Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

New Moon 2%

09:49

16:07

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 Good
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:05, Set: 15:24, Transit: 11:44. Moon - Rise: 09:49, Set: 16:07. Civil Dark: 16:08 - 07:21. Nautical Dark: 16:55 - 06:34. Astro Dark: 17:39 - 05:50

Total Clouds (% Sky Obscured)

94
80
83
75
76
74
90
79
79
52
53
56
55
67
73
64
48
9
56
71
63
80
58
52

Low Clouds (% Sky Obscured)

41
43
37
50
45
32
21
32
36
32
44
49
50
64
70
58
43
2
30
36
41
39
38
35

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
2
0
0

High Clouds (% Sky Obscured)

5
37
37
26
33
37
78
49
35
11
4
5
4
6
6
10
7
5
28
40
25
60
18
12

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
1
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
4
4
4
4
4
4
4
4
4
3
4
4
5
5
5
4
4
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
91
93
93
93
93
93
93
94
94
94
93
91
91
94
94
94
94
94
94
93
93
91

Pressure (mb)

1021
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1021
1021
1021
1022
1022
1022
1021
1022
1022
1022
1022
1022

Ozone (du)

261
263
263
264
267
268
261
257
254
253
251
254
255
253
252
251
252
253
254
256
257
259
257
258

Sunday 21

Waxing Crescent 6%

10:16

17:25

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
22 Bad

Sun - Rise: 08:05, Set: 15:25, Transit: 11:45. Moon - Rise: 10:16, Set: 17:25. Civil Dark: 16:09 - 07:21. Nautical Dark: 16:55 - 06:35. Astro Dark: 17:39 - 05:51

Total Clouds (% Sky Obscured)

54
48
52
62
64
59
70
85
78
90
96
98
94
94
95
98
99
99
99
98
97
100
100
99

Low Clouds (% Sky Obscured)

33
31
34
36
40
38
38
39
47
50
52
44
40
35
41
37
36
38
44
44
42
46
34
35

Medium Clouds (% Sky Obscured)

0
0
0
0
4
0
4
34
44
33
30
44
72
88
90
96
98
97
96
94
91
100
100
98

High Clouds (% Sky Obscured)

6
3
4
25
34
14
23
44
46
68
64
64
56
32
20
20
15
15
15
20
20
25
20
20

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
1
1
1
5
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
57

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
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)

3
3
3
3
3
3
3
4
4
4
4
4
4
5
5
4
4
4
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
-1
-1
-0
-0
-0
0
0
0
0
0
1
1
0
0
0
-1
-1
-1
-1
-1
-1
-1
-0

Relative Humidity (%)

89
89
89
91
91
93
94
94
96
96
94
94
91
88
88
88
89
89
89
89
89
91
92
94

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024

Ozone (du)

260
260
259
259
257
252
253
254
255
257
261
265
270
278
283
287
291
293
295
297
299
299
301
307

Monday 22

Waxing Crescent 11%

10:33

18:47

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
22 Bad

Sun - Rise: 08:06, Set: 15:25, Transit: 11:45. Moon - Rise: 10:33, Set: 18:47. Civil Dark: 16:09 - 07:22. Nautical Dark: 16:56 - 06:35. Astro Dark: 17:40 - 05:51

Total Clouds (% Sky Obscured)

99
82
67
64
61
60
60
58
75
48
60
60
100
98
78
70
71
84
83
74
82
80
87
79

Low Clouds (% Sky Obscured)

49
54
49
59
61
60
60
58
75
48
60
60
99
98
78
70
71
84
83
74
80
69
65
47

Medium Clouds (% Sky Obscured)

97
50
33
12
3
3
3
1
4
0
0
0
14
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
19
20
1
0
0
0
0
0
0
0
1
13
2
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
2
5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

62
93
95
36
24
32
72
82
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32

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
1
3
2
3
2
3
4
5
5
4
4
2
0
3
1
1
1
1
0
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)

5
5
5
5
5
5
7
8
9
10
10
10
10
11
11
12
12
12
13
12
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
98
100
98
96
91
86
86
83
83
84
84
80
80
74
67
68
77
74
72
69
66

Pressure (mb)

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

Ozone (du)

310
313
315
314
314
318
324
329
331
331
332
340
355
362
360
363
364
362
361
359
358
363
368
369

Tuesday 23

Waxing Crescent 19%

10:46

20:09

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
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
22 Good

Sun - Rise: 08:06, Set: 15:26, Transit: 11:46. Moon - Rise: 10:46, Set: 20:09. Civil Dark: 16:10 - 07:22. Nautical Dark: 16:57 - 06:35. Astro Dark: 17:40 - 05:52

Total Clouds (% Sky Obscured)

76
70
72
75
73
52
31
10
7
4
1
0
0
0
0
0
0
0
0
0
0
1
2
0

Low Clouds (% Sky Obscured)

43
42
41
40
38
27
16
6
4
2
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
1
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
1
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 (%)

