53
46
63
53

Medium Clouds (% Sky Obscured)

0
0
0
1
0
1
2
19
30
6
72
51
17
42
0
56
63
20
27
1
0
0
20
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
13
0
1
29
1
0
0
4
3
2
0
0
0
0
31
61

ISS Passover

Visibility (miles)

2
7
7
7
1
9
1
0
8
0
0
7
5
7
9
9
7
9
9
8
9
8
0
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
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
None
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
33
39
44
42
30
37
39
48
49
39
37
43
17
13
25
19
19
19
18
17
25
18
9

Precipitation Amount (mm)

0
0
0
0.1
0.1
0
0.2
0.2
0.3
0.3
0.1
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-5
-6
-6
-6
-7
-7
-8
-9
-9
-8
-9
-9
-10
-10
-10
-11
-12
-12
-12
-12
-12
-13
-12

Dew Point (°C)

-3
-4
-4
-5
-4
-6
-5
-5
-7
-5
-5
-8
-7
-8
-10
-10
-9
-10
-11
-11
-11
-10
-9
-11

Relative Humidity (%)

77
73
73
70
77
71
79
86
76
87
87
75
84
76
69
70
74
73
73
74
74
77
87
73

Pressure (mb)

988
988
988
987
988
989
989
990
991
992
992
993
994
994
995
995
996
997
998
999
1000
1001
1002
1003

Ozone (du)

356
347
348
350
345
350
361
377
392
391
401
409
425
436
443
442
436
434
428
415
412
402
400
402

Wednesday 31

Waxing Gibbous 92%

13:39

06:19

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:54, Set: 16:45, Transit: 12:19. Moon - Rise: 13:39, Set: 06:19. Civil Dark: 17:18 - 07:20. Nautical Dark: 17:55 - 06:43. Astro Dark: 18:31 - 06:08

Total Clouds (% Sky Obscured)

87
98
95
93
94
84
96
96
71
95
94
93
92
94
97
100
100
100
98
99
100
100
100
99

Low Clouds (% Sky Obscured)

48
76
81
85
64
65
84
80
35
47
19
78
76
81
87
68
96
94
87
83
83
86
84
81

Medium Clouds (% Sky Obscured)

63
92
86
78
80
60
58
59
59
88
85
54
60
85
93
100
100
100
91
86
100
100
93
98

High Clouds (% Sky Obscured)

87
61
31
0
0
0
0
0
0
0
0
0
0
33
67
100
100
100
98
68
36
4
2
1

ISS Passover

Visibility (miles)

9
9
4
6
9
9
9
0
7
9
9
9
9
4
1
9
9
9
9
7
6
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

7
12
17
6
7
11
17
21
21
6
11
12
21
36
44
50
55
56
54
52
64
69
52
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.1
0.1
0.3
0.5
0.2
0.2

Wind Speed/Direction (mph)

9
8
8
9
8
7
5
3
4
5
6
6
6
6
7
8
8
8
8
8
9
7
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-9
-9
-9
-7
-7
-6
-7
-7
-6
-7
-7
-6
-7
-6
-6
-5
-5
-5
-5
-5
-4
-7
-6

Dew Point (°C)

-11
-11
-8
-9
-10
-9
-8
-5
-4
-4
-4
-4
-4
-4
-2
-3
-3
-3
-3
-3
-2
-1
-3
-3

Relative Humidity (%)

65
65
76
63
56
60
69
91
92
94
91
87
86
91
94
86
83
83
84
84
91
98
91
92

Pressure (mb)

1004
1005
1004
1004
1004
1005
1005
1005
1005
1006
1006
1005
1005
1005
1004
1003
1003
1003
1002
1002
1002
1002
1003
1003

Ozone (du)

408
411
407
399
402
413
402
398
395
394
398
398
392
386
382
379
373
372
372
375
373
370
367
369

Thursday 1

Waxing Gibbous 97%

14:31

07:31

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
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 Bad

Sun - Rise: 07:54, Set: 16:46, Transit: 12:20. Moon - Rise: 14:31, Set: 07:31. Civil Dark: 17:19 - 07:20. Nautical Dark: 17:56 - 06:43. Astro Dark: 18:32 - 06:08

Total Clouds (% Sky Obscured)

99
99
100
100
100
99
99
94
87
78
72
66
61
64
67
71
69
64
59
55
46
35
45
57

Low Clouds (% Sky Obscured)

78
82
89
91
90
91
90
89
85
77
71
66
59
64
67
71
67
62
58
42
22
1
12
26

Medium Clouds (% Sky Obscured)

