Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 50%

03:50

11:22

19 Good
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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:30, Set: 20:00, Transit: 13:16. Moon - Rise: 03:50, Set: 11:22. Civil Dark: 20:33 - 05:57. Nautical Dark: 21:14 - 05:15. Astro Dark: 21:59 - 04:30

Total Clouds (% Sky Obscured)

1
7
57
91
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
82
91

Low Clouds (% Sky Obscured)

0
0
0
0
2
2
16
12
24
33
75
75
99
99
100
100
100
71
79
52
52
40
49
49

Medium Clouds (% Sky Obscured)

1
7
57
85
77
79
84
100
100
100
100
100
100
100
100
100
100
84
69
88
87
55
11
18

High Clouds (% Sky Obscured)

1
7
57
75
97
100
88
100
100
100
100
100
100
100
100
100
100
100
100
77
100
100
56
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
3
9
2
3
3
3
6
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
33
0
0
1
3
2
2
27
80
95
95
95
77
37
15
25
5
13
1
2
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
1
2.1
1.1
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
9
8
7
6
5
6
5
5
5
6
5
5
5
5
5
6
7
9
10
11
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
57
63
62
60
62
62
62
62
64
72
90
96
94
98
96
93
87
75
58
50
44
43
48

Pressure (mb)

1018
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

393
392
389
387
387
387
387
387
389
389
391
395
395
397
402
402
402
402
403
403
402
400
396
393

Friday 10

Third Quarter 40%

04:17

12:36

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

Sun - Rise: 06:28, Set: 20:01, Transit: 13:16. Moon - Rise: 04:17, Set: 12:36. Civil Dark: 20:35 - 05:54. Nautical Dark: 21:16 - 05:13. Astro Dark: 22:02 - 04:27

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
100
99
99
73
81
75
67
80
24
13
17
45
44
29
12
19
50
78

Low Clouds (% Sky Obscured)

30
14
4
0
3
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0

Medium Clouds (% Sky Obscured)

15
2
2
22
28
100
100
99
61
68
59
31
35
28
4
2
10
29
22
8
6
12
0
8

High Clouds (% Sky Obscured)

100
100
100
99
100
100
100
85
97
60
61
64
46
50
17
10
7
23
38
29
3
2
49
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
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
3
2
2
2
3
3
3
3
3
4
4
4
3
5
6
6
6
6
6
6
7
7
7

Chance of Frost

Temperature (°C)

11
9
7
6
5
4
3
3
2
2
1
1
0
3
7
9
12
13
14
15
16
16
16
16

Feels Like (°C)

7
6
5
4
3
1
1
0
-1
-1
-2
-2
-1
2
6
8
10
11
12
12
13
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

56
68
70
71
73
76
79
82
83
86
89
92
91
77
65
58
51
45
42
39
39
40
41
47

Pressure (mb)

1018
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1016
1015
1014
1013
1013
1012
1012

Ozone (du)

388
384
382
379
376
372
370
368
366
364
364
364
363
363
362
361
362
362
360
359
360
360
362
365

Saturday 11

Waning Crescent 30%

04:38

13:52

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:26, Set: 20:03, Transit: 13:15. Moon - Rise: 04:38, Set: 13:52. Civil Dark: 20:37 - 05:52. Nautical Dark: 21:18 - 05:10. Astro Dark: 22:04 - 04:24

Total Clouds (% Sky Obscured)

80
48
100
99
91
81
95
99
99
100
100
100
100
99
100
100
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
20
36
40
79
91
87
89
92
100
100
86
90
89
88
87
87
90
93

Medium Clouds (% Sky Obscured)

15
2
51
7
65
81
95
77
99
100
100
100
100
98
86
97
87
91
97
94
91
100
100
100

High Clouds (% Sky Obscured)

75
42
100
98
47
55
3
61
66
60
100
60
59
39
66
38
22
3
3
41
42
74
82
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
3
3
9
9
9
9
9
9
6
6
7
9
7
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
13
32
53
95
95
95
77
64
36
55
47
45
43
28
30
32
43
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.6
2.4
1.1
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
12
11
10
9
8
7
8
8
8
8
7
7
7
7
7
7
8
8
9
9
8
8
8

Feels Like (°C)

13
10
8
7
6
6
5
5
6
6
6
5
5
5
5
6
5
6
6
6
6
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

56
66
66
72
77
78
77
74
71
74
82
94
94
96
94
93
91
91
90
90
91
91
91
90

Pressure (mb)

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

Ozone (du)

364
362
362
361
361
360
357
358
359
359
361
364
365
363
363
360
353
352
353
354
350
350
351
351

Sunday 12

Waning Crescent 21%

04:55

15:10

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:24, Set: 20:04, Transit: 13:15. Moon - Rise: 04:55, Set: 15:10. Civil Dark: 20:38 - 05:50. Nautical Dark: 21:20 - 05:08. Astro Dark: 22:06 - 04:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
98
98
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
97
99
100
99
97
96
94
91
88
86
85
85
84
84
83
88
91
95
95
95
95
96
97

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
97
95
95
94
94
96
98
94
99
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
90
85
68
49
33
23
17
11
9
6
4
35
65
95
97
99

ISS Passover

Visibility (miles)

9
7
6
5
5
8
9
5
3
1
0
0
0
0
0
0
0
0
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

