Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 6

Waning Gibbous 92%

No Rise

10:10

18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 Bad
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

Sun - Rise: 07:09, Set: 16:15, Transit: 11:42. Moon - Rise: No Rise, Set: 10:10. Civil Dark: 16:47 - 06:37. Nautical Dark: 17:23 - 06:01. Astro Dark: 17:57 - 05:27

Total Clouds (% Sky Obscured)

86
73
65
58
35
39
57
78
99
83
71
71
39
43
39
62
97
95
100
100
100
100
97
97

Low Clouds (% Sky Obscured)

28
19
35
38
35
39
35
34
40
40
44
41
29
37
30
30
37
65
100
100
90
50
66
73

Medium Clouds (% Sky Obscured)

6
0
0
0
0
0
1
76
72
64
20
20
6
8
18
38
89
81
91
100
100
100
87
87

High Clouds (% Sky Obscured)

0
0
2
2
0
2
19
26
96
60
50
55
2
2
12
32
61
50
59
81
70
7
0
0

ISS Passover

Visibility (miles)

9
9
8
6
7
7
7
7
6
7
7
9
9
5
9
9
9
9
9
9
9
9
9
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
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
1
1
2
2
2
3
1
1
0
0
0
0
0
0
0
2
0
1
12
32

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-4
-4
-5
-5
-4
-4
-5
-5
-6
-6
-6
-7
-7
-7
-6
-6
-7
-6
-6
-4
-2
-2

Relative Humidity (%)

94
92
94
94
94
94
94
94
92
91
86
84
92
94
90
82
75
70
66
66
66
73
87
92

Pressure (mb)

1011
1012
1012
1013
1013
1014
1014
1015
1016
1016
1016
1016
1017
1018
1019
1019
1019
1019
1018
1017
1016
1016
1016
1016

Ozone (du)

310
311
314
317
317
319
321
325
327
327
330
331
333
330
329
333
337
340
338
339
339
333
328
331

Sunday 7

Waning Gibbous 84%

19:10

10:47

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

Sun - Rise: 07:10, Set: 16:15, Transit: 11:42. Moon - Rise: 19:10, Set: 10:47. Civil Dark: 16:47 - 06:38. Nautical Dark: 17:23 - 06:02. Astro Dark: 17:57 - 05:28

Total Clouds (% Sky Obscured)

94
80
85
75
84
70
86
43
30
26
17
5
3
2
0
1
0
0
1
3
2
2
4
4

Low Clouds (% Sky Obscured)

76
62
78
71
74
65
83
26
17
18
12
4
3
2
0
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

82
62
28
18
23
29
55
36
15
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

1
9
4
3
3
3
2
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
2
2
1
1
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 (%)

30
12
14
13
33
35
38
27
7
2
3
2
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)

1
2
2
3
3
5
10
8
9
9
9
10
10
10
9
10
11
11
10
10
9
8
6
3

Chance of Frost

Temperature (°C)

-2
-2
-3
-3
-4
-4
-3
-4
-4
-6
-7
-9
-9
-11
-11
-10
-9
-9
-8
-8
-8
-8
-9
-11

Feels Like (°C)

-4
-4
-5
-6
-7
-7
-9
-9
-7
-9
-11
-13
-14
-15
-15
-14
-14
-13
-12
-12
-12
-11
-12
-13

Dew Point (°C)

-2
-2
-3
-4
-4
-5
-5
-7
-8
-9
-11
-13
-15
-17
-17
-17
-18
-18
-18
-18
-18
-17
-16
-15

Relative Humidity (%)

94
96
98
98
98
92
84
76
76
77
74
69
62
61
62
58
51
46
44
44
43
48
59
69

Pressure (mb)

1016
1015
1015
1014
1014
1014
1013
1015
1016
1017
1018
1020
1021
1023
1024
1025
1025
1025
1024
1024
1024
1025
1025
1026

Ozone (du)

333
330
333
341
347
352
350
355
362
362
359
356
353
354
352
348
346
352
353
348
345
347
347
350

