Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 5

Waning Gibbous 93%

20:50

07:33

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
07 Bad

Sun - Rise: 06:49, Set: 18:06, Transit: 12:29. Moon - Rise: 20:50, Set: 07:33. Civil Dark: 18:38 - 06:17. Nautical Dark: 19:16 - 05:39. Astro Dark: 19:55 - 05:00

Total Clouds (% Sky Obscured)

32
59
68
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
100
100
100

Low Clouds (% Sky Obscured)

32
59
60
52
72
72
79
87
90
70
94
100
100
100
100
100
100
100
100
84
82
80
79
69

Medium Clouds (% Sky Obscured)

32
59
68
100
100
100
100
96
86
100
100
84
62
57
31
41
57
83
54
60
39
48
47
45

High Clouds (% Sky Obscured)

32
59
68
100
100
100
100
100
100
100
100
100
100
47
71
52
93
93
100
100
74
100
97
100

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
8
9
8
7
0
0
4
4
5
7
9
9
9
4
0
0
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
5
2
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
23
35
43
58
63
51
50
61
43
39
41
40
35
28
26
16
26
22
7
7
2

Precipitation Amount (mm)

4.4
4.2
4
0
0
0
0.4
0.4
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
13
15
15
13
11
9
7
4
2
5
13
17
21
23
24
24
24
24
24
23
23
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
91
87
88
87
86
88
88
90
95
98
98
94
96
94
94
94
93
93
93
94
96
96
93

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1014
1015
1016
1017
1018
1019
1019
1020
1020
1020
1021
1022

Ozone (du)

380
380
378
376
376
379
380
382
382
382
382
381
376
375
376
377
376
377
373
370
370
370
368
368

Friday 6

Waning Gibbous 87%

22:04

07:47

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
07 Bad

Sun - Rise: 06:47, Set: 18:08, Transit: 12:28. Moon - Rise: 22:04, Set: 07:47. Civil Dark: 18:40 - 06:14. Nautical Dark: 19:18 - 05:37. Astro Dark: 19:56 - 04:58

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
97
95
98
93
96
93
96
84
96
97
95
97
88
92
87
75
96

Low Clouds (% Sky Obscured)

63
62
68
67
78
80
86
75
81
84
80
74
73
67
75
90
93
85
93
77
75
70
61
66

Medium Clouds (% Sky Obscured)

45
52
55
49
95
93
90
91
83
73
69
57
46
25
25
33
31
37
43
48
60
43
27
66

High Clouds (% Sky Obscured)

100
100
86
91
100
100
100
44
46
62
7
15
2
50
19
54
31
38
50
53
14
64
65
62

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 (%)

2
5
10
17
20
29
30
29
19
7
0
0
0
0
1
1
0
0
0
0
0
2
1
2

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)

21
21
21
21
20
19
19
18
17
16
15
13
11
10
9
8
7
8
8
7
6
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
80
79
78
75
76
76
76
79
82
85
86
86
86
88
94
96
96
96
96
93
93
91
90

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

367
366
366
367
369
369
369
370
369
370
370
371
370
371
372
374
374
373
371
371
371
370
371
372

Saturday 7

Waning Gibbous 79%

23:18

08:04

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
07 Bad

Sun - Rise: 06:45, Set: 18:09, Transit: 12:28. Moon - Rise: 23:18, Set: 08:04. Civil Dark: 18:42 - 06:12. Nautical Dark: 19:20 - 05:34. Astro Dark: 19:58 - 04:56

Total Clouds (% Sky Obscured)

91
99
100
99
100
100
100
100
71
69
78
80
90
82
82
92
88
85
100
81
84
73
73
71

Low Clouds (% Sky Obscured)

83
82
100
99
100
93
100
89
64
65
74
75
72
60
52
44
46
39
60
56
63
61
64
68

Medium Clouds (% Sky Obscured)

50
65
29
33
35
26
34
57
31
38
35
23
37
29
33
45
45
52
89
48
68
20
17
39

High Clouds (% Sky Obscured)

49
39
42
62
64
93
19
63
7
8
7
20
36
38
63
63
76
39
30
33
34
34
20
15

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
6
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

7
10
10
0
0
0
0
0
0
0
0
3
0
1
3
9
12
14
45
16
40
39
30
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
85
81
80
80
83
86
90
91
95
96
96
96
96
96
95
95
95
96
95
95
96
96

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1021
1021
1021
1021

Ozone (du)

371
371
370
370
371
371
371
371
370
370
370
370
372
373
376
378
379
378
378
376
374
372
372
373

Sunday 8

Waning Gibbous 71%

00:32

08:04

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
07 Bad

Sun - Rise: 06:43, Set: 18:11, Transit: 12:28. Moon - Rise: 00:32, Set: 08:04. Civil Dark: 18:43 - 06:10. Nautical Dark: 19:21 - 05:32. Astro Dark: 20:00 - 04:54

Total Clouds (% Sky Obscured)

