Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waning Crescent 1%

07:32

17:13

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
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:45, Set: 17:51, Transit: 13:18. Moon - Rise: 07:32, Set: 17:13. Civil Dark: 18:43 - 07:54. Nautical Dark: 19:40 - 06:56. Astro Dark: 20:37 - 05:59

Total Clouds (% Sky Obscured)

100
100
97
97
94
89
93
94
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
77
82
69
77
77
79
75
76
78
85
84
85
71
79
79
77
58
72
49
49
48
47
50

Medium Clouds (% Sky Obscured)

100
91
84
54
54
46
59
66
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
76
76
38
32
35
63
75
80
75
75
75
75
1
0
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

3
3
3
8
7
9
8
7
3
2
1
1
1
2
2
1
0
0
0
1
0
0
0
1

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

Precipitation Probability (%)

3
3
6
24
23
23
21
32
34
48
65
74
72
74
77
79
82
79
70
68
65
63
64
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
13
12
14
16
17
19
20
20
21
21
20
21
20
20
21
21
20
21
20
21
23
24
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
83
83
80
82
79
76
79
80
83
83
83
85
91
94
94
96
98
96
94
96
94
96
91

Pressure (mb)

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

Ozone (du)

269
271
275
275
275
280
284
285
284
284
285
285
286
287
290
290
289
292
298
305
312
315
320
322

Tuesday 21

New Moon 0%

09:11

17:00

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: 08:48, Set: 17:48, Transit: 13:18. Moon - Rise: 09:11, Set: 17:00. Civil Dark: 18:39 - 07:57. Nautical Dark: 19:37 - 06:59. Astro Dark: 20:34 - 06:02

Total Clouds (% Sky Obscured)

100
100
100
98
92
97
84
68
74
55
61
65
69
48
58
65
79
84
87
96
98
94
95
90

Low Clouds (% Sky Obscured)

57
53
47
45
38
42
37
48
58
45
53
58
62
46
55
60
77
62
72
69
75
76
76
75

Medium Clouds (% Sky Obscured)

100
100
100
94
81
90
66
27
17
0
8
1
1
0
0
0
0
44
50
74
80
64
61
48

High Clouds (% Sky Obscured)

53
80
75
67
4
3
3
17
4
55
5
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
3
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

40
28
13
1
1
1
7
9
12
4
11
9
3
2
1
7
8
27
45
45
45
48
44
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.5
0.5
0.5
0.4
0.4

Wind Speed/Direction (mph)

28
29
28
28
27
24
24
24
26
28
28
28
28
27
25
23
21
20
21
21
21
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
77
72
68
65
65
67
69
70
73
74
70
68
68
70
70
69
70
71
70
71
73
73
71

Pressure (mb)

1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

317
313
310
317
323
322
321
321
321
320
318
317
318
320
321
320
318
323
324
323
321
320
324
326

Wednesday 22

Waxing Crescent 1%

10:56

16:43

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: 08:51, Set: 17:44, Transit: 13:18. Moon - Rise: 10:56, Set: 16:43. Civil Dark: 18:36 - 08:00. Nautical Dark: 19:33 - 07:02. Astro Dark: 20:30 - 06:05

Total Clouds (% Sky Obscured)

90
77
80
88
80
76
83
92
77
79
86
87
93
89
83
81
75
72
72
60
63
62
63
62

Low Clouds (% Sky Obscured)

73
71
73
76
75
71
79
92
76
75
84
85
91
86
78
76
72
69
65
52
50
48
46
48

Medium Clouds (% Sky Obscured)

42
0
0
24
0
0
0
0
0
0
0
0
0
0
0
0
0
13
20
15
5
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
5
5
4

ISS Passover

Visibility (miles)

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

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
38
22
14
10
4
10
3
9
9
12
14
5
14
10
8
8
3
10
8
8
3
8
1

Precipitation Amount (mm)

0.3
0.3
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)

21
21
20
19
18
17
17
17
17
18
19
19
19
20
19
19
17
15
14
13
13
13
11
12

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Feels Like (°C)

-10
-9
-10
-10
-10
-10
-10
-10
-10
-9
-9
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10

Dew Point (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-4
-3
-4
-4
-4
-4

Relative Humidity (%)

69
71
71
71
70
70
70
70
70
69
69
69
70
70
71
71
73
73
73
74
73
73
73
71

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

323
320
315
312
314
316
316
315
315
315
315
316
314
316
318
316
312
303
298
306
312
314
315
315

Thursday 23

Waxing Crescent 4%

13:00

16:14

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: 08:55, Set: 17:41, Transit: 13:18. Moon - Rise: 13:00, Set: 16:14. Civil Dark: 18:33 - 08:02. Nautical Dark: 19:30 - 07:05. Astro Dark: 20:27 - 06:08

