Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waxing Gibbous 100%

16:37

06:29

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

Sun - Rise: 06:42, Set: 17:41, Transit: 12:12. Moon - Rise: 16:37, Set: 06:29. Civil Dark: 18:15 - 06:08. Nautical Dark: 18:55 - 05:29. Astro Dark: 19:34 - 04:47

Total Clouds (% Sky Obscured)

42
54
65
100
85
92
24
16
3
2
9
58
65
61
70
75
81
57
31
30
16
50
71
51

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
71
51

Medium Clouds (% Sky Obscured)

42
29
4
4
12
6
4
7
0
0
3
18
20
23
30
29
46
29
12
15
11
2
3
7

High Clouds (% Sky Obscured)

42
54
65
100
80
92
24
16
3
2
6
2
1
2
9
3
3
2
3
3
3
0
0
3

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 (%)

4
2
1
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)

12
11
12
13
14
15
15
15
15
14
14
13
11
10
10
10
9
8
7
6
5
4
3
3

Chance of Frost

Temperature (°C)

8
7
7
7
9
10
12
13
14
15
14
14
12
11
10
9
9
9
8
8
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
87
85
82
78
73
69
68
68
69
71
75
80
84
87
88
93
93
93
93
91
91
91

Pressure (mb)

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

Ozone (du)

381
381
382
382
381
382
384
385
384
383
383
383
385
388
390
392
394
392
390
390
389
387
387
387

Tuesday 3

Full Moon 100%

17:59

06:41

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: 17:43, Transit: 12:11. Moon - Rise: 17:59, Set: 06:41. Civil Dark: 18:17 - 06:06. Nautical Dark: 18:56 - 05:27. Astro Dark: 19:36 - 04:45

Total Clouds (% Sky Obscured)

67
100
100
99
91
95
100
94
93
96
89
93
96
98
99
97
91
93
95
90
93
97
99
99

Low Clouds (% Sky Obscured)

50
57
56
56
64
68
75
74
59
80
69
65
67
57
53
70
55
66
76
78
86
93
98
99

Medium Clouds (% Sky Obscured)

32
100
100
99
73
66
96
86
87
90
64
78
62
61
87
78
69
28
35
30
24
31
17
15

High Clouds (% Sky Obscured)

3
100
100
65
19
6
88
59
45
45
51
46
82
93
93
60
28
56
65
33
26
21
35
50

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
85
78
77
71
68
71
77
78
80
80
81
82
82
85
85
85
85
86
86
86
86
88
90

Pressure (mb)

1022
1022
1023
1024
1025
1025
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

385
384
383
380
379
380
383
384
386
386
388
392
394
398
404
408
412
415
416
415
412
409
405
403

Wednesday 4

Waning Gibbous 97%

19:17

06:52

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

Sun - Rise: 06:37, Set: 17:45, Transit: 12:11. Moon - Rise: 19:17, Set: 06:52. Civil Dark: 18:19 - 06:04. Nautical Dark: 18:58 - 05:24. Astro Dark: 19:38 - 04:42

Total Clouds (% Sky Obscured)

98
92
91
88
75
61
63
58
58
53
48
48
31
46
44
46
37
26
30
40
46
50
36
26

Low Clouds (% Sky Obscured)

98
92
91
88
75
61
63
36
37
49
45
48
31
43
44
46
37
26
30
40
46
45
28
14

Medium Clouds (% Sky Obscured)

6
32
70
64
58
50
45
49
55
45
3
0
0
8
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

59
57
55
52
51
47
29
52
52
52
48
48
2
4
0
0
0
0
0
2
5
7
9
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
93
87
82
79
75
72
71
72
77
83
91
93
93
93
93
90
88
90
90
90
90

Pressure (mb)

1027
1026
1027
1027
1026
1026
1026
1025
1024
1024
1023
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1018
1018
1017

Ozone (du)

401
399
396
396
396
398
397
397
397
395
391
389
388
385
383
383
385
385
384
383
382
383
384
386

Thursday 5

Waning Gibbous 93%

20:34

07:02

05 OK
06 OK
07 OK
08 OK
09 OK
10 Good
11 Good
12 OK
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: 06:35, Set: 17:47, Transit: 12:11. Moon - Rise: 20:34, Set: 07:02. Civil Dark: 18:21 - 06:01. Nautical Dark: 19:00 - 05:22. Astro Dark: 19:40 - 04:40

Total Clouds (% Sky Obscured)

15
21
24
29
22
17
12
27
41
48
94
98
99
99
66
66
77
100
100
98
99
94
98
97

Low Clouds (% Sky Obscured)