72
70
70
67
70
72
76
74
71
67
77
85
90
90
87
77
75
77
79
88
94
94
95
95

Low Clouds (% Sky Obscured)

69
67
62
56
59
63
66
63
58
53
66
76
85
85
84
77
75
77
79
85
89
89
90
91

Medium Clouds (% Sky Obscured)

34
10
2
2
1
0
0
3
6
8
8
7
6
5
3
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
11
5
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
2
4
16
29
18
12

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

8
6
3
2
9
14
6
5
7
15
6
14
4
13
12
7
18
16
10
18
11
18
22
16

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
10
11
12
14
14
13
13
11
9
7
6
6
5
5
5
5
5
5
5
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
92
87
87
90
93
95
95
98
98
98
95
95
96
96
98
96
98
98
98
98

Pressure (mb)

1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

373
373
371
369
367
367
367
367
369
371
372
375
378
379
379
379
379
379
379
379
376
374
374
374

Monday 9

Waning Gibbous 61%

01:43

08:26

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

Sun - Rise: 06:40, Set: 18:13, Transit: 12:28. Moon - Rise: 01:43, Set: 08:26. Civil Dark: 18:45 - 06:08. Nautical Dark: 19:23 - 05:30. Astro Dark: 20:02 - 04:51

Total Clouds (% Sky Obscured)

96
95
78
57
46
45
38
42
36
30
34
37
43
46
41
38
45
51
56
55
44
36
34
31

Low Clouds (% Sky Obscured)

91
89
76
57
46
45
38
38
35
30
34
37
43
45
40
35
45
51
56
55
44
36
34
31

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

4
3
4
3
2
4
2
3
2
2
2
1
0
0
0
1
2
4
6
5
4
2
2
3

ISS Passover

Visibility (miles)

0
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
4
4
4
4
6
8
9
9

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

12
8
6
10
4
4
2
2
2
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
95
90
84
81
80
80
79
81
87
93
95
96
98
98
98
98
98
96
98
96
96
96
93

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

374
372
372
373
375
375
376
377
376
374
373
372
372
369
368
370
374
377
379
381
381
381
381
382

Tuesday 10

Waning Gibbous 52%

02:47

08:55

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
07 Bad

Sun - Rise: 06:38, Set: 18:14, Transit: 12:27. Moon - Rise: 02:47, Set: 08:55. Civil Dark: 18:47 - 06:06. Nautical Dark: 19:25 - 05:28. Astro Dark: 20:03 - 04:49

Total Clouds (% Sky Obscured)

29
48
68
86
88
91
94
93
95
100
100
100
100
100
100
99
92
85
77
76
75
74
79
83

Low Clouds (% Sky Obscured)

29
47
51
55
57
59
61
70
88
100
100
100
100
99
99
98
91
84
77
76
75
74
64
54

Medium Clouds (% Sky Obscured)

0
6
12
17
15
13
10
9
5
4
5
7
12
21
23
28
22
10
0
3
7
12
36
60

High Clouds (% Sky Obscured)

3
6
9
12
13
14
15
15
15
35
30
50
50
50
30
25
25
25
25
20
20
15
28
43

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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
3
5
8
12
20
17
17
21
14
10
7
1
2
3
1
4
3
1
3
5
5
16
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
87
81
77
77
76
75
81
87
95
95
94
94
96
96
96
96
96
96
98
98
98
96

Pressure (mb)

1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018

Ozone (du)

384
386
391
396
401
405
409
413
407
400
393
390
386
383
377
371
366
363
361
359
360
360
361
364

Wednesday 11

Third Quarter 42%

03:42

09:35

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

Sun - Rise: 06:36, Set: 18:16, Transit: 12:27. Moon - Rise: 03:42, Set: 09:35. Civil Dark: 18:48 - 06:04. Nautical Dark: 19:26 - 05:26. Astro Dark: 20:05 - 04:47

Total Clouds (% Sky Obscured)

88
82
75
69
72
75
77
70
58
46
47
45
41
45
55
66
69
73
78
80
84
92

Low Clouds (% Sky Obscured)

44
52
61
69
69
71
74
67
58
46
47
45
41
45
55
66
62
56
51
53
56
58

Medium Clouds (% Sky Obscured)

83
55
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
4

High Clouds (% Sky Obscured)

61
40
20
0
1
1
0
0
0
0
2
3
5
17
26
28
25
25
28
24
24
25

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
17
14
7
4
1
0
0
0
0
0
0
0
0
0
0
2
3
1
2
2
2

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
82
74
66
66
66
65
72
78
85
86
88
89
88
86
85
83
80
77
80
83

Pressure (mb)

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

Ozone (du)

367
370
375
380
385
383
381
379
379
379
379
376
374
371
369
366
364
364
364
364
364
363

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.42)

Generated: 05/03/26 08:16:52. Forecast: 05/03/26 to 11/03/26. Timezone: UTC+0.00