Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 34%

08:24

02:16

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

Sun - Rise: 05:33, Set: 20:06, Transit: 12:49. Moon - Rise: 08:24, Set: 02:16. Civil Dark: 20:46 - 04:53. Nautical Dark: 21:36 - 04:03. Astro Dark: 22:39 - 03:00

Total Clouds (% Sky Obscured)

2
2
3
3
68
44
31
5
4
5
14
23
20
10
4
4
0
14
6
23
72
97
95
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
0
0
5
17
15
0
0
0
0
0
0
0
0
27
50
100

High Clouds (% Sky Obscured)

2
2
3
3
68
40
26
4
3
2
4
4
2
6
4
3
0
13
5
21
67
92
85
90

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
6
7
9
10
12
13
14
14
14
13
12
10
9
10
11

Chance of Frost

Temperature (°C)

4
4
2
2
1
1
1
1
2
6
9
11
13
14
15
15
15
14
13
12
11
9
8
8

Feels Like (°C)

2
1
1
-0
-2
-2
-3
-3
1
4
6
8
10
11
11
12
11
10
10
9
8
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

63
64
66
65
61
60
58
60
59
52
44
39
37
35
39
41
42
40
39
48
59
68
69
66

Pressure (mb)

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

Ozone (du)

420
422
421
420
417
417
416
412
409
405
401
399
398
398
397
399
396
391
389
386
384
382
379
376

Wednesday 22

Waxing Crescent 46%

09:50

02:58

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

Sun - Rise: 05:30, Set: 20:08, Transit: 12:49. Moon - Rise: 09:50, Set: 02:58. Civil Dark: 20:48 - 04:51. Nautical Dark: 21:39 - 04:00. Astro Dark: 22:42 - 02:56

Total Clouds (% Sky Obscured)

100
59
62
15
5
4
0
23
3
10
23
24
41
22
28
27
35
38
100
58
15
0
33
58

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
20
22
40
21
27
24
18
11
5
0
0
0
0
6

Medium Clouds (% Sky Obscured)

59
18
41
8
0
0
0
23
3
10
23
12
0
0
0
0
0
0
5
33
3
0
21
55

High Clouds (% Sky Obscured)

100
48
45
6
4
3
0
0
0
0
0
0
0
1
2
5
21
14
100
41
8
0
23
40

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)

11
11
11
11
10
11
11
10
10
9
9
10
10
11
12
12
12
12
11
10
7
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
2
2
3
3
2
2
3
5
6
9
10
9
11
10
10
9
8
6
6
6
5
3

Dew Point (°C)

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

Relative Humidity (%)

65
62
62
64
71
79
85
89
85
71
59
53
51
48
46
44
44
46
45
49
55
65
71
75

Pressure (mb)

1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

371
370
374
377
376
376
373
373
374
375
375
376
375
371
366
363
361
360
359
360
359
361
359
361

Thursday 23

Waxing Crescent 57%

11:21

03:23

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

Sun - Rise: 05:28, Set: 20:10, Transit: 12:49. Moon - Rise: 11:21, Set: 03:23. Civil Dark: 20:50 - 04:48. Nautical Dark: 21:41 - 03:57. Astro Dark: 22:46 - 02:52

Total Clouds (% Sky Obscured)

59
13
33
27
26
10
10
19
36
32
16
14
1
3
4
16
25
24
1
0
2
9
15
24

Low Clouds (% Sky Obscured)

17
11
31
23
20
2
0
2
17
4
0
6
0
0
0
0
0
1
0
0
0
4
9
14

Medium Clouds (% Sky Obscured)

55
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
0
0
2
8
10
19
15
32
16
3
1
3
4
16
25
24
1
0
2
4
2
3

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)

4
4
5
6
7
8
9
7
8
12
12
12
14
15
15
15
14
13
12
10
8
5
3
3

Chance of Frost

Temperature (°C)

5
4
4
4
4
4
4
4
6
8
10
12
13
14
14
14
14
13
13
12
11
8
7
7

Feels Like (°C)

2
1
3
2
2
2
1
1
3
4
6
8
9
9
10
10
9
8
8
9
9
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

76
79
82
83
86
85
89
93
80
73
63
55
46
42
42
41
43
44
45
48
54
65
70
70

Pressure (mb)

1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

366
371
367
363
363
361
359
359
359
357
357
356
356
355
355
356
358
361
362
363
363
364
364
366

Friday 24

First Quarter 68%

12:49

03:40

23 OK
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: 05:26, Set: 20:12, Transit: 12:49. Moon - Rise: 12:49, Set: 03:40. Civil Dark: 20:52 - 04:46. Nautical Dark: 21:44 - 03:54. Astro Dark: 22:50 - 02:48

Total Clouds (% Sky Obscured)

41
58
75
79
80
80
85
89
94
96
98
100
100
97
92
92
90
85
81
93
97
74
66
63

Low Clouds (% Sky Obscured)

20
27
30
37
40
47
49
56
64
77
66
69
74
64
45
48
45
40
29
43
20
1
0
7

Medium Clouds (% Sky Obscured)

