Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 10

Waning Gibbous 52%

02:46

09:08

10 OK
11 OK
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
08 Bad
09 Bad

Sun - Rise: 06:25, Set: 17:59, Transit: 12:13. Moon - Rise: 02:46, Set: 09:08. Civil Dark: 18:33 - 05:51. Nautical Dark: 19:12 - 05:12. Astro Dark: 19:53 - 04:31

Total Clouds (% Sky Obscured)

27
44
52
46
76
67
93
90
87
100
100
100
100
100
100
100
100
80
48
61
56
77
56
57

Low Clouds (% Sky Obscured)

27
44
37
40
49
67
82
65
61
64
84
86
92
100
99
100
100
73
48
61
52
77
54
54

Medium Clouds (% Sky Obscured)

27
44
52
46
54
19
17
16
46
29
36
100
95
94
100
100
57
11
0
18
56
70
55
50

High Clouds (% Sky Obscured)

17
21
0
0
0
2
45
50
45
98
100
100
100
100
100
100
40
7
0
1
37
2
3
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
6
4
3
5
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
13
18
1
2
1
4
9
60
76
72
95
95
73
28
1
0
0
0
18
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.4
0.8
1
0.5
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
10
11
13
16
15
15
15
16
16
17
19
20
21
20
20
18
17
18
16
15
15
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
72
68
66
65
72
74
77
80
84
85
82
85
91
93
95
96
93
87
88
84
87
87
84

Pressure (mb)

1015
1015
1014
1013
1012
1011
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002
1002
1003
1003
1004
1005
1006
1007

Ozone (du)

412
413
411
406
402
392
384
380
377
374
368
361
355
347
343
342
349
360
366
368
365
373
379
387

Wednesday 11

Third Quarter 42%

03:41

10:00

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

Sun - Rise: 06:23, Set: 18:01, Transit: 12:13. Moon - Rise: 03:41, Set: 10:00. Civil Dark: 18:35 - 05:49. Nautical Dark: 19:14 - 05:09. Astro Dark: 19:55 - 04:29

Total Clouds (% Sky Obscured)

48
37
43
38
78
5
49
0
25
32
4
0
38
50
57
100
72
57
100
100
100
98
97
100

Low Clouds (% Sky Obscured)

45
37
43
30
76
4
11
0
16
28
4
0
38
42
57
54
68
0
36
41
36
42
60
58

Medium Clouds (% Sky Obscured)

48
0
0
0
3
0
0
0
5
27
0
0
1
0
0
21
9
1
21
73
64
38
16
68

High Clouds (% Sky Obscured)

48
0
0
0
0
0
17
0
2
32
2
0
2
11
57
100
19
47
100
100
100
98
94
100

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
1
4
20
20
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

17
18
19
19
18
17
16
13
11
8
10
13
14
14
15
15
17
18
18
19
21
21
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
72
65
60
64
66
68
72
73
79
81
85
86
90
90
90
86
86
85
83
83
85
82
81

Pressure (mb)

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

Ozone (du)

396
399
398
393
388
382
382
388
382
377
373
371
367
365
368
371
370
368
370
368
367
366
361
360

Thursday 12

Waning Crescent 32%

04:22

10:00

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
08 Bad
09 Bad

Sun - Rise: 06:20, Set: 18:03, Transit: 12:13. Moon - Rise: 04:22, Set: 10:00. Civil Dark: 18:36 - 05:47. Nautical Dark: 19:16 - 05:07. Astro Dark: 19:56 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
80
81
85
77
80

Low Clouds (% Sky Obscured)

48
91
100
100
96
90
91
100
100
100
95
96
99
82
75
94
70
14
49
40
44
52
53
50

Medium Clouds (% Sky Obscured)

29
53
42
59
88
76
98
88
100
100
98
100
100
100
100
100
100
100
100
76
64
59
39
46

High Clouds (% Sky Obscured)

100
100
100
62
100
100
100
100
100
100
100
100
100
100
100
100
76
50
35
35
35
35
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
9
9
4
3
6
2
5
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
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
20
12
10
39
63
64
84
95
95
95
95
95
95
95
95
77
38
10
14
0
1
19
22

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.3
0.4
0.6
1
0.5
3.8
0.9
1.3
1.6
0.5
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

26
27
27
27
26
25
25
25
26
26
23
19
23
22
21
28
21
21
15
17
17
18
19
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
9
9
9
10
10
11
11
11
11
10
9
9
8
8
7
4
3
2
2
1
0
1
1

Relative Humidity (%)

84
87
90
91
91
90
93
95
95
93
91
91
91
90
90
88
85
86
85
86
82
79
79
75

Pressure (mb)

1008
1007
1006
1005
1004
1003
1002
1001
1000
999
999
998
996
995
994
994
994
995
995
996
996
997
997
997

Ozone (du)

357
355
353
354
359
364
370
372
386
388
388
392
396
399
399
404
406
409
411
421
427
431
435
447

Friday 13

Waning Crescent 23%

04:52

11:05

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

Sun - Rise: 06:18, Set: 18:04, Transit: 12:12. Moon - Rise: 04:52, Set: 11:05. Civil Dark: 18:38 - 05:44. Nautical Dark: 19:18 - 05:05. Astro Dark: 19:58 - 04:24

Total Clouds (% Sky Obscured)

38
34
42
48
50
64
54
58
38
39
33
51
54
55
21
40
16
27
35
48
56
74
79
63

Low Clouds (% Sky Obscured)

38
34
41
47
46
50
40
35
27
21
10
21
27
33
19
31
15
27
35
48
18
10
1
11

Medium Clouds (% Sky Obscured)

3
1
18
31
50
50
54
58
38
21
8
5
6
0
2
0
0
0
0
0
0
1
4
17

High Clouds (% Sky Obscured)

