Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waning Gibbous 88%

00:03

06:55

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 OK
03 OK
04 OK
05 Good
06 Good

Sun - Rise: 03:35, Set: 23:27, Transit: 13:30. Moon - Rise: 00:03, Set: 06:55. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
99
100
94
94
92
93
98
100
100
100
100
98
92
100
98
91
42
23
21
15
8

Low Clouds (% Sky Obscured)

100
100
100
99
100
88
89
83
66
66
80
74
70
47
63
64
96
38
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

95
99
53
56
37
32
33
43
79
58
91
79
100
92
86
83
66
62
61
16
1
7
1
6

High Clouds (% Sky Obscured)

65
25
43
6
6
26
10
52
8
86
96
98
100
100
73
70
100
91
69
41
23
6
3
0

ISS Passover

Visibility (miles)

9
8
0
0
1
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
4
16
3
0
0
0
0
0
0
0
0
0
0
0
20
54
63
70
70

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
25
19
25
25
12
3
1
5
10
63
38
15
5
19
19
7
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
95
98
96
96
89
89
80
71
66
63
65
68
75
78
82
80
80
84
83
81
81
79
76

Pressure (mb)

1011
1013
1014
1015
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

323
321
322
322
321
320
319
319
318
316
316
315
315
316
315
315
316
315
313
312
311
313
314
316

Monday 14

Waning Gibbous 80%

23:52

08:48

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

Sun - Rise: 03:38, Set: 23:25, Transit: 13:30. Moon - Rise: 23:52, Set: 08:48. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
26
20
42
49
39
11
44
55
65
22
26
17
12
7
18
100
100
100
99
88
100
46
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
20
13
9
0
0
0
0
0
0
0
0
20
0
0
0
0
2

Medium Clouds (% Sky Obscured)

1
1
2
18
43
33
0
1
1
1
0
0
9
12
1
1
15
2
3
27
17
14
30
10

High Clouds (% Sky Obscured)

0
7
15
31
6
5
8
25
35
53
13
14
3
7
0
3
100
100
100
99
84
100
35
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 (%)

67
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
100
100
100
100
100
100

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)

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

Chance of Frost

Temperature (°C)

16
18
19
21
22
23
24
25
25
24
23
23
22
21
19
17
16
14
14
13
13
12
12
13

Feels Like (°C)

17
19
18
21
21
24
25
26
24
23
21
21
20
19
17
15
14
13
13
12
12
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

69
63
58
54
50
46
42
40
40
40
45
51
57
61
69
76
80
80
82
80
82
81
81
77

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

317
313
312
311
312
313
313
313
316
317
316
316
316
315
315
315
316
316
315
315
314
314
313
313

Tuesday 15

Waning Gibbous 70%

23:42

10:37

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 OK
04 OK
05 OK
06 OK

Sun - Rise: 03:41, Set: 23:22, Transit: 13:30. Moon - Rise: 23:42, Set: 10:37. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
100
90
100
100
98
93
100
89
100
99
100
100
100
100
100
87
74
61
48
37
26
15
17

Low Clouds (% Sky Obscured)

10
39
35
20
29
31
29
32
61
58
56
53
46
66
78
87
76
66
59
46
37
26
15
15

Medium Clouds (% Sky Obscured)

72
27
76
74
54
75
67
57
40
39
51
48
86
90
100
100
55
38
24
5
10
8
0
5

High Clouds (% Sky Obscured)

18
100
39
98
100
87
70
100
63
100
96
100
100
100
100
100
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
2
1
1
7
9
2
3
5
9
9
9
9
9

Fog (%)

26
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
3
4
8
39
38
21
6
8
71
86
69
42
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0.5
0.4
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
16
17
18
18
18
18
19
18
18
17
17
16
15
14
14
13
13
13
12
13
13
14

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
11
10
10
10
11
12
15
16
16
15
14
13
13
13
13
12
12
12
12
12

Relative Humidity (%)

75
75
71
68
64
60
59
58
59
70
81
93
95
96
95
95
96
98
98
96
95
96
95
92

Pressure (mb)

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

Ozone (du)

313
315
314
313
311
308
306
307
309
312
313
312
312
313
313
314
318
325
331
331
327
326
323
321

