Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 11%

07:55

21:31

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

Sun - Rise: 07:04, Set: 17:23, Transit: 12:13. Moon - Rise: 07:55, Set: 21:31. Civil Dark: 17:58 - 06:29. Nautical Dark: 18:37 - 05:50. Astro Dark: 19:16 - 05:10

Total Clouds (% Sky Obscured)

98
99
100
100
100
99
100
70
86
92
100
100
100
100
93
100
70
63
49
100
100
99
100
100

Low Clouds (% Sky Obscured)

98
94
52
34
27
32
18
33
32
0
85
100
87
54
51
69
70
63
49
48
32
33
31
28

Medium Clouds (% Sky Obscured)

24
58
100
100
100
94
98
70
86
92
100
100
100
34
47
100
60
0
40
2
94
52
72
100

High Clouds (% Sky Obscured)

96
91
100
100
100
88
98
41
35
35
100
100
100
100
0
50
3
55
49
100
100
96
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
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
Very Light Rain
None
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
0
0
8
0
4
6
59
95
72
16
57
66
72
32
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
1.3
0.3
0
0.2
0.3
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
8
9
10
9
11
12
14
16
18
19
20
20
20
18
17
17
15
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
93
93
93
89
88
86
83
81
84
90
90
88
87
83
80
84
85
88
90
91
90

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1017
1016
1016
1015
1014
1013
1012
1011
1011
1011
1012
1013
1013
1014
1015
1016
1016

Ozone (du)

302
298
299
297
304
316
324
321
321
321
325
329
338
348
354
351
352
348
344
347
343
341
335
333

Saturday 21

Waxing Crescent 20%

08:07

22:58

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

Sun - Rise: 07:01, Set: 17:25, Transit: 12:13. Moon - Rise: 08:07, Set: 22:58. Civil Dark: 17:59 - 06:27. Nautical Dark: 18:39 - 05:48. Astro Dark: 19:18 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
97
94
93
92
75
63
84
94
99
100
99
99
99
92
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
38
61
100
73
66
53
58
58
56
82
90
75
83
94
66
51
77
73
70
61
76
80
81

Medium Clouds (% Sky Obscured)

100
100
100
98
92
84
87
83
52
35
30
35
44
88
98
94
97
80
95
76
71
62
60
58

High Clouds (% Sky Obscured)

100
100
58
94
66
58
51
45
40
40
40
80
97
100
80
87
66
48
100
100
100
80
96
96

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
6
33
33
16
3
0
0
0
0
1
0
0
0
8
36
39
25
8
11
29
10
4
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)

14
13
13
13
14
16
16
15
16
16
16
17
17
15
17
16
17
18
19
18
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
91
91
90
90
87
87
85
84
83
81
83
82
87
89
87
90
89
86
86
87
90
88

Pressure (mb)

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

Ozone (du)

331
332
333
330
327
321
321
320
318
315
316
314
307
304
302
303
303
307
313
314
320
324
327
328

Sunday 22

Waxing Crescent 30%

08:22

00:27

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

Sun - Rise: 06:59, Set: 17:27, Transit: 12:13. Moon - Rise: 08:22, Set: 00:27. Civil Dark: 18:01 - 06:25. Nautical Dark: 18:40 - 05:46. Astro Dark: 19:20 - 05:06

Total Clouds (% Sky Obscured)

100
99
100
98
99
100
69
99
100
49
53
65
81
84
98
100
100
87
63
56
74
87
100
89

Low Clouds (% Sky Obscured)

58
73
85
82
86
75
66
80
67
44
39
26
6
34
29
25
11
19
31
42
50
58
68
68

Medium Clouds (% Sky Obscured)

60
62
60
59
90
93
46
31
21
8
19
20
20
14
11
12
36
4
2
0
17
33
50
37

High Clouds (% Sky Obscured)

97
90
78
62
84
100
34
87
100
49
53
50
71
66
97
100
100
83
40
36
60
64
65
47

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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 (%)

5
15
33
32
26
12
4
2
1
1
0
1
7
15
4
12
0
0
0
0
0
0
5
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)

17
18
19
17
17
18
17
17
17
17
17
18
17
17
17
16
15
15
15
16
16
17
17
17

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
12
13
13
13
13
13
12
11
10
9
9
9
9
9
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
90
87
84
87
87
83
77
75
72
72
75
76
77
78
81
84
85
84
80
74
70

Pressure (mb)

1016
1015
1015
1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

330
335
340
345
347
350
353
357
359
363
367
366
366
365
364
362
364
368
374
379
384
385
381
375

Monday 23

Waxing Crescent 41%

08:42

No Set

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

Sun - Rise: 06:57, Set: 17:29, Transit: 12:13. Moon - Rise: 08:42, Set: No Set. Civil Dark: 18:03 - 06:23. Nautical Dark: 18:42 - 05:44. Astro Dark: 19:22 - 05:04

