Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Gibbous 95%

21:25

02:27

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
16 Bad
17 Bad

Sun - Rise: 05:46, Set: 21:09, Transit: 13:25. Moon - Rise: 21:25, Set: 02:27. Civil Dark: 22:08 - 04:47. Nautical Dark: 23:43 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
72
82
86
79
82
86
89
89
82
81
87
94
96
99
100
100
99
100
96
94
99
100
100

Low Clouds (% Sky Obscured)

64
72
77
86
79
81
86
88
87
79
78
85
93
96
99
100
100
99
100
95
93
98
100
95

Medium 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
26
55

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
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
5
6
9
9
6
5
0
1
1
0
1
1
0
2
3
0
1
2
3
1
4

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
9
5
6
4
4
4
4
3
3
3
3
2
3
2
3
4
5
6
7
8
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
6
5
5
5
4
4
4
3
3
3
3
3
4
5
5
5
5
6
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

76
81
82
84
85
87
88
90
86
85
85
85
85
85
82
82
81
81
81
77
77
74
74
74

Pressure (mb)

1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

342
342
343
344
343
342
342
341
341
341
341
340
339
339
337
337
337
338
339
341
343
346
346
346

Wednesday 26

Waxing Gibbous 99%

21:06

04:22

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
16 Bad
17 Bad

Sun - Rise: 05:49, Set: 21:05, Transit: 13:25. Moon - Rise: 21:06, Set: 04:22. Civil Dark: 22:04 - 04:51. Nautical Dark: 23:36 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
97
98
100
100
100
100
100
98
94
90
93
98
99
97
99
93
70
56
53
50
65
73
69

Low Clouds (% Sky Obscured)

90
86
96
100
100
100
100
100
97
92
81
86
97
99
95
99
93
70
56
53
50
65
73
69

Medium Clouds (% Sky Obscured)

51
44
47
48
43
40
43
37
44
52
53
49
39
31
27
23
21
17
17
18
23
22
23
20

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
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
1
1
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
3
6
3
6
9
14
22
38
52
55
47
40
32
21
20
14
14
10
7
9
3
5
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
75
78
78
76
78
78
79
81
83
86
85
79
76
74
69
66
59
54
50
48
47
48

Pressure (mb)

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

Ozone (du)

347
349
350
351
351
351
353
354
354
351
350
350
350
350
351
349
347
346
345
344
345
345
344
344

Thursday 27

Waxing Gibbous 100%

20:52

06:08

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

Sun - Rise: 05:52, Set: 21:01, Transit: 13:25. Moon - Rise: 20:52, Set: 06:08. Civil Dark: 21:59 - 04:55. Nautical Dark: 23:28 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

69
67
67
72
65
49
33
38
51
51
47
47
44
46
38
42
37
36
38
30
35
31
37
38

Low Clouds (% Sky Obscured)

69
67
67
68
65
49
33
38
51
51
47
47
44
46
33
38
37
36
38
30
35
31
37
38

Medium Clouds (% Sky Obscured)

21
23
23
20
2
0
0
0
0
0
0
0
0
8
10
12
14
13
18
26
30
27
25
19

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
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
2
2
2
2
2
2
2
2
2
2
2
2

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
5
7
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
7
6
6
5
5
4
3
3
2
2
2
2
4
7
8
8
9
9
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

53
58
68
76
81
79
82
82
85
83
85
86
86
83
73
67
61
56
52
50
48
48
48
49

Pressure (mb)

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

Ozone (du)

344
344
345
347
348
348
348
347
347
347
344
343
343
344
344
344
343
342
342
343
342
342
342
344

Friday 28

Full Moon 99%

20:40

07:51

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
16 Bad
17 Bad

Sun - Rise: 05:55, Set: 20:57, Transit: 13:25. Moon - Rise: 20:40, Set: 07:51. Civil Dark: 21:55 - 04:58. Nautical Dark: 23:22 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

51
70
75
65
76
76
76
79
84
88
90
90
93
92
93
93
93
89
82
76
72
82
91
100

Low Clouds (% Sky Obscured)

51
70
75
65
76
76
76
79
84
88
90
90
88
88
82
82
84
83
75
71
71
80
85
90

Medium Clouds (% Sky Obscured)

38
58
75
65
76
75
59
45
27
25
26
30
31
27
26
27
25
20
12
6
0
13
51
64

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
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