6
12
18
12
7
0
0
0
3
3
18
25
32
10
6
20
23
29
20
18
19
17
15
37

High Clouds (% Sky Obscured)

4
6
8
6
3
1
2
2
4
26
3
40
20
40
64
65
63
46
23
1
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
0
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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
14
20
25
29
41
46
45
37
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

4
5
5
5
6
7
8
7
7
12
14
15
16
15
19
21
21
20
20
18
15
11
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
85
93
96
96
96
96
96
94
82
70
63
65
55
49
47
47
51
54
70
94
83
88
93

Pressure (mb)

1013
1012
1012
1011
1010
1009
1009
1008
1008
1007
1007
1006
1006
1006
1006
1006
1005
1005
1005
1006
1008
1008
1010
1011

Ozone (du)

365
365
366
368
368
368
369
371
372
373
376
387
400
392
396
398
397
400
405
413
422
432
440
446

Saturday 25

Waxing Gibbous 78%

14:13

03:52

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

Sun - Rise: 05:24, Set: 20:14, Transit: 12:49. Moon - Rise: 14:13, Set: 03:52. Civil Dark: 20:54 - 04:44. Nautical Dark: 21:47 - 03:51. Astro Dark: 22:54 - 02:43

Total Clouds (% Sky Obscured)

50
35
6
18
3
1
1
1
1
11
25
36
25
15
5
4
7
5
4
6
4
8
9
10

Low Clouds (% Sky Obscured)

1
15
2
18
2
1
1
1
1
1
21
27
22
15
5
4
7
5
4
6
4
4
2
1

Medium Clouds (% Sky Obscured)

50
35
2
18
3
0
0
0
0
3
8
13
10
6
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
1
0
0
0
0
0
0
0
4
7
10

ISS Passover

Visibility (miles)

7
3
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 (%)

31
27
27
18
6
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)

7
8
11
10
13
12
11
11
12
14
15
16
16
16
17
17
16
15
14
12
9
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
68
74
67
69
70
69
65
57
49
44
41
40
37
34
34
34
34
39
45
51
54
57

Pressure (mb)

1011
1012
1012
1013
1014
1015
1016
1017
1018
1018
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

449
450
452
448
446
443
438
429
423
419
416
413
411
410
408
406
407
409
410
409
407
405
405
404

Sunday 26

Waxing Gibbous 86%

15:33

04:01

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

Sun - Rise: 05:22, Set: 20:16, Transit: 12:49. Moon - Rise: 15:33, Set: 04:01. Civil Dark: 20:56 - 04:41. Nautical Dark: 21:49 - 03:48. Astro Dark: 22:58 - 02:39

Total Clouds (% Sky Obscured)

22
33
50
49
44
31
24
26
28
23
17
11
14
27
37
51
63
76
77
78
78
73
62
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
8
12
9
5
0
0
0
0
0
1
2

Medium Clouds (% Sky Obscured)

18
33
50
49
44
31
24
24
17
10
7
5
5
6
6
5
4
10
10
5
10
15
20
20

High Clouds (% Sky Obscured)

22
33
50
49
44
31
24
25
18
13
8
3
6
10
13
29
37
50
42
55
55
41
22
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
1
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)

6
6
6
7
8
8
9
9
9
11
11
12
12
13
14
14
15
15
15
14
13
12
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
60
61
62
62
65
57
50
44
41
37
35
35
35
35
35
35
35
41
47
54
61
70

Pressure (mb)

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

Ozone (du)

404
403
403
402
402
402
402
404
405
406
407
409
410
408
407
405
408
411
414
413
412
411
412
413

Monday 27

Waxing Gibbous 92%

16:51

04:10

23 OK
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

Sun - Rise: 05:20, Set: 20:17, Transit: 12:48. Moon - Rise: 16:51, Set: 04:10. Civil Dark: 20:58 - 04:39. Nautical Dark: 21:52 - 03:45. Astro Dark: N/A - 02:34

Total Clouds (% Sky Obscured)

46
47
47
58
70
82
87
90
92
86
83
84
84
83
83
81
87
85
86
83
92

Low Clouds (% Sky Obscured)

7
11
14
13
12
13
11
13
11
13
11
9
12
19
30
32
10
8
8
8
8

Medium Clouds (% Sky Obscured)

19
18
21
21
22
22
49
72
92
73
50
34
35
32
39
40
42
43
45
46
50

High Clouds (% Sky Obscured)

1
1
1
10
20
35
44
58
65
49
35
19
12
6
0
0
0
0
7
13
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
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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
0
0
0
0
0
0
1
3
4
5
7
8
8
9
10
9
9
9
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
84
86
84
83
83
76
69
63
53
44
36
35
33
31
32
34
35
39
45

Pressure (mb)

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

Ozone (du)

414
414
413
413
414
415
417
418
419
421
416
412
408
410
412
415
415
415
416
416
417

Forecast for Pietrzykowo, Powiat człuchowski, Poland (54.00,17.12)

Generated: 21/04/26 23:39:56. Forecast: 21/04/26 to 27/04/26. Timezone: UTC+2.00