Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Full Moon 100%

21:47

06:22

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

Sun - Rise: 05:44, Set: 21:32, Transit: 13:37. Moon - Rise: 21:47, Set: 06:22. Civil Dark: 22:16 - 05:00. Nautical Dark: 23:19 - 03:58. Astro Dark: N/A - 01:57

Total Clouds (% Sky Obscured)

96
88
39
45
26
21
10
22
33
38
52
50
55
60
49
64
64
54
69
80
52
89
72
73

Low Clouds (% Sky Obscured)

59
48
39
45
26
21
10
22
33
37
49
47
52
52
42
63
63
53
49
69
49
40
41
50

Medium Clouds (% Sky Obscured)

61
23
0
0
0
0
0
0
0
0
2
0
0
0
24
0
0
0
38
15
0
58
31
30

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
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
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 (%)

13
14
4
4
0
0
0
0
0
0
0
0
0
0
3
24
11
21
7
3
4
2
2
4

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)

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

Chance of Frost

Temperature (°C)

15
16
16
16
15
14
13
12
11
11
11
11
10
11
12
14
15
16
17
18
18
19
19
19

Feels Like (°C)

14
14
15
16
15
14
13
13
12
12
11
10
10
12
13
14
13
13
14
16
15
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

87
82
82
85
87
93
96
96
98
98
98
96
98
96
90
82
73
65
58
54
50
47
47
48

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

351
353
358
363
363
365
368
364
362
363
364
365
366
365
365
366
368
369
371
373
373
374
375
375

Thursday 30

Waning Gibbous 98%

22:00

07:41

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

Sun - Rise: 05:45, Set: 21:30, Transit: 13:37. Moon - Rise: 22:00, Set: 07:41. Civil Dark: 22:14 - 05:02. Nautical Dark: 23:16 - 04:01. Astro Dark: 01:17 - 02:11

Total Clouds (% Sky Obscured)

81
51
31
31
27
14
47
47
48
65
81
81
79
75
82
76
86
76
88
78
87
90
69
68

Low Clouds (% Sky Obscured)

57
32
31
31
27
6
33
42
48
45
57
67
67
69
65
68
71
59
61
52
62
70
47
39

Medium Clouds (% Sky Obscured)

32
38
0
0
0
0
12
21
16
41
59
60
54
14
34
37
32
41
71
51
47
53
55
50

High Clouds (% Sky Obscured)

0
0
0
1
1
3
7
11
5
42
5
0
0
0
0
0
0
0
0
0
0
0
0
6

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

14
15
2
0
0
0
0
0
0
0
0
0
1
18
31
50
47
50
47
45
45
38
31
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
11
9
7
7
7
6
6
6
6
6
6
6
9
9
11
11
12
12
13
13
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
59
64
72
80
87
93
95
95
96
95
96
96
95
87
82
74
69
59
52
47
50
55
53

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

374
375
374
376
377
379
379
378
376
373
369
368
368
369
368
369
371
376
377
377
378
380
379
379

Friday 31

Waning Gibbous 94%

22:10

08:59

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

Sun - Rise: 05:47, Set: 21:29, Transit: 13:37. Moon - Rise: 22:10, Set: 08:59. Civil Dark: 22:12 - 05:04. Nautical Dark: 23:13 - 04:03. Astro Dark: 01:03 - 02:21

Total Clouds (% Sky Obscured)

94
92
48
48
48
59
40
29
29
44
44
25
25
23
30
46
60
83
53
83
92
95
100
99

Low Clouds (% Sky Obscured)

61
68
47
38
48
54
40
29
29
44
44
25
25
23
30
46
60
83
52
43
42
39
47
56

Medium Clouds (% Sky Obscured)

61
49
35
26
0
18
0
0
0
0
0
0
0
0
0
0
0
0
3
9
12
17
16
16

High Clouds (% Sky Obscured)

0
0
0
1
1
1
6
0
0
0
0
0
0
0
0
0
0
3
3
73
85
87
99
97

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 (%)

21
9
6
4
3
0
0
0
0
0
0
0
0
0
0
2
18
5
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)

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

Chance of Frost

Temperature (°C)

16
16
16
15
13
12
12
11
10
10
9
9
8
9
11
13
15
16
17
18
19
19
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
60
57
69
83
90
95
95
95
96
96
96
96
96
87
79
67
59
56
51
50
48
47
48

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

377
376
379
373
369
368
366
367
370
372
372
371
371
370
370
366
363
361
358
356
355
353
352
351

Saturday 1

Waning Gibbous 88%

22:20

10:17

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
17 Bad

Sun - Rise: 05:49, Set: 21:27, Transit: 13:37. Moon - Rise: 22:20, Set: 10:17. Civil Dark: 22:10 - 05:06. Nautical Dark: 23:10 - 04:06. Astro Dark: 00:53 - 02:29

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
44
29
16
14
13
11
16
22
24
24
19
16
18
19
22
24
26
31
35
38
40
27
13

Medium Clouds (% Sky Obscured)

10
19
31
41
42
80
91
90
85
89
89
96
98
49
43
46
51
52
52
59
61
57
84
84

High Clouds (% Sky Obscured)

94
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
3
3
1
4
5
5
13
25

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

Chance of Frost

Temperature (°C)

19
19
18
16
15
14
13
12
12
11
11
11
11
11
13
14
15
17
18
19
19
19
19
19

Feels Like (°C)

