Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 86%

15:09

05:46

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
07 Bad
08 Bad

Sun - Rise: 05:29, Set: 21:13, Transit: 13:23. Moon - Rise: 15:09, Set: 05:46. Civil Dark: 22:12 - 04:29. Nautical Dark: 23:49 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
98
98
100
99
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
20
38
88
88
91
97
99
97
97
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
95
100
97
97
100
100
100
100
94
96
98
100
77
98
100
86
100
100
100
76
50
82
91

High Clouds (% Sky Obscured)

90
93
99
99
85
100
99
49
97
86
81
94
100
100
99
36
78
76
67
23
29
38
24
51

ISS Passover

Visibility (miles)

9
9
9
9
9
1
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0

Fog (%)

1
1
0
0
0
0
0
0
0
0
0
0
10
13
1
0
0
0
0
22
49
59
62
64

Precipitation Type

None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
15
44
79
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.8
1.3
1.5
1.1
1
0.8
0.7
0.8
1.5
1.5
1.9
2.5
2.8
2.8
1.9
1.6
1.2
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
71
69
70
83
98
100
100
100
98
98
98
98
100
98
98
98
98
100
100
98
100
100

Pressure (mb)

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

Ozone (du)

380
380
375
371
369
360
354
357
359
362
365
369
370
370
368
367
369
369
371
372
371
368
366
361

Saturday 20

Waxing Gibbous 92%

16:40

05:36

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
07 Bad
08 OK

Sun - Rise: 05:26, Set: 21:16, Transit: 13:23. Moon - Rise: 16:40, Set: 05:36. Civil Dark: 22:16 - 04:25. Nautical Dark: 23:56 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
86
63
75
89
88
26

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
73
70
62
68
75
70
50

Medium Clouds (% Sky Obscured)

81
71
96
87
86
88
100
100
100
100
100
100
100
100
100
100
80
69
35
0
0
0
0
0

High Clouds (% Sky Obscured)

40
61
79
95
80
83
61
55
100
100
99
100
100
100
100
100
59
30
2
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
9
6
9

Fog (%)

88
100
100
100
100
100
30
30
100
48
54
37
41
34
35
30
27
5
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

89
86
82
91
77
95
95
95
95
95
95
95
95
95
95
95
72
62
18
9
3
4
9
2

Precipitation Amount (mm)

0.8
0.8
0.7
0.7
0.5
1.3
2.7
3.8
5
4.6
4.7
3.9
3.1
2.5
1.9
1.2
0.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
10
11
13
15
17
16
18
17
18
17
17
16
16
12
11
8
4
5
3
4
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
89
84
78
74

Pressure (mb)

1011
1011
1011
1011
1011
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1007
1008
1009
1011
1012
1014
1015
1016
1018

Ozone (du)

353
347
346
345
342
343
346
349
350
356
359
360
361
362
366
367
371
377
387
396
394
395
390
386

Sunday 21

Waxing Gibbous 96%

18:11

05:27

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

Sun - Rise: 05:22, Set: 21:19, Transit: 13:22. Moon - Rise: 18:11, Set: 05:27. Civil Dark: 22:20 - 04:20. Nautical Dark: 00:05 - 02:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
21
23
27
43
61
37
32
22
17
13
11
41
77
82
75
65
52
50
28
56
65
64
62

Low Clouds (% Sky Obscured)

53
45
48
33
23
17
5
16
22
4
0
0
0
37
40
24
5
4
3
4
4
19
33
46

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
0
13
42
65
72
48
24
4
3
2
1
10
32
38
41
48
37
40
17
41
37
36
20

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 (%)

1
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
8
10
12
14
14
13
10
7
5
3
2
1
1
1
1
2
1
1
1
2
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
73
67
63
62
62
66
70
67
69
76
82
88
91
92
94
94
96
94
94
96
96
94
91

Pressure (mb)

1019
1020
1020
1021
1022
1023
1024
1025
1025
1026
1027
1028
1029
1029
1030
1031
1031
1031
1031
1031
1032
1032
1032
1032

Ozone (du)

385
387
384
377
367
359
356
356
356
356
357
355
356
356
356
355
357
359
358
357
358
356
356
356

Monday 22

Waxing Gibbous 99%

19:43

05:17

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

Sun - Rise: 05:18, Set: 21:22, Transit: 13:22. Moon - Rise: 19:43, Set: 05:17. Civil Dark: 22:24 - 04:16. Nautical Dark: 00:15 - 02:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
81
58
55
51
45
50
54
57
53
46
65
67
67
82
90
63
65
90
89
89
88
80
75

Low Clouds (% Sky Obscured)

59
73
86
81
72
63
67
67
70
61
52
47
45
42
40
49
56
63
58
54
54
50
43
40

Medium Clouds (% Sky Obscured)

17
34
55
40
22
0
0
0
1
2
2
18
28
22
33
29
23
18
35
38
44
35
22
2

High Clouds (% Sky Obscured)

