Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waxing Crescent 19%

10:55

20:08

11 OK
12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
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 OK

Sun - Rise: 08:06, Set: 15:24, Transit: 11:45. Moon - Rise: 10:55, Set: 20:08. Civil Dark: 16:09 - 07:21. Nautical Dark: 16:55 - 06:35. Astro Dark: 17:39 - 05:51

Total Clouds (% Sky Obscured)

24
20
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
8
44

Low Clouds (% Sky Obscured)

5
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
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
2
6
44

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
7
7
5
4
4
4
4
4
4
3
4
4
4
1
3
3
3
4
5
3
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
47
46
46
50
53
53
53
54
54
55
55
55
55
55
55
54
52
51
50
48
46
43
39

Pressure (mb)

1039
1039
1039
1039
1039
1039
1040
1040
1040
1041
1041
1041
1041
1041
1041
1041
1041
1041
1041
1040
1040
1040
1040
1040

Ozone (du)

340
342
341
336
335
341
349
347
349
352
350
345
341
336
337
337
336
330
322
324
321
319
316
315

Thursday 25

Waxing Crescent 28%

11:03

21:30

11 OK
12 OK
13 OK
14 OK
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
10 Bad

Sun - Rise: 08:06, Set: 15:25, Transit: 11:45. Moon - Rise: 11:03, Set: 21:30. Civil Dark: 16:09 - 07:22. Nautical Dark: 16:56 - 06:35. Astro Dark: 17:40 - 05:51

Total Clouds (% Sky Obscured)

29
45
42
43
67
65
100
100
100
100
66
100
100
100
100
97
92
81
84
60
43
57
63
66

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
23
28
34
47
26
32
27
28
57
63
66

Medium Clouds (% Sky Obscured)

0
2
2
3
13
20
20
30
16
36
11
45
97
40
32
42
29
22
31
24
3
4
0
0

High Clouds (% Sky Obscured)

28
45
42
43
52
49
100
100
100
100
46
100
100
100
100
40
38
26
23
7
5
1
1
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
4
7
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
3
4
4
6
5
7
7
8
8
10
11
13
14
15
16
17
17
16
14
13
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-17
-17
-17
-17
-17
-17
-17
-15
-11
-9
-7
-5
-5
-5
-4
-3
-1
-0
0
0
1
1

Relative Humidity (%)

36
32
32
32
32
33
34
33
33
39
51
61
68
71
72
70
71
76
83
88
89
88
88
88

Pressure (mb)

1039
1039
1038
1038
1037
1037
1036
1035
1035
1034
1033
1033
1032
1031
1030
1029
1029
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

310
304
303
302
301
301
301
301
298
296
296
294
293
290
286
280
278
278
279
280
282
282
284
287

Friday 26

Waxing Crescent 38%

11:03

22:52

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
10 Bad

Sun - Rise: 08:06, Set: 15:26, Transit: 11:46. Moon - Rise: 11:03, Set: 22:52. Civil Dark: 16:10 - 07:22. Nautical Dark: 16:57 - 06:35. Astro Dark: 17:40 - 05:51

Total Clouds (% Sky Obscured)

88
98
97
60
65
57
62
52
49
73
61
55
70
73
76
70
59
50
52
67
85
88
72
84

Low Clouds (% Sky Obscured)

88
98
96
60
60
52
52
44
38
36
35
40
53
56
55
50
42
35
33
44
43
38
61
79

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
58
5
4

High Clouds (% Sky Obscured)

1
6
1
0
12
13
12
2
9
34
18
5
2
1
1
1
1
1
1
1
12
9
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)

12
12
15
13
12
12
11
10
9
8
7
8
8
7
7
7
7
7
7
8
8
10
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
90
86
88
91
91
91
93
93
94
94
94
94
94
91
89
88
86
86
89
93
93
93

Pressure (mb)

1027
1027
1027
1028
1028
1028
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1029
1028
1027
1027
1026
1025
1024
1022

Ozone (du)

286
286
286
284
283
280
280
279
279
280
282
281
280
278
276
276
275
274
277
279
280
282
282
288

Saturday 27

First Quarter 49%

11:11

00:16

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
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
10 Bad

Sun - Rise: 08:06, Set: 15:27, Transit: 11:46. Moon - Rise: 11:11, Set: 00:16. Civil Dark: 16:11 - 07:22. Nautical Dark: 16:57 - 06:35. Astro Dark: 17:41 - 05:52

Total Clouds (% Sky Obscured)

80
69
92
56
56
37
34
30
33
68
68
69
68
66
73
81
90
88
87
85
89
91
93
75

Low Clouds (% Sky Obscured)

66
44
92
42
47
22
21
19
23
68
68
69
68
66
73
81
90
88
87
85
89
91
93
75

Medium Clouds (% Sky Obscured)

3
1
2
2
7
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
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
6
9
9
8
1
1
1
1
1
3
1
1

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
Snow
None
None
Snow
None
None
None
None

Precipitation Probability (%)

1
4
5
12
17
17
4
7
10
10
17
22
28
12
23
25
37
34
33
35
31
28
30
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

