Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 1

Waning Gibbous 73%

19:50

15:38

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: 06:08, Set: 20:42, Transit: 13:23. Moon - Rise: 19:50, Set: 15:38. Civil Dark: 21:38 - 05:13. Nautical Dark: 22:57 - 03:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
86
91
99
100
90
81
66
97
100
100
96
90
100
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

29
48
50
47
58
40
41
30
39
36
28
23
20
0
0
0
0
0
0
9
14
10
13
40

Medium Clouds (% Sky Obscured)

17
19
43
46
68
77
63
44
47
61
87
88
86
100
100
96
100
100
100
100
100
99
99
99

High Clouds (% Sky Obscured)

91
86
91
99
79
65
65
61
91
100
100
64
58
100
100
100
100
100
100
100
100
88
100
100

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
1
5
9
8
4
2
0
0
0
0
0
0
0
0
3

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 (%)

3
2
1
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
20
18
26

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
8
6
4
3
1
0
1
1
2
2
2
3
3
2
1
3
3
3
4
6
6
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
81
87
91
91
93
93
93
91
91
88
86
83
76
73
66
59
55
50
48
48
51
67
69

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1009
1009
1008
1007
1007
1006

Ozone (du)

326
325
325
326
329
329
330
329
328
327
327
325
323
322
319
318
318
318
319
319
319
319
320
322

Wednesday 2

Waning Gibbous 62%

19:23

No Set

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: 06:11, Set: 20:39, Transit: 13:23. Moon - Rise: 19:23, Set: No Set. Civil Dark: 21:34 - 05:16. Nautical Dark: 22:51 - 04:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
96
97
100
98
98
100
100

Low Clouds (% Sky Obscured)

80
58
46
18
20
38
31
57
81
84
86
83
72
69
72
77
83
75
57
51
59
67
89
86

Medium Clouds (% Sky Obscured)

91
99
100
100
93
100
100
100
100
100
100
100
100
75
44
100
88
90
90
80
96
95
96
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
66
99
100
100
100
97
93
39
8
80
44
35
35
84
67
76
100
94

ISS Passover

Visibility (miles)

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

Fog (%)

4
9
13
15
15
13
8
5
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

25
36
63
76
66
89
92
78
80
87
95
95
72
29
57
56
34
19
21
29
22
35
58
69

Precipitation Amount (mm)

0
0
0.3
0.5
0.3
0.8
1
0.6
0.6
0.6
0.8
1.2
0.4
0
0.3
0.2
0
0
0
0
0
0
0.2
0.4

Wind Speed/Direction (mph)

9
8
5
4
3
4
5
6
6
6
7
7
7
7
8
8
9
10
12
12
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
73
78
85
88
91
90
90
90
88
91
91
91
90
88
88
90
80
82
84
81
85
88

Pressure (mb)

1005
1005
1004
1004
1003
1002
1002
1001
1000
1000
999
998
998
997
996
996
995
995
994
993
993
992
992
992

Ozone (du)

321
321
319
317
318
318
320
319
318
319
321
322
328
333
333
331
331
330
331
333
333
333
334
334

Thursday 3

Waning Gibbous 51%

No Rise

No Set

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: 06:14, Set: 20:35, Transit: 13:23. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:29 - 05:20. Nautical Dark: 22:45 - 04:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
98
100
100
100
98
100
100
100
97
94
93
94
98
100
100
100
100
100
100
96
99
98
96

Low Clouds (% Sky Obscured)

82
72
70
64
49
51
48
50
49
55
61
65
70
70
67
72
78
90
91
92
91
92
91
89

Medium Clouds (% Sky Obscured)

100
96
96
98
94
77
81
94
88
72
37
35
30
27
28
24
24
21
28
37
41
35
61
51

High Clouds (% Sky Obscured)

63
48
84
71
55
80
93
85
53
48
44
37
40
40
35
3
3
3
4
6
4
3
2
4

ISS Passover

Visibility (miles)

9
9
9
9
5
5
5
5
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
1
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
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

45
41
44
34
9
3
5
9
11
15
26
31
26
23
26
23
27
33
32
46
56
58
59
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
6
6
6
6
7
6
6
6
6
6
6
6
6
6
7
6
6
6
7
7

Relative Humidity (%)

90
88
90
93
94
94
94
93
94
94
94
91
93
93
87
85
82
80
78
76
74
73
76
76

Pressure (mb)

992
991
992
992
992
992
992
992
992
992
993
993
993
994
994
995
995
996
996
997
997
998
998
999

Ozone (du)

334
334
334
336
337
337
338
338
338
339
340
341
342
341
341
340
339
340
340
339
338
337
336
336

Friday 4

Third Quarter 39%

No Rise

No Set

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 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:17, Set: 20:31, Transit: 13:22. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:25 - 05:23. Nautical Dark: 22:40 - 04:10. Astro Dark: N/A - 02:01

Total Clouds (% Sky Obscured)

94
90
86
83
79
78
82
84
87
82
77
74
61
50
36
41
46
54
61
69
77
73
69
65

Low Clouds (% Sky Obscured)