Wednesday 16

Waning Gibbous 59%

23:32

12:24

07 OK
08 OK
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
05 Bad
06 Bad

Sun - Rise: 03:44, Set: 23:19, Transit: 13:30. Moon - Rise: 23:32, Set: 12:24. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
46
60
74
87
84
89
95
97
92
92
97
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

28
38
51
64
77
72
74
78
84
80
83
89
92
94
95
98
100
100
100
100
93
85
79
78

Medium Clouds (% Sky Obscured)

8
12
16
21
24
42
56
68
67
65
63
65
63
61
71
80
86
57
29
0
29
57
80
78

High Clouds (% Sky Obscured)

2
2
0
3
2
20
37
51
39
31
22
31
43
62
78
70
55
60
60
55
67
80
100
82

ISS Passover

Visibility (miles)

9
9
9
9
6
9
4
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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
23
31
31
29
35
33
24
19
18
14
16
21
14
10
8
7
10
6
9
10
10
9

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)

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

Chance of Frost

Temperature (°C)

15
16
17
18
19
20
19
19
18
18
17
16
15
15
14
14
14
13
13
13
13
13
13
13

Feels Like (°C)

16
17
18
18
18
18
19
17
17
17
16
14
14
13
13
13
13
12
13
13
13
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

87
83
78
71
68
65
66
70
73
74
77
85
90
90
90
92
92
90
92
90
92
92
93
92

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

319
319
319
320
319
319
319
320
318
316
315
315
313
311
310
310
310
310
310
309
307
306
305
306

Thursday 17

Waning Gibbous 56%

23:21

14:14

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
05 Bad
06 Bad

Sun - Rise: 03:48, Set: 23:16, Transit: 13:30. Moon - Rise: 23:21, Set: 14:14. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
100
97
99
97
96
89
78
67
78
89
100
100
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

76
74
69
64
57
58
57
57
66
74
83
48
37
26
43
60
78
84
91
98
98
99
100
100

Medium Clouds (% Sky Obscured)

71
89
77
69
57
68
83
89
89
93
92
63
56
50
55
61
66
68
73
76
70
63
57
57

High Clouds (% Sky Obscured)

64
43
57
75
93
95
98
97
68
36
5
67
33
0
33
67
100
70
40
10
8
6
4
2

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 (%)

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
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

Precipitation Probability (%)

9
9
10
10
6
21
30
43
53
62
70
24
21
17
20
24
21
19
14
10
11
9
6
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

0
1
1
1
1
1
3
4
5
5
5
5
4
4
3
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
86
82
79
75
71
66
64
61
62
67
72
78
79
82
83
83
86
86
87
87
87

Pressure (mb)

1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

308
309
308
308
312
313
312
311
309
308
308
307
307
307
307
308
308
309
309
310
311
311
310
310

Friday 18

Third Quarter 47%

23:07

16:13

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
05 Bad
06 Bad

Sun - Rise: 03:51, Set: 23:13, Transit: 13:30. Moon - Rise: 23:07, Set: 16:13. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
95
94
95
96
97
97
96
96
98
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
95
94
94
95
96
93
79
69
67
81
81
81
83
83
86

Medium Clouds (% Sky Obscured)

57
58
50
42
34
22
11
4
8
19
26
39
52
67
72
83
89
84
77
66
51
31
15
15

High Clouds (% Sky Obscured)

1
0
2
3
3
4
12
21
26
48
68
80
89
90
95
95
90
50
37
26
18
11
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
5
2
0

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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
2
4
4
1
13
14
8
32
37
29
37
34
27
31
36
36
34
31
17
23
21
15
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
84
82
79
77
75
74
75
78
79
82
84
86
87
90
92
92
93
95
95
95
96

Pressure (mb)

1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009

Ozone (du)

309
308
307
307
308
308
309
310
311
310
310
310
310
310
311
311
312
313
313
313
313
313
312
312

Saturday 19

Waning Crescent 35%

22:46

18:28

Sun - Rise: 03:54, Set: 23:10, Transit: 13:30. Moon - Rise: 22:46, Set: 18:28. 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 Hveragerdi, Hverager�isb�r, Republic of Iceland (64.28,-21.09)

Generated: 13/07/25 07:59:40. Forecast: 13/07/25 to 19/07/25. Timezone: UTC+0.00