Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

New Moon 0%

06:55

17:46

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
05 Bad
06 Bad

Sun - Rise: 06:42, Set: 17:24, Transit: 12:04. Moon - Rise: 06:55, Set: 17:46. Civil Dark: 17:53 - 06:13. Nautical Dark: 18:27 - 05:40. Astro Dark: 18:59 - 05:07

Total Clouds (% Sky Obscured)

96
97
92
97
100
94
100
100
99
100
100
100
99
97
90
70
77
54
61
69
100
100
100
100

Low Clouds (% Sky Obscured)

42
64
79
92
100
83
100
100
99
100
100
100
99
96
88
68
77
43
50
53
34
25
20
15

Medium Clouds (% Sky Obscured)

79
61
57
52
37
54
24
0
0
0
0
0
0
0
0
0
0
0
0
2
24
29
82
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
40
100
100
100
100

ISS Passover

Visibility (miles)

8
3
0
0
8
6
3
3
3
3
2
0
0
0
0
0
0
0
4
4
5
5
5
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
3
11
0
2
0
6
10
2
25
25
25
25

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 (%)

31
25
1
26
10
5
4
1
0
1
2
1
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
92
92
91
93
94
96
98
98
100
100
100
100
100
98
98
98
98
98
98
96
98
98

Pressure (mb)

1020
1020
1020
1020
1019
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1016
1015
1015

Ozone (du)

438
438
439
443
445
443
442
443
443
444
441
439
432
432
430
426
425
421
418
422
418
411
402
395

Wednesday 18

Waxing Crescent 2%

07:16

18:57

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
05 Bad
06 Bad

Sun - Rise: 06:40, Set: 17:26, Transit: 12:04. Moon - Rise: 07:16, Set: 18:57. Civil Dark: 17:55 - 06:11. Nautical Dark: 18:28 - 05:38. Astro Dark: 19:01 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
96
90
64
71
77

Low Clouds (% Sky Obscured)

21
15
63
78
85
95
90
85
100
99
100
100
99
100
99
98
97
96
96
90
80
35
49
49

Medium Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
64
37
34
40
48
39
57

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
70
7
19
21
1
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

7
9
9
9
9
7
7
8
2
1
0
0
0
0
0
0
8
9
9
9
9
8
5
4

Fog (%)

18
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
6
31
18
47
70
95
95
95
95
95
95
78
69
54
41
21
6
3
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0.4
0.7
1
1.1
1
0.9
0.6
0.6
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
91
87
83
80
80
85
85
86
94
98
98
96
96
96
94
96
94
94
91
96
96
94
92

Pressure (mb)

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

Ozone (du)

390
387
388
386
386
387
391
392
393
389
392
401
404
408
415
421
426
426
427
425
424
424
423
420

Thursday 19

Waxing Crescent 6%

07:36

20:10

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
05 Bad
06 Bad

Sun - Rise: 06:39, Set: 17:27, Transit: 12:04. Moon - Rise: 07:36, Set: 20:10. Civil Dark: 17:56 - 06:10. Nautical Dark: 18:29 - 05:37. Astro Dark: 19:02 - 05:04

Total Clouds (% Sky Obscured)

95
68
59
62
63
63
65
60
86
100
100
86
83
99
100
100
100
100
96
99
98
99
99
100

Low Clouds (% Sky Obscured)

54
46
41
45
40
40
40
30
25
30
36
36
40
48
67
84
100
100
96
98
98
98
99
100

Medium Clouds (% Sky Obscured)

75
68
59
56
39
38
65
53
59
46
72
47
68
58
80
81
29
11
2
2
1
8
12
16

High Clouds (% Sky Obscured)

11
0
1
1
2
1
1
1
18
45
45
28
29
70
75
72
70
48
3
0
44
57
75
87

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
8
6
2
2
1

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 (%)

3
0
0
0
0
0
1
4
1
4
0
3
4
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)

2
2
2
2
3
3
3
3
3
3
3
3
2
2
1
1
1
1
1
1
1
1
1
1

Chance of Frost

Temperature (°C)

-7
-5
-3
-1
-0
-0
0
0
1
0
-1
-2
-3
-3
-3
-2
-2
-1
-1
-1
-2
-2
-2
-2

Feels Like (°C)