Monday 8

Waning Gibbous 75%

20:28

11:16

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

Sun - Rise: 07:11, Set: 16:15, Transit: 11:43. Moon - Rise: 20:28, Set: 11:16. Civil Dark: 16:47 - 06:39. Nautical Dark: 17:23 - 06:03. Astro Dark: 17:57 - 05:28

Total Clouds (% Sky Obscured)

5
21
32
20
10
12
20
20
27
58
90
99
96
89
91
86
62
22
46
49
95
100
92
86

Low Clouds (% Sky Obscured)

1
2
1
1
1
3
3
6
8
6
48
68
65
15
38
50
43
3
3
3
3
14
42
80

Medium Clouds (% Sky Obscured)

2
17
27
6
2
3
8
6
7
52
88
98
94
84
85
78
39
22
29
49
65
95
87
80

High Clouds (% Sky Obscured)

1
3
3
4
1
1
1
1
0
0
2
0
0
3
32
5
0
1
26
15
87
91
76
67

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
1
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
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)

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

Chance of Frost

Temperature (°C)

-11
-12
-12
-12
-13
-13
-13
-13
-14
-14
-14
-14
-14
-13
-13
-12
-10
-8
-6
-5
-5
-5
-5
-6

Feels Like (°C)

-13
-13
-15
-16
-14
-14
-15
-16
-16
-16
-16
-17
-17
-17
-17
-16
-14
-11
-9
-9
-9
-10
-10
-11

Dew Point (°C)

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

Relative Humidity (%)

76
79
79
78
83
81
83
83
81
81
83
81
74
73
73
65
55
49
44
44
42
48
54
57

Pressure (mb)

1026
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024
1023
1022
1020
1018
1017
1017
1016
1015

Ozone (du)

356
362
365
362
359
363
368
371
376
383
395
411
431
429
429
427
418
413
406
396
396
399
403
407

Tuesday 9

Waning Gibbous 65%

21:42

11:39

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:12, Set: 16:15, Transit: 11:43. Moon - Rise: 21:42, Set: 11:39. Civil Dark: 16:47 - 06:40. Nautical Dark: 17:23 - 06:04. Astro Dark: 17:57 - 05:29

Total Clouds (% Sky Obscured)

79
83
92
99
98
96
95
92
89
88
91
93
96
97
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
59
89
92
93
94
40
13
13
12
15
12
12
44
14
76
82
88
94
96
98
100
96
95

Medium Clouds (% Sky Obscured)

71
83
92
29
27
27
26
26
75
69
77
86
94
95
98
100
99
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

60
61
62
3
3
3
15
21
37
53
40
27
14
43
71
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
0
0
8
9
9
9
9
9
9
9
9
9
9
4
0
0
1
0
0
6
9
5

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

Precipitation Probability (%)

3
32
54
17
21
24
23
22
17
8
8
5
1
3
11
50
61
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.9
1.3
1.3
0.9
0.6
0.7
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-9
-8
-9
-9
-8
-8
-8
-8
-8
-7
-7
-7
-6
-6
-4
-3
-2
-1
-1
-2
-2
-1

Relative Humidity (%)

57
59
80
87
82
82
84
85
87
87
87
89
90
89
89
87
89
91
92
96
94
91
91
94

Pressure (mb)

1015
1014
1014
1013
1012
1011
1011
1010
1010
1009
1009
1009
1009
1008
1008
1008
1007
1005
1004
1002
1002
1002
1001
1001

Ozone (du)

402
388
387
390
377
365
359
354
351
348
348
348
348
350
350
350
344
340
338
335
334
333
334
330

Wednesday 10

Waning Gibbous 55%

22:52

11:58

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
10 Bad
11 Bad
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:13, Set: 16:15, Transit: 11:44. Moon - Rise: 22:52, Set: 11:58. Civil Dark: 16:47 - 06:40. Nautical Dark: 17:23 - 06:04. Astro Dark: 17:58 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
74
90
93
91
86
81
75
62
53
39
49
53
59
68
76

Low Clouds (% Sky Obscured)

91
89
85
81
82
82
83
89
94
74
89
86
78
69
60
51
54
51
39
49
53
54
51
48

Medium Clouds (% Sky Obscured)

