Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Waning Gibbous 68%

01:43

08:26

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:43, Set: 18:13, Transit: 12:28. Moon - Rise: 01:43, Set: 08:26. Civil Dark: 18:45 - 06:10. Nautical Dark: 19:23 - 05:32. Astro Dark: 20:02 - 04:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
94
80
90
94
88
96
87
88
61
72
100
100
100
100
100
100
100
89

Low Clouds (% Sky Obscured)

100
100
88
67
100
88
83
80
79
88
77
92
77
78
54
71
68
73
77
79
77
51
32
36

Medium Clouds (% Sky Obscured)

4
58
75
51
57
49
37
9
31
33
30
32
16
23
5
2
0
6
50
45
45
45
94
84

High Clouds (% Sky Obscured)

0
4
8
53
48
15
18
16
8
3
0
0
5
4
4
6
100
100
100
100
100
85
45
34

ISS Passover

Visibility (miles)

2
3
4
9
9
9
9
8
9
8
5
5
9
9
9
9
9
9
9
5
4
9
9
9

Fog (%)

68
99
100
99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
24
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

18
9
0
13
10
25
38
41
43
58
66
54
14
2
1
0
0
1
2
2
0
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
93
88
87
86
79
77
76
81
87
88
87
88
87
88
94
96
96
96
96
96

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1016
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

378
382
386
389
390
391
392
392
393
390
385
380
377
378
379
384
390
393
394
399
404
407
401
398

Tuesday 10

Waning Gibbous 61%

02:47

08:55

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:40, Set: 18:14, Transit: 12:27. Moon - Rise: 02:47, Set: 08:55. Civil Dark: 18:47 - 06:08. Nautical Dark: 19:25 - 05:30. Astro Dark: 20:03 - 04:49

Total Clouds (% Sky Obscured)

87
100
92
98
91
96
97
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
65
91

Low Clouds (% Sky Obscured)

38
43
49
50
53
61
76
85
80
87
90
99
100
99
97
98
100
100
100
91
75
72
65
91

Medium Clouds (% Sky Obscured)

86
100
88
96
84
85
90
87
97
98
97
99
100
100
100
97
89
88
100
100
100
100
30
40

High Clouds (% Sky Obscured)

45
40
44
21
5
49
41
83
49
57
56
100
91
100
100
91
94
96
100
100
100
100
42
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
3
0
0
2
1
0
0
0
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
54
19
2
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
4
10
15
14
10
4
12
16
29
76
95
93
95
95
85
94
95
82
20
10
6
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.5
0.8
0.8
0.4
0.6
1
0.4
0
0
0
0

Wind Speed/Direction (mph)

3
4
4
5
8
10
13
16
17
18
19
19
20
20
20
18
18
17
18
18
19
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
91
91
91
88
78
74
73
78
84
93
96
98
96
98
96
96
98
96
87
87
88

Pressure (mb)

1016
1016
1016
1016
1017
1016
1016
1015
1015
1014
1013
1012
1012
1011
1011
1010
1010
1009
1009
1008
1009
1009
1010
1010

Ozone (du)

398
399
400
400
396
389
385
379
375
370
366
362
361
356
351
349
344
341
340
340
345
349
357
359

Wednesday 11

Third Quarter 52%

03:42

09:35

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:38, Set: 18:16, Transit: 12:27. Moon - Rise: 03:42, Set: 09:35. Civil Dark: 18:48 - 06:06. Nautical Dark: 19:26 - 05:28. Astro Dark: 20:05 - 04:47

Total Clouds (% Sky Obscured)

47
56
53
53
45
52
48
57
59
100
87
57
72
72
89
96
89
92
89
93
96
100
97
95

Low Clouds (% Sky Obscured)

44
49
53
53
45
52
48
57
50
63
63
24
48
50
64
64
73
72
74
75
76
80
81
78

Medium Clouds (% Sky Obscured)

45
54
12
0
0
0
0
0
0
0
10
40
37
35
45
3
8
0
1
4
0
3
10
17

High Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
14
100
73
49
70
72
83
89
59
85
78
86
92
100
83
70

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 (%)

7
0
1
5
2
12
5
0
16
3
4
3
7
3
2
7
11
4
4
7
9
10
17
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)

18
17
17
17
18
18
18
18
17
18
17
16
13
12
10
9
10
10
13
14
16
16
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
84
81
73
69
65
64
63
64
71
75
81
85
86
90
91
90
88
87
87
84
85

Pressure (mb)

1011
1012
1013
1014
1015
1016
1017
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020
1019
1019
1018
1017
1017
1016
1015

Ozone (du)

364
368
375
381
378
375
369
366
363
358
353
351
350
349
351
355
361
369
374
375
371
369
369
368

Thursday 12

Waning Crescent 42%

04:25

10:28

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:36, Set: 18:18, Transit: 12:27. Moon - Rise: 04:25, Set: 10:28. Civil Dark: 18:50 - 06:04. Nautical Dark: 19:28 - 05:26. Astro Dark: 20:07 - 04:44

Total Clouds (% Sky Obscured)

93
94
96
98
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
94
88
85
87
91

Low Clouds (% Sky Obscured)