-9
-9
-4
-2
-2
-1
-0
-1
-0
-2
-4
-5
-5
-5
-5
-5
-4
-4
-3
-3
-4
-4
-4
-4

Dew Point (°C)

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

Relative Humidity (%)

94
84
73
68
65
62
60
59
60
70
86
92
94
96
96
96
96
96
96
98
98
98
100
98

Pressure (mb)

1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

414
412
411
407
406
405
403
402
402
401
400
399
401
403
402
401
400
400
399
396
392
389
384
377

Friday 20

Waxing Crescent 13%

07:57

21:23

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
05 Bad
06 Bad

Sun - Rise: 06:37, Set: 17:28, Transit: 12:03. Moon - Rise: 07:57, Set: 21:23. Civil Dark: 17:57 - 06:08. Nautical Dark: 18:30 - 05:35. Astro Dark: 19:03 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
97
96
97
93
98
99
89
98
93
89
84

Low Clouds (% Sky Obscured)

96
87
87
100
100
100
100
100
100
100
100
100
99
97
96
97
78
91
99
55
92
78
80
82

Medium Clouds (% Sky Obscured)

46
57
100
100
100
100
100
100
72
57
100
84
47
39
64
69
62
68
77
82
87
67
47
27

High Clouds (% Sky Obscured)

91
96
100
100
100
100
100
100
95
95
97
95
63
32
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
3
9
9
9
3
0
0
0
0
0
0
0
0
0
0
1
3
0
9
4
9
6
8

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
0
0
8
36
81
95
95
95
95
95
95
95
95
95
95
62
56
49
45
47
42
36
31

Precipitation Amount (mm)

0
0
0
0
0
0.4
1.3
1.8
0.8
1.1
3.4
2
1.4
1.4
2
0.6
0.2
0.2
0.1
0.1
0.2
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
96
87
81
81
86
96
98
98
96
98
98
98
98
98
98
98
98
98
98
96
96
96
94

Pressure (mb)

1017
1016
1016
1015
1014
1013
1012
1011
1010
1009
1008
1008
1008
1007
1007
1007
1006
1007
1007
1007
1007
1007
1007
1008

Ozone (du)

373
370
366
364
360
357
354
356
358
359
363
370
377
381
380
381
384
380
379
380
381
382
382
382

Saturday 21

Waxing Crescent 21%

08:19

22:40

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
05 Bad
06 Bad

Sun - Rise: 06:36, Set: 17:30, Transit: 12:03. Moon - Rise: 08:19, Set: 22:40. Civil Dark: 17:58 - 06:07. Nautical Dark: 18:31 - 05:34. Astro Dark: 19:04 - 05:01

Total Clouds (% Sky Obscured)

90
76
78
75
71
84
80
83
67
67
67
58
57
47
47
51
58
54
55
52
53
56
61
70

Low Clouds (% Sky Obscured)

78
75
78
75
71
84
80
82
67
67
67
58
57
47
47
51
58
54
55
52
53
40
20
1

Medium Clouds (% Sky Obscured)

38
42
50
52
47
51
46
41
40
39
36
35
35
35
35
26
14
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
20
28
39
51
45

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
7
7
8
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
29
22
34
41
33
34
40
28
31
32
27
37
31
20
21
16
6
7
4
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-1
0
1
2
2
3
3
3
1
0
-2
-4
-5
-7
-8
-9
-9
-10
-11
-11
-12
-13
-14

Feels Like (°C)

-5
-4
-2
-2
-1
-0
-1
-0
-1
-1
-2
-3
-6
-6
-7
-8
-8
-9
-9
-13
-13
-14
-15
-16

Dew Point (°C)

-4
-3
-1
-1
0
1
1
1
1
-1
-2
-3
-5
-6
-8
-9
-10
-10
-11
-12
-13
-13
-15
-16

Relative Humidity (%)

94
87
89
89
89
88
86
89
88
86
86
94
94
92
92
92
92
92
90
92
90
90
88
88

Pressure (mb)

1008
1008
1009
1009
1009
1009
1010
1010
1011
1011
1013
1014
1015
1017
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022

