Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 31

Waxing Gibbous 99%

14:09

07:18

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

Sun - Rise: 07:34, Set: 16:26, Transit: 12:00. Moon - Rise: 14:09, Set: 07:18. Civil Dark: 17:05 - 06:56. Nautical Dark: 17:48 - 06:13. Astro Dark: 18:29 - 05:32

Total Clouds (% Sky Obscured)

73
40
33
23
27
25
18
16
12
9
8
4
2
3
5
14
12
16
17
13
10
7
12
12

Low Clouds (% Sky Obscured)

32
20
14
5
13
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
8
11

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

29
31
32
23
23
25
18
16
12
9
8
4
2
3
4
14
12
16
17
13
9
6
4
3

ISS Passover

Visibility (miles)

5
8
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)

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

Chance of Frost

Temperature (°C)

-15
-15
-15
-16
-15
-14
-13
-12
-12
-11
-11
-12
-13
-13
-13
-14
-14
-15
-15
-15
-16
-16
-16
-17

Feels Like (°C)

-21
-21
-21
-21
-21
-20
-19
-18
-17
-16
-16
-17
-18
-18
-18
-19
-19
-19
-20
-20
-20
-20
-20
-21

Dew Point (°C)

-17
-17
-17
-18
-17
-17
-16
-16
-16
-15
-15
-15
-15
-16
-16
-16
-16
-17
-17
-18
-18
-18
-18
-19

Relative Humidity (%)

84
83
83
83
82
79
76
72
70
75
75
78
79
79
83
83
83
82
82
82
82
82
83
83

Pressure (mb)

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

Ozone (du)

440
441
438
433
430
424
417
415
413
408
405
403
401
402
401
400
402
409
411
410
411
411
409
406

Sunday 1

Full Moon 100%

15:43

07:44

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

Sun - Rise: 07:33, Set: 16:28, Transit: 12:00. Moon - Rise: 15:43, Set: 07:44. Civil Dark: 17:07 - 06:54. Nautical Dark: 17:49 - 06:12. Astro Dark: 18:31 - 05:30

Total Clouds (% Sky Obscured)

12
10
15
20
7
9
7
4
16
34
26
23
28
20
23
36
44
57
91
90
86
73
53
31

Low Clouds (% Sky Obscured)

12
10
13
15
2
2
2
2
16
32
19
17
28
20
23
26
27
26
23
11
9
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
25
12

High Clouds (% Sky Obscured)

3
2
7
20
6
7
6
3
4
9
10
9
6
1
4
19
26
41
83
86
82
43
24
17

ISS Passover

Visibility (miles)

8
8
8
8
9
9
9
9
9
8
7
7
4
3
4
3
3
3
6
7
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)

9
8
8
8
9
10
10
11
11
11
10
10
10
11
10
10
9
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

-17
-17
-17
-18
-17
-16
-15
-14
-13
-13
-13
-13
-14
-15
-15
-16
-16
-17
-17
-17
-18
-18
-18
-19

Feels Like (°C)

-21
-22
-22
-22
-22
-20
-19
-18
-17
-17
-18
-18
-19
-20
-21
-21
-21
-21
-22
-22
-22
-22
-22
-23

Dew Point (°C)

-19
-19
-20
-20
-19
-19
-18
-17
-16
-15
-15
-15
-16
-16
-17
-17
-18
-18
-19
-19
-20
-21
-21
-21

Relative Humidity (%)

83
83
82
82
81
78
77
78
78
79
83
84
86
86
86
86
84
85
84
83
81
80
79
79

Pressure (mb)

1025
1026
1026
1026
1026
1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1025
1026
1026
1025
1025
1025
1025
1025
1025

Ozone (du)

404
402
403
402
404
403
400
395
394
401
411
412
415
418
422
425
419
412
412
412
413
419
419
419

Monday 2

Waning Gibbous 99%

17:16

08:01

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
04 Bad

Sun - Rise: 07:31, Set: 16:30, Transit: 12:01. Moon - Rise: 17:16, Set: 08:01. Civil Dark: 17:09 - 06:53. Nautical Dark: 17:51 - 06:10. Astro Dark: 18:32 - 05:29

Total Clouds (% Sky Obscured)

