Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 28%

03:57

12:55

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

Sun - Rise: 06:11, Set: 19:29, Transit: 12:51. Moon - Rise: 03:57, Set: 12:55. Civil Dark: 19:58 - 05:42. Nautical Dark: 20:33 - 05:06. Astro Dark: 21:11 - 04:29

Total Clouds (% Sky Obscured)

52
53
54
51
27
39
47
26
17
2
2
0
0
2
2
4
5
4
5
20
50
92
44
69

Low Clouds (% Sky Obscured)

52
53
54
38
27
35
41
25
17
1
2
0
0
1
1
2
4
2
1
0
13
0
0
0

Medium 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
20
51

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
16
46
92
44
69

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 (%)

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)

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

Chance of Frost

Temperature (°C)

7
8
8
9
10
11
11
10
9
8
6
5
4
3
2
1
1
0
-1
-1
-2
-2
2
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
60
47
42
38
37
37
41
46
52
60
66
71
73
77
78
83
83
84
83
83
74
60
52

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1024
1025
1027
1028
1029
1029
1030
1030
1031
1031
1032
1032
1032
1033
1033
1033

Ozone (du)

367
367
366
372
371
366
359
356
360
369
371
368
364
363
365
364
364
360
354
348
344
342
341
341

Sunday 12

Waning Crescent 19%

04:20

14:04

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: 06:09, Set: 19:30, Transit: 12:51. Moon - Rise: 04:20, Set: 14:04. Civil Dark: 19:59 - 05:40. Nautical Dark: 20:35 - 05:04. Astro Dark: 21:12 - 04:27

Total Clouds (% Sky Obscured)

95
86
88
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)

0
0
0
0
0
38
12
57
29
55
67
90
92
88
83
80
86
89
86
87
22
16
19
35

Medium Clouds (% Sky Obscured)

20
47
77
85
92
100
97
86
100
100
100
99
99
100
99
99
100
100
98
100
97
92
94
100

High Clouds (% Sky Obscured)

95
86
83
100
100
100
100
100
100
100
100
93
90
100
100
100
100
100
100
98
98
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
9
7
6
9
7
5
3
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
5
30
46
85
94
88
85
88
56
67
87
70
44
19
12
5
51
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.7
0.6
0.5
0.4
0.4
0
0.3
0.5
0.3
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

2
1
3
6
7
8
8
7
7
6
7
6
7
8
9
9
8
8
8
9
8
7
6
7

Chance of Frost

Temperature (°C)

7
9
11
12
12
13
13
13
11
10
9
8
7
6
5
6
6
6
6
6
6
7
7
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
38
35
33
34
35
36
42
52
66
90
93
88
86
88
86
93
96
94
94
91
93
91
87

Pressure (mb)

1033
1032
1031
1030
1029
1028
1028
1027
1027
1027
1027
1027
1026
1025
1024
1023
1022
1021
1020
1018
1018
1017
1017
1016

Ozone (du)

338
337
340
337
335
332
329
326
327
328
330
327
325
326
323
320
319
323
328
329
330
326
323
322

Monday 13

Waning Crescent 18%

04:41

15:15

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 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:08, Set: 19:31, Transit: 12:50. Moon - Rise: 04:41, Set: 15:15. Civil Dark: 20:01 - 05:38. Nautical Dark: 20:36 - 05:03. Astro Dark: 21:14 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
94
92
83
58
81
79
80
42
83
97
89
97
91
94
88

Low Clouds (% Sky Obscured)

88
93
81
99
95
100
92
100
97
93
91
83
53
81
79
80
24
74
26
27
24
31
36
44

Medium Clouds (% Sky Obscured)

100
100
100
100
99
84
90
69
61
51
40
27
10
17
12
0
0
0
0
0
0
13
16
23

High Clouds (% Sky Obscured)

100
100
84
100
99
100
100
100
25
1
1
0
0
1
2
8
18
79
93
77
92
81
86
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
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
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
57
36
39
58
49
57
30
15
1
4
3
1
1
2
2
1
1
1
2
2
2
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
10
10
10
12
11
11
10
10
10
8
7
7
5
5
4
4
3
3
3
3
3
2
3

