Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 28

Waxing Gibbous 94%

18:50

03:52

16 OK
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 OK
23 Good
00 Good
01 OK
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 Good
15 Bad

Sun - Rise: 05:26, Set: 21:20, Transit: 13:23. Moon - Rise: 18:50, Set: 03:52. Civil Dark: 22:01 - 04:44. Nautical Dark: 22:58 - 03:46. Astro Dark: 00:31 - 02:11

Total Clouds (% Sky Obscured)

19
19
20
82
86
85
44
3
15
25
14
6
3
7
2
0
0
4
6
12
55
6
6
59

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
7
0
0
8

High Clouds (% Sky Obscured)

19
19
20
69
81
75
34
2
13
23
14
5
1
5
1
0
0
4
6
10
47
6
5
58

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 (%)

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

Chance of Frost

Temperature (°C)

26
26
26
26
25
22
20
18
16
15
14
13
13
13
12
14
17
20
22
24
26
28
29
30

Feels Like (°C)

25
25
25
24
24
22
20
18
16
15
15
14
15
14
13
15
18
21
23
25
27
28
29
29

Dew Point (°C)

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

Relative Humidity (%)

20
19
20
22
27
35
39
39
41
45
49
53
55
56
56
50
45
38
31
26
23
21
20
21

Pressure (mb)

1023
1023
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1023

Ozone (du)

339
339
341
343
345
346
348
349
351
351
350
351
351
348
348
349
350
348
346
344
343
342
344
346

Friday 29

Waxing Gibbous 98%

20:01

04:15

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

Sun - Rise: 05:25, Set: 21:21, Transit: 13:23. Moon - Rise: 20:01, Set: 04:15. Civil Dark: 22:02 - 04:43. Nautical Dark: 23:00 - 03:45. Astro Dark: 00:35 - 02:06

Total Clouds (% Sky Obscured)

71
10
83
82
90
100
98
100
67
100
100
100
100
100
100
100
100
100
100
67
75
55
72
66

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
9
1
6
1
3
20
24
1
1
0
0
0

Medium Clouds (% Sky Obscured)

8
0
0
3
8
5
15
45
29
48
91
79
81
89
80
75
73
64
64
38
38
53
10
33

High Clouds (% Sky Obscured)

71
7
83
82
90
100
94
99
42
100
99
100
100
100
100
100
100
100
96
67
75
2
72
66

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
6
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
1
9
10
17
55
39
11
9
6
17
32
23
1
1
1
1
16
31

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

Chance of Frost

Temperature (°C)

31
31
31
30
29
27
24
23
22
21
20
20
19
19
19
20
21
23
25
26
26
28
29
30

Feels Like (°C)

30
30
30
30
29
27
24
23
21
21
20
20
19
19
19
20
20
23
25
26
27
28
29
30

Dew Point (°C)

7
7
8
8
11
12
12
12
12
12
11
13
15
15
14
13
14
17
22
17
11
10
11
12

Relative Humidity (%)

22
23
24
26
32
39
45
50
52
53
53
65
73
75
71
65
64
68
84
55
37
32
31
33

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1021
1022
1022
1021
1021
1021
1020
1021
1020
1020
1021
1021
1020
1020
1019
1018
1017

Ozone (du)

342
339
337
335
334
334
335
335
333
333
331
328
328
331
333
335
337
342
347
348
347
345
344
341

Saturday 30

Waxing Gibbous 100%

21:11

04:45

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:24, Set: 21:22, Transit: 13:23. Moon - Rise: 21:11, Set: 04:45. Civil Dark: 22:03 - 04:42. Nautical Dark: 23:01 - 03:44. Astro Dark: 00:40 - 02:01

Total Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
100
100
100
100
93
84
91
87
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
19
1
0
0
0
0
0
0
0
0
0
0
0
1
1
12
20
6
29
15
51
54
71

Medium Clouds (% Sky Obscured)

73
46
0
32
6
53
70
67
82
73
68
87
18
54
91
58
100
82
79
97
70
38
19
22

High Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
100
100
100
87
66
59
53
74
100
89
75
100
100
100
100

ISS Passover

Visibility (miles)