51
40
62
85
76
69
97
99
100
60
54
54
56
75
100
62
64
56
67
90
73
56
42
30

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

12
2
6
34
38
29
40
35
28
0
0
0
0
0
29
51
19
36
36
57
37
26
19
10

High Clouds (% Sky Obscured)

36
36
52
70
56
35
97
98
100
60
54
54
56
74
100
58
63
50
50
48
29
14
2
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-23
-24
-24
-25
-24
-23
-22
-21
-20
-20
-20
-21
-22
-22
-22
-22
-21
-21
-21
-21
-21
-20
-20
-20

Dew Point (°C)

-22
-22
-23
-23
-23
-22
-21
-19
-19
-18
-17
-17
-18
-19
-19
-19
-19
-20
-20
-20
-20
-20
-20
-20

Relative Humidity (%)

78
77
76
74
72
69
66
69
70
73
79
80
78
78
77
78
78
77
76
76
76
75
75
76

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

415
410
410
403
399
400
396
386
379
371
370
368
367
364
364
367
367
366
365
360
357
356
355
355

Tuesday 3

Waning Gibbous 95%

18:43

08:13

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

Sun - Rise: 07:29, Set: 16:32, Transit: 12:01. Moon - Rise: 18:43, Set: 08:13. Civil Dark: 17:10 - 06:51. Nautical Dark: 17:53 - 06:08. Astro Dark: 18:34 - 05:27

Total Clouds (% Sky Obscured)

15
2
2
2
1
1
1
1
1
1
1
1
1
1
37
67
95
95
94
92
92
90
90
87

Low Clouds (% Sky Obscured)

2
2
2
2
1
1
1
1
1
1
1
1
1
1
18
21
22
23
23
15
13
13
9
5

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
23
33
35
17
14
8
17
21
30
35

High Clouds (% Sky Obscured)

1
2
2
2
1
0
0
0
0
0
0
0
0
0
13
27
35
34
33
32
28
24
30
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
3
3
3
3
4
4
6
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 (%)

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)

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

Chance of Frost

Temperature (°C)

-17
-17
-16
-16
-15
-13
-12
-11
-10
-10
-10
-11
-12
-12
-12
-13
-13
-14
-14
-14
-14
-15
-15
-15

Feels Like (°C)

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

Dew Point (°C)

-19
-19
-19
-18
-17
-16
-15
-15
-14
-13
-12
-13
-13
-14
-14
-14
-15
-15
-15
-16
-16
-17
-16
-16

Relative Humidity (%)

79
79
81
81
84
83
79
76
77
78
83
85
86
86
88
88
88
90
90
88
86
84
86
86

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021

Ozone (du)

353
353
356
360
360
358
357
359
358
355
354
351
351
354
359
361
362
361
359
357
357
354
352
347

Wednesday 4

Waning Gibbous 89%

20:06

08:23

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
04 Bad

Sun - Rise: 07:27, Set: 16:34, Transit: 12:01. Moon - Rise: 20:06, Set: 08:23. Civil Dark: 17:12 - 06:49. Nautical Dark: 17:55 - 06:07. Astro Dark: 18:36 - 05:26

Total Clouds (% Sky Obscured)

87
95
100
100
100
100
97
98
100
98
100
100
100
100
90
90
90
95
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
7
19
35
52
54
60
69
60
60
65
69
74
74
62
64
63
75
84
93
94
97
100
100

Medium Clouds (% Sky Obscured)

45
45
100
56
100
98
89
59
97
74
100
100
100
100
50
48
55
60
60
65
83
92
100
99

High Clouds (% Sky Obscured)

42
76
100
100
100
79
51
78
94
82
100
100
100
100
70
82
83
81
79
77
82
89
95
93

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
1
3
3
19
33
42
48
48
46
42
42
44
19
15
11
18
30
42
65
81
92
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0.2
0.2
0.1
0.1
0.2
0
0
0
0
0
0.1
0.3
0.5
0.6
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-15
-15
-15
-14
-13
-12
-11
-10
-9
-8
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10

Feels Like (°C)

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

Dew Point (°C)

-17
-17
-17
-16
-16
-15
-14
-12
-12
-11
-11
-10
-11
-11
-11
-12
-12
-12
-12
-12
-11
-11
-11
-11