100
100
100
100
86
95
70
52
37
25
25
51
55
52
48
44
31
20
11
29
41
51
55
76

High Clouds (% Sky Obscured)

100
100
100
100
71
48
7
5
2
0
0
0
18
36
47
58
39
18
0
12
24
34
42
52

ISS Passover

Visibility (miles)

0
0
0
0
0
3
4
3
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

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

Precipitation Probability (%)

95
95
90
71
77
72
60
58
40
15
21
24
20
38
29
10
12
11
4
6
6
2
6
9

Precipitation Amount (mm)

0.9
0.8
0.5
0.2
0.4
0.4
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
93
93
96
93
83
83
77
81
81
78
76
74
69
66
63
67
71
75
78

Pressure (mb)

1001
1000
1000
999
999
999
999
998
999
999
999
999
1000
1001
1002
1003
1004
1004
1005
1005
1006
1007
1007
1008

Ozone (du)

326
323
319
322
327
327
328
331
326
324
318
310
310
314
318
322
326
322
317
313
307
301
294
292

Thursday 11

Third Quarter 44%

23:58

12:16

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:13, Set: 16:15, Transit: 11:44. Moon - Rise: 23:58, Set: 12:16. Civil Dark: 16:47 - 06:41. Nautical Dark: 17:23 - 06:05. Astro Dark: 17:58 - 05:31

Total Clouds (% Sky Obscured)

86
85
83
81
82
79
76
75
74
73
62
75
71
76
69
72
83
88
97
96
96
95
79
60

Low Clouds (% Sky Obscured)

43
41
39
36
38
39
39
37
35
33
31
30
28
20
13
5
14
27
39
27
23
15
12
12

Medium Clouds (% Sky Obscured)

86
85
83
81
82
79
76
75
74
73
62
75
71
70
69
72
83
88
95
96
96
95
79
60

High Clouds (% Sky Obscured)

45
25
25
0
0
60
60
60
55
30
30
25
10
0
0
0
4
7
12
10
12
1
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
4
1
1
0
0
0
0
0
0
0
0
1
1
1
4

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

Precipitation Probability (%)

8
12
12
3
8
9
2
18
27
33
44
54
64
64
63
63
62
54
49
46
44
40
33
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-4
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-8
-8
-8
-7
-7
-7
-7
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

81
84
84
86
86
86
85
84
87
89
90
92
92
96
94
92
90
90
91
91
89
89
89
89

Pressure (mb)

1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1012
1011
1011
1011
1011
1012
1012
1012
1011
1011
1011
1012
1012
1013

Ozone (du)

290
287
287
288
288
291
295
299
300
301
302
301
300
299
298
297
296
298
299
301
302
304
305
307

Friday 12

Waning Crescent 34%

01:02

12:34

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

Sun - Rise: 07:14, Set: 16:15, Transit: 11:45. Moon - Rise: 01:02, Set: 12:34. Civil Dark: 16:48 - 06:42. Nautical Dark: 17:23 - 06:06. Astro Dark: 17:58 - 05:31

Total Clouds (% Sky Obscured)

44
34
27
18
17
14
15
18
31
41
42
42
43
43
39
30
48
71
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

41
25
15
5
3
2
1
10
31
41
42
42
35
35
31
30
48
69
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
31
41
42
42
43
43
39
30
22
11
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

5
7
5
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-7
-7
-8
-8
-9
-10
-11
-11
-12
-12
-12
-12
-12
-11
-9
-7
-7
-6

Feels Like (°C)

-7
-8
-10
-10
-10
-10
-10
-10
-14
-14
-14
-14
-13
-13
-14
-13
-13
-12
-11

Dew Point (°C)

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

Relative Humidity (%)

89
89
88
88
88
90
88
88
86
86
88
86
88
88
81
75
71
68
66

Pressure (mb)

1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

310
312
319
326
333
334
334
334
334
334
334
336
338
339
344
349
355
357
360

Forecast for Grafton, Windham, United States of America (43.17,-72.61)

Generated: 06/12/25 18:18:24. Forecast: 06/12/25 to 12/12/25. Timezone: UTC-5.00