Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 14

Waning Crescent 15%

06:11

13:34

16 Bad
17 Bad
18 OK
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

Sun - Rise: 06:41, Set: 18:28, Transit: 12:35. Moon - Rise: 06:11, Set: 13:34. Civil Dark: 19:07 - 06:02. Nautical Dark: 19:53 - 05:16. Astro Dark: 20:41 - 04:27

Total Clouds (% Sky Obscured)

62
58
46
80
99
100
100
100
99
95
100
100
99
100
78
96
100
97
88
97
84
96
96
98

Low Clouds (% Sky Obscured)

20
19
25
26
21
32
68
84
92
92
94
100
98
100
67
78
88
87
72
70
78
70
80
67

Medium Clouds (% Sky Obscured)

14
3
46
80
98
100
100
100
96
76
100
80
62
63
29
65
60
90
71
95
61
83
84
92

High Clouds (% Sky Obscured)

22
11
19
67
81
80
89
100
0
0
0
0
4
4
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
0
0
2
0
7
9
9
2
2
8
6
6
5
5

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

Precipitation Probability (%)

19
4
0
14
23
19
38
62
73
63
84
95
95
95
52
51
56
60
62
62
58
62
61
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.4
0.3
0.5
1
0.8
1.9
0
0
0
0.2
0.3
0.3
0.2
0.3
0.2
0.2

Wind Speed/Direction (mph)

15
13
9
7
5
7
9
12
15
17
19
23
25
27
20
17
19
20
20
21
22
23
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
70
76
80
80
80
77
76
80
88
94
94
94
94
82
76
75
83
79
71
71
71
68
70

Pressure (mb)

1000
1000
1000
1001
1001
1000
1000
999
999
997
995
993
991
990
990
990
990
991
990
990
990
990
990
990

Ozone (du)

420
410
398
388
384
381
373
369
368
360
353
347
349
353
359
367
370
380
388
397
399
397
403
417

Sunday 15

Waning Crescent 8%

06:17

15:07

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:38, Set: 18:30, Transit: 12:35. Moon - Rise: 06:17, Set: 15:07. Civil Dark: 19:09 - 05:59. Nautical Dark: 19:55 - 05:13. Astro Dark: 20:44 - 04:24

Total Clouds (% Sky Obscured)

100
99
99
85
96
74
71
86
88
99
100
95
63
85
56
98
98
98
99
95
90
99
100
97

Low Clouds (% Sky Obscured)

48
50
59
42
63
35
59
71
59
78
80
73
48
80
52
78
57
65
51
76
67
65
65
54

Medium Clouds (% Sky Obscured)

100
95
97
73
85
33
12
65
57
94
100
87
61
60
56
70
32
50
95
43
67
63
100
92

High Clouds (% Sky Obscured)

0
0
1
2
2
7
10
30
0
0
0
0
0
0
2
45
40
48
42
54
50
95
75
65

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

61
59
64
50
41
42
50
50
50
42
46
42
60
62
52
46
50
50
49
80
69
84
95
95

Precipitation Amount (mm)

0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0.5
0.3
0.4
1.1
2

Wind Speed/Direction (mph)

22
22
20
19
18
19
18
17
19
19
20
22
22
23
23
23
24
24
24
24
24
22
20
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
69
68
69
69
68
72
77
76
78
76
76
75
74
74
75
74
72
74
77
91
93
93
96

Pressure (mb)

990
990
990
991
991
991
991
991
991
991
992
992
992
992
992
992
993
994
994
995
995
996
995
995

Ozone (du)

426
433
434
439
439
442
448
456
459
458
451
443
439
438
432
428
423
418
420
417
416
411
402
394

Monday 16

Waning Crescent 3%

06:21

No Set

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:35, Set: 18:33, Transit: 12:35. Moon - Rise: 06:21, Set: No Set. Civil Dark: 19:11 - 05:56. Nautical Dark: 19:58 - 05:10. Astro Dark: 20:47 - 04:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
99
100
97
93
89
81