0
10
22
29
22
17
8
21
32
44
53
68
85
89
66
66
77
93
94
72
55
33
29
26

Medium Clouds (% Sky Obscured)

0
0
0
0
2
4
6
12
18
25
73
80
84
89
49
60
55
55
50
65
57
51
44
97

High Clouds (% Sky Obscured)

12
10
6
1
2
3
3
20
36
48
57
59
62
69
66
66
51
53
25
9
14
23
29
22

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
11
28
49
79
94
95
87
59
36
41
53
59
57
44
20
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.6
0.7
0.8
0.6
0.3
0
0
0.2
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
8
10
12
13
15
15
15
15
14
13
12
11
9
8
8
8
8
7
6
6
6

Feels Like (°C)

6
5
6
7
8
9
12
12
13
13
13
11
9
9
8
8
7
6
5
5
3
3
3
1

Dew Point (°C)

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

Relative Humidity (%)

88
87
88
84
78
73
70
68
68
67
70
75
79
83
88
91
93
91
88
90
87
84
85
79

Pressure (mb)

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

Ozone (du)

388
389
390
392
395
398
402
404
405
406
406
405
402
399
399
397
395
392
391
388
390
390
388
390

Friday 6

Waning Gibbous 87%

21:51

07:12

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

Sun - Rise: 06:33, Set: 17:49, Transit: 12:11. Moon - Rise: 21:51, Set: 07:12. Civil Dark: 18:22 - 05:59. Nautical Dark: 19:02 - 05:20. Astro Dark: 19:42 - 04:38

Total Clouds (% Sky Obscured)

97
73
47
28
38
43
49
38
32
25
25
20
20
100
100
100
99
98
97
96
96
95
95
90

Low Clouds (% Sky Obscured)

25
19
17
7
11
21
26
17
9
0
0
0
0
100
100
100
99
98
97
96
96
95
90
85

Medium Clouds (% Sky Obscured)

97
73
47
28
38
43
45
38
32
25
25
20
3
66
57
48
47
46
45
50
56
68
83
84

High Clouds (% Sky Obscured)

15
25
25
28
20
15
15
15
2
2
25
15
20
51
57
54
31
23
15
12
9
6
4
2

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

Precipitation Probability (%)

1
0
2
1
0
0
0
0
0
0
0
0
0
50
37
26
39
25
20
15
11
2
14
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
77
80
80
76
70
65
59
56
55
54
61
68
67
66
67
66
67
68
71
73
76
80
82

Pressure (mb)

1022
1023
1024
1025
1026
1026
1027
1027
1027
1027
1027
1028
1028
1029
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

393
394
393
391
391
389
387
387
385
383
383
383
382
384
389
394
398
398
398
398
394
390
386
385

Saturday 7

Waning Gibbous 79%

23:07

07:24

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: 06:31, Set: 17:50, Transit: 12:11. Moon - Rise: 23:07, Set: 07:24. Civil Dark: 18:24 - 05:57. Nautical Dark: 19:03 - 05:18. Astro Dark: 19:43 - 04:35

Total Clouds (% Sky Obscured)

80
75
81
76
76
67
76
71
66
60
60
55
50
60
74
73
76
74
72
74
77
75
76
77

Low Clouds (% Sky Obscured)

80
75
75
76
76
67
76
71
66
60
60
55
50
52
61
69
72
72
71
74
77
75
76
77

Medium Clouds (% Sky Obscured)

70
55
40
35
25
25
30
35
45
60
60
55
50
46
23
22
20
22
16
19
19
17
9
4

High Clouds (% Sky Obscured)

0
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
3
5
9
12

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

Precipitation Probability (%)

27
41
50
61
58
54
64
52
37
52
47
38
45
52
48
36
54
35
43
48
32
36
19
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
2
3
2
2
2
8
8
8
9
9
11
7
7
8
7
7
7
4
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

83
83
80
79
76
70
67
63
62
60
59
65
69
75
75
77
78
79
81
81
83
83
85
83

Pressure (mb)

1027
1027
1027
1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024

Ozone (du)

383
382
380
378
376
376
376
376
378
380
382
384
386
388
386
384
382
381
379
377
376
374
372
371

Sunday 8

Waning Gibbous 71%

00:23

07:39

Sun - Rise: 06:28, Set: 17:52, Transit: 12:10. Moon - Rise: 00:23, Set: 07:39. Civil Dark: 18:26 - 05:55. Nautical Dark: 19:05 - 05:15. Astro Dark: 19:45 - 04:33

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 Bourn, Cambridgeshire, United Kingdom (52.20,-0.05)

Generated: 02/03/26 05:22:04. Forecast: 02/03/26 to 08/03/26. Timezone: UTC+0.00