Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waxing Crescent 47%

11:47

01:15

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:46, Set: 16:48, Transit: 12:47. Moon - Rise: 11:47, Set: 01:15. Civil Dark: 17:27 - 08:06. Nautical Dark: 18:10 - 07:24. Astro Dark: 18:51 - 06:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
89
100
100
100
100
100
93
88
78
68
51
96
100
100
100
100
100
85

Low Clouds (% Sky Obscured)

64
55
55
51
56
79
81
57
88
100
100
100
86
77
67
68
51
45
56
66
73
74
82
55

Medium Clouds (% Sky Obscured)

23
54
83
85
100
100
61
40
97
66
55
45
37
22
11
0
0
94
100
100
100
100
100
70

High Clouds (% Sky Obscured)

100
100
100
100
100
100
2
91
89
100
20
8
3
0
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
3
9
6
9
4
2
8
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
Very Light Rain
Very Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
4
6
7
10
59
62
80
44
54
49
38
15
12
5
9
34
46
54
66
39
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.2
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

16
18
17
22
22
23
24
25
25
27
30
31
28
26
25
22
20
19
17
17
17
17
13
14

Chance of Frost

Temperature (°C)

11
11
10
10
10
10
10
11
11
11
10
7
6
6
5
5
5
5
5
5
5
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
83
81
80
77
76
73
83
72
83
82
86
82
76
72
70
76
79
83
88
91
83
79

Pressure (mb)

985
984
983
983
982
982
981
980
979
977
978
981
984
986
988
990
991
992
992
993
993
993
993
994

Ozone (du)

277
273
275
275
280
289
299
302
300
298
291
303
305
309
315
319
333
333
331
337
343
346
355
360

Tuesday 7

First Quarter 59%

12:00

02:42

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:46, Set: 16:49, Transit: 12:47. Moon - Rise: 12:00, Set: 02:42. Civil Dark: 17:29 - 08:06. Nautical Dark: 18:11 - 07:23. Astro Dark: 18:52 - 06:43

Total Clouds (% Sky Obscured)

100
100
98
100
91
81
78
65
87
62
60
66
64
97
79
61
43
38
55
56
63
61
56
50

Low Clouds (% Sky Obscured)

67
61
87
67
61
74
58
53
75
55
59
63
64
76
65
36
33
31
51
56
63
61
56
50

Medium Clouds (% Sky Obscured)

100
100
92
100
72
51
42
13
41
26
22
30
7
92
44
42
30
30
33
17
0
0
0
0

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
9
9
9
9
9
0
0
1
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
Sleet
Very Light Rain
None
None
Light Rain
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
14
6
18
3
4
8
23
37
54
52
37
35
94
95
30
5
11
27
18
16
2
5
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0.7
1.6
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
72
72
75
77
77
75
75
72
67
66
73
79
98
100
96
82
77
83
85
86
84
81

Pressure (mb)

994
995
995
996
997
997
998
998
999
998
998
999
999
999
999
999
1000
1001
1001
1001
1002
1002
1002
1002

Ozone (du)

367
379
385
389
393
391
391
389
384
377
371
363
356
346
344
353
357
356
357
361
365
366
369
370

Wednesday 8

Waxing Gibbous 70%

12:15

No Set

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:45, Set: 16:51, Transit: 12:48. Moon - Rise: 12:15, Set: No Set. Civil Dark: 17:30 - 08:06. Nautical Dark: 18:13 - 07:23. Astro Dark: 18:53 - 06:42

Total Clouds (% Sky Obscured)

56
81
79
79
68
96
100
100
100
100
100
100
100
100
100
100
97
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
64
73
70
68
67
50
42
43
34
27
0
0
27
10
0
24
44
28
0
40
60
80
100

Medium Clouds (% Sky Obscured)

0
5
6
11
0
48
55
87
100
100
100
100
100
97
96
95
96
97
100
100
100
100
97
100

High Clouds (% Sky Obscured)

8
35
0
0
0
64
100
100
100
100
100
100
100
100
100
100
76
30
24
100
100
100
86
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
0
0
0
1
2
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
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

9
0
0
0
0
0
0
0
0
0
0
0
3
6
28
54
88
95
65
34
23
29
42
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.5
0.6
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
10
10
9
10
10
10
9
9
7
6
5
5
5
5
5
4
4
5
5
5
5
7

Chance of Frost

Temperature (°C)

2
2
1
1
1
1
1
2
2
3
3
3
3
3
2
2
2
1
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
83
86
86
88
88
86
88
88
86
88
88
88
86
89
96
98
100
100
98
98
98
96

Pressure (mb)

1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1002
1001
1001
1001
1001
1000
1000
1000
999
999
999
999
999
998

Ozone (du)

356
347
337
334
334
342
347
342
346
347
341
333
333
334
333
329
334
346
351
354
362
366
364
363

Thursday 9

Waxing Gibbous 80%

12:35

04:11

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:45, Set: 16:52, Transit: 12:48. Moon - Rise: 12:35, Set: 04:11. Civil Dark: 17:31 - 08:05. Nautical Dark: 18:14 - 07:23. Astro Dark: 18:54 - 06:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
88
76
56
65
70
72
69
71
80
84
79
80
79
78
77