0
0
0
0
0
30
54
58
38
27
0
1
1
0
0
0
0
0
0
1
41
67
78
47

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

Precipitation Probability (%)

34
27
28
41
46
55
46
42
44
31
4
9
8
0
0
0
0
0
0
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

21
22
22
21
21
20
17
15
13
13
12
12
12
13
12
12
12
11
10
9
10
10
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
65
59
61
65
71
78
78
78
80
83
83
76
71
71
82
76
80
85
88
85
89
85
78

Pressure (mb)

997
997
997
997
997
997
998
998
999
1000
1001
1001
1002
1002
1003
1004
1005
1005
1006
1007
1007
1008
1009
1010

Ozone (du)

462
474
482
492
512
527
529
520
512
504
496
493
494
495
487
482
477
470
468
466
467
472
477
480

Saturday 14

Waning Crescent 15%

05:14

12:20

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
08 Bad
09 Bad

Sun - Rise: 06:16, Set: 18:06, Transit: 12:12. Moon - Rise: 05:14, Set: 12:20. Civil Dark: 18:40 - 05:42. Nautical Dark: 19:19 - 05:02. Astro Dark: 20:00 - 04:21

Total Clouds (% Sky Obscured)

56
52
68
78
86
84
81
79
73
79
72
65
54
44
48
62
76
97
98
100
100
100
100
97

Low Clouds (% Sky Obscured)

22
35
36
33
26
17
8
0
0
1
0
24
47
44
48
62
76
97
98
96
96
96
97
88

Medium Clouds (% Sky Obscured)

20
17
28
47
83
84
81
79
67
51
50
52
54
44
48
56
61
65
71
81
60
41
31
24

High Clouds (% Sky Obscured)

28
8
5
3
1
0
0
1
2
11
15
10
1
0
2
6
7
8
9
12
10
5
0
23

ISS Passover

Visibility (miles)

9
9
9
9
7
7
7
7
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
Very Light Rain
None

Precipitation Probability (%)

0
2
20
28
29
32
28
12
1
0
0
0
0
1
8
10
5
17
25
36
44
46
57
48

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
0.3
0

Wind Speed/Direction (mph)

12
12
11
11
11
10
8
7
7
7
8
8
9
11
12
12
13
14
15
15
16
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
65
62
61
62
64
72
77
79
83
85
86
89
91
91
91
91
91
93
91
91
91
91
90

Pressure (mb)

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

Ozone (du)

477
464
453
440
431
424
419
413
404
399
393
388
383
380
378
374
370
366
364
361
358
355
351
348

Sunday 15

Waning Crescent 14%

05:31

13:40

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
08 Bad
09 Bad

Sun - Rise: 06:13, Set: 18:08, Transit: 12:12. Moon - Rise: 05:31, Set: 13:40. Civil Dark: 18:42 - 05:40. Nautical Dark: 19:21 - 05:00. Astro Dark: 20:02 - 04:19

Total Clouds (% Sky Obscured)

94
91
94
96
98
98
98
98
84
70
56
63
65
61
54
47
40
38
45
62
67
72
83
88

Low Clouds (% Sky Obscured)

79
70
72
76
81
61
42
23
28
35
44
42
46
47
37
29
20
24
31
41
40
35
29
42

Medium Clouds (% Sky Obscured)

12
0
17
35
52
44
40
8
2
1
0
0
4
15
23
17
0
0
0
0
0
0
0
5

High Clouds (% Sky Obscured)

47
70
57
45
33
31
27
18
9
3
0
0
0
0
2
5
8
12
12
15
44
61
70
65

ISS Passover

Visibility (miles)

9
9
9
9
8
8
8
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 (%)

34
14
15
17
23
26
26
25
19
15
7
10
9
6
17
14
12
13
13
6
9
7
2
12

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
8
8
8
6
5
4
4
3
3
2
1
1
1
0
-0
0
0
1
1
2
2

Relative Humidity (%)

91
91
91
91
90
87
85
84
82
83
83
85
80
78
75
76
77
77
82
83
88
85
82
78

Pressure (mb)

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

Ozone (du)

345
342
339
339
339
339
342
345
348
355
362
368
369
370
371
373
374
376
377
378
378
376
374
371

Monday 16

Waning Crescent 8%

05:44

15:02

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

Sun - Rise: 06:11, Set: 18:10, Transit: 12:12. Moon - Rise: 05:44, Set: 15:02. Civil Dark: 18:43 - 05:37. Nautical Dark: 19:23 - 04:57. Astro Dark: 20:04 - 04:16

Total Clouds (% Sky Obscured)

94
99
98
97
95
95
94
94
93
92
91
94
96
97
96
92
88
93
98
100

Low Clouds (% Sky Obscured)

55
68
61
54
48
52
56
61
61
61
61
60
61
60
69
78
83
84
77
65

Medium Clouds (% Sky Obscured)

9
15
26
42
55
41
28
27
26
22
18
14
22
26
33
34
46
48
42
30

High Clouds (% Sky Obscured)

71
75
68
58
45
43
48
73
63
56
46
51
50
58
49
56
66
76
87
98

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

16
20
19
18
17
16
14
14
13
10
1
3
4
3
4
5
4
6
7
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
16
16
15
15
14
13
13
13
14
15
15
16
17
17
17
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
73
74
75
78
79
82
85
85
84
85
87
90
93
93
94
94
94
94

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010

Ozone (du)

370
369
368
367
367
366
363
360
357
356
356
355
354
353
352
351
349
348
347
346

Forecast for Northampton, Northamptonshire, United Kingdom (52.24,-0.89)

Generated: 10/03/26 10:52:00. Forecast: 10/03/26 to 16/03/26. Timezone: UTC+0.00