Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Third Quarter 53%

01:31

09:45

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

Sun - Rise: 07:30, Set: 17:11, Transit: 12:21. Moon - Rise: 01:31, Set: 09:45. Civil Dark: 17:46 - 06:55. Nautical Dark: 18:26 - 06:16. Astro Dark: 19:04 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
97
99
100
100
95

Low Clouds (% Sky Obscured)

70
54
39
38
47
57
66
62
75
65
82
63
63
66
78
74
79
92
90
96
97
100
100
94

Medium Clouds (% Sky Obscured)

100
96
100
100
100
92
95
98
83
93
94
72
96
73
74
96
100
100
100
92
64
77
49
67

High Clouds (% Sky Obscured)

100
100
100
100
75
66
96
100
58
100
73
60
41
100
100
100
100
100
52
4
0
0
0
2

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
4

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
25
25
22
24
26
66
80
70
65
63
39
17
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
8
8
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

6
6
7
6
6
7
7
6
7
7
7
7
7
7
7
7
6
6
6
6
6
7
7
7

Relative Humidity (%)

92
92
93
91
91
93
91
90
94
95
93
88
87
85
85
87
88
91
91
93
93
94
96
96

Pressure (mb)

1002
1002
1001
1001
1000
1000
1000
1000
1000
1000
999
999
998
997
996
995
995
994
994
993
993
993
992
992

Ozone (du)

436
430
427
424
418
418
420
424
424
426
426
423
418
409
405
403
401
399
395
395
399
394
395
401

Tuesday 10

Waning Crescent 43%

02:45

10:08

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

Sun - Rise: 07:29, Set: 17:13, Transit: 12:21. Moon - Rise: 02:45, Set: 10:08. Civil Dark: 17:48 - 06:54. Nautical Dark: 18:27 - 06:14. Astro Dark: 19:06 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
99
100
97
100
91
90
82
85
97
100
100
100
100
100
100
100
100
100
96
99
99

Low Clouds (% Sky Obscured)

98
100
100
99
99
94
100
77
81
69
79
78
73
91
84
93
97
100
100
92
81
84
75
81

Medium Clouds (% Sky Obscured)

85
37
0
0
36
43
70
44
21
8
0
0
6
59
82
100
100
100
100
100
100
68
75
74

High Clouds (% Sky Obscured)

1
6
3
17
4
0
3
0
3
6
19
94
96
100
100
100
100
100
100
100
100
58
95
85

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
2
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Light Rain

Precipitation Probability (%)

3
17
16
4
13
9
7
6
3
1
1
15
3
24
93
95
95
90
49
13
18
11
15
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
1.6
1.1
0.6
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
8
8
8
7
7
7
7
8
8
8
8
8
8
9
9
8
8
9
9
8
8

Relative Humidity (%)

98
98
98
100
100
100
98
95
96
95
95
95
90
87
87
91
96
98
96
98
98
95
95
95

Pressure (mb)

992
991
991
991
991
990
990
990
990
990
990
989
989
988
987
986
985
984
984
983
983
983
983
983

Ozone (du)

406
421
415
407
408
410
410
412
405
393
381
373
367
362
358
355
356
357
357
361
364
367
367
369

Wednesday 11

Waning Crescent 34%

03:54

10:40

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

Sun - Rise: 07:27, Set: 17:15, Transit: 12:21. Moon - Rise: 03:54, Set: 10:40. Civil Dark: 17:50 - 06:52. Nautical Dark: 18:29 - 06:13. Astro Dark: 19:08 - 05:34

Total Clouds (% Sky Obscured)

97
99
99
100
95
97
96
100
92
81
100
75
88
67
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
87
92
95
92
83
93
100
83
78
100
64
75
65
73
55
60
39
72
82
88
84
80
79

Medium Clouds (% Sky Obscured)

66
51
55
72
41
52
92
90
84
23
78
18
30
6
6
100
89
100
100
100
99
96
98
100

High Clouds (% Sky Obscured)

74
42
5
38
2
52
14
15
15
1
1
4
19
7
88
100
94
100
71
100
100
100
100
100

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
2
9
5
9
9
9
9
9
5
9
4
3
5
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
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

40
32
37
41
40
49
40
21
56
89
69
44
45
44
41
27
20
37
70
95
95
95
61
36

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0
0
0
1
0.5
0.2
0
0
0
0
0
0
0.3
0.4
1.4
0.9
0.2
0

Wind Speed/Direction (mph)

10
11
11
12
12
14
15
17
18
17
17
19
18
17
16
14
10
8
7
5
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
90
90
88
88
85
87
88
87
91
95
90
93
91
88
87
88
90
95
94
93
93
96
94

Pressure (mb)

983
983
984
984
984
984
984
984
984
985
985
985
984
984
983
982
981
980
979
978
977
976
975
975

Ozone (du)

369
374
380
385
392
395
389
387
389
385
382
380
367
362
359
357
355
356
353
353
354
361
365
377

Thursday 12

Waning Crescent 25%

04:56

11:25

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

Sun - Rise: 07:25, Set: 17:17, Transit: 12:21. Moon - Rise: 04:56, Set: 11:25. Civil Dark: 17:51 - 06:50. Nautical Dark: 18:31 - 06:11. Astro Dark: 19:09 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
97
98
99
99
99
98
96
92
70
67
86
84
89
94
97
98
99
84

Low Clouds (% Sky Obscured)

85
90
85
81
86
98
89
89
90
91
92
92
76
73
67
67
74
76
81
83
80
71
64
64

Medium Clouds (% Sky Obscured)

100
100
97
40
97
38
76
88
29
29
62
88
36
32
25
18
37
57
61
67
61
31
41
65

High Clouds (% Sky Obscured)