15
18
19
17
17
19
21
21
23
25
26
27
26
26
26
26
27
26
26
26
25
25
25
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
85
82
79
82
75
66
62
61
58
59
59
57
55
55
56
55
55
55
57
59
58
59
56

Pressure (mb)

1021
1020
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023

Ozone (du)

290
291
292
301
309
314
318
325
329
333
342
350
348
349
346
340
346
350
349
349
332
322
320
323

Sunday 28

Waxing Gibbous 60%

11:20

01:45

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 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:06, Set: 15:28, Transit: 11:47. Moon - Rise: 11:20, Set: 01:45. Civil Dark: 16:12 - 07:22. Nautical Dark: 16:58 - 06:35. Astro Dark: 17:42 - 05:52

Total Clouds (% Sky Obscured)

60
48
50
39
42
57
63
88
78
70
55
45
40
42
48
55
62
56
51
46
51
54
54
41

Low Clouds (% Sky Obscured)

54
39
36
28
32
50
58
88
78
70
50
36
31
25
29
34
40
41
42
43
46
42
38
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
3
5
2
2
0
0
0
0
17
37
62
43
22
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
4
3
0
0
0
0
0
0
0
3
42
39
38
30
17
8
0
6
14
21
14

ISS Passover

Visibility (miles)

2
5
9
6
9
9
9
3
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 (%)

20
7
6
17
15
13
14
13
10
9
4
4
2
0
1
0
0
1
2
1
4
4
0
8

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)

22
22
22
21
20
19
18
18
17
16
15
14
14
14
14
13
13
13
13
12
12
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
56
58
67
69
70
74
67
69
68
69
70
74
74
77
82
86
85
83
82
82
83
83

Pressure (mb)

1023
1023
1022
1022
1022
1021
1021
1020
1019
1019
1018
1017
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012

Ozone (du)

320
320
318
315
314
315
323
322
306
308
308
301
297
295
295
294
293
291
291
290
289
290
292
293

Monday 29

Waxing Gibbous 72%

11:31

03:18

11 OK
12 OK
13 OK
14 OK
15 OK
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
10 Bad

Sun - Rise: 08:06, Set: 15:29, Transit: 11:47. Moon - Rise: 11:31, Set: 03:18. Civil Dark: 16:13 - 07:22. Nautical Dark: 16:59 - 06:35. Astro Dark: 17:43 - 05:52

Total Clouds (% Sky Obscured)

30
20
21
22
22
39
53
66
65
62
60
64
68
70
64
55
49
43
39
35
37
48
64
61

Low Clouds (% Sky Obscured)

30
20
21
22
21
35
49
64
65
62
60
64
68
70
60
54
48
43
39
35
37
45
57
57

Medium Clouds (% Sky Obscured)

0
0
0
1
1
2
3
4
17
32
49
54
56
57
38
20
0
0
0
0
10
20
32
40

High Clouds (% Sky Obscured)

7
1
1
1
2
3
3
4
21
40
54
31
12
0
0
0
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
3
1
3
6
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
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
6
11
12
9
20
17
10
16
13
8
22
28
32
37
37
37
34
29
19
25
25
22
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
16
15
15
16
16
17
16
16
16
15
15
15
15
15
16
16
17
17
17
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
79
76
77
76
77
79
80
80
83
83
83
88
89
94
81
71
61
60
59
57
56
53
50

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

294
295
296
294
293
291
303
315
326
329
332
335
342
350
357
362
366
371
373
375
378
380
382
385

Tuesday 30

Waxing Gibbous 82%

11:45

04:56

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 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:06, Set: 15:30, Transit: 11:48. Moon - Rise: 11:45, Set: 04:56. Civil Dark: 16:13 - 07:22. Nautical Dark: 17:00 - 06:35. Astro Dark: 17:44 - 05:52

Total Clouds (% Sky Obscured)

55
48
54
57
60
55
56
58
55
52
49
35
21
7
16
26
36
56
74
94

Low Clouds (% Sky Obscured)

53
46
54
57
60
54
42
29
36
42
49
35
20
5
14
22
31
26
20
14

Medium Clouds (% Sky Obscured)

45
48
49
47
42
38
33
35
23
14
0
0
0
0
0
1
2
27
51
76

High Clouds (% Sky Obscured)

0
0
0
0
0
2
4
4
2
1
0
0
0
0
0
1
1
10
16
19

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

35
37
35
31
20
16
11
2
7
8
7
14
17
18
21
18
11
13
12
5

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)

19
21
22
22
22
21
20
18
17
16
16
15
14
14
13
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
48
47
47
46
45
46
47
48
51
55
59
57
56
55
55
55
56
57
57

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1009
1008

Ozone (du)

387
389
391
385
379
373
373
372
372
369
366
363
364
365
366
370
374
378
375
372

Forecast for Gdańsk, Gdańsk, Poland (54.35,18.65)

Generated: 24/12/25 10:53:00. Forecast: 24/12/25 to 30/12/25. Timezone: UTC+1.00