Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Gibbous 95%

21:14

02:40

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
21 Bad
22 Bad

Sun - Rise: 05:57, Set: 21:14, Transit: 13:35. Moon - Rise: 21:14, Set: 02:40. Civil Dark: 22:12 - 04:58. Nautical Dark: 23:49 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

94
98
100
100
100
100
97
97
100
100
100
100
100
99
99
89
95
100
92
98
77
76
72
76

Medium Clouds (% Sky Obscured)

0
14
13
13
14
11
10
9
8
8
9
13
16
14
13
12
2
22
45
40
40
44
39
40

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 (%)

10
15
22
32
18
10
13
13
17
19
26
29
29
16
14
8
7
7
15
12
21
18
22
13

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)

9
9
9
10
13
13
13
13
12
12
12
12
12
12
13
13
14
13
13
14
15
15
15
14

Chance of Frost

Temperature (°C)

9
9
9
9
9
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
8
8
8

Feels Like (°C)

4
4
4
4
4
3
3
3
3
3
3
4
4
4
4
3
3
3
3
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

84
84
82
84
85
87
87
85
87
87
87
87
85
85
84
82
81
81
81
80
80
78
77
77

Pressure (mb)

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

Ozone (du)

341
340
339
340
341
342
343
344
345
346
347
347
346
347
348
348
348
348
348
348
349
350
351
351

Wednesday 26

Waxing Gibbous 99%

21:01

04:34

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

Sun - Rise: 06:00, Set: 21:10, Transit: 13:35. Moon - Rise: 21:01, Set: 04:34. Civil Dark: 22:08 - 05:02. Nautical Dark: 23:42 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
95
83
84
66
67
64
56
48
50
37
17
3
12
45
38
36
39
35
55
73
87
88

Low Clouds (% Sky Obscured)

80
80
83
77
82
66
67
64
56
48
50
37
17
1
11
45
38
36
39
35
54
70
83
77

Medium Clouds (% Sky Obscured)

40
37
29
28
30
22
28
27
11
4
4
2
0
0
0
0
0
0
0
0
0
0
1
12

High Clouds (% Sky Obscured)

0
0
0
0
1
3
1
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 (%)

9
12
4
2
1
6
0
6
6
0
0
0
0
0
1
1
0
1
2
8
8
10
9
12

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)

13
12
12
11
11
10
9
8
7
7
7
6
6
6
5
5
6
7
8
8
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
75
75
74
74
74
74
73
73
68
66
65
63
61
61
63
67
72
74
74
75
78
79

Pressure (mb)

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

Ozone (du)

351
351
352
353
352
350
348
346
346
347
348
347
347
346
345
345
346
347
348
350
351
351
351
350

Thursday 27

Waxing Gibbous 100%

20:49

06:19

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
21 Bad
22 Bad

Sun - Rise: 06:03, Set: 21:06, Transit: 13:35. Moon - Rise: 20:49, Set: 06:19. Civil Dark: 22:03 - 05:06. Nautical Dark: 23:35 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
92
87
81
95
100
100
100
98
95
87
88
76
68
78
83
92
96
93
92
91
85
73
61

Low Clouds (% Sky Obscured)

80
82
71
81
86
97
90
80
81
78
69
73
70
65
61
65
63
62
60
61
62
63
58
54

Medium Clouds (% Sky Obscured)

13
22
22
28
35
35
30
25
21
16
10
7
1
0
3
3
3
4
9
13
20
34
32
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
11
31
36
37
37
28
21
12
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Very Light Rain
Light Rain
Very Light Rain
Very 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 (%)

16
43
57
46
41
51
33
18
7
10
9
19
26
18
16
12
5
8
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
5
6
6
6
5
5
6
5
6
6
6
6
6
6
6
5
5
4
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

79
79
78
77
78
81
79
79
79
79
75
73
70
72
74
74
74
75
75
77
77
77
75
72

Pressure (mb)

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

Ozone (du)

350
349
349
349
349
350
352
352
352
352
352
351
350
350
350
350
350
351
352
352
352
352
351
349

Friday 28

Full Moon 99%

20:39

08:02

23 OK
00 OK
01 OK
02 OK
03 OK
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

Sun - Rise: 06:06, Set: 21:03, Transit: 13:34. Moon - Rise: 20:39, Set: 08:02. Civil Dark: 21:59 - 05:09. Nautical Dark: 23:28 - 03:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
46
44
44
47
51
52
65
74
82
77
72
66
75
84
94
94
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

48
46
44
42
42
42
41
39
36
34
40
47
53
60
68
75
76
76
77
76
76
75
76
78

Medium Clouds (% Sky Obscured)

4
3
3
3
4
5
7
21
39
55
44
34
25
33
33
32
28
34
30
30
30
30
30
30

High Clouds (% Sky Obscured)

