Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 94%

00:33

No Set

05 OK
06 Good
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
04 Bad

Sun - Rise: 03:29, Set: 23:53, Transit: 13:39. Moon - Rise: 00:33, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

19
7
40
81
86
92
92
91
90
85
97
100
69
77
70
84
100
100
100
100
92
98
98
100

Low Clouds (% Sky Obscured)

19
7
40
62
72
89
92
91
80
62
65
70
52
44
50
52
51
40
32
22
10
43
85
99

Medium Clouds (% Sky Obscured)

19
7
40
54
56
64
49
51
46
23
19
2
15
35
27
39
30
63
66
68
78
96
88
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
82
53
100
65
77
0
60
100
100
100
100
71
85
16
68

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
10
18
9
8
4
7
4
3
2
1
1
1
0
1
2
3
5
11
4
4
5

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
0
0
0
2
2
2
2
2
2
3
5
4
5
5
3
3
3
2
2
3
3
4
4

Chance of Frost

Temperature (°C)

10
10
11
12
12
12
12
13
13
13
14
13
13
13
13
12
12
12
11
11
11
11
11
12

Feels Like (°C)

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

Dew Point (°C)

8
9
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
9

Relative Humidity (%)

90
88
88
88
87
83
81
79
77
76
75
75
76
77
79
81
83
83
83
81
79
81
81
81

Pressure (mb)

1006
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1009
1010

Ozone (du)

357
357
356
353
349
348
348
348
350
347
344
338
338
339
344
340
338
336
336
337
337
333
333
334

Sunday 13

Waning Gibbous 88%

00:16

06:59

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
04 Bad

Sun - Rise: 03:33, Set: 23:49, Transit: 13:39. Moon - Rise: 00:16, Set: 06:59. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
98
100
97
100
96
83
82
97
74
100
95
100
99
100
93
100
91
67
100
100
96
100

Low Clouds (% Sky Obscured)

100
96
88
93
82
100
92
52
59
63
62
52
56
53
48
31
0
57
50
21
53
76
84
74

Medium Clouds (% Sky Obscured)

88
67
77
85
80
82
69
57
8
24
27
54
62
94
89
34
48
55
56
51
60
48
47
60

High Clouds (% Sky Obscured)

49
86
41
17
33
76
31
53
32
96
22
98
84
96
99
100
66
100
83
67
100
98
79
59

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
31
43
36
2
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 (%)

8
8
11
14
17
13
12
17
21
5
10
8
2
0
6
0
2
8
3
1
1
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)

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

Chance of Frost

Temperature (°C)

12
12
12
12
13
13
14
14
15
15
16
15
16
15
15
15
14
14
13
13
13
12
12
12

Feels Like (°C)

11
11
11
12
12
13
13
13
15
15
16
15
15
15
15
14
14
13
13
12
12
11
11
11

Dew Point (°C)

9
9
9
10
10
11
11
12
13
14
13
13
12
12
12
11
11
11
11
10
10
10
10
10

Relative Humidity (%)

81
80
80
83
83
84
86
86
86
89
82
83
80
80
82
80
80
84
84
83
84
86
86
86

Pressure (mb)

1010
1010
1011
1012
1012
1013
1014
1014
1015
1016
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

332
330
329
328
327
327
326
325
324
323
321
319
318
317
316
315
314
315
316
318
319
317
317
316

Monday 14

Waning Gibbous 86%

00:03

08:55

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 OK
19 OK
20 OK
21 Bad
22 Bad
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 03:36, Set: 23:46, Transit: 13:39. Moon - Rise: 00:03, Set: 08:55. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
90
99
84
73
76
88
89
72
100
100
77
67
47
32
40
63
70
43
56
51
63
55
47

Low Clouds (% Sky Obscured)

54
55
47
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
2
1

Medium Clouds (% Sky Obscured)

59
59
94
50
18
37
12
32
0
43
52
45
55
13
0
23
52
51
22
42
51
63
55
47

High Clouds (% Sky Obscured)

80
45
93
53
64
63
88
89
72
100
99
77
67
11
3
6
0
0
7
5
2
1
0
1

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
4
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

12
12
13
13
14
14
15
15
15
16
16
16
16
16
16
16
15
14
14
14
14
14
14
14

Feels Like (°C)

11
11
12
11
13
14
14
15
15
15
15
15
16
17
16
15
15
14
14
12
12
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
83
83
82
82
83
83
82
82
81
81
81
81
79
80
83
83
82
84
87
89
89

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015

Ozone (du)