32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32

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
0
1
1
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
11
11
11
10
10
10
10
10
10
9
10
10
10
9
9
8
8
8
7
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-9
-9
-9
-10
-9
-10
-10
-10
-10
-10
-9
-8
-9
-9
-9
-9
-9
-10
-9
-9
-10

Dew Point (°C)

-10
-12
-12
-12
-13
-13
-14
-14
-15
-15
-15
-16
-16
-16
-16
-16
-16
-15
-16
-16
-17
-17
-18
-18

Relative Humidity (%)

60
56
56
54
54
52
52
52
50
50
49
46
42
40
39
40
44
47
46
44
43
41
40
39

Pressure (mb)

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

Ozone (du)

366
363
357
354
349
348
351
352
350
348
348
344
343
341
340
337
335
335
335
334
332
332
332
336

Wednesday 24

Waxing Crescent 28%

10:56

21:31

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 Good
13 Good
14 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:06, Set: 15:27, Transit: 11:46. Moon - Rise: 10:56, Set: 21:31. Civil Dark: 16:11 - 07:22. Nautical Dark: 16:57 - 06:36. Astro Dark: 17:41 - 05:52

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
10
15
17
22
25
41
56
72
74
75
80
85

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
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
6
9
11
15
20
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
8
11
17
22
25
41
56
66
67
67
62
60

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 (%)

32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7
-6
-6
-5
-5
-6
-6
-6
-7
-7
-8
-8
-9

Dew Point (°C)

-18
-18
-18
-18
-19
-19
-19
-19
-20
-20
-20
-20
-21
-21
-21
-21
-21
-22
-22
-21
-21
-21
-20
-19

Relative Humidity (%)

40
40
40
40
39
38
38
36
35
33
31
30
26
24
23
23
24
24
24
24
24
25
26
28

Pressure (mb)

1040
1040
1041
1041
1040
1040
1040
1040
1040
1040
1040
1040
1040
1039
1038
1038
1037
1037
1037
1036
1036
1035
1035
1034

Ozone (du)

333
326
321
317
315
319
321
323
323
317
315
319
322
322
320
318
316
314
314
313
313
311
310
308

Thursday 25

Waxing Crescent 38%

11:04

22:53

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
22 Bad

Sun - Rise: 08:06, Set: 15:27, Transit: 11:47. Moon - Rise: 11:04, Set: 22:53. Civil Dark: 16:11 - 07:22. Nautical Dark: 16:58 - 06:36. Astro Dark: 17:42 - 05:52

Total Clouds (% Sky Obscured)

92
96
98
99
100
98
96
94
94
93
90
92
93
95
96
98
100
93
87
81
79
78
75
81

Low Clouds (% Sky Obscured)

24
34
33
37
39
53
70
89
91
92
90
92
93
95
96
98
100
93
86
79
76
76
75
81

Medium Clouds (% Sky Obscured)

43
54
61
66
71
64
53
42
28
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

63
57
65
82
100
86
78
67
64
46
19
11
5
1
1
0
0
2
3
5
4
4
3
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0

Fog (%)

32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32

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 (%)

1
2
0
0
0
0
0
0
0
0
1
2
2
1
2
2
2
3
2
1
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-9
-9
-8
-8
-9
-8
-8
-8
-6
-6
-5
-5
-5
-5
-3
-3
-3
-3
-3
-3
-2
-2
-2

Dew Point (°C)

-16
-13
-10
-9
-7
-5
-4
-3
-1
-1
0
1
1
1
1
1
1
1
1
2
2
2
2
2

Relative Humidity (%)

35
45
56
61
67
72
78
84
89
92
94
96
96
96
96
96
98
98
98
98
98
98
98
98

Pressure (mb)

1034
1033
1032
1031
1030
1030
1029
1028
1028
1028
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

310
311
312
312
312
311
310
308
307
307
307
308
307
307
307
304
301
299
297
296
295
295
296
296

Friday 26

Waxing Crescent 49%

11:13

22:53

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

Sun - Rise: 08:07, Set: 15:28, Transit: 11:47. Moon - Rise: 11:13, Set: 22:53. Civil Dark: 16:12 - 07:23. Nautical Dark: 16:59 - 06:36. Astro Dark: 17:42 - 05:53

Total Clouds (% Sky Obscured)

85
89
89
88
86
83
81
80
87
93
100
100
100
100
99
99
99
89
80
71

Low Clouds (% Sky Obscured)

85
89
89
88
86
83
81
80
87
93
100
100
100
100
99
99
99
77
50
22

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
1
1
2
9
16
19
17
11
10

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
9
9
9
9
9

Fog (%)

32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
7
8
9
10
11
13
15
15
15
16
16
16

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
98
98
98
94
93
89
83
80
76
73
72

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1024

Ozone (du)

294
292
290
289
289
288
287
286
284
292
299
307
309
310
312
314
317
319
320
321

Forecast for Skrzeszewo Żukowskie, Powiat kartuski, Poland (54.28,18.35)

Generated: 20/12/25 23:40:07. Forecast: 20/12/25 to 26/12/25. Timezone: UTC+1.00