85
84
79
74
69
65
57
49
42
48
54
59
47
31
21
32
43
54
61
69
77
73
69
65

Medium Clouds (% Sky Obscured)

40
30
20
3
1
1
17
30
35
25
19
13
15
15
16
12
7
2
3
3
3
3
4
4

High Clouds (% Sky Obscured)

4
4
3
3
3
2
2
1
2
3
3
3
2
2
2
1
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 (%)

43
48
51
39
30
10
13
15
24
9
9
7
7
7
5
5
2
13
0
1
1
2
4
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
6
6
6
5
4
4
4
4
4
4
4
4
4
4
3
3
3
4
3
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
85
88
90
90
90
88
90
86
88
85
83
83
82
80
79
76
74
74
74
73
72
72
72

Pressure (mb)

999
1000
1001
1002
1003
1003
1004
1004
1005
1005
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

335
334
335
336
337
336
334
332
330
329
329
330
330
328
327
326
325
323
322
323
324
326
329
329

Saturday 5

Waning Crescent 27%

No Rise

No Set

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: 06:20, Set: 20:28, Transit: 13:22. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:21 - 05:27. Nautical Dark: 22:34 - 04:15. Astro Dark: 00:43 - 02:17

Total Clouds (% Sky Obscured)

61
59
56
55
53
51
55
59
62
62
62
63
49
61
72
70
66
62
62
60
58
69
79
89

Low Clouds (% Sky Obscured)

61
59
56
55
53
51
55
59
62
62
62
63
39
43
48
53
58
62
62
59
56
66
77
87

Medium Clouds (% Sky Obscured)

4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
8
10
7
5
2
2
1
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
9
9
5
12
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
7
6
5
3
3
3
2
1
1
0
2
3
3
4
5
5
10
9
9
9
10

Dew Point (°C)

6
6
5
5
4
3
2
1
1
1
-0
-0
-1
1
1
2
2
3
3
3
3
3
3
4

Relative Humidity (%)

72
74
78
78
79
79
79
79
80
82
80
80
81
79
76
75
71
68
63
63
61
60
64
69

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1007
1007
1007
1006
1006
1006
1005
1005
1004
1004
1004

Ozone (du)

327
327
327
327
328
329
330
329
330
330
330
331
331
331
330
330
328
326
324
323
322
322
322
321

Sunday 6

Waning Crescent 17%

No Rise

No Set

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 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 Bad
17 Bad

Sun - Rise: 06:23, Set: 20:24, Transit: 13:22. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:17 - 05:30. Nautical Dark: 22:29 - 04:19. Astro Dark: 00:26 - 02:30

Total Clouds (% Sky Obscured)

91
92
96
95
94
94
97
98
100
95
86
79
59
38
23
36
42
44
41
38
33
44
48
56

Low Clouds (% Sky Obscured)

89
92
96
95
94
93
96
98
100
95
86
79
59
38
23
36
42
44
41
38
33
43
48
52

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
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
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 (%)

9
8
8
8
5
7
7
4
0
6
6
5
5
3
0
0
0
0
1
2
0
1
3
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
7
7
7
6
6
5
5
5
7
7
7
7
6
6
6
6
7
7
12
11
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

74
79
84
90
90
90
90
90
88
90
90
91
91
88
85
82
75
69
64
59
57
54
59
66

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1002
1002
1001
1001

Ozone (du)

321
320
319
318
318
317
316
316
315
315
313
311
309
307
304
302
301
300
298
298
297
296
296
296

Monday 7

Waning Crescent 9%

01:02

20:37

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: 06:26, Set: 20:20, Transit: 13:21. Moon - Rise: 01:02, Set: 20:37. Civil Dark: 21:13 - 05:34. Nautical Dark: 22:24 - 04:24. Astro Dark: 00:13 - 02:40

Total Clouds (% Sky Obscured)

65
75
91
94
98
97
93
89
86
83
80
77
85
92
100
93
86
81

Low Clouds (% Sky Obscured)

61
66
76
75
79
78
89
85
82
66
51
41
46
52
58
57
62
61

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
14
29
44
56
59
70
55
41
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
6
5
3
2
1
4
6
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 (%)

2
3
0
3
5
1
9
9
5
5
3
0
1
1
0
0
1
0

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)

11
9
8
8
7
7
6
7
7
8
8
9
9
10
11
12
14
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
9
8
8
7
7
7
6
6
6
6
6
6
5
5
5
5
5

Dew Point (°C)

6
6
6
7
6
6
7
7
7
7
7
7
7
6
6
6
7
7

Relative Humidity (%)

72
80
85
93
93
94
96
96
96
96
96
96
98
93
90
87
84
81

Pressure (mb)

1001
1000
1000
1000
1000
1000
1000
999
999
999
999
999
999
999
999
999
999
999

Ozone (du)

297
296
295
294
293
292
291
289
288
287
287
287
287
287
287
286
286
285

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

Generated: 01/09/26 18:54:48. Forecast: 01/09/26 to 07/09/26. Timezone: UTC+0.00