9
9
5
6
2
6
9
9
9
5
9
9
9
9
9
9
9
9
9
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
Light Rain
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

59
83
95
95
95
81
50
1
16
35
1
15
92
17
11
54
60
43
56
59
24
74
85
95

Precipitation Amount (mm)

0
0.4
1.9
1.2
2.4
0.8
0.4
0
0
0.2
0
0
1
0
0
0.2
0.3
0
0.3
0.3
0
0.3
0.6
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
27
28
28
27
26
24
23
22
21
20
20
20
20
19
20
22
22
23
24
24
26
26
25

Feels Like (°C)

30
26
26
28
28
27
25
24
23
23
22
22
21
21
21
21
24
23
24
26
26
27
27
26

Dew Point (°C)

12
8
18
25
26
25
23
22
21
20
19
19
19
19
19
19
21
21
21
21
22
20
17
13

Relative Humidity (%)

34
31
57
86
90
92
94
95
94
93
93
93
95
96
96
95
91
94
92
80
87
67
55
46

Pressure (mb)

1017
1017
1016
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1015
1015
1014
1014
1013
1013
1012

Ozone (du)

341
340
339
335
337
336
337
339
341
343
343
342
343
340
341
344
343
343
345
348
351
351
348
347

Sunday 31

Full Moon 100%

22:15

05:25

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:23, Set: 21:23, Transit: 13:24. Moon - Rise: 22:15, Set: 05:25. Civil Dark: 22:05 - 04:41. Nautical Dark: 23:03 - 03:42. Astro Dark: 00:45 - 01:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
92
80
75
65
70
66
72
62
62
64
61
61
63
84
89
69
99

Low Clouds (% Sky Obscured)

79
64
48
44
45
46
45
35
27
19
30
55
65
59
41
32
38
42
47
36
27
15
18
22

Medium Clouds (% Sky Obscured)

95
97
67
100
100
100
100
87
72
60
44
9
3
0
0
0
7
12
15
17
20
27
37
40

High Clouds (% Sky Obscured)

100
100
100
100
100
100
76
47
23
13
5
9
12
24
37
49
33
16
0
22
51
73
69
91

ISS Passover

Visibility (miles)

9
9
6
9
6
9
3
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

Ice pellet
Ice pellet
Ice pellet
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
71
60
53
36
28
17
14
5
19
9
2
4
5
4
4
0
0
0
0

Precipitation Amount (mm)

1.5
0.8
2.4
2.4
1.1
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
18
17
19
19
18
17
16
16
16
15
14
13
13
14
14
13
11
10
9
8
7
7
7

Relative Humidity (%)

49
73
74
85
89
92
92
89
90
93
90
89
86
86
89
89
79
66
57
49
43
39
37
36

Pressure (mb)

1012
1012
1012
1013
1013
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

345
342
343
343
341
341
344
353
364
367
367
367
364
358
352
351
350
349
348
347
345
346
347
346

Monday 1

Waning Gibbous 97%

23:09

06:16

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:23, Set: 21:24, Transit: 13:24. Moon - Rise: 23:09, Set: 06:16. Civil Dark: 22:06 - 04:41. Nautical Dark: 23:05 - 03:41. Astro Dark: 00:51 - 01:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
98
98
99
100
100
100
100
100
100
96
91
87
91
96

Low Clouds (% Sky Obscured)

25
25
22
21
14
7
0
11
21
30
32
32
39
43
47
44
22
39
57
60
62
65
57
51

Medium Clouds (% Sky Obscured)

47
46
42
37
24
19
20
19
19
20
75
89
89
98
98
97
99
97
96
87
77
68
78
89

High Clouds (% Sky Obscured)

99
99
100
100
100
100
100
75
53
35
41
46
52
65
80
100
100
99
99
70
40
3
33
67

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
4
5

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

Precipitation Probability (%)

0
0
0
0
5
16
16
17
15
9
14
20
18
25
38
55
37
44
52
47
47
41
83
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0
0
0
0.5
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
21
20
20
19
19
18
17
17
16
16
15
16
16
15
16
17
17
18
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

36
37
39
45
52
59
60
62
63
64
66
67
71
73
72
69
66
70
73
74
76
77
79
82

Pressure (mb)