Chance of Frost

Temperature (°C)

11
12
13
15
17
17
17
17
17
16
16
16
16
15
15
15
14
14
14
13
12
12
14
16

Feels Like (°C)

9
9
11
13
13
14
14
15
15
14
14
14
15
15
14
14
14
15
13
12
12
12
13
16

Dew Point (°C)

7
9
10
12
13
13
14
15
15
15
15
15
14
14
14
14
14
13
13
12
12
12
12
14

Relative Humidity (%)

78
79
81
80
77
79
83
87
89
89
90
90
90
93
92
93
95
95
93
96
96
96
92
87

Pressure (mb)

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

Ozone (du)

322
322
322
319
322
324
325
331
335
330
328
326
321
319
317
315
314
311
309
308
309
310
311
310

Tuesday 14

Waning Crescent 11%

05:02

16:26

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: 06:06, Set: 19:32, Transit: 12:50. Moon - Rise: 05:02, Set: 16:26. Civil Dark: 20:02 - 05:37. Nautical Dark: 20:37 - 05:01. Astro Dark: 21:15 - 04:23

Total Clouds (% Sky Obscured)

100
100
99
100
100
99
100
100
100
100
95
90
86
59
74
78
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
40
33
43
37
34
0
4
5
7
5
6
10
9
8
10
14
12
12
15
15
17
18
20

Medium Clouds (% Sky Obscured)

45
63
76
77
83
85
76
86
92
100
65
29
22
15
13
1
1
45
35
43
70
100
100
100

High Clouds (% Sky Obscured)

100
99
95
99
69
85
100
100
100
100
68
37
5
32
64
78
100
100
100
99
98
97
98
99

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
6

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

Precipitation Probability (%)

1
9
18
8
0
0
1
30
43
61
50
58
28
30
27
1
2
1
0
1
5
4
26
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
20
21
23
24
24
25
25
23
22
21
20
19
18
17
16
16
16
16
16
15
16
16
18

Feels Like (°C)

18
19
20
22
23
23
23
24
22
21
20
19
18
18
19
18
18
16
16
16
16
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

76
68
63
59
58
57
56
63
69
74
77
77
81
86
93
95
96
95
95
96
96
93
87
79

Pressure (mb)

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

Ozone (du)

311
313
313
311
307
304
303
302
302
303
304
305
307
304
303
304
307
305
307
308
309
310
308
308

Wednesday 15

Waning Crescent 5%

05:23

17:40

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: 06:05, Set: 19:33, Transit: 12:50. Moon - Rise: 05:23, Set: 17:40. Civil Dark: 20:03 - 05:35. Nautical Dark: 20:39 - 04:59. Astro Dark: 21:17 - 04:20

Total Clouds (% Sky Obscured)

100
100
99
100
95
91
87
85
81
78
85
93
100
100
100
100
100
100
100
100
99
98
95
87

Low Clouds (% Sky Obscured)

28
55
56
77
74
65
72
66
60
53
48
42
38
30
24
30
37
44
58
58
57
57
62
64

Medium Clouds (% Sky Obscured)

100
100
99
100
80
59
42
42
49
46
67
85
100
93
93
72
93
94
91
83
74
71
53
35

High Clouds (% Sky Obscured)

100
100
99
100
68
39
8
17
34
42
61
83
100
100
100
100
100
99
99
90
80
60
54
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
7
9
6
2
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

31
65
86
95
95
85
95
45
51
86
95
54
17
38
45
36
51
70
82
95
95
95
87
76

Precipitation Amount (mm)

0
0.3
0.6
1.2
1
0.6
1
0
0
0.4
1
0
0
0
0.2
0
0
0.3
0.4
0.7
0.7
0.5
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
21
21
20
21
21
19
18
18
17
17
16
16
16
16
15
16
15
15
15
16
17
18

Feels Like (°C)

19
19
19
19
18
19
20
19
19
19
18
18
17
16
17
16
16
17
17
16
16
15
15
18

Dew Point (°C)

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

Relative Humidity (%)

64
57
54
49
52
57
64
92
92
90
96
98
96
96
96
96
96
95
96
95
93
90
89
81

Pressure (mb)