Ozone (du)

380
379
380
382
383
384
384
384
388
390
391
393
395
396
397
397
396
396
395
395
395
395
395
395

Sunday 22

Waxing Crescent 32%

08:45

23:58

07 Bad
08 Bad
09 Bad
10 Bad
11 OK
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
05 Bad
06 Bad

Sun - Rise: 06:34, Set: 17:31, Transit: 12:03. Moon - Rise: 08:45, Set: 23:58. Civil Dark: 18:00 - 06:05. Nautical Dark: 18:33 - 05:32. Astro Dark: 19:06 - 04:59

Total Clouds (% Sky Obscured)

65
60
55
53
48
43
49
54
60
45
65
60
70
65
70
80
85
95
95
95
95
90
80
70

Low Clouds (% Sky Obscured)

1
1
0
3
6
7
4
2
0
0
0
0
0
0
0
0
5
10
5
10
10
10
15
25

Medium Clouds (% Sky Obscured)

20
39
55
51
41
29
49
54
60
45
65
60
70
65
70
80
85
95
95
95
95
90
80
70

High Clouds (% Sky Obscured)

20
14
0
0
7
0
12
22
18
20
18
8
0
0
0
5
10
25
30
65
70
55
55
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
6
4
4
4
4
4
5
5
4
2
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
3
2
3
11
14
17
25
26
22
31
30
29
41
44
45
53
57
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-15
-12
-9
-6
-4
-3
-1
-0
0
0
-1
-2
-4
-4
-5
-6
-6
-7
-7
-7
-7
-7
-8
-8

Feels Like (°C)

-17
-17
-15
-14
-13
-12
-11
-4
-3
-4
-4
-5
-5
-8
-9
-10
-10
-10
-10
-12
-12
-12
-12
-12

Dew Point (°C)

-17
-15
-12
-9
-8
-7
-5
-4
-4
-3
-3
-4
-5
-5
-7
-7
-8
-8
-9
-9
-9
-8
-9
-9

Relative Humidity (%)

86
81
78
74
73
72
71
74
77
80
84
87
92
90
89
87
89
87
87
87
90
92
92
94

Pressure (mb)

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

Ozone (du)

395
394
393
393
393
393
394
396
398
400
403
406
408
409
409
409
409
409
409
408
408
407
410
412

Monday 23

Waxing Crescent 43%

09:17

01:16

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: 06:32, Set: 17:32, Transit: 12:03. Moon - Rise: 09:17, Set: 01:16. Civil Dark: 18:01 - 06:04. Nautical Dark: 18:34 - 05:31. Astro Dark: 19:07 - 04:58

Total Clouds (% Sky Obscured)

65
65
60
65
65
85
80
65
65
65
65
65
65
70
80
93
100
100

Low Clouds (% Sky Obscured)

35
35
45
50
65
85
80
65
65
65
65
65
65
70
79
91
95
99

Medium Clouds (% Sky Obscured)

65
65
60
65
65
70
70
50
50
45
50
65
65
70
70
85
98
99

High Clouds (% Sky Obscured)

30
20
10
5
10
10
5
15
20
35
35
20
5
0
0
4
13
22

ISS Passover

Visibility (miles)

0
0
0
0
1
1
1
1
1
1
1
1
0
3
5
7
8
8

Fog (%)

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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
Snow
None
None
Snow
None
None
None
None

Precipitation Probability (%)

57
57
51
50
53
48
45
41
34
37
39
37
34
33
25
25
27
13

Precipitation Amount (mm)

0.2
0.3
0.2
0.2
0.2
0.1
0.2
0.1
0
0
0.1
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-11
-9
-7
-7
-6
-5
-5
-5
-6
-6
-7
-7
-9
-10
-10
-10
-11

Dew Point (°C)

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

Relative Humidity (%)

94
92
90
89
87
86
86
87
87
89
91
91
92
90
87
85
85
85

Pressure (mb)

1015
1015
1015
1014
1013
1013
1012
1012
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

415
416
418
419
417
415
413
411
410
408
415
423
430
436
441
447
439
432

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 17/02/26 07:43:33. Forecast: 17/02/26 to 23/02/26. Timezone: UTC-5.00