Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Waning Gibbous 99%

20:17

06:47

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
07 Bad
08 Bad

Sun - Rise: 06:26, Set: 19:18, Transit: 12:53. Moon - Rise: 20:17, Set: 06:47. Civil Dark: 19:47 - 05:58. Nautical Dark: 20:21 - 05:23. Astro Dark: 20:57 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

84
93
91
98
100
97
100
86
77
79
67
58
75
84
62
64
71
75
51
45
51
42
45
43

High Clouds (% Sky Obscured)

83
80
92
64
58
45
50
62
100
57
71
95
100
100
84
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
9
9
9
9
9
8
8
8
4
3
3
2
2
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
23
30

Precipitation Type

None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

74
57
26
20
7
20
31
46
72
76
14
5
8
1
1
2
5
14
11
11
14
27
16
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
1
1
2
2
2
2
1
1
1
1
0
0
0
0
0
1
1
1
1
1
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
83
84
83
80
84
88
89
91
89
88
89
91
92
91
92
94
96
94
96
96
100
98

Pressure (mb)

1034
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1032
1032
1031
1030
1029
1028
1027
1027
1026

Ozone (du)

338
338
337
337
332
331
332
332
330
331
332
331
330
328
328
326
325
324
323
323
325
324
325
326

Friday 3

Waning Gibbous 95%

21:23

07:10

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
07 Bad
08 Bad

Sun - Rise: 06:25, Set: 19:19, Transit: 12:53. Moon - Rise: 21:23, Set: 07:10. Civil Dark: 19:48 - 05:56. Nautical Dark: 20:23 - 05:21. Astro Dark: 20:59 - 04:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
89
95
100
96
100
100
100
100
94
89
80
92
83
100
93
100
96
97

Low Clouds (% Sky Obscured)

100
100
98
99
82
58
42
49
52
81
86
65
76
79
85
33
35
24
33
4
57
52
34
50

Medium Clouds (% Sky Obscured)

36
17
63
60
58
15
23
16
0
0
0
6
13
15
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
100
100
100
100
100
37
75
100
86
100
100
97
96
77
67
50
71
36
100
78
100
85
51

ISS Passover

Visibility (miles)

0
0
0
0
2
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

31
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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 (%)

29
11
1
1
3
0
0
0
0
2
11
5
14
16
5
3
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
6
6
6
7
7
7
8
9
8
7
8
9
10
10
10
11
11
9
8
7
6
7

Chance of Frost

Temperature (°C)

2
3
4
6
8
11
14
16
17
17
16
17
16
15
15
16
15
14
12
10
8
7
6
6

Feels Like (°C)

-1
0
1
4
6
8
12
14
15
15
15
15
14
13
12
13
12
10
8
6
5
4
3
3

Dew Point (°C)

2
2
3
6
7
9
11
11
11
13
14
14
14
13
12
12
12
10
7
7
6
4
4
3

Relative Humidity (%)

96
96
94
94
91
87
82
74
71
78
83
85
85
83
79
79
82
78
70
78
84
82
85
78

Pressure (mb)

1025
1024
1023
1021
1020
1019
1017
1016
1015
1015
1015
1015
1016
1016
1016
1016
1017
1018
1018
1019
1020
1022
1023
1024

Ozone (du)

328
332
333
336
338
339
340
339
339
341
342
342
345
344
344
343
340
338
337
338
337
336
339
338

Saturday 4

Waning Gibbous 90%

22:30

07:38

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
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

Sun - Rise: 06:23, Set: 19:21, Transit: 12:53. Moon - Rise: 22:30, Set: 07:38. Civil Dark: 19:49 - 05:54. Nautical Dark: 20:24 - 05:19. Astro Dark: 21:00 - 04:43

Total Clouds (% Sky Obscured)

98
95
91
57
61
29
78
91
96
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

35
20
16
13
1
13
15
67
85
89
97
85
99
98
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
18
3
19
2
35
52
46
93
76
57
49
34
53
82
84
31
17
40
72
79
70
75

High Clouds (% Sky Obscured)

39
93
87
35
50
8
55
81
65
81
82
76
79
35
45
88
100
92
86
54
74
82
92
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
4
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 (%)

0
0
0
0
0
0
0
0
2
14
14
8
6
1
9
4
6
12
15
13
19
32
9
29

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)

7
7
6
6
5
4
5
8
10
14
12
11
10
9
9
9
9
9
8
8
7
7
6
6

Chance of Frost

Temperature (°C)

7
7
8
9
11
12
13
15
14
11
7
5
4
3
3
2
2
2
2
2
2
3
3
4

Feels Like (°C)

3
4
5
6
9
10
12
11
11
7
3
0
-0
-1
-2
-3
-2
-3
-2
-2
-1
-1
0
1

Dew Point (°C)

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

Relative Humidity (%)

69
62
55
52
47
44
43
46
55
66
67
68
69
71
70
73
77
80
83
86
88
91
91
94

Pressure (mb)

1026
1026
1026
1026
1026
1025
1024
1024
1023
1024
1025
1026
1027
1027
1026
1025
1024
1023
1021
1020
1018
1017
1015
1014

Ozone (du)

340
337
340
341
341
339
338
338
339
338
337
338
337
336
336
335
335
334
331
330
329
328
328
327