1011
1011
1010
1010
1010
1011
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1012
1012
1012
1012
1012
1011

Ozone (du)

307
307
309
309
308
309
306
306
307
307
307
306
306
306
308
307
307
308
310
311
311
310
310
309

Thursday 16

Waning Crescent 1%

05:47

18:57

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: 06:03, Set: 19:35, Transit: 12:50. Moon - Rise: 05:47, Set: 18:57. Civil Dark: 20:04 - 05:33. Nautical Dark: 20:40 - 04:57. Astro Dark: 21:19 - 04:18

Total Clouds (% Sky Obscured)

82
88
94
100
100
100
100
100
100
100
96
93
89
85
81
81
72
65
50
50
52
54
54
53

Low Clouds (% Sky Obscured)

69
64
59
54
49
46
43
43
42
48
43
38
40
47
50
57
49
44
38
43
48
52
49
46

Medium Clouds (% Sky Obscured)

13
38
62
87
93
96
100
100
100
100
96
93
89
85
81
81
67
34
1
1
2
2
1
1

High Clouds (% Sky Obscured)

51
71
85
91
94
95
93
93
95
100
82
82
77
76
47
75
35
17
8
6
3
0
0
0

ISS Passover

Visibility (miles)

9
9
7
4
1
2
3
3
2
1
1
1
1
2
1
1
1
3
5
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

58
63
69
82
90
95
95
95
95
95
95
95
65
59
54
43
36
28
4
12
16
6
15
16

Precipitation Amount (mm)

0
0.3
0.4
0.7
0.6
0.8
0.8
1.8
3.2
3.9
1.4
1
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
21
21
20
19
18
17
16
15
15
15
15
14
14
13
13
13
12
13
14
14
16

Feels Like (°C)

18
19
22
25
28
19
19
19
18
17
17
15
15
14
14
13
12
12
12
12
12
12
12
17

Dew Point (°C)

14
14
16
18
20
19
18
18
17
16
15
15
15
15
14
14
13
13
12
12
12
12
12
12

Relative Humidity (%)

72
67
76
85
95
95
96
96
96
98
98
98
100
100
98
100
100
98
96
95
92
89
86
79

Pressure (mb)

1011
1011
1010
1010
1009
1009
1009
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1012

Ozone (du)

309
308
308
308
308
309
309
309
309
309
308
310
311
312
318
323
328
333
337
342
339
337
335
333

Friday 17

New Moon 0%

06:16

20:18

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

Sun - Rise: 06:01, Set: 19:36, Transit: 12:49. Moon - Rise: 06:16, Set: 20:18. Civil Dark: 20:06 - 05:31. Nautical Dark: 20:42 - 04:55. Astro Dark: 21:20 - 04:16

Total Clouds (% Sky Obscured)

51
50
55
59
53
46
37
33
28
21
33
45
55
58
64
72
80
92
100
100
100
100

Low Clouds (% Sky Obscured)

44
48
55
59
44
25
3
2
1
0
2
3
3
23
43
63
72
81
90
90
90
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

0
0
0
0
2
6
9
8
4
2
0
0
0
9
18
45
66
68
69
55
41
26

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

Fog (%)

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

Precipitation Probability (%)

10
11
10
5
9
6
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

Wind Speed/Direction (mph)

8
9
9
9
8
8
7
7
6
5
4
3
2
2
1
1
2
2
2
2
3
4

Chance of Frost

Temperature (°C)

17
18
18
19
19
19
18
18
16
14
12
11
10
9
9
10
10
10
10
10
10
10

Feels Like (°C)

16
16
17
18
18
17
16
16
16
16
17
10
10
11
10
9
9
9
9
9
9
9

Dew Point (°C)

12
11
11
11
11
11
10
9
9
10
10
9
9
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

72
66
64
62
60
59
57
56
65
75
89
88
91
95
93
90
87
88
88
90
88
85

Pressure (mb)

1013
1014
1014
1014
1015
1015
1015
1015
1015
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

331
329
328
326
325
326
328
329
330
331
332
330
328
326
325
324
323
322
321
320
319
318

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

Generated: 11/04/26 10:47:40. Forecast: 11/04/26 to 17/04/26. Timezone: UTC-4.00