Low Clouds (% Sky Obscured)

99
98
97
92
87
81
75
70
65
60
56
51
58
65
72
68
65
62
61
60
58
55
52
49

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
97
96
88
67
14
16
20
20
22
28
34
53
33
31
33
33
34

High Clouds (% Sky Obscured)

100
63
55
58
67
50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

49
46
47
50
52
67
63
71
63
33
21
13
16
14
15
17
19
19
25
23
12
22
23
19

Precipitation Amount (mm)

0
0
0.1
0.1
0.1
0.3
0.2
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
94
93
93
96
98
100
89
66
63
66
64
67
72
73
74
76
76
74
76
79
77

Pressure (mb)

998
998
998
998
999
1000
1000
1001
1002
1003
1004
1005
1006
1008
1009
1010
1011
1012
1013
1013
1014
1015
1015
1016

Ozone (du)

361
367
369
363
363
364
374
384
384
377
372
373
374
376
381
383
378
372
366
364
359
352
341
337

Friday 10

Waxing Gibbous 89%

13:03

05:41

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:44, Set: 16:53, Transit: 12:49. Moon - Rise: 13:03, Set: 05:41. Civil Dark: 17:33 - 08:05. Nautical Dark: 18:15 - 07:22. Astro Dark: 18:55 - 06:42

Total Clouds (% Sky Obscured)

77
75
67
67
60
68
62
67
67
59
52
44
52
59
65
49
43
40
44
47
51
54
55
56

Low Clouds (% Sky Obscured)

57
63
66
66
60
68
60
57
51
45
41
35
40
46
51
41
35
30
36
42
41
42
45
47

Medium Clouds (% Sky Obscured)

21
10
2
12
3
2
5
12
22
53
47
38
29
42
45
49
43
40
44
40
26
17
10
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
5
4
10
10
5
0
5
8
6
4
7
8
12
8
6
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
7
8
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 (%)

24
19
27
22
13
6
22
28
34
30
21
10
13
4
0
6
7
3
5
7
2
4
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
83
85
89
89
88
86
82
76
76
80
86
91
91
89
89
89
88
88
86
86
84
86

Pressure (mb)

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

Ozone (du)

334
331
329
327
327
325
328
328
327
325
325
326
329
329
329
330
327
325
323
323
324
325
327
329

Saturday 11

Waxing Gibbous 95%

13:45

07:04

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

Sun - Rise: 08:43, Set: 16:55, Transit: 12:49. Moon - Rise: 13:45, Set: 07:04. Civil Dark: 17:34 - 08:04. Nautical Dark: 18:16 - 07:22. Astro Dark: 18:57 - 06:41

Total Clouds (% Sky Obscured)

53
51
49
52
54
56
58
59
49
38
27
22
22
26
33
34
35
33
37
39
42
48
54
60

Low Clouds (% Sky Obscured)

44
42
40
45
50
56
48
40
29
21
17
14
17
17
24
26
25
27
31
35
40
48
54
60

Medium Clouds (% Sky Obscured)

1
2
2
1
0
0
4
8
11
8
5
2
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
4
3
2
1
6
12
17
12
7
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 (%)

13
17
11
18
24
31
26
17
5
10
11
0
3
6
3
2
2
1
5
4
1
6
6
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
81
80
81
81
82
79
76
75
76
79
79
80
82
80
80
80
80
78
78
77
80
82

Pressure (mb)

1023
1023
1024
1024
1025
1026
1026
1027
1027
1028
1028
1029
1029
1030
1030
1031
1032
1032
1033
1033
1033
1034
1034
1035

Ozone (du)

332
335
337
340
342
343
345
345
346
346
346
346
345
345
344
344
343
343
342
341
341
340
339
339

Sunday 12

Waxing Gibbous 99%

14:45

08:13

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
23 Bad
00 Bad

Sun - Rise: 08:42, Set: 16:56, Transit: 12:49. Moon - Rise: 14:45, Set: 08:13. Civil Dark: 17:35 - 08:04. Nautical Dark: 18:18 - 07:21. Astro Dark: 18:58 - 06:41

Total Clouds (% Sky Obscured)

60
67
71
71
71
70
73
76
79
81
86
92
91
88
88
77
66
56
63
68
70

Low Clouds (% Sky Obscured)

60
67
69
69
68
67
71
76
78
69
61
53
60
67
77
69
62
55
61
68
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
16
31
47
39
31
23
15
7
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
12
24
35
39
37
27
20
13
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

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
80
79
81
81
83
82
80
78
78
78
77
76
77
77
80
82
85
83
83

Pressure (mb)

1035
1035
1036
1036
1037
1037
1038
1038
1038
1039
1039
1039
1039
1040
1040
1040
1040
1041
1041
1041
1041

Ozone (du)

338
340
342
344
345
345
346
342
338
334
332
329
326
323
319
316
315
314
313
311
310

Forecast for Sterrenburg, Gemeente Dordrecht, Netherlands (51.78,4.67)

Generated: 06/01/25 04:08:47. Forecast: 06/01/25 to 12/01/25. Timezone: UTC+1.00