Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 11%

No Rise

No Set

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

Sun - Rise: 03:49, Set: 23:08, Transit: 13:30. Moon - Rise: No Rise, 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)

78
72
38
21
30
37
44
47
38
38
43
36
34
29
58
67
67
60
37
29
22
23
24
13

Low Clouds (% Sky Obscured)

0
0
0
21
30
37
44
47
38
38
43
36
34
29
58
67
67
60
37
29
22
23
24
13

Medium Clouds (% Sky Obscured)

45
31
21
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

78
7
0
0
0
0
0
0
0
0
1
3
3
0
1
0
0
0
0
1
0
1
1
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
1
2
3
2
2
1
2
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
68
69
71
72
76
78
76
78
80
80
83
85
85
82
81
79
78
77
77
74
73
73
73

Pressure (mb)

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

Ozone (du)

406
406
407
408
408
409
409
409
409
408
408
407
406
404
403
404
403
401
401
402
404
410
414
413

Wednesday 20

Waxing Crescent 21%

08:05

04:04

17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
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 OK
12 OK
13 OK
14 OK
15 Good
16 Good

Sun - Rise: 03:45, Set: 23:11, Transit: 13:30. Moon - Rise: 08:05, Set: 04:04. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
5
18
21
28
38
39
35
36
37
43
53
46
49
52
58
57
50
47
39
28
21
3
0

Low Clouds (% Sky Obscured)

3
5
18
21
28
38
39
35
36
37
43
53
46
49
52
58
57
50
47
39
28
21
3
0

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)

3
4
4
4
3
3
3
4
5
5
5
5
5
4
4
3
2
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
1
5
9
19
17
18
23
13
12
6
2
2
1
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
74
75
78
78
81
82
84
86
86
90
90
88
85
83
81
82
81
81
81
80
80
80

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

412
411
409
409
411
410
409
407
406
405
404
403
401
401
401
400
399
400
402
403
404
405
408
409

Thursday 21

Waxing Crescent 32%

10:21

03:40

17 Good
18 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 OK
01 OK
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

Sun - Rise: 03:42, Set: 23:15, Transit: 13:30. Moon - Rise: 10:21, Set: 03:40. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
19
24
25
35
45
54
46
40
53
56
54
57
76
89
89
84
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

17
19
24
25
34
45
47
43
39
52
53
34
11
10
35
37
35
28
36
47
59
70
78
87

Medium Clouds (% Sky Obscured)

0
0
0
7
20
25
23
24
22
28
33
38
49
63
59
62
50
65
85
94
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
99
100
86
74
61
58
55

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
7
13
13
13
13
13
13
13
13
13
13
13

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
1
1
1
3
3
6
9
17
21
25
28
38
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
0
0
0

Wind Speed/Direction (mph)

8
8
7
7
6
6
6
6
6
6
6
6
6
7
7
7
7
7
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
80
81
81
82
82
85
87
88
88
88
86
87
87
85
85
84
81
80
81
81
80
81

Pressure (mb)

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

Ozone (du)

409
408
407
406
405
405
406
408
408
406
405
402
401
399
394
389
385
384
384
383
383
383
385
386

Friday 22

Waxing Crescent 43%

12:16

03:26

17 Bad
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

Sun - Rise: 03:38, Set: 23:19, Transit: 13:30. Moon - Rise: 12:16, Set: 03:26. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

95
93
90
88
88
88
88
87
86
85
83
89
91
87
85
81
86
78
68
58
46
84
92
94

Medium Clouds (% Sky Obscured)

100
96
93
90
92
61
61
62
62
66
77
83
91
90
90
90
88
89
91
96
98
100
95
90

High Clouds (% Sky Obscured)

52
40
33
40
54
47
62
42
31
30
37
59
86
94
90
71
73
100
100
90
83
74
68
40

ISS Passover

Visibility (miles)

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

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

36
39
37
32
35
41
46
48
43
31
49
46
31
31
24
12
23
35
41
58
75
86
91
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0.3
0.5
0.5
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
11
11
10
10
10

Feels Like (°C)

8
7
7
7
6
6
7
7
7
7
7
7
7
7
6
7
7
7
7
8
7
8
8
8

Dew Point (°C)

8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
7
8

Relative Humidity (%)

84
85
88
90
90
88
87
87
85
85
84
85
85
85
85
85
83
80
76
74
73
74
81
84

Pressure (mb)

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

Ozone (du)

387
387
388
390
393
395
396
396
395
394
394
393
392
391
390
394
389
388
389
388
388
388
388
390