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

Dew Point (°C)

8
10
11
12
13
12
11
11
11
10
10
10
10
10
9
8
7
7
7
7
7
6
6
6

Relative Humidity (%)

48
54
65
75
89
90
89
90
93
91
93
93
93
90
79
68
58
53
48
45
44
42
43
44

Pressure (mb)

1020
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017

Ozone (du)

350
349
347
346
346
344
343
343
344
344
345
346
346
347
346
345
346
346
346
345
344
342
342
342

Sunday 2

Waning Gibbous 80%

22:28

11:37

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
17 Bad

Sun - Rise: 05:50, Set: 21:25, Transit: 13:37. Moon - Rise: 22:28, Set: 11:37. Civil Dark: 22:08 - 05:08. Nautical Dark: 23:08 - 04:09. Astro Dark: 00:44 - 02:36

Total Clouds (% Sky Obscured)

100
100
100
100
90
79
73
72
68
70
95
100
100
51
50
50
51
56
64
68
71
74
71
68

Low Clouds (% Sky Obscured)

0
1
0
0
6
13
16
25
35
47
81
88
90
38
41
45
50
50
54
48
42
36
41
41

Medium Clouds (% Sky Obscured)

100
100
100
99
66
71
65
59
65
65
66
66
67
11
8
4
9
14
17
19
20
24
22
22

High Clouds (% Sky Obscured)

100
100
100
100
84
64
59
60
66
67
66
75
80
0
0
0
0
0
0
7
18
42
65
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
40
39
34
44
51
57
51
44
30
38
42
41
2
1
0
1
1
0
15
19
20
21
21

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
16
15
14
14
13
12
12
13
12
13
13
13
13
14
16
18
19
21
21
21
21
21

Feels Like (°C)

16
16
14
13
11
12
13
12
12
12
12
11
11
11
10
12
13
13
12
12
21
21
20
20

Dew Point (°C)

8
9
9
8
9
10
11
11
12
12
12
11
11
11
10
10
11
11
10
9
11
13
15
15

Relative Humidity (%)

51
56
60
64
70
78
89
93
96
96
95
89
87
86
81
75
72
62
53
45
51
59
66
67

Pressure (mb)

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

Ozone (du)

342
340
343
344
346
347
349
350
350
351
351
351
351
351
351
351
351
350
349
348
347
346
345
344

Monday 3

Waning Gibbous 71%

22:38

13:00

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

Sun - Rise: 05:52, Set: 21:23, Transit: 13:37. Moon - Rise: 22:38, Set: 13:00. Civil Dark: 22:06 - 05:10. Nautical Dark: 23:05 - 04:11. Astro Dark: 00:37 - 02:43

Total Clouds (% Sky Obscured)

66
70
76
81
65
53
38
55
72
89
78
66
55
50
50
48
54
59
65
70
75
80
79
77

Low Clouds (% Sky Obscured)

41
44
51
59
42
23
4
17
30
43
32
21
9
21
33
45
51
57
63
45
26
7
28
47

Medium Clouds (% Sky Obscured)

20
18
14
10
7
3
0
16
30
45
42
43
45
40
35
30
25
25
25
43
62
80
75
70

High Clouds (% Sky Obscured)

66
69
69
60
55
50
38
55
71
81
77
66
55
50
38
20
15
20
35
65
75
80
79
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

22
19
14
2
5
5
1
10
10
5
27
34
38
41
42
43
57
64
66
58
51
43
40
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
18
17
16
15
14
13
13
12
12
11
11
11
12
14
15
16
17
18
19
19
19
19

Feels Like (°C)

19
19
17
16
16
14
13
11
11
10
10
10
10
10
10
12
14
15
16
17
18
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

67
68
75
81
89
86
84
84
86
87
88
92
93
98
98
98
96
96
96
96
96
95
95
95

Pressure (mb)

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

Ozone (du)

343
342
342
341
340
339
338
338
337
337
337
337
337
338
338
338
338
338
338
338
338
337
337
339

Tuesday 4

Waning Gibbous 60%

22:49

14:27

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

Sun - Rise: 05:54, Set: 21:21, Transit: 13:37. Moon - Rise: 22:49, Set: 14:27. Civil Dark: 22:04 - 05:11. Nautical Dark: 23:02 - 04:14. Astro Dark: 00:31 - 02:49

Total Clouds (% Sky Obscured)

75
70
66
65
64
61
60
57
55
50
45
49
55
62
64
66
68
69
71

Low Clouds (% Sky Obscured)

63
57
51
44
46
48
46
47
48
46
32
26
20
19
24
28
31
38
38

Medium Clouds (% Sky Obscured)

62
53
44
33
51
61
60
57
55
50
45
49
55
62
64
66
61
39
18

High Clouds (% Sky Obscured)

58
37
16
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
8
8
8
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

Precipitation Type

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

Precipitation Probability (%)

17
21
21
17
28
33
37
46
51
51
47
43
40
35
29
21
19
17
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
95
95
96
98
96
98
98
96
96
96
96
96
96
95
90
86

Pressure (mb)

1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022

Ozone (du)

341
343
347
350
353
354
354
355
356
357
359
362
365
368
368
369
370
369
369

Forecast for Ballymahon, County Longford, Republic of Ireland (53.56,-7.76)

Generated: 29/07/26 17:31:30. Forecast: 29/07/26 to 04/08/26. Timezone: UTC+1.00