Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waxing Crescent 20%

09:26

01:31

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

Sun - Rise: 05:00, Set: 21:03, Transit: 13:03. Moon - Rise: 09:26, Set: 01:31. Civil Dark: 21:48 - 04:16. Nautical Dark: 22:51 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
88
61
48
56
63
81
74
63
77
25
67
56
64
59
65
58
56
53
85
65
59
55
82

Low Clouds (% Sky Obscured)

70
45
38
49
46
63
41
42
37
29
48
37
61
47
51
57
58
56
53
59
55
59
33
51

Medium Clouds (% Sky Obscured)

99
65
72
65
30
90
94
78
23
86
63
9
21
25
37
20
25
9
2
21
31
28
21
15

High Clouds (% Sky Obscured)

50
20
7
5
27
82
39
60
60
50
50
0
0
0
0
0
0
0
0
67
25
15
24
7

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
7

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
100
100
100
100
100
0
100
100
0
0
0
0
0
0
0
0
0
0
0
0
16
23

Precipitation Amount (mm)

0
0
0.3
0.6
0.8
0.7
0.4
0
0.7
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
19
19
18
16
13
14
14
14
14
13
13
13
13
12
12
12
12
13
11
14
16
17

Dew Point (°C)

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

Relative Humidity (%)

55
56
53
52
59
64
86
91
88
89
92
94
94
93
95
95
95
96
95
89
82
73
65
57

Pressure (mb)

1020
1020
1020
1020
1019
1020
1020
1020
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025
1026
1026
1026
1027
1027
1027

Ozone (du)

370
372
372
376
377
376
378
378
373
369
365
366
366
366
366
365
366
370
370
365
362
357
350
346

Friday 22

Waxing Crescent 31%

10:55

01:54

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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
11 Bad

Sun - Rise: 04:59, Set: 21:05, Transit: 13:03. Moon - Rise: 10:55, Set: 01:54. Civil Dark: 21:49 - 04:14. Nautical Dark: 22:54 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
100
53
79
88
89
50
58
36
73
95
53
57
66
89
82
85
82
80
82
65
57
65
71

Low Clouds (% Sky Obscured)

13
82
22
4
15
26
0
31
0
0
0
0
0
0
0
0
0
30
1
0
0
0
58
71

Medium Clouds (% Sky Obscured)

18
55
39
33
45
50
34
23
26
20
18
28
36
17
24
42
42
30
44
44
41
29
3
51

High Clouds (% Sky Obscured)

67
65
9
11
5
36
8
3
8
64
93
45
51
47
73
48
40
45
56
45
44
36
39
42

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 (%)

20
6
8
21
26
12
21
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

8
8
8
8
9
9
9
9
8
5
4
4
4
4
4
3
3
3
3
3
3
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
19
19
19
18
18
18
19
16
15
16
15
13
12
11
12
11
13
14
16
18
21

Dew Point (°C)

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

Relative Humidity (%)

54
50
46
45
52
56
56
59
68
78
82
85
87
89
87
86
83
81
80
72
65
59
55
53

Pressure (mb)

1027
1027
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1030

Ozone (du)

346
346
344
344
343
342
340
338
334
333
332
332
333
330
329
329
328
326
325
326
324
324
325
325

Saturday 23

First Quarter 42%

No Rise

02:10

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

Sun - Rise: 04:58, Set: 21:06, Transit: 13:03. Moon - Rise: No Rise, Set: 02:10. Civil Dark: 21:51 - 04:13. Nautical Dark: 22:56 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
98
90
83
81
94
60
52
48
10
4
7
9
4
3
5
3
2
2
13
17
7
7
11

Low Clouds (% Sky Obscured)

70
90
71
70
40
51
35
19
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9

Medium Clouds (% Sky Obscured)

35
40
46
30
22
23
13
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

66
37
42
12
3
0
1
42
18
9
4
7
9
4
3
4
3
2
2
12
14
5
7
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 (%)

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

Chance of Frost

Temperature (°C)

21
21
22
23
23
24
23
23
22
20
19
17
17
16
15
15
15
14
14
16
18
20
22
24

Feels Like (°C)

22
21
20
21
22
22
22
23
23
21
20
19
18
18
17
17
17
16
16
18
20
22
24
26

Dew Point (°C)

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

Relative Humidity (%)

49
44
48
49
50
56
59
57
63
68
75
79
82
85
86
86
89
90
87
80
73
66
58
52

Pressure (mb)

1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

325
326
326
329
333
334
335
336
337
339
339
337
336
336
336
334
335
335
336
336
335
335
334
333

Sunday 24

Waxing Gibbous 53%

12:20

02:22

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

Sun - Rise: 04:57, Set: 21:08, Transit: 13:03. Moon - Rise: 12:20, Set: 02:22. Civil Dark: 21:53 - 04:11. Nautical Dark: 22:59 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
19
18
15
16
40
67
71
64
58
45
32
19
17
24
34
44
47
36
32
30
29
27
42

Low Clouds (% Sky Obscured)

10
19
18
15
16
7
2
21
22
23
23
24
7
2
1
0
0
0
0
0
0
0
0
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
4
1
1
0
7
13
21
23
20
19
28

High Clouds (% Sky Obscured)

3
2
2
2
1
35
67
71
50
27
1
4
6
6
19
29
38
40
15
8
6
6
4
25

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
1
1
2
0
1
4
17
17
4
2
6
18
11
6
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)

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

Chance of Frost

Temperature (°C)

25
26
27
28
28
28
28
27
27
25
24
22
22
21
20
19
18
18
18
19
20
22
23
24

Feels Like (°C)