Relative Humidity (%)

84
84
82
84
83
81
81
80
78
83
85
87
87
88
87
87
87
85
87
88
90
90
90
90

Pressure (mb)

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

Ozone (du)

347
347
345
343
343
343
344
344
347
351
355
359
366
374
379
383
387
391
395
398
401
406
410
415

Thursday 5

Waning Gibbous 81%

21:26

08:31

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
04 Bad

Sun - Rise: 07:25, Set: 16:36, Transit: 12:01. Moon - Rise: 21:26, Set: 08:31. Civil Dark: 17:14 - 06:47. Nautical Dark: 17:56 - 06:05. Astro Dark: 18:37 - 05:24

Total Clouds (% Sky Obscured)

100
100
98
97
96
98
99
100
100
100
100
100
99
99
98
96
92
94
97
99
99
100
100
100

Low Clouds (% Sky Obscured)

100
100
97
95
93
96
98
100
99
99
98
95
92
89
88
87
86
88
91
94
91
89
87
86

Medium Clouds (% Sky Obscured)

98
99
76
51
27
18
9
0
21
43
71
77
80
81
66
50
30
15
10
10
23
36
57
76

High Clouds (% Sky Obscured)

91
88
73
57
44
54
61
68
79
89
100
95
90
85
77
72
66
66
68
74
82
91
100
92

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
92
78
61
36
25
19
8
16
17
13
30
39
41
45
49
51
51
51
51
55
59
65
67

Precipitation Amount (mm)

0.7
0.6
0.4
0.3
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3

Wind Speed/Direction (mph)

12
11
10
9
8
7
5
4
2
2
2
1
2
2
2
1
1
2
1
1
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-16
-15
-14
-14
-14
-13
-13
-10
-9
-9
-9
-9
-9
-14
-14
-14
-15
-15
-15
-15
-15
-15

Dew Point (°C)

-11
-11
-10
-10
-10
-9
-9
-8
-8
-7
-7
-7
-9
-10
-12
-12
-13
-13
-13
-13
-13
-13
-13
-12

Relative Humidity (%)

90
90
92
90
90
90
89
87
85
87
90
92
92
92
94
94
94
94
92
92
94
92
92
92

Pressure (mb)

1007
1007
1007
1006
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1001

Ozone (du)

425
436
446
451
455
460
454
449
444
441
438
436
434
432
430
428
425
422
420
418
415
414
412
411

Friday 6

Waning Gibbous 73%

22:44

08:39

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

Sun - Rise: 07:23, Set: 16:38, Transit: 12:01. Moon - Rise: 22:44, Set: 08:39. Civil Dark: 17:16 - 06:46. Nautical Dark: 17:58 - 06:04. Astro Dark: 18:39 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
97
95
97
98
99
98
97
96
96
97
96
97
99
100

Low Clouds (% Sky Obscured)

86
86
82
80
75
79
80
82
90
94
98
93
90
85
86
86
86
85
84
83

Medium Clouds (% Sky Obscured)

84
91
90
89
87
82
78
73
58
39
20
23
23
31
35
35
44
44
49
50

High Clouds (% Sky Obscured)

88
80
85
87
86
61
40
20
24
29
31
36
37
40
32
22
11
37
64
95

ISS Passover

Visibility (miles)

3
3
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

69
69
67
69
68
61
53
41
41
41
41
44
46
46
43
41
40
39
38
36

Precipitation Amount (mm)

0.3
0.3
0.3
0.4
0.4
0.3
0.2
0
0
0
0
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0

Wind Speed/Direction (mph)

4
4
4
4
5
5
5
6
6
6
6
6
6
6
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-14
-15
-15
-14
-13
-13
-12
-6
-6
-7
-7
-6
-7
-7
-7
-7
-7
-7

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
90
92
90
90
91
89
91
92
94
92
92
92
92
92
94
92
92

Pressure (mb)

1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1005
1005

Ozone (du)

412
412
413
413
413
412
410
408
405
404
402
401
400
398
397
395
393
391
391
390

Forecast for Stara Kiszewa, Powiat kościerski, Poland (53.99,18.17)

Generated: 31/01/26 05:35:09. Forecast: 31/01/26 to 06/02/26. Timezone: UTC+1.00