83
87
91
95
97
98
100
100
100
100
99
98
97
89
83
76
85
93
100
89
78
67
73
77

Medium Clouds (% Sky Obscured)

23
61
38
87
82
57
52
55
56
57
53
49
40
100
100
100
100
100
100
88
73
60
55
55

High Clouds (% Sky Obscured)

55
34
47
50
56
55
61
52
64
74
89
95
100
100
87
100
100
100
100
87
70
45
35
35

ISS Passover

Visibility (miles)

9
9
9
9
4
6
0
0
0
4
9
9
0
9
4
3
2
1
9
9
9
9
4
4

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

Precipitation Probability (%)

1
9
26
7
5
10
22
60
73
95
95
95
86
88
95
85
95
95
95
95
78
62
70
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.7
0.7
0.7
0.4
0.5
0.8
0.5
0.8
0.9
1.1
0.8
0.4
0.2
0.4
0.4

Wind Speed/Direction (mph)

19
20
21
22
23
24
26
27
27
28
28
26
25
24
23
23
22
22
23
24
21
19
20
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
93
96
95
96
96
96
95
95
93
96
93
95
95
96
96
90
76
82
86
93
94

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1009
1008
1006
1005
1004
1003
1003
1002
1001
1001
1000
1001
1001
1000
1000
999
999

Ozone (du)

365
359
355
349
344
343
345
347
346
346
351
355
358
366
368
364
369
370
378
383
386
387
390
397

Friday 13

Waning Crescent 32%

04:57

11:32

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:34, Set: 18:19, Transit: 12:27. Moon - Rise: 04:57, Set: 11:32. Civil Dark: 18:52 - 06:01. Nautical Dark: 19:30 - 05:23. Astro Dark: 20:09 - 04:42

Total Clouds (% Sky Obscured)

91
92
89
87
88
93
100
100
99
98
72
71
45
71
61
52
51
47
48
48
44
45
50
61

Low Clouds (% Sky Obscured)

78
75
74
74
79
84
84
69
63
65
54
58
45
63
43
33
33
38
40
48
44
45
50
61

Medium Clouds (% Sky Obscured)

50
40
40
40
57
77
100
94
86
50
33
14
4
12
14
14
11
8
5
13
21
26
29
26

High Clouds (% Sky Obscured)

30
25
34
45
43
31
46
57
72
88
59
28
0
0
0
0
0
0
0
2
4
6
30
59

ISS Passover

Visibility (miles)

4
8
6
4
5
2
7
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

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

Precipitation Probability (%)

63
53
48
45
45
45
59
61
70
83
61
42
16
42
42
44
39
38
33
37
31
16
24
25

Precipitation Amount (mm)

0.3
0
0
0
0
0
0.3
0.3
0.4
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
16
16
15
14
16
17
18
18
19
21
19
17
15
17
18
19
19
20
20
18
17
15
13

Chance of Frost

Temperature (°C)

4
4
4
4
4
5
5
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
91
91
83
79
76
74
70
76
76
71
71
73
75
76
79
82
85
85
83
82
82

Pressure (mb)

1000
1000
1000
1001
1001
1001
1001
1001
1002
1002
1003
1003
1004
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010
1011

Ozone (du)

408
414
425
438
452
471
486
489
492
494
495
496
492
483
476
469
462
454
446
438
427
417
406
400

Saturday 14

Waning Crescent 23%

04:57

12:45

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:32, Set: 18:21, Transit: 12:26. Moon - Rise: 04:57, Set: 12:45. Civil Dark: 18:53 - 05:59. Nautical Dark: 19:31 - 05:21. Astro Dark: 20:11 - 04:40

Total Clouds (% Sky Obscured)

69
81
90
100
96
96
96
98
99
99
100
100
100
100
99
99
99
100
100
100
100
100
95
89

Low Clouds (% Sky Obscured)

61
59
65
76
76
73
73
80
85
90
93
97
100
100
99
99
99
100
100
98
96
94
89
86

Medium Clouds (% Sky Obscured)

30
32
33
40
46
52
58
71
76
82
70
58
43
22
11
3
3
2
2
5
8
9
6
4

High Clouds (% Sky Obscured)

69
81
90
92
96
96
96
67
33
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

22
30
32
33
38
36
34
32
35
40
41
51
68
63
39
20
25
23
20
22
17
9
16
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
10
11
11
12
13
14
15
15
15
16
16
17
18
16
16
16
17
18
20
18
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
83
81
79
75
70
67
72
76
81
84
88
93
95
96
98
96
93
91
88
82
79
80

Pressure (mb)

1011
1011
1012
1012
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010

Ozone (du)

395
389
386
383
380
379
377
375
372
370
367
365
362
359
357
354
352
351
350
349
352
355
359
360

Sunday 15

Waning Crescent 15%

05:21

14:02

Sun - Rise: 06:29, Set: 18:23, Transit: 12:26. Moon - Rise: 05:21, Set: 14:02. Civil Dark: 18:55 - 05:57. Nautical Dark: 19:33 - 05:19. Astro Dark: 20:12 - 04:37

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 Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 09/03/26 05:41:38. Forecast: 09/03/26 to 15/03/26. Timezone: UTC+0.00