28
29
30
30
30
31
30
30
29
27
25
24
23
22
22
21
21
20
19
21
22
24
25
25

Dew Point (°C)

13
13
13
13
13
13
13
14
17
17
16
15
16
16
16
16
15
16
16
16
16
16
15
14

Relative Humidity (%)

48
43
41
39
39
38
40
44
54
62
62
64
68
73
76
80
82
88
86
80
75
68
60
51

Pressure (mb)

1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029

Ozone (du)

333
333
333
334
334
333
332
334
333
333
333
335
341
341
346
343
340
338
332
328
326
325
324
322

Monday 25

Waxing Gibbous 64%

13:39

02:33

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

Sun - Rise: 04:56, Set: 21:09, Transit: 13:03. Moon - Rise: 13:39, Set: 02:33. Civil Dark: 21:54 - 04:10. Nautical Dark: 23:01 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
71
66
51
45
35
28
5
4
3
0
6
12
17
24
32
40
27
13
0
17
35
52
46

Low Clouds (% Sky Obscured)

25
37
32
22
18
18
17
5
4
2
0
0
0
0
0
0
0
0
0
0
1
2
3
9

Medium Clouds (% Sky Obscured)

33
41
28
15
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

47
64
51
34
17
12
6
0
0
0
0
6
12
17
24
30
37
25
13
0
15
31
46
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 (%)

1
3
1
3
3
4
5
1
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
10
10
11
11
10
10
9
8
7
6
5
4
4
4
4
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

25
26
26
26
26
26
25
23
22
20
19
17
16
15
15
14
14
13
14
15
16
18
20
21

Feels Like (°C)

26
26
26
25
25
24
22
21
22
20
19
18
17
17
16
15
14
14
14
15
17
18
21
22

Dew Point (°C)

13
13
13
13
13
14
14
13
13
13
13
12
12
12
11
11
10
10
10
9
9
9
9
9

Relative Humidity (%)

45
43
43
43
45
48
50
51
55
62
69
73
77
78
78
78
79
79
76
68
62
55
50
45

Pressure (mb)

1029
1028
1028
1028
1028
1028
1028
1028
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

321
319
317
315
314
313
313
313
314
315
315
314
314
313
313
313
312
312
312
313
313
313
313
315

Tuesday 26

Waxing Gibbous 73%

14:56

02:43

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

Sun - Rise: 04:54, Set: 21:10, Transit: 13:03. Moon - Rise: 14:56, Set: 02:43. Civil Dark: 21:56 - 04:08. Nautical Dark: 23:04 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

42
39
42
42
41
37
34
31
37
43
50
32
18
7
5
2
0
6
11
17
20
21
20
22

Low Clouds (% Sky Obscured)

14
21
19
15
10
14
17
20
27
35
43
31
18
7
5
2
0
6
11
17
20
21
20
17

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
3
9
6
3
0
0
0
0
0
0
0
0
1
0
2

High Clouds (% Sky Obscured)

32
25
29
34
34
27
22
17
12
6
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)

7
7
8
8
8
8
8
8
8
6
5
5
4
4
4
4
4
4
4
4
5
6
8
9

Chance of Frost

Temperature (°C)

23
24
24
25
25
25
24
23
22
21
19
18
17
16
15
15
14
14
15
16
17
19
21
22

Feels Like (°C)

23
24
24
24
24
25
24
24
24
21
22
21
21
20
19
16
16
17
16
16
15
19
20
20

Dew Point (°C)

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

Relative Humidity (%)

40
37
36
36
36
36
41
45
52
57
63
70
71
71
70
71
73
73
70
68
66
59
53
48

Pressure (mb)

1031
1030
1030
1030
1030
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029

Ozone (du)

316
318
320
321
321
322
321
321
320
319
319
318
318
318
318
318
319
319
319
318
318
319
319
320

Wednesday 27

Waxing Gibbous 82%

16:11

02:53

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

Sun - Rise: 04:53, Set: 21:12, Transit: 13:03. Moon - Rise: 16:11, Set: 02:53. Civil Dark: 21:58 - 04:07. Nautical Dark: 23:06 - 02:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

22
24
24
31
32
40
40
37
25
12
2
2
3
1
3
5
7
5
4
2
2
1
1
8

Low Clouds (% Sky Obscured)

13
8
9
9
11
6
4
2
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

4
6
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
1
1
2
4
5
4
2
2
2
1
1
0
3
5
7
5
4
2
2
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
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
10
11
11
11
11
10
9
8
7
6
5
5
6
7
7
7
7
7
8
9
9
10
10

Chance of Frost

Temperature (°C)

23
24
25
25
25
26
25
24
23
22
20
18
18
17
16
16
15
14
15
15
16
18
19
21

Feels Like (°C)

20
21
22
25
24
24
24
24
25
21
20
21
20
19
19
16
16
16
16
16
15
16
16
16

Dew Point (°C)

10
10
10
10
10
11
11
12
12
12
12
12
13
12
12
12
11
10
8
6
4
3
2
1

Relative Humidity (%)

44
41
38
38
38
38
42
46
49
55
60
68
71
73
77
77
76
76
63
53
45
38
32
27

Pressure (mb)

1029
1029
1028
1028
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024

Ozone (du)

320
319
319
319
320
321
320
319
318
319
319
320
321
322
323
324
326
327
327
327
327
327
328
328

Forecast for Tempelhof, Germany (52.47,13.39)

Generated: 21/05/26 01:26:11. Forecast: 21/05/26 to 27/05/26. Timezone: UTC+2.00