10
10
7
11
9
1
3
5
5
6
6
4
5
5
0
1
2
2
7
9
20
24
17
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
62
75
85
90
88
88
88
88
90
89
88
88
88
81
75
69
64
61
58
57
59
63
69

Pressure (mb)

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

Ozone (du)

345
345
346
346
345
344
342
339
338
338
338
337
336
336
335
334
334
335
334
334
334
335
336
337

Saturday 29

Waning Gibbous 96%

20:29

09:34

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
16 Bad
17 Bad

Sun - Rise: 05:58, Set: 20:54, Transit: 13:24. Moon - Rise: 20:29, Set: 09:34. Civil Dark: 21:51 - 05:02. Nautical Dark: 23:15 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
95
93
93
92
92
92
92
92
87
81
75
86
87
89
89
91
93
94
93
92
91
91
91

Low Clouds (% Sky Obscured)

83
73
68
67
69
69
73
75
77
71
65
60
84
85
87
89
91
93
84
73
65
61
58
54

Medium Clouds (% Sky Obscured)

58
29
24
29
33
29
26
22
18
15
10
5
19
11
13
14
15
16
14
13
16
19
23
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
4
25
22
21
22
23
26
20
13
7
22
35
46

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
12
13
14
13
14
14
10
9
9
5
2
4
4
5
7
7
2
4
7
12
12
7
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)

11
11
10
8
7
7
6
6
5
5
4
4
4
4
5
6
8
10
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
3
4
3
2
3
3
3
3
2
3
3
2
2
2
3
3
4
3
3
2
3

Dew Point (°C)

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

Relative Humidity (%)

70
74
82
88
90
91
89
89
91
91
91
91
93
86
82
78
75
70
68
66
65
66
66
66

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

337
337
338
340
340
340
339
338
336
334
332
331
331
330
330
329
329
330
330
330
329
329
329
328

Sunday 30

Waning Gibbous 90%

20:18

11:22

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
16 Bad
17 Bad

Sun - Rise: 06:02, Set: 20:50, Transit: 13:24. Moon - Rise: 20:18, Set: 11:22. Civil Dark: 21:46 - 05:06. Nautical Dark: 23:09 - 03:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
94
95
95
93
92
90
89
85
84
82
85
89
94
100
99
98
98
97
97
96
94
93
92

Low Clouds (% Sky Obscured)

61
67
76
78
79
85
81
78
71
71
71
71
66
68
66
58
50
43
50
57
64
65
65
66

Medium Clouds (% Sky Obscured)

43
62
78
72
66
63
62
61
56
45
32
24
40
57
74
79
84
88
88
88
88
85
81
78

High Clouds (% Sky Obscured)

45
41
40
33
31
29
33
38
42
38
40
37
43
54
60
60
40
30
20
20
20
18
19
23

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

8
6
4
7
7
8
11
9
4
8
7
2
6
5
1
6
6
3
11
9
6
19
19
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
1
1
1
2
2
0
0
2
2
1
1
1
1
1
2
2
3
6
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

67
70
74
76
80
86
89
91
91
91
91
91
91
85
80
76
72
69
65
64
62
62
63
65

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007

Ozone (du)

328
328
328
327
327
327
326
327
327
328
328
327
327
328
329
330
330
330
329
329
328
327
328
329

Monday 31

Waning Gibbous 83%

20:06

13:20

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

Sun - Rise: 06:05, Set: 20:46, Transit: 13:24. Moon - Rise: 20:06, Set: 13:20. Civil Dark: 21:42 - 05:09. Nautical Dark: 23:03 - 03:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

63
58
57
61
69
74
86
86
87
83
75
67
61
52
47
53
54
61

Medium Clouds (% Sky Obscured)

82
87
94
86
79
71
75
81
87
91
96
100
100
100
100
100
99
99

High Clouds (% Sky Obscured)

34
21
1
8
13
17
23
28
28
49
73
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

33
33
28
43
44
45
44
41
46
44
47
48
41
39
40
42
35
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
4
4
5
4
4
4
4
4
4
3
3
3
3
3
3
3

Relative Humidity (%)

67
74
82
90
91
91
91
90
88
88
86
86
86
83
81
76
73
70

Pressure (mb)

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

Ozone (du)

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

Forecast for Bordeyri, Republic of Iceland (65.15,-21.06)

Generated: 25/08/26 18:28:53. Forecast: 25/08/26 to 31/08/26. Timezone: UTC+0.00