Total Clouds (% Sky Obscured)

63
61
85
85
86
86
86
87
86
84
80
82
89
97
98
99
100
100
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

57
61
66
70
70
68
66
60
61
58
55
55
55
55
44
45
45
42
36
35
45
56
72
74

Medium Clouds (% Sky Obscured)

20
0
0
0
0
7
37
22
62
56
50
44
45
40
37
25
20
64
76
93
95
98
47
58

High Clouds (% Sky Obscured)

26
1
15
15
20
15
20
20
18
21
23
43
68
85
91
95
100
93
94
91
94
97
100
61

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain

Precipitation Probability (%)

3
0
0
1
0
0
0
0
0
6
14
11
3
3
0
0
2
17
38
35
22
16
31
55

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
84
85
88
88
91
87
82
84
85
80
76
76
76
80
81
82
87
90
93
93
91
87

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

370
368
369
368
368
371
370
369
370
370
369
367
364
365
364
360
358
357
354
354
354
352
352
352

Tuesday 24

First Quarter 53%

09:11

01:57

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

Sun - Rise: 06:55, Set: 17:31, Transit: 12:13. Moon - Rise: 09:11, Set: 01:57. Civil Dark: 18:05 - 06:21. Nautical Dark: 18:44 - 05:42. Astro Dark: 19:23 - 05:02

Total Clouds (% Sky Obscured)

99
99
100
97
100
94
100
88
85
81
82
86
77
53
43
56
50
63
78
93
99
100
100
96

Low Clouds (% Sky Obscured)

69
74
85
88
95
89
84
78
81
81
82
86
77
53
43
56
50
63
74
62
75
79
90
81

Medium Clouds (% Sky Obscured)

86
61
46
31
25
33
41
51
39
38
42
49
52
50
32
45
50
46
34
25
33
31
33
39

High Clouds (% Sky Obscured)

60
44
41
41
48
62
84
85
84
76
77
82
77
53
43
56
50
63
75
76
58
44
31
34

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

Very Light Rain
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 (%)

66
55
37
20
5
7
6
0
2
3
5
1
0
0
0
0
0
0
0
0
0
0
0
5

Precipitation Amount (mm)

0.3
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)

13
14
14
14
14
14
15
15
16
17
18
19
18
18
18
17
17
16
15
15
14
14
15
15

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
11
11
12
12
13
13
13
13
12
12
11
11
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
85
87
90
88
88
88
84
79
72
70
69
68
68
69
68
71
73
76
77
78
78
78

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

351
351
350
349
349
350
349
349
349
348
348
347
349
350
352
353
355
356
359
361
363
363
363
363

Wednesday 25

Waxing Gibbous 65%

09:54

03:20

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

Sun - Rise: 06:53, Set: 17:32, Transit: 12:13. Moon - Rise: 09:54, Set: 03:20. Civil Dark: 18:06 - 06:19. Nautical Dark: 18:46 - 05:40. Astro Dark: 19:25 - 05:00

Total Clouds (% Sky Obscured)

92
95
90
85
90
94
93
93
94
96
97
80
67
84
89
89
87
81
75
69
68
72
77
84

Low Clouds (% Sky Obscured)

73
61
57
61
64
64
73
73
68
62
55
49
43
38
36
35
33
37
41
43
52
62
75
73

Medium Clouds (% Sky Obscured)

34
45
54
58
53
42
14
13
11
9
6
25
34
40
49
54
61
66
72
69
43
20
3
19

High Clouds (% Sky Obscured)

42
56
56
52
49
39
24
8
38
67
97
70
45
25
21
21
17
27
33
40
40
50
65
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 (%)

5
2
6
8
11
13
11
4
6
2
0
0
0
0
0
1
1
7
12
13
12
6
0
1

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
14
13
12
12
11
11
11
10
11
12
13
13
12
12
11
10
9
10
11
12
12
12
12

Chance of Frost

Temperature (°C)

10
10
10
10
9
9
10
10
11
12
13
14
14
14
14
13
12
11
11
10
10
9
9
9

Feels Like (°C)

7
7
7
7
7
8
6
7
7
7
7
7
12
12
11
11
11
11
8
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
82
84
84
82
83
81
79
76
73
74
75
76
79
83
84
84
81
80
81
84
85

Pressure (mb)

1012
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

363
363
363
363
363
363
365
368
370
372
373
374
373
372
371
372
374
375
382
389
396
398
401
403

Thursday 26

Waxing Gibbous 76%

10:56

04:29

Sun - Rise: 06:51, Set: 17:34, Transit: 12:12. Moon - Rise: 10:56, Set: 04:29. Civil Dark: 18:08 - 06:17. Nautical Dark: 18:47 - 05:37. Astro Dark: 19:27 - 04:58

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: 20/02/26 01:37:38. Forecast: 20/02/26 to 26/02/26. Timezone: UTC+0.00