Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 38%

03:49

12:50

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

Sun - Rise: 06:05, Set: 19:22, Transit: 12:44. Moon - Rise: 03:49, Set: 12:50. Civil Dark: 19:51 - 05:36. Nautical Dark: 20:26 - 05:01. Astro Dark: 21:02 - 04:24

Total Clouds (% Sky Obscured)

70
48
38
19
16
2
12
10
5
2
1
0
0
0
0
0
0
0
0
0
0
0
4
7

Low Clouds (% Sky Obscured)

18
3
18
19
16
0
12
10
5
0
0
0
0
0
0
0
0
0
0
0
0
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
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
0
0
2
5

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)

12
13
15
16
15
15
15
15
14
13
12
11
10
9
9
9
9
9
8
8
7
7
6
5

Chance of Frost

Temperature (°C)

10
10
10
11
12
13
13
13
13
12
11
9
8
7
6
5
4
4
3
3
3
2
2
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
65
50
41
38
33
32
30
30
34
37
41
45
48
52
55
57
59
61
64
65
68
69
68

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1023
1024
1025
1026
1027
1028
1028
1029
1029
1029
1030
1030
1031
1032

Ozone (du)

380
376
374
373
366
364
367
365
365
360
360
361
368
372
372
371
369
367
364
364
361
356
351
349

Sunday 12

Waning Crescent 28%

04:12

13:59

08 Bad
09 Bad
10 OK
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

Sun - Rise: 06:04, Set: 19:23, Transit: 12:44. Moon - Rise: 04:12, Set: 13:59. Civil Dark: 19:52 - 05:34. Nautical Dark: 20:27 - 04:59. Astro Dark: 21:04 - 04:22

Total Clouds (% Sky Obscured)

51
50
45
53
99
74
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
0
0
0
2
13
35
40
35
35
45
35
59
62
61
71
59
68
46
33

Medium Clouds (% Sky Obscured)

0
0
2
2
1
50
35
94
100
98
100
100
100
100
100
100
100
100
100
100
100
100
94
85

High Clouds (% Sky Obscured)

51
50
45
53
99
73
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
6
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
15
12
3
13
41
74
95
95
95
95
87
23
5
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
1.7
1.5
1.1
0.5
0
0
0

Wind Speed/Direction (mph)

6
5
3
1
3
4
4
5
7
9
9
8
8
10
10
9
9
10
11
11
12
12
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
6
8
9
9
10
10
8
5
4
3
4
5
4
3
3
2
1
2
2
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

55
47
39
36
32
31
29
28
33
42
50
57
54
46
49
56
52
55
78
88
91
87
79
77

Pressure (mb)

1032
1032
1033
1032
1032
1031
1031
1030
1030
1029
1029
1029
1028
1028
1028
1028
1027
1026
1025
1024
1023
1021
1020
1019

Ozone (du)

346
345
342
337
335
339
338
338
337
335
336
329
330
330
330
332
331
330
329
327
327
328
331
333

Monday 13

Waning Crescent 19%

04:34

15:09

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 OK
23 OK
00 Bad
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:02, Set: 19:24, Transit: 12:44. Moon - Rise: 04:34, Set: 15:09. Civil Dark: 19:53 - 05:33. Nautical Dark: 20:28 - 04:57. Astro Dark: 21:05 - 04:20

Total Clouds (% Sky Obscured)

95
98
98
95
100
97
100
100
100
100
100
100
83
45
34
34
95
36
32
67
75
79
92
100

Low Clouds (% Sky Obscured)

35
31
21
21
40
45
40
30
58
77
82
100
73
45
29
26
53
19
13
8
0
0
0
0

Medium Clouds (% Sky Obscured)

93
89
98
88
98
97
100
100
98
99
98
98
48
15
5
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
80
24
7
100
44
100
100
100
100
100
94
60
0
13
1
15
9
17
33
50
65
82
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
2
0
1
7
6
5
10
50
90
51
25
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
14
14
12
13
14
14
16
14
12
12
11
11
10
8
8
6
6
6
6
5
5

Chance of Frost

Temperature (°C)

9
11
13
16
18
18
19
20
20
20
19
18
18
18
17
17
16
16
15
15
14
14
14
15

Feels Like (°C)

5
7
9
11
14
15
15
16
17
16
16
16
16
16
17
16
16
14
15
15
13
13
14
14

Dew Point (°C)

5
7
8
9
10
12
13
14
15
15
17
16
15
15
15
14
14
14
14
14
14
13
13
14

Relative Humidity (%)

74
75
70
66
60
67
67
68
74
76
86
85
83
85
86
86
89
92
93
95
95
95
95
93

Pressure (mb)

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

Ozone (du)

333
327
324
325
326
324
323
325
325
328
336
336
336
332
325
323
320
318
316
314
313
310
307
307

Tuesday 14

Waning Crescent 11%

04:55

16:20

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
07 Bad

Sun - Rise: 06:00, Set: 19:25, Transit: 12:44. Moon - Rise: 04:55, Set: 16:20. Civil Dark: 19:54 - 05:31. Nautical Dark: 20:30 - 04:56. Astro Dark: 21:07 - 04:18

Total Clouds (% Sky Obscured)

100
100
100
99
98
97
97
96