Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 17

Waxing Crescent 5%

06:04

23:05

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
19 Bad
20 Bad

Sun - Rise: 05:35, Set: 21:19, Transit: 13:28. Moon - Rise: 06:04, Set: 23:05. Civil Dark: 22:01 - 04:53. Nautical Dark: 22:58 - 03:55. Astro Dark: 00:29 - 02:21

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
96
97
97
97
87
61
59
30

Low Clouds (% Sky Obscured)

72
66
62
58
55
66
87
87
78
86
100
100
100
95
72
65
37
53
34
59
63
61
42
2

Medium Clouds (% Sky Obscured)

100
73
96
56
54
57
62
47
93
100
100
100
100
99
100
100
96
93
91
95
79
50
53
30

High Clouds (% Sky Obscured)

100
97
100
100
92
100
100
100
100
82
95
98
11
87
65
53
36
71
4
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
5
5
5
9
2
9
9
7
9
5
9
9
9
4
6
7

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

Precipitation Probability (%)

60
60
15
24
32
19
36
65
95
80
89
95
95
78
79
66
61
51
44
42
58
65
54
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.6
0.3
0.5
0.6
1
0.4
0.6
0.3
0.3
0
0
0
0.3
0.4
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
9
8
9
9
9
9
9
9
9
8
8
7
7
6
3
3
7
10
9

Relative Humidity (%)

77
80
83
85
87
93
91
91
91
98
98
98
98
96
90
84
78
72
63
51
48
71
89
90

Pressure (mb)

1013
1014
1013
1013
1013
1013
1012
1012
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1013
1014
1014
1015

Ozone (du)

390
392
395
397
401
402
402
403
403
406
407
408
410
411
413
411
409
411
413
414
413
412
413
417

Monday 18

Waxing Crescent 11%

07:09

00:20

21 Bad
22 OK
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 OK
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

Sun - Rise: 05:34, Set: 21:21, Transit: 13:28. Moon - Rise: 07:09, Set: 00:20. Civil Dark: 22:03 - 04:51. Nautical Dark: 23:01 - 03:53. Astro Dark: 00:34 - 02:15

Total Clouds (% Sky Obscured)

25
18
49
58
43
16
28
25
23
36
100
100
100
100
97
100
100
94
95
100
100
100
100
98

Low Clouds (% Sky Obscured)

6
0
7
41
43
16
17
21
20
4
4
0
8
28
38
62
44
48
77
69
48
64
81
92

Medium Clouds (% Sky Obscured)

25
18
49
57
3
0
6
0
0
17
39
45
54
83
96
100
99
94
95
98
76
96
30
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
2
18
100
100
100
100
21
44
100
35
60
100
5
54
0
1

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

28
6
5
6
1
0
0
0
0
0
0
0
0
5
30
56
63
60
44
27
33
34
42
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
8
8
7
7
7
7
6
6
7
9
10
11
13
13
13
12
12
12
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
96
96
96
96
98
96
98
96
91
87
80
66
64
76
84
87
90
89
92
90
90

Pressure (mb)

1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

421
411
397
390
386
380
378
378
374
372
369
368
367
366
365
363
363
364
367
372
378
378
376
374

Tuesday 19

Waxing Crescent 20%

08:31

01:15

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
19 Bad
20 Bad

Sun - Rise: 05:32, Set: 21:22, Transit: 13:28. Moon - Rise: 08:31, Set: 01:15. Civil Dark: 22:04 - 04:50. Nautical Dark: 23:03 - 03:51. Astro Dark: 00:41 - 02:08

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
99
86
61
71
73
73
76
100
100
100
100
99
96
95
95
92
89
89

Low Clouds (% Sky Obscured)

100
91
83
70
77
64
80
78
61
71
61
73
76
73
54
62
62
71
79
89
82
76
70
70

Medium Clouds (% Sky Obscured)

72
62
100
89
71
88
45
24
0
1
20
30
51
100
100
87
81
72
45
32
30
25
21
18

High Clouds (% Sky Obscured)

1
50
86
93
95
22
13
2
0
1
8
2
3
72
67
70
16
30
2
0
0
0
1
15

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
5
6
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
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

47
14
24
42
49
70
70
26
3
0
0
0
4
39
52
52
63
61
70
81
73
74
56
42

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
10
11
12
12
14
14
15
15
14
15
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
93
96
96
98
98
96
96
93
90
80
67
62
60
58
63
71
64
75
76
83
86

Pressure (mb)

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

Ozone (du)

375
376
378
378
376
377
378
381
379
374
372
372
370
370
372
371
364
360
356
352
350
349
354
353

Wednesday 20

Waxing Crescent 31%

09:59

01:51

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
19 OK
20 OK

Sun - Rise: 05:31, Set: 21:23, Transit: 13:28. Moon - Rise: 09:59, Set: 01:51. Civil Dark: 22:06 - 04:48. Nautical Dark: 23:05 - 03:48. Astro Dark: 00:48 - 02:00

Total Clouds (% Sky Obscured)