100
100
100
86
90
85
85
80
81
63
43
22
24
18
4
13
32
45
31
16
5
37
68
84

ISS Passover

Visibility (miles)

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

13
9
13
16
39
39
38
39
44
36
43
44
46
48
45
39
25
17
19
18
5
14
8
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)

6
6
6
6
6
7
7
8
8
9
10
11
11
14
16
18
17
15
13
12
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
4
4
3
3
3
3
3
3
3
3
4
4
4
4
4
3
4
4
4
3
3
3

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
5
6
6
6
6
6
6

Relative Humidity (%)

94
93
94
93
94
96
94
93
94
93
90
88
87
84
81
81
81
84
91
93
93
93
94
98

Pressure (mb)

975
976
977
977
978
978
979
980
981
982
983
984
984
984
985
985
985
986
986
986
986
986
985
985

Ozone (du)

392
409
414
416
421
426
423
424
422
426
425
428
426
425
428
433
429
432
437
443
446
450
456
450

Friday 13

Waning Crescent 17%

05:46

12:23

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

Sun - Rise: 07:23, Set: 17:19, Transit: 12:21. Moon - Rise: 05:46, Set: 12:23. Civil Dark: 17:53 - 06:48. Nautical Dark: 18:32 - 06:09. Astro Dark: 19:11 - 05:31

Total Clouds (% Sky Obscured)

70
75
90
91
92
93
95
97
98
99
99
100
99
97
96
97
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
64
81
85
87
88
88
89
92
95
96
98
96
95
92
88
84
81
78
75
72
72
72
72

Medium Clouds (% Sky Obscured)

50
33
56
52
52
51
65
78
84
88
90
100
95
89
85
87
95
100
100
100
99
99
98
95

High Clouds (% Sky Obscured)

57
30
1
12
33
39
53
58
69
83
92
100
73
45
33
52
69
91
92
93
93
83
57
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
4
0
0
0
0
0
0
8
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Sleet
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

14
20
25
20
19
24
23
19
39
53
66
73
73
71
71
65
51
23
16
15
20
15
8
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.4
0.3
0.3
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
10
10
9
9
8
7
7
9
9
11
15
16
16
17
18
17
16
16
15
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
96
96
96
96
96
94
96
96
96
98
96
96
98
86
83
86
91
94
94
94

Pressure (mb)

984
984
984
983
983
983
983
983
984
985
985
986
987
988
990
991
993
994
996
998
999
1001
1002
1004

Ozone (du)

456
457
450
449
445
443
442
440
441
441
441
439
435
432
431
437
441
442
447
453
456
460
464
466

Saturday 14

Waning Crescent 10%

06:24

13:34

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 OK
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:21, Set: 17:20, Transit: 12:21. Moon - Rise: 06:24, Set: 13:34. Civil Dark: 17:55 - 06:47. Nautical Dark: 18:34 - 06:07. Astro Dark: 19:13 - 05:29

Total Clouds (% Sky Obscured)

100
100
100
85
70
56
49
45
38
43
49
61
49
37
26
39
53
69
80
91
100
100
100
100

Low Clouds (% Sky Obscured)

71
69
65
64
60
56
49
45
38
43
49
61
48
34
22
14
8
1
0
0
0
1
0
0

Medium Clouds (% Sky Obscured)

77
55
36
24
12
0
0
0
0
0
0
0
0
0
0
0
0
0
23
46
71
80
91
100

High Clouds (% Sky Obscured)

49
34
16
8
3
0
0
0
0
0
0
0
2
3
4
26
48
69
80
90
100
93
85
77

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
4
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)

13
13
12
12
11
10
9
9
8
8
8
9
9
8
7
6
3
2
2
3
3
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
86
86
87
87
86
84
83
78
74
70
69
68
67
70
74
80
81
83
86
88
88

Pressure (mb)

1005
1006
1008
1009
1010
1012
1013
1014
1015
1016
1017
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

465
461
457
453
452
452
451
447
443
440
433
427
421
416
411
407
403
400
397
393
390
387
382
377

Sunday 15

Waning Crescent 5%

06:51

14:51

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

Sun - Rise: 07:19, Set: 17:22, Transit: 12:21. Moon - Rise: 06:51, Set: 14:51. Civil Dark: 17:57 - 06:45. Nautical Dark: 18:36 - 06:06. Astro Dark: 19:14 - 05:27

Total Clouds (% Sky Obscured)

97
91
87
91
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

3
5
7
19
31
45
56
67
78
86
93
100
100
100
100
100
100
100
98
95
93
85
77
69

Medium Clouds (% Sky Obscured)

97
91
87
91
95
100
100
100
100
100
100
100
83
69
53
40
29
17
16
13
17
27
36
47

High Clouds (% Sky Obscured)

53
29
5
40
70
100
100
100
100
100
100
100
96
95
96
97
92
66
66
60
50
62
74
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0
0
3
6
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
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Snow
Snow
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
1
5
18
43
60
72
95
95
95
95
95
64
54
64
81
77
62
35
23
20
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.6
0.9
1.1
0.9
0.6
0.2
0
0.3
0.7
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

6
7
8
10
12
14
16
17
19
21
22
23
24
24
23
23
21
19
17
14
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
84
83
81
81
81
86
91
96
96
98
98
98
98
96
98
98
98
98
98
98
96
94

Pressure (mb)

1020
1019
1018
1017
1017
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1003
1003
1003
1003
1003

Ozone (du)

373
370
367
364
364
364
364
362
360
358
356
354
352
353
353
353
361
368
375
374
372
370
370
370

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 09/02/26 08:53:22. Forecast: 09/02/26 to 15/02/26. Timezone: UTC+0.00