Sunday 5

Waning Gibbous 84%

23:35

08:12

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
07 OK
08 Bad

Sun - Rise: 06:21, Set: 19:22, Transit: 12:52. Moon - Rise: 23:35, Set: 08:12. Civil Dark: 19:51 - 05:52. Nautical Dark: 20:25 - 05:17. Astro Dark: 21:02 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
87
86
94
100
83
82
76
88
82
74
61
35
54

Low Clouds (% Sky Obscured)

100
100
100
100
97
83
95
74
43
30
30
27
19
19
57
26
32
32
54
54
53
49
35
54

Medium Clouds (% Sky Obscured)

53
68
79
90
100
99
99
67
80
89
90
87
86
94
95
83
82
63
30
0
0
0
0
0

High Clouds (% Sky Obscured)

53
33
45
58
70
80
90
100
100
100
100
87
86
94
100
83
82
76
67
53
35
16
0
0

ISS Passover

Visibility (miles)

0
0
0
2
8
6
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

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

Precipitation Probability (%)

93
95
95
79
77
95
95
83
79
68
49
40
27
6
4
3
4
5
3
0
3
6
5
4

Precipitation Amount (mm)

0.3
2.3
0.8
0.3
0.2
0.7
0.6
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
5
5
6
8
10
10
9
9
9
9
9
9
8
7
7
5
5
4
3
2
2
2
2

Feels Like (°C)

2
3
4
4
6
8
9
6
6
5
5
4
6
5
3
2
2
1
-0
-2
-3
-3
-3
-2

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
98
93
91
90
87
81
76
76
76
78
78
84
78
76
76
76
76
76
73
73
66

Pressure (mb)

1012
1011
1010
1009
1008
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009

Ozone (du)

327
329
327
328
329
330
334
334
337
337
337
338
337
337
341
345
351
359
368
371
374
379
382
385

Monday 6

Waning Gibbous 76%

00:36

08:54

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

Sun - Rise: 06:19, Set: 19:23, Transit: 12:52. Moon - Rise: 00:36, Set: 08:54. Civil Dark: 19:52 - 05:50. Nautical Dark: 20:27 - 05:16. Astro Dark: 21:03 - 04:39

Total Clouds (% Sky Obscured)

62
95
98
98
98
97
94
92
71
51
29
21
13
6
16
26
37
46
51
57
53
54
56
60

Low Clouds (% Sky Obscured)

62
87
93
95
95
95
89
82
65
49
29
21
11
0
0
0
0
28
51
57
53
54
56
60

Medium Clouds (% Sky Obscured)

2
20
46
17
24
39
40
33
13
3
0
0
0
0
1
3
4
0
0
0
1
2
2
2

High Clouds (% Sky Obscured)

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

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 (%)

3
1
3
6
3
10
10
7
11
13
9
10
8
1
3
4
2
8
10
9
18
18
8
16

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
13
14
14
14
13
13
12
12
11
10
9
7
5
4
3
3
3
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
53
50
45
43
43
46
46
49
53
59
64
68
70
74
75
78
80
83
86
87
81
75
70

Pressure (mb)

1009
1010
1010
1010
1009
1009
1011
1011
1012
1013
1013
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018

Ozone (du)

393
398
402
403
404
406
410
413
416
417
419
420
420
420
420
419
418
418
415
412
409
408
408
408

Tuesday 7

Waning Gibbous 67%

01:32

08:54

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 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 06:18, Set: 19:24, Transit: 12:52. Moon - Rise: 01:32, Set: 08:54. Civil Dark: 19:53 - 05:49. Nautical Dark: 20:28 - 05:14. Astro Dark: 21:05 - 04:37

Total Clouds (% Sky Obscured)

65
70
79
86
92
92
97
97
92
91
89
50
24
2
1
1
0
0
0
0
2
3
10
10

Low Clouds (% Sky Obscured)

65
70
79
74
73
71
71
79
73
64
47
24
12
1
1
0
0
0
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

2
1
21
42
62
74
86
97
92
89
85
50
24
0
0
0
0
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
0
0
2
3
10
10

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 (%)

17
17
21
22
19
21
19
7
10
7
0
1
1
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
6
8
9
9
10
10
11
11
10
8
7
7
6
6
5
4
4
4
4
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-7
-8
-9
-8
-8
-8
-8
-8
-8
-9
-9
-9
-10
-11
-12
-12
-13
-13
-13
-13
-14
-15
-15

Relative Humidity (%)

58
48
41
39
39
37
38
39
39
43
47
52
52
51
51
49
50
50
50
52
54
50
46
43

Pressure (mb)

1018
1019
1019
1019
1020
1020
1021
1021
1022
1023
1025
1026
1027
1029
1030
1031
1031
1032
1032
1033
1033
1034
1034
1035

Ozone (du)

409
410
411
413
415
417
418
420
421
423
426
429
436
442
449
452
454
456
452
447
443
443
444
445

Wednesday 8

Waning Gibbous 58%

02:19

09:44

Sun - Rise: 06:16, Set: 19:25, Transit: 12:52. Moon - Rise: 02:19, Set: 09:44. Civil Dark: 19:54 - 05:47. Nautical Dark: 20:29 - 05:12. Astro Dark: 21:06 - 04:35

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

Generated: 02/04/26 09:23:17. Forecast: 02/04/26 to 08/04/26. Timezone: UTC-4.00