Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 19%

10:45

20:15

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

Sun - Rise: 08:02, Set: 15:34, Transit: 11:48. Moon - Rise: 10:45, Set: 20:15. Civil Dark: 16:17 - 07:20. Nautical Dark: 17:02 - 06:34. Astro Dark: 17:44 - 05:52

Total Clouds (% Sky Obscured)

76
68
62
59
18
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

46
50
54
49
18
8
0
0
0
0
0
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
0
0
0
0
0
0
0

High 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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-7
-9
-11
-13
-14
-15
-17
-17
-17
-18
-18
-19
-19
-19
-18
-18
-17
-17
-18
-17
-17
-17

Relative Humidity (%)

74
74
71
66
58
52
49
46
42
41
40
39
36
32
31
31
32
34
36
38
38
40
41
42

Pressure (mb)

1031
1032
1032
1032
1033
1033
1034
1034
1035
1035
1036
1037
1037
1037
1037
1037
1038
1038
1038
1038
1039
1039
1040
1040

Ozone (du)

380
384
386
381
380
376
374
370
367
356
348
346
342
341
342
347
351
348
343
340
341
356
357
356

Wednesday 24

Waxing Crescent 28%

10:56

21:35

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

Sun - Rise: 08:02, Set: 15:35, Transit: 11:49. Moon - Rise: 10:56, Set: 21:35. Civil Dark: 16:18 - 07:20. Nautical Dark: 17:03 - 06:35. Astro Dark: 17:45 - 05:52

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
63
4
65
69
72
68
71
95
95
81

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
3
24
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
43
2
30
24
31
31
34
88
73
47

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-17
-17
-17
-17
-18
-18
-18
-18
-18
-18
-19
-19
-19
-20
-20
-20
-20
-19
-19
-20
-19
-20
-20
-20

Relative Humidity (%)

43
42
43
42
42
41
41
41
41
40
40
37
34
31
29
28
28
30
32
31
31
31
31
31

Pressure (mb)

1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1039
1039
1038
1038
1037
1037
1036
1036
1035
1035

Ozone (du)

354
353
350
345
343
342
342
337
332
329
330
329
325
320
317
313
308
304
304
305
304
304
300
299

Thursday 25

Waxing Crescent 38%

11:06

No Set

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 OK
18 OK
19 OK
20 Bad
21 Bad

Sun - Rise: 08:02, Set: 15:36, Transit: 11:49. Moon - Rise: 11:06, Set: No Set. Civil Dark: 16:18 - 07:20. Nautical Dark: 17:03 - 06:35. Astro Dark: 17:46 - 05:53

Total Clouds (% Sky Obscured)

97
94
89
60
96
98
77
94
67
49
65
74
92
97
95
99
100
78
64
38
25
36
46
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
16
22
5
21
45
53
88
95
92
98
100
57
50
33
20
25
34
50

Medium Clouds (% Sky Obscured)

5
63
24
11
68
80
51
27
24
22
23
27
28
21
18
10
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

92
81
63
37
85
98
77
89
55
5
1
4
1
1
0
2
13
2
0
0
0
1
1
2

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)

5
6
7
8
9
9
10
10
11
11
10
10
11
11
12
11
10
10
10
10
10
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-20
-20
-20
-20
-20
-18
-14
-10
-7
-6
-4
-3
-2
-1
0
1
1
1
1
1
2
1
1
1

Relative Humidity (%)

31
31
30
30
30
33
43
59
73
81
87
91
94
92
89
88
88
89
93
94
94
93
94
96

Pressure (mb)

1035
1034
1033
1032
1032
1031
1030
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1029

Ozone (du)

297
296
295
287
281
279
277
278
279
279
282
285
285
287
288
287
289
289
288
285
284
283
284
283

Friday 26

Waxing Crescent 49%

11:15

22:56

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
20 Bad
21 Bad

Sun - Rise: 08:03, Set: 15:37, Transit: 11:50. Moon - Rise: 11:15, Set: 22:56. Civil Dark: 16:19 - 07:20. Nautical Dark: 17:04 - 06:35. Astro Dark: 17:47 - 05:53

Total Clouds (% Sky Obscured)

77
79
79
62
69
83
87
88
88
91
95
100
90
100
100
100
100
100
90
81
48
61
42
64

Low Clouds (% Sky Obscured)

60
59
34
36
37
35
37
40
45
48
52
55
78
100
100
100
100
100
90
81
48
60
42
64

Medium Clouds (% Sky Obscured)

3
4
3
3
3
3
55
55
12
8
3
12
23
46
65
38
17
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
35
35
18
23
30
25
25
25
30
25
25
2
4
6
5
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
0
1
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
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
7
17
7
5
6
5
4
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
7
7
6
6
6
6
6
6
7
9
11
13
13
13
14
14
15
16
15
15
15

Chance of Frost

Temperature (°C)

1
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
3
3
3
3
3
2
2
2

Feels Like (°C)