86
82
88
93
96
98
98
98
98
97
96
95
94
94
89
86
82
78
74
74
64
56
47
38

Low Clouds (% Sky Obscured)

70
70
71
72
70
76
77
79
71
63
54
58
61
65
58
51
44
43
42
39
30
21
11
7

Medium Clouds (% Sky Obscured)

18
15
49
26
26
19
20
20
17
21
21
28
31
26
31
44
82
25
29
22
20
16
14
9

High Clouds (% Sky Obscured)

15
15
34
56
67
70
69
66
47
27
7
7
2
2
1
1
0
1
2
3
2
1
0
5

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 (%)

21
14
6
4
5
3
2
1
6
2
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
5
5
6
6
6
5
5
5
6
5
6
6
6
7
7
7
7
6
6
5
5
3
2

Chance of Frost

Temperature (°C)

13
13
13
13
12
12
11
11
11
11
12
13
13
15
16
17
19
19
20
20
21
20
20
18

Feels Like (°C)

13
12
13
12
12
12
10
10
11
9
11
12
12
14
15
16
17
18
19
19
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

90
95
96
96
96
96
98
98
98
98
96
93
86
75
63
56
52
48
45
44
44
45
55
64

Pressure (mb)

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

Ozone (du)

345
342
340
337
336
337
337
338
337
337
336
335
334
333
333
333
333
332
332
333
332
331
330
328

Thursday 21

Waxing Crescent 42%

11:26

02:15

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

Sun - Rise: 05:30, Set: 21:25, Transit: 13:28. Moon - Rise: 11:26, Set: 02:15. Civil Dark: 22:08 - 04:47. Nautical Dark: 23:07 - 03:46. Astro Dark: 00:56 - 01:48

Total Clouds (% Sky Obscured)

17
5
4
2
2
3
5
11
29
32
31
43
40
36
28
19
13
10
10
11
14
17
19
21

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
41
36
32
26
19
11
10
8
6
2
2
1
1

Medium Clouds (% Sky Obscured)

5
2
1
1
0
0
0
0
0
0
0
10
17
21
21
13
10
5
3
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
3
4
12
20
26
0
0
0
28
19
13
10
10
5
4
2
1
2

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
1
2
1
0
0
2
1
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)

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

Chance of Frost

Temperature (°C)

16
16
15
14
14
13
13
13
12
13
14
16
18
19
21
22
23
24
24
25
25
24
23
21

Feels Like (°C)

16
17
16
15
15
14
14
13
13
13
14
17
17
18
18
19
19
21
26
25
25
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

68
74
78
79
80
79
79
80
81
79
76
67
58
50
43
39
35
32
31
32
32
37
45
53

Pressure (mb)

1028
1028
1029
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027

Ozone (du)

326
326
326
326
325
325
325
324
324
324
325
327
326
325
324
324
324
325
326
327
328
328
328
327

Friday 22

Waxing Crescent 53%

12:49

02:33

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

Sun - Rise: 05:29, Set: 21:26, Transit: 13:28. Moon - Rise: 12:49, Set: 02:33. Civil Dark: 22:09 - 04:46. Nautical Dark: 23:10 - 03:44. Astro Dark: 01:08 - N/A

Total Clouds (% Sky Obscured)

23
23
24
24
25
27
28
30
37
42
48
56
67
77
64
48
33
32
30
32
26
24
23
14

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
6
12
14
16
18
19
15
13
12
14
17
20
18
15
16
22
16
17
12
8
8
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
22
21
21
20
20
16
16
16
16
15
15
18
19
19
19
20
20
27
26
25
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

56
60
63
64
66
68
70
73
75
73
71
68
60
54
48
43
39
35
35
34
34
41
48
55

Pressure (mb)

1027
1027
1028
1027
1027
1027
1027
1027
1027
1027
1027
1028
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025

Ozone (du)

328
328
328
328
328
328
327
326
325
326
326
326
328
330
332
332
332
333
333
333
334
334
335
336

Saturday 23

First Quarter 64%

14:07

02:46

21 Good
22 Good
23 Good
00 Good
01 Good
02 OK
03 OK
04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad

Sun - Rise: 05:28, Set: 21:28, Transit: 13:28. Moon - Rise: 14:07, Set: 02:46. Civil Dark: 22:11 - 04:44. Nautical Dark: 23:12 - 03:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

9
5
4
2
1
12
27
44
36
28
25
26
34
43
45
50
53

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
13

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

5
4
3
2
1
12
27
44
36
28
25
26
34
40
29
25
24

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
13
13
13
13
13
13
13
13
13
12
10
9
8
8

Relative Humidity (%)

61
68
74
79
85
89
92
92
93
89
85
82
68
56
47
43
40

Pressure (mb)

1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

338
340
343
340
338
336
334
332
330
329
327
326
326
325
325
325
325

Forecast for Velbert, Düsseldorf District, Germany (51.34,7.04)

Generated: 17/05/26 21:05:11. Forecast: 17/05/26 to 23/05/26. Timezone: UTC+2.00