316
315
315
315
313
310
309
310
311
312
314
314
314
316
317
317
318
319
318
316
315
315
313
312

Tuesday 15

Waning Gibbous 80%

23:51

10:46

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

Sun - Rise: 03:40, Set: 23:43, Transit: 13:40. Moon - Rise: 23:51, Set: 10:46. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
41
46
49
43
36
35
55
55
52
49
41
37
36
41
40
45
54
63
63
59
50
54
24

Low Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
45
38
29
39
54
24
19
20

Medium Clouds (% Sky Obscured)

35
41
46
49
41
32
27
22
22
44
31
16
0
0
0
0
10
5
1
0
1
15
3
0

High Clouds (% Sky Obscured)

0
1
1
2
3
3
3
35
35
35
36
27
22
21
26
30
31
31
31
45
55
50
54
7

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)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
15
15
15
16
16
17
16
16
16
15
15
14
14
13
13
13
13
13
13

Feels Like (°C)

13
13
13
14
13
14
14
15
14
15
15
15
14
13
12
12
13
13
13
13
13
13
13
12

Dew Point (°C)

12
11
11
11
11
11
11
11
11
11
11
12
12
12
12
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

89
86
84
83
79
78
76
74
72
72
71
73
77
79
82
80
82
82
84
84
86
86
89
90

Pressure (mb)

1014
1014
1015
1014
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

310
310
307
304
302
302
300
299
300
301
303
304
305
307
306
305
306
306
306
308
312
317
318
317

Wednesday 16

Waning Gibbous 70%

23:40

12:35

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

Sun - Rise: 03:43, Set: 23:40, Transit: 13:40. Moon - Rise: 23:40, Set: 12:35. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
43
50
56
76
94
100
96
72
71
67
72
75
78
55
37
28
18
10
34
49
59
49
39

Low Clouds (% Sky Obscured)

26
32
35
45
54
55
60
55
51
50
55
60
69
29
32
34
23
11
0
5
10
15
15
16

Medium Clouds (% Sky Obscured)

0
0
0
0
21
42
59
56
56
51
48
43
40
6
14
26
23
13
2
2
1
0
0
0

High Clouds (% Sky Obscured)

13
9
5
0
0
0
0
0
0
0
0
0
0
67
34
0
0
0
0
34
49
59
49
33

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

Chance of Frost

Temperature (°C)

13
13
14
14
15
15
15
15
15
15
16
16
16
15
15
15
15
14
14
13
13
12
12
12

Feels Like (°C)

14
14
15
16
16
15
15
14
15
16
15
15
15
14
15
14
14
14
14
14
13
13
13
13

Dew Point (°C)

11
12
12
12
13
12
12
12
12
12
12
13
13
13
13
13
12
12
12
11
11
11
11
11

Relative Humidity (%)

90
90
90
87
87
84
83
83
82
80
80
82
83
85
85
86
86
87
89
89
90
92
92
90

Pressure (mb)

1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012

Ozone (du)

318
318
318
317
316
314
309
305
303
301
301
299
297
296
297
297
298
300
302
303
304
304
304
304

Thursday 17

Waning Gibbous 59%

23:27

14:27

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

Sun - Rise: 03:47, Set: 23:36, Transit: 13:40. Moon - Rise: 23:27, Set: 14:27. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
23
18
12
7
6
5
9
14
22
24
23
20
15
10
4
4
5
5
11
17
23
18
12

Low Clouds (% Sky Obscured)

18
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
9
7
4

High Clouds (% Sky Obscured)

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

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
6

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

Chance of Frost

Temperature (°C)

12
13
14
15
16
16
17
17
17
17
17
16
16
16
16
15
15
14
13
13
13
12
12
12

Feels Like (°C)

13
14
14
14
15
16
15
16
17
17
16
16
16
16
16
16
16
16
16
16
14
14
14
14

Dew Point (°C)

11
11
12
12
13
13
13
13
13
13
13
12
12
12
12
12
11
11
11
11
11
11
11
11

Relative Humidity (%)

90
89
87
84
82
82
79
78
77
77
77
77
77
77
78
79
80
83
86
87
90
90
92
92

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

304
304
305
306
306
307
307
307
307
308
308
308
309
310
310
310
311
310
309
308
308
308
307
307

Friday 18

Third Quarter 47%

23:10

16:29

Sun - Rise: 03:50, Set: 23:33, Transit: 13:40. Moon - Rise: 23:10, Set: 16:29. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for B��ir, Sn�fellsb�r, Republic of Iceland (64.95,-23.49)

Generated: 12/07/25 05:32:25. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+0.00