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

Ozone (du)

344
341
336
335
335
334
335
335
335
337
338
341
345
350
354
357
361
361
361
361
361
361
361
362

Tuesday 2

Waning Gibbous 94%

23:53

07:17

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:22, Set: 21:25, Transit: 13:24. Moon - Rise: 23:53, Set: 07:17. Civil Dark: 22:07 - 04:40. Nautical Dark: 23:06 - 03:40. Astro Dark: 00:57 - 01:42

Total Clouds (% Sky Obscured)

100
93
86
80
86
93
100
100
100
100
100
100
100
95
89
85
85
88
90
93
95
98
81
63

Low Clouds (% Sky Obscured)

46
53
58
61
50
36
23
29
35
41
50
54
59
55
49
42
48
53
55
53
52
52
48
47

Medium Clouds (% Sky Obscured)

99
93
86
80
86
93
100
100
100
100
100
100
100
95
89
85
85
88
90
87
77
67
45
23

High Clouds (% Sky Obscured)

100
71
42
13
42
71
100
100
100
100
100
100
100
87
70
60
65
65
55
47
40
32
22
13

ISS Passover

Visibility (miles)

7
9
8
6
5
6
8
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

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

Precipitation Probability (%)

95
95
95
83
59
51
41
34
33
13
30
39
33
39
42
32
41
47
44
41
50
45
50
55

Precipitation Amount (mm)

1.3
1
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
19
18
18
17
16
16
15
15
15
15
14
14
14
14
15
15
16
17
18
19
20
20

Feels Like (°C)

20
20
20
19
19
17
17
17
16
16
16
15
14
14
14
14
14
15
15
15
15
15
14
19

Dew Point (°C)

17
17
17
17
17
16
16
15
15
14
14
14
14
14
13
13
13
13
12
12
11
10
9
10

Relative Humidity (%)

84
88
89
90
93
93
95
95
95
95
95
95
96
96
93
93
90
83
75
68
62
56
51
55

Pressure (mb)

1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1007
1007
1007
1006

Ozone (du)

363
365
364
363
362
363
364
365
367
368
370
371
373
374
376
377
379
381
383
385
391
397
404
391

Wednesday 3

Waning Gibbous 88%

00:27

08:25

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
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:21, Set: 21:26, Transit: 13:24. Moon - Rise: 00:27, Set: 08:25. Civil Dark: 22:08 - 04:39. Nautical Dark: 23:08 - 03:39. Astro Dark: 01:06 - 01:25

Total Clouds (% Sky Obscured)

46
63
79
96
96
95
95
95
95
96
97
99
100
95
91
88
83
79
75
82
88
93

Low Clouds (% Sky Obscured)

46
43
37
29
27
23
21
25
34
39
50
60
61
67
76
84
72
60
48
42
36
30

Medium Clouds (% Sky Obscured)

1
4
8
11
13
21
28
39
48
66
76
72
77
54
33
20
30
39
48
56
61
69

High Clouds (% Sky Obscured)

11
38
64
95
96
95
95
95
95
96
97
92
96
69
46
32
43
43
39
39
36
27

ISS Passover

Visibility (miles)

8
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

56
60
63
61
47
41
33
33
61
52
77
91
69
61
55
37
43
46
44
46
43
35

Precipitation Amount (mm)

0.2
0.3
0.3
0.3
0
0
0
0
0.4
0.2
0.4
0.7
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
18
18
17
16
15
15
14
14
14
14
14
14
15
15
16
17
18
19
19

Feels Like (°C)

19
18
18
18
19
18
18
18
18
17
17
15
14
14
14
13
13
15
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

58
62
67
69
73
76
79
82
83
84
86
84
84
83
82
83
82
79
79
78
71
65

Pressure (mb)

1006
1006
1006
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1007

Ozone (du)

378
365
361
358
354
353
351
350
349
348
347
347
346
346
346
347
347
349
351
352
356
359

Forecast for Mannheim, Karlsruhe Region, Germany (49.49,8.47)

Generated: 28/05/26 16:31:04. Forecast: 28/05/26 to 03/06/26. Timezone: UTC+2.00