Total Clouds (% Sky Obscured)

64
66
74
80
83
85
76
71
55
56
58
58
62
61
63
61
65
72
99
79
62
62
67
58

Low Clouds (% Sky Obscured)

51
56
65
72
78
74
65
58
55
56
58
58
62
61
54
39
27
25
25
27
32
35
43
42

Medium Clouds (% Sky Obscured)

0
0
20
36
48
44
42
41
45
48
55
58
62
61
63
61
65
72
88
79
62
62
64
58

High Clouds (% Sky Obscured)

5
5
10
4
0
0
0
0
0
0
0
10
23
37
25
12
2
6
30
17
13
16
23
5

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

Precipitation Probability (%)

1
0
0
0
0
6
11
13
19
21
21
36
45
51
46
46
48
44
42
46
47
42
31
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

13
13
12
11
8
8
7
9
10
9
10
10
10
10
10
9
9
9
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-4
-4
-4
-4
-4
-4

Relative Humidity (%)

71
71
69
69
69
70
70
70
70
70
70
70
70
70
69
69
70
69
70
70
70
69
70
69

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

313
309
302
297
293
288
280
275
267
263
263
261
260
261
259
259
260
265
270
272
272
271
272
273

Friday 24

Waxing Crescent 9%

No Rise

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

Sun - Rise: 08:58, Set: 17:37, Transit: 13:18. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:30 - 08:05. Nautical Dark: 19:27 - 07:08. Astro Dark: 20:24 - 06:11

Total Clouds (% Sky Obscured)

67
85
83
96
87
77
73
73
69
69
67
60
52
42
92
84
72
70
69
70
73
73
72
72

Low Clouds (% Sky Obscured)

49
67
57
53
66
64
61
61
56
53
52
47
42
39
77
72
70
69
67
64
65
65
66
59

Medium Clouds (% Sky Obscured)

67
77
69
60
51
58
62
61
62
67
64
46
23
0
0
0
0
0
0
0
1
2
3
8

High Clouds (% Sky Obscured)

2
2
1
4
0
4
7
11
11
12
12
12
12
13
0
0
0
0
0
0
0
0
0
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
Very 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 (%)

54
50
59
61
59
55
45
30
27
24
19
13
6
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
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)

8
8
7
5
6
8
9
10
11
12
13
14
15
17
19
15
14
14
13
13
12
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
69
69
70
70
70
71
71
71
70
71
73
74
74
72
72
71
70
70
68
70
68
68

Pressure (mb)

1013
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1016
1016
1017
1020
1020
1021
1021
1022
1022
1022
1022
1023

Ozone (du)

274
274
273
273
274
273
273
272
272
272
273
275
276
276
275
273
271
270
269
269
269
268
268
267

Saturday 25

Waxing Crescent 15%

No Rise

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: 09:01, Set: 17:34, Transit: 13:17. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:26 - 08:08. Nautical Dark: 19:24 - 07:11. Astro Dark: 20:21 - 06:14

Total Clouds (% Sky Obscured)

71
71
77
79
80
85
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

53
49
42
35
30
30
30
29
23
15
7
18
29
43
38
32
30
32
35
32
47
61
74
65

Medium Clouds (% Sky Obscured)

13
15
21
30
37
42
45
48
51
53
56
70
85
100
100
100
100
100
100
100
99
98
96
82

High Clouds (% Sky Obscured)

67
71
70
41
11
41
70
100
100
100
100
100
100
100
100
100
99
87
68
50
33
17
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
4
4
3
2
1
0
3
6
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
Snow
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
6
9
9
22
27
27
33
38
42
41
35
25
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-0
-0
0
1
1
1
1
0
0
0
-0
-0
-1
-1
-1
-0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
68
68
67
67
68
68
70
70
71
71
71
73
74
77
77
80
83
86
89
94
92
91
91

Pressure (mb)

1023
1023
1023
1023
1023
1024
1023
1023
1023
1023
1022
1022
1021
1021
1020
1019
1018
1018
1017
1017
1016
1015
1015
1015

Ozone (du)

266
266
265
265
265
265
266
266
267
267
267
267
268
269
270
271
271
272
273
274
275
275
276
276

Sunday 26

Waxing Crescent 23%

No Rise

No Set

Sun - Rise: 09:04, Set: 17:30, Transit: 13:17. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:23 - 08:11. Nautical Dark: 19:21 - 07:13. Astro Dark: 20:18 - 06:17

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

Generated: 20/10/25 04:35:31. Forecast: 20/10/25 to 26/10/25. Timezone: UTC+0.00