Saturday 23

First Quarter 54%

14:00

03:14

17 Bad
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

Sun - Rise: 03:35, Set: 23:22, Transit: 13:30. Moon - Rise: 14:00, Set: 03:14. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
94
95
96
95
94
93
89
78
81
92
94
99
94
97
100
95
91
87
82
79
76
72
68

Low Clouds (% Sky Obscured)

94
86
79
69
74
82
89
62
62
80
85
82
80
80
69
56
54
55
53
55
56
58
54
48

Medium Clouds (% Sky Obscured)

86
87
88
90
69
53
43
55
69
78
84
85
90
24
41
51
42
47
53
55
58
65
70
68

High Clouds (% Sky Obscured)

10
5
5
0
0
0
0
0
0
0
14
29
43
1
2
3
2
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
75
61
28
24
26
33
36
42
35
52
57
57
65
73
83
74
63
51
48
42

Precipitation Amount (mm)

1
1.3
1
0.6
0.4
0.3
0
0
0
0
0
0
0
0
0.2
0
0.3
0.4
0.5
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

9
9
8
8
10
10
10
9
10
10
10
10
11
12
10
11
12
13
14
15
16
17
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
95
95
98
93
91
88
90
88
87
91
90
93
94
93
94
93
91
90
88
85
84
81

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1005
1005
1006
1006
1008
1008
1009
1010
1011
1011
1012
1013
1014
1014

Ozone (du)

390
388
389
390
392
393
394
394
394
395
394
393
393
395
395
395
396
396
397
398
397
396
396
397

Sunday 24

Waxing Gibbous 65%

15:39

03:04

17 Bad
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

Sun - Rise: 03:32, Set: 23:26, Transit: 13:30. Moon - Rise: 15:39, Set: 03:04. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
62
63
63
64
68
72
76
80
80
83
88
95
96
96
96
97
98
99
99
99
98
98
99

Low Clouds (% Sky Obscured)

38
33
27
22
30
41
53
62
66
70
73
78
84
84
83
82
86
90
95
92
89
86
82
78

Medium Clouds (% Sky Obscured)

64
62
63
63
56
49
43
47
57
60
70
71
71
71
75
70
68
65
63
73
83
93
88
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
18
23
25
28
17
12
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
6
5
5
5
5
6
8
9
6
4
2
4

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

35
38
31
25
27
27
29
35
31
23
27
33
36
45
52
57
71
82
93
95
95
95
95
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.7
0.8
1
0.7
0.4

Wind Speed/Direction (mph)

17
17
16
15
15
13
12
11
10
10
9
7
6
5
6
7
8
9
10
11
10
10
10
9

Chance of Frost

Temperature (°C)

8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
77
77
79
79
82
85
87
87
85
84
87
88
93
93
90
90
88
87
87
88
91
93
90

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008
1007
1007
1006
1006
1006

Ozone (du)

397
398
399
400
401
401
401
401
399
398
396
397
398
398
399
399
400
399
398
398
397
396
396
397

Monday 25

Waxing Gibbous 74%

No Rise

02:54

17 Bad
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: 03:29, Set: 23:29, Transit: 13:31. Moon - Rise: No Rise, Set: 02:54. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
92
86
77
83
90
96
97
98
99
96
93
89
93
96
99
87
76
64

Low Clouds (% Sky Obscured)

72
56
40
23
26
27
28
33
40
46
48
51
57
62
68
74
70
67
64

Medium Clouds (% Sky Obscured)

77
71
65
58
70
82
94
96
97
99
92
84
77
70
62
50
37
19
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
15
25
14
8
4
0
0
4
0
2
0

ISS Passover

Visibility (miles)

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

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

64
56
46
31
27
23
14
29
36
41
48
53
49
44
39
38
42
41
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
7
7
6
6
6
7
7
7
8
7
7
7
7
8
9
11
13

Chance of Frost

Temperature (°C)

7
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
8
7
7

Feels Like (°C)

4
4
4
5
5
5
5
5
4
4
4
4
4
4
4
4
4
5
5

Dew Point (°C)

6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
6
6

Relative Humidity (%)

88
85
84
84
84
85
87
88
88
88
88
90
90
90
88
88
87
90
91

Pressure (mb)

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

Ozone (du)

398
398
398
398
397
396
395
395
395
395
395
395
395
395
396
397
397
398
400

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

Generated: 19/05/26 17:36:21. Forecast: 19/05/26 to 25/05/26. Timezone: UTC+0.00