-2
-3
-3
-3
-2
-3
-3
-4
-4
-3
-3
-3
-3
-2
-3
-3
-3
-3
-3
-3
-4
-4
-5
-4

Dew Point (°C)

1
1
0
-0
-0
0
-0
0
-0
-0
-0
0
1
1
1
2
1
1
1
1
-2
-4
-5
-5

Relative Humidity (%)

96
93
91
91
93
94
94
96
94
94
94
94
96
96
94
94
89
86
91
88
70
66
63
63

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1023
1022
1020
1019
1018
1018
1018
1018
1018
1018
1019

Ozone (du)

283
282
280
279
279
280
280
280
279
281
284
290
297
300
300
301
305
306
309
309
311
317
317
326

Saturday 27

First Quarter 60%

11:25

00:19

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

Sun - Rise: 08:03, Set: 15:38, Transit: 11:50. Moon - Rise: 11:25, Set: 00:19. Civil Dark: 16:20 - 07:20. Nautical Dark: 17:05 - 06:35. Astro Dark: 17:47 - 05:53

Total Clouds (% Sky Obscured)

65
55
46
43
43
42
32
45
61
64
67
70
71
69
66
74
81
86
65
45
26
32
37
43

Low Clouds (% Sky Obscured)

65
55
45
43
43
42
26
45
61
64
67
65
71
69
66
62
54
49
41
31
19
19
19
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
29
37
21
11
3
10
17
25

High 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
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
3
1
4
9
8
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
1
2
2
4
6
7
24
8
8
18
5
2
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-7
-7
-7
-7
-8
-7
-8
-8
-7
-7
-6
-7
-6
-6
-6
-6
-5
-6
-6
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

66
61
60
66
73
72
67
70
77
80
89
80
83
83
78
69
67
67
65
68
71
77
78
79

Pressure (mb)

1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1021
1020

Ozone (du)

339
338
335
326
319
318
316
319
318
314
315
315
315
309
305
298
295
292
290
290
291
291
292
292

Sunday 28

Waxing Gibbous 72%

11:38

01:45

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 OK
18 OK
19 OK
20 Bad
21 Bad

Sun - Rise: 08:03, Set: 15:39, Transit: 11:51. Moon - Rise: 11:38, Set: 01:45. Civil Dark: 16:21 - 07:21. Nautical Dark: 17:06 - 06:35. Astro Dark: 17:48 - 05:53

Total Clouds (% Sky Obscured)

53
64
75
82
89
94
89
84
79
74
68
71
71
68
64
60
57
55
43
32
20
32
57
66

Low Clouds (% Sky Obscured)

38
58
75
81
85
89
83
78
71
63
56
48
52
62
64
60
54
46
31
15
0
0
25
40

Medium Clouds (% Sky Obscured)

18
9
1
4
8
11
11
12
12
13
15
17
12
7
0
2
4
6
5
3
2
21
37
56

High Clouds (% Sky Obscured)

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

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 (%)

4
7
9
9
8
1
1
0
0
0
0
0
0
0
0
1
1
0
3
5
2
10
13
14

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)

12
12
12
12
12
12
12
12
12
13
13
13
13
13
13
14
13
12
12
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
78
83
84
86
86
88
89
89
89
91
86
85
82
82
82
80
81
81
81
81
81

Pressure (mb)

1020
1019
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

293
293
294
294
297
300
303
305
307
310
308
307
305
302
300
297
298
300
301
309
317
324
333
342

Monday 29

Waxing Gibbous 82%

11:54

03:17

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

Sun - Rise: 08:03, Set: 15:40, Transit: 11:51. Moon - Rise: 11:54, Set: 03:17. Civil Dark: 16:22 - 07:21. Nautical Dark: 17:07 - 06:36. Astro Dark: 17:49 - 05:53

Total Clouds (% Sky Obscured)

77
90
100
90
82
73
54
32
12
20
28
37
56
75
94
88
84
80
69
59
61

Low Clouds (% Sky Obscured)

59
71
78
66
51
36
26
16
6
9
13
16
15
14
13
9
7
4
6
7
7

Medium Clouds (% Sky Obscured)

53
46
25
25
25
20
17
11
4
11
18
25
48
70
92
88
81
76
57
38
20

High Clouds (% Sky Obscured)

33
62
82
55
25
1
1
0
0
0
0
0
0
0
0
0
0
0
1
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

Fog (%)

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

Precipitation Probability (%)

24
29
32
24
16
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-3
-5
-5
-5
-6
-6
-6
-5
-5
-5
-5
-5
-5
-5
-5
-4
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

81
83
83
84
81
77
74
72
72
71
71
71
70
67
67
65
66
68
71
71
72

Pressure (mb)

1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

351
354
356
359
358
357
356
356
355
355
362
369
376
376
376
376
381
385
389
392
395

Forecast for Gmina Sicienko, Powiat bydgoski, Poland (53.20,17.80)

Generated: 23/12/25 22:52:50. Forecast: 23/12/25 to 29/12/25. Timezone: UTC+1.00