32
66
40
33
99
99
98
87
66
1
1
0
0
0
0
0
0
0
1
21
39
35
45
52

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4
14
20

ISS Passover

Visibility (miles)

0
1
4
8
7
2
0
1
9
9
9
6
3
0
3
6
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
25
28
27
30
42
51
26
13
2
8
9
9
7
6
6
6
5
1
3
3
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-2
-1
-1
-1
-2
-3
-4
-5
-5
-6
-7
-8
-8
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-10

Feels Like (°C)

-5
-4
-5
-5
-6
-6
-7
-9
-9
-11
-11
-11
-12
-12
-12
-12
-12
-14
-13
-13
-13
-14
-14
-14

Dew Point (°C)

-3
-4
-5
-6
-6
-6
-5
-6
-8
-10
-10
-11
-10
-11
-11
-12
-12
-12
-12
-13
-13
-13
-13
-13

Relative Humidity (%)

87
83
77
70
75
79
92
87
79
77
77
80
85
88
88
88
88
88
88
88
88
86
85
77

Pressure (mb)

1004
1004
1004
1003
1003
1004
1004
1005
1005
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

368
361
360
364
368
374
379
383
388
396
403
407
410
413
408
402
397
399
401
403
397
391
385
373

Friday 2

Waxing Gibbous 100%

15:37

08:28

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

Sun - Rise: 07:54, Set: 16:47, Transit: 12:20. Moon - Rise: 15:37, Set: 08:28. Civil Dark: 17:20 - 07:20. Nautical Dark: 17:57 - 06:43. Astro Dark: 18:32 - 06:08

Total Clouds (% Sky Obscured)

73
79
83
87
69
51
37
23
11
0
23
45
68
67
67
66
68
69
72
60
49
35
31
28

Low Clouds (% Sky Obscured)

48
67
81
87
69
51
37
23
11
0
18
36
55
58
62
66
44
22
0
0
0
0
8
16

Medium Clouds (% Sky Obscured)

50
42
29
19
17
15
14
12
11
0
23
33
42
33
33
40
54
69
72
60
49
35
26
13

High Clouds (% Sky Obscured)

22
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
6
3
0
3
6
9
9
9
9
9
9
9
9
9
9
6
3
0
2
5
7
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
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
Snow
None
None
None
None
None

Precipitation Probability (%)

2
15
31
43
47
44
28
26
20
7
5
3
0
3
4
5
22
31
38
36
30
19
11
5

Precipitation Amount (mm)

0
0
0
0.1
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-12
-10
-8
-9
-9
-10
-10
-10
-10
-11
-11
-11
-10
-10
-10
-9
-9
-8
-9
-9
-10
-11

Relative Humidity (%)

68
63
70
79
87
85
82
80
83
88
92
92
92
90
87
83
83
85
89
92
94
94
94
80

Pressure (mb)

1010
1011
1010
1009
1008
1008
1007
1007
1008
1008
1008
1008
1008
1007
1007
1007
1006
1007
1007
1007
1007
1007
1008
1008

Ozone (du)

360
348
347
347
346
345
343
342
345
348
351
352
354
355
357
359
361
369
377
385
386
387
389
390

Saturday 3

Full Moon 99%

16:55

09:11

10 OK
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:53, Set: 16:48, Transit: 12:21. Moon - Rise: 16:55, Set: 09:11. Civil Dark: 17:21 - 07:20. Nautical Dark: 17:58 - 06:43. Astro Dark: 18:33 - 06:08

Total Clouds (% Sky Obscured)

24
25
28
34
54
71
88
92
96
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
25
28
31
40
53
66
58
49
40
35
31
30
52
76
97

Medium Clouds (% Sky Obscured)

0
0
1
2
13
25
37
46
56
68
80
91
100
93
86
81

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
34
90
91

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
7
5
4
5
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

1
2
3
1
11
17
19
27
29
28
33
32
20
30
30
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-5
-5
-4
-4
-4
-5
-6
-6
-6
-6
-6
-6
-6
-6
-7

Feels Like (°C)

-12
-11
-10
-9
-8
-7
-7
-7
-8
-8
-8
-10
-9
-10
-9
-10

Dew Point (°C)

-12
-12
-12
-11
-10
-10
-8
-7
-7
-7
-7
-7
-7
-8
-9
-9

Relative Humidity (%)

66
56
58
58
59
66
77
89
89
92
96
90
87
84
82
80

Pressure (mb)

1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010

Ozone (du)

391
392
391
390
388
390
392
394
395
397
398
400
403
405
404
402

Forecast for St. Croix, Canada (44.95,-64.04)

Generated: 28/12/25 09:18:00. Forecast: 28/12/25 to 03/01/26. Timezone: UTC-4.00