Low Clouds (% Sky Obscured)

67
72
89
100
100
97
98
95
99
100
96
89
89
93
92
97
87
81
93
86
80
75
69
67

Medium Clouds (% Sky Obscured)

100
100
100
99
98
86
82
79
79
91
91
97
100
94
84
91
87
96
97
99
91
83
72
60

High Clouds (% Sky Obscured)

78
100
100
100
100
100
84
100
87
90
80
100
100
81
77
78
79
87
50
44
2
2
2
1

ISS Passover

Visibility (miles)

0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
2
4
7
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

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

Precipitation Probability (%)

95
95
55
58
43
39
24
30
95
95
62
69
65
95
95
95
95
87
95
95
95
87
78
72

Precipitation Amount (mm)

1.9
0.9
0.2
0.2
0
0
0
0
1.4
1.3
0.2
0.3
0
1.7
1.9
1.6
0.8
0.4
1.4
1
0.7
0.5
0.4
0.5

Wind Speed/Direction (mph)

17
14
16
15
19
18
14
16
18
19
23
26
26
26
26
27
26
25
23
22
21
22
23
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
91
93
93
91
91
91
93
90
90
90
91
91
91
91
88
90
93
93
90
88
85

Pressure (mb)

994
994
994
994
994
994
993
993
993
993
992
992
992
991
991
991
991
991
991
991
992
993
993
994

Ozone (du)

389
385
385
383
385
383
381
381
379
372
369
366
366
365
365
366
367
368
368
366
365
368
366
367

Tuesday 17

Waning Crescent 0%

06:24

16:39

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:32, Set: 18:35, Transit: 12:35. Moon - Rise: 06:24, Set: 16:39. Civil Dark: 19:14 - 05:53. Nautical Dark: 20:00 - 05:07. Astro Dark: 20:49 - 04:17

Total Clouds (% Sky Obscured)

73
64
55
48
46
51
58
65
57
60
61
58
54
49
49
49
48
50
54
56
53
55
46
43

Low Clouds (% Sky Obscured)

65
62
55
48
46
51
55
58
57
60
61
58
54
49
49
49
48
50
54
56
53
55
46
43

Medium Clouds (% Sky Obscured)

43
30
0
0
8
10
16
24
16
8
0
0
0
0
0
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
4
0
0
1
0
1
1
0
1
1
1
1
0
1
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

44
37
38
30
21
22
27
21
27
33
37
37
34
25
28
29
26
33
28
12
17
16
8
11

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)

24
23
22
21
20
19
20
21
20
20
20
20
20
20
20
20
20
21
19
19
20
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
81
78
78
78
79
79
79
78
78
81
84
84
84
84
85
87
85
81
72
66
63
66
69

Pressure (mb)

995
996
997
998
999
1001
1001
1002
1003
1004
1005
1005
1006
1007
1008
1009
1011
1012
1013
1014
1016
1017
1017
1018

Ozone (du)

367
369
370
372
372
373
374
376
379
379
378
379
378
378
381
383
388
394
401
406
412
419
421
423

Wednesday 18

Waning Crescent 0%

06:27

18:11

16 Bad
17 OK
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 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK

Sun - Rise: 06:29, Set: 18:37, Transit: 12:34. Moon - Rise: 06:27, Set: 18:11. Civil Dark: 19:16 - 05:50. Nautical Dark: 20:02 - 05:04. Astro Dark: 20:52 - 04:14

Total Clouds (% Sky Obscured)

40
39
45
48
50
52
53
53
50
50
51
66
70
68
47
39
32
37
48
53
51
49
47
41

Low Clouds (% Sky Obscured)

40
39
45
48
50
52
53
53
50
50
51
60
62
64
47
39
32
37
45
50
49
45
42
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
1
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
20
20
20
47
39
32
37
48
25
10
5
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 (%)

9
2
5
6
1
4
4
9
13
10
11
9
6
2
6
6
4
11
13
13
13
12
4
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)