75
80
89
92
95
85
95
94
92
86
95
95
95
77
68
60
44
35
16
31
42
54
62
71

Precipitation Amount (mm)

0.4
0.4
0.6
0.6
0.7
0.5
0.8
0.7
0.6
0.5
0.7
1
0.8
0.4
0.4
0.3
0
0
0
0
0
0.2
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
96
96
96
94
96
96
96
98
98
98
96
96
96
96
96
94
94
91
93
93
96

Pressure (mb)

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

Ozone (du)

349
348
347
348
348
347
347
348
348
349
351
352
354
357
358
358
359
359
360
360
361
361
362
363

Monday 13

Waning Crescent 13%

05:09

16:29

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:22, Set: 20:06, Transit: 13:15. Moon - Rise: 05:09, Set: 16:29. Civil Dark: 20:40 - 05:48. Nautical Dark: 21:22 - 05:05. Astro Dark: 22:09 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
95
92
89
93
96
100
100
100
100
100
100
100
96
94
92
95
97
100
99
98
96
95
93

Medium Clouds (% Sky Obscured)

100
99
99
99
99
100
94
99
98
96
97
99
100
98
98
97
98
98
98
98
99
100
100
100

High Clouds (% Sky Obscured)

100
91
84
77
86
93
100
77
57
35
25
26
26
27
23
18
43
71
100
100
100
99
71
42

ISS Passover

Visibility (miles)

9
9
9
8
9
1
5
6
2
1
1
2
5
5
7
8
9
9
9
8
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

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

Precipitation Probability (%)

69
72
85
83
73
72
69
76
86
71
56
44
54
82
79
76
70
57
38
56
67
76
84
83

Precipitation Amount (mm)

0.3
0.3
0.5
0.5
0.3
0.3
0.3
0.3
0.5
0.3
0.2
0
0.3
0.5
0.5
0.3
0.3
0
0
0
0.3
0.4
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
4
4
4
3
3
3
4
4
4
5
4
4
5
5
5
5
5
8
7
7
7

Dew Point (°C)

6
6
5
6
6
5
5
5
5
5
5
5
5
6
5
5
6
5
6
6
5
5
5
6

Relative Humidity (%)

94
96
96
98
98
100
98
98
96
100
98
98
98
98
94
94
93
88
84
80
80
80
80
84

Pressure (mb)

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

Ozone (du)

365
368
370
372
374
374
376
376
376
379
380
381
384
386
388
390
392
391
390
389
387
386
384
384

Tuesday 14

Waning Crescent 6%

05:23

17:50

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:20, Set: 20:08, Transit: 13:15. Moon - Rise: 05:23, Set: 17:50. Civil Dark: 20:42 - 05:46. Nautical Dark: 21:24 - 05:03. Astro Dark: 22:11 - 04:16

Total Clouds (% Sky Obscured)

100
99
99
99
99
99
99
99
100
100
100
100
100
99
99
98
98
97
98
94
91
88
81
75

Low Clouds (% Sky Obscured)

92
92
94
94
96
96
98
98
98
99
99
99
100
99
98
97
98
97
98
94
91
88
81
75

Medium Clouds (% Sky Obscured)

100
99
99
99
87
74
62
43
25
7
6
17
25
25
36
48
50
58
43
39
36
35
33
31

High Clouds (% Sky Obscured)

12
15
18
25
25
24
24
48
74
100
67
33
0
0
1
1
1
1
2
2
1
2
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
6
6
6
6
7
8
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

81
81
78
81
70
54
34
31
28
22
29
31
31
31
28
23
22
21
15
17
17
11
14
16

Precipitation Amount (mm)

0.4
0.4
0.4
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
93
94
96
96
96
96
96
94
93
93
93
93
93
93
91
91
91
91
91
91
93
93

Pressure (mb)

1017
1018
1018
1019
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

385
385
384
383
382
382
382
382
385
387
390
394
398
403
406
409
412
411
409
407
404
400
396
393

Wednesday 15

Waning Crescent 2%

05:37

No Set

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: 06:18, Set: 20:09, Transit: 13:14. Moon - Rise: 05:37, Set: No Set. Civil Dark: 20:44 - 05:43. Nautical Dark: 21:26 - 05:01. Astro Dark: 22:13 - 04:13

Total Clouds (% Sky Obscured)

69
69
73
75
67
60
53
63
74
85
84
83
84
88
91
94
81
69
55

Low Clouds (% Sky Obscured)

69
69
73
75
67
60
53
63
74
85
84
83
84
88
90
93
77
59
39

Medium Clouds (% Sky Obscured)

27
32
34
34
33
33
32
30
27
23
27
33
39
32
27
25
31
36
40

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

16
17
17
15
12
15
14
12
11
8
5
3
6
6
3
3
4
6
2

Precipitation Amount (mm)

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
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Chance of Frost

Temperature (°C)

9
8
8
8
8
8
7
7
6
6
6
6
6
6
8
10
12
13
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
93
93
94
94
94
96
96
96
96
94
91
87
84
76
69

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024

Ozone (du)

391
388
384
380
375
374
373
371
369
367
365
363
360
358
356
354
352
351
349

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 09/04/26 19:00:12. Forecast: 09/04/26 to 15/04/26. Timezone: UTC+2.00