0
0
0
0
4
8
13
37
62
82
61
35
10
26
45
62
77
88
100
100
95
95
90
85

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
1
3
7
8
13
18
19
23
23
22
23
22

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
69
69
70
70
71
72
72
72
70
69
67
68
66
66
67
64
63
61
61
61
61
65
66

Pressure (mb)

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

Ozone (du)

347
346
345
346
346
346
346
346
346
346
345
345
345
345
345
344
343
343
342
340
339
339
339
339

Saturday 29

Waning Gibbous 96%

20:28

09:44

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
21 OK
22 OK

Sun - Rise: 06:09, Set: 20:59, Transit: 13:34. Moon - Rise: 20:28, Set: 09:44. Civil Dark: 21:55 - 05:13. Nautical Dark: 23:22 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
96
100
96
91
90
90
89
89
90
91
94
95
89
80
72
65
59
53
53
54
54
36
19

Low Clouds (% Sky Obscured)

79
79
80
80
78
76
74
68
62
56
52
48
45
47
50
47
30
15
1
14
27
41
27
14

Medium Clouds (% Sky Obscured)

20
20
25
20
20
19
19
28
27
31
36
37
38
32
20
16
11
11
11
7
4
6
3
2

High Clouds (% Sky Obscured)

80
80
86
86
70
50
30
31
31
31
41
54
66
44
22
1
1
2
3
3
2
1
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 (%)

21
22
24
26
28
29
26
23
22
13
14
14
1
2
5
0
1
1
0
1
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
74
75
75
75
76
78
78
75
71
68
65
63
62
62
62
59
57
54
56
57
58
61

Pressure (mb)

1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007

Ozone (du)

338
337
337
337
336
335
334
333
332
332
333
333
333
334
334
335
335
336
336
336
337
337
337
338

Sunday 30

Waning Gibbous 90%

20:16

11:32

23 Good
00 Good
01 OK
02 OK
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
21 Bad
22 Bad

Sun - Rise: 06:12, Set: 20:55, Transit: 13:34. Moon - Rise: 20:16, Set: 11:32. Civil Dark: 21:51 - 05:17. Nautical Dark: 23:16 - 03:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
10
18
27
45
64
82
86
90
93
95
97
99
95
91
86
91
95
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
9
18
27
18
9
0
25
49
74
58
41
25
30
35
40
54
68
82
75
69
63
65
67

Medium Clouds (% Sky Obscured)

0
1
1
1
13
25
37
42
42
48
64
81
99
95
91
86
91
95
100
99
99
99
81
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
39
69
90
81
81
80
84
89

ISS Passover

Visibility (miles)

9
9
8
7
6
7
8
9
8
7
6
5
4
4
5
6
7
8
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
Very Light Rain
Light Rain

Precipitation Probability (%)

1
4
4
4
11
15
18
19
20
21
27
29
24
28
31
22
32
45
45
45
44
43
59
74

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
0.3
0.4

Wind Speed/Direction (mph)

7
7
7
8
8
8
10
10
11
12
12
14
15
15
16
17
17
16
15
15
16
17
17
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
70
74
78
78
77
78
78
81
81
84
85
87
84
81
78
77
77
74
74
74
74
74

Pressure (mb)

1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

339
339
339
339
339
338
337
336
332
329
326
325
324
322
322
322
322
322
321
321
321
321
320
320

Monday 31

Waning Gibbous 83%

20:01

13:29

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: 06:15, Set: 20:51, Transit: 13:33. Moon - Rise: 20:01, Set: 13:29. Civil Dark: 21:46 - 05:20. Nautical Dark: 23:10 - 04:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
93
89

Low Clouds (% Sky Obscured)

69
68
68
68
79
90
100
98
96
94
95
96
97
98
99
100
93
85
78

Medium Clouds (% Sky Obscured)

45
44
42
44
43
42
34
25
25
26
17
14
15
14
13
12
13
17
23

High Clouds (% Sky Obscured)

92
94
95
96
83
70
59
55
54
49
64
77
89
90
95
99
89
76
50

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

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
Very Light Rain
None
None

Precipitation Probability (%)

86
95
95
95
95
95
91
91
95
95
95
95
95
80
64
52
57
48
11

Precipitation Amount (mm)

0.5
0.8
1.1
1.4
1.3
0.9
0.5
0.5
0.7
0.8
0.7
0.7
0.7
0.4
0.2
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
74
74
74
74
74
72
72
73
73
73
71
70
71
71
73
74
77

Pressure (mb)

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

Ozone (du)

320
320
320
319
319
319
318
318
318
318
318
317
316
315
315
316
316
318
320

Forecast for Búðir, Snæfellsbær, Republic of Iceland (64.95,-23.49)

Generated: 25/08/26 23:54:35. Forecast: 25/08/26 to 31/08/26. Timezone: UTC+0.00