14
13
11
9
8
7
6
5
4
3
3
2
3
3
3
3
3
4
5
6
7
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
4
3
3
3
3
4
3
3
1
1
1
3
3
3
4
5
5
7
6
5

Dew Point (°C)

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

Relative Humidity (%)

70
69
74
77
79
82
85
90
91
93
93
93
91
91
88
83
78
74
70
68
66
63
60
58

Pressure (mb)

1019
1020
1021
1022
1023
1024
1025
1025
1026
1026
1027
1027
1027
1028
1028
1027
1027
1028
1027
1027
1027
1027
1027
1026

Ozone (du)

432
438
444
449
459
456
439
430
420
417
414
409
406
400
396
394
391
388
385
382
379
378
376
375

Thursday 19

New Moon 3%

06:31

19:45

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

Sun - Rise: 06:27, Set: 18:39, Transit: 12:34. Moon - Rise: 06:31, Set: 19:45. Civil Dark: 19:18 - 05:48. Nautical Dark: 20:05 - 05:01. Astro Dark: 20:55 - 04:11

Total Clouds (% Sky Obscured)

36
31
24
17
10
12
10
8
30
52
75
81
87
93
88
83
78
82
87
92
83
74
66
71

Low Clouds (% Sky Obscured)

29
21
15
8
0
3
5
8
26
44
63
69
75
81
76
70
64
63
62
61
51
42
33
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
7
10
18
34
53
44
38
30
38
52
57
49
38
25
25

High Clouds (% Sky Obscured)

0
0
0
17
10
12
10
8
30
52
55
50
45
40
40
50
30
26
32
38
37
36
43
57

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 (%)

3
0
0
0
0
0
0
0
4
4
4
19
23
30
22
20
25
21
15
1
3
4
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)

5
4
3
3
3
3
3
3
2
3
3
3
3
3
4
6
7
10
12
14
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
3
3
3
3
3
2
1
1
2
2
3
3
3
3
4
4
4
3
7
6
6

Dew Point (°C)

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

Relative Humidity (%)

62
68
74
78
82
85
88
89
91
91
93
93
93
93
93
90
85
84
77
70
64
67
68
70

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

374
373
373
372
372
372
372
373
373
372
371
371
371
372
373
374
375
376
376
376
376
376
376
377

Friday 20

Waxing Crescent 9%

06:35

21:23

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:24, Set: 18:41, Transit: 12:34. Moon - Rise: 06:35, Set: 21:23. Civil Dark: 19:20 - 05:45. Nautical Dark: 20:07 - 04:58. Astro Dark: 20:58 - 04:07

Total Clouds (% Sky Obscured)

74
77
85
93
100
99
97
97
98
99
99
99
99
99
92
86
78
69
68
66

Low Clouds (% Sky Obscured)

11
0
17
35
52
64
75
87
85
82
80
68
56
42
36
31
24
31
33
33

Medium Clouds (% Sky Obscured)

25
26
46
65
84
81
77
74
74
67
57
51
49
48
51
55
59
60
61
63

High Clouds (% Sky Obscured)

74
77
85
93
100
97
90
77
82
90
99
98
98
98
81
64
44
52
58
64

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
2
7
6
2
5
3
0
1
2
0
0
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

Wind Speed/Direction (mph)

13
10
8
7
7
6
6
5
5
5
5
5
4
4
3
4
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
4
4
4
4
3
3
4
4
3
3

Relative Humidity (%)

74
78
84
87
90
91
91
90
90
90
90
90
88
88
88
82
78
74
67
61

Pressure (mb)

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

Ozone (du)

378
379
380
380
381
381
382
382
383
382
382
381
380
379
378
378
378
378
378
378

Forecast for Tarbert, Western Isles, United Kingdom (57.90,-6.81)

Generated: 14/03/26 16:29:30. Forecast: 14/03/26 to 20/03/26. Timezone: UTC+0.00