42
68
76
58
29
1
1
1
2
1
1
1
0
5
8
10
2
3
3
4
8
10
8
10

ISS Passover

Visibility (miles)

9
9
8
8
8
8
8
8
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
82
76
68
64
60
58
57
59
62
69
74
72
71
68
66
67
66
65
64
60
58
54
50

Pressure (mb)

1032
1032
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1032
1032

Ozone (du)

357
357
357
359
362
364
368
369
371
374
374
373
371
369
367
366
365
364
364
364
364
364
364
363

Tuesday 23

Full Moon 100%

21:21

05:05

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 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK

Sun - Rise: 05:15, Set: 21:26, Transit: 13:22. Moon - Rise: 21:21, Set: 05:05. Civil Dark: 22:28 - 04:11. Nautical Dark: 00:26 - 02:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
65
65
61
63
61
61
55
56
54
50
48
49
51
51
42
39
32
30
32
38
39
45
42

Low Clouds (% Sky Obscured)

39
42
41
42
42
43
46
49
53
51
47
42
40
37
38
39
48
48
41
40
38
43
44
45

Medium Clouds (% Sky Obscured)

2
1
2
1
1
1
1
1
1
1
2
2
14
24
31
38
36
32
17
10
4
4
3
4

High Clouds (% Sky Obscured)

9
6
3
3
3
3
4
3
3
4
4
4
5
7
6
10
14
21
14
9
4
4
4
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
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
1
1
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)

2
2
2
2
2
2
3
4
4
4
4
3
2
2
2
2
2
3
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
43
41
38
36
34
33
33
35
36
37
44
52
53
55
57
58
58
60
61
61
62
58
54

Pressure (mb)

1032
1032
1031
1031
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

363
364
365
364
364
365
365
366
366
366
365
365
365
364
365
365
365
365
365
366
367
368
367
367

Wednesday 24

Waning Gibbous 99%

23:09

04:50

09 OK
10 OK
11 OK
12 OK
13 OK
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
07 Bad
08 Bad

Sun - Rise: 05:11, Set: 21:29, Transit: 13:22. Moon - Rise: 23:09, Set: 04:50. Civil Dark: 22:32 - 04:07. Nautical Dark: 00:40 - 01:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
39
37
40
43
48
61
58
49
59
69
79
82
86
90
92
95
98
98
99
99
88
76
65

Low Clouds (% Sky Obscured)

48
46
48
56
64
68
59
53
45
35
26
15
27
38
50
56
61
68
66
59
53
42
31
10

Medium Clouds (% Sky Obscured)

4
4
4
4
5
5
8
10
11
26
45
64
68
73
78
77
77
77
77
79
81
75
71
69

High Clouds (% Sky Obscured)

6
6
6
8
10
8
6
4
2
5
9
13
14
18
21
39
55
71
79
89
97
68
39
10

ISS Passover

Visibility (miles)

9
9
9
9
9
8
8
8
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
1
0
2
1
0
2
3
2
3
3
1
2
1
0
2
2
0
15
16
8

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
2
2
3
2
2
2
2
3
3
3
2
3
3
3
2
3
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
50
50
49
48
47
47
48
48
49
54
60
65
70
74
79
79
79
79
80
82
83
82
81

Pressure (mb)

1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

367
368
369
370
370
370
370
371
372
373
374
375
376
377
377
378
377
376
375
376
376
377
378
379

Thursday 25

Waning Gibbous 96%

01:18

04:22

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

Sun - Rise: 05:08, Set: 21:32, Transit: 13:22. Moon - Rise: 01:18, Set: 04:22. Civil Dark: 22:36 - 04:02. Nautical Dark: 01:02 - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

69
74
80
88
94
100
98
97
95
78
58
40
40
33
51
67
79
96
97
99
100

Low Clouds (% Sky Obscured)

14
23
32
33
35
36
38
44
46
34
26
10
18
25
33
31
32
34
28
28
25

Medium Clouds (% Sky Obscured)

69
69
69
81
90
100
96
92
90
84
82
80
85
85
80
71
68
65
73
88
100

High Clouds (% Sky Obscured)

15
15
20
20
20
20
20
15
15
15
15
20
34
61
73
84
91
98
99
99
100

ISS Passover

Visibility (miles)

9
7
4
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

24
28
28
43
52
56
59
64
70
73
76
79
76
73
70
64
60
59
59
60
62

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
9
10
12
12
11
12
12
11
11
10
9
7
6
5
4
3
3
3
2
2

Feels Like (°C)

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

Dew Point (°C)

5
6
8
10
10
10
11
11
11
11
10
9
7
6
5
3
3
3
3
2
2

Relative Humidity (%)

79
82
85
90
90
93
95
96
95
96
96
96
98
96
98
98
100
98
100
98
98

Pressure (mb)

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

Ozone (du)

380
381
381
381
382
383
384
385
387
388
389
389
390
391
392
393
393
393
393
393
393

Forecast for Hveragerdi, Hveragerðisbær, Republic of Iceland (64.28,-21.09)

Generated: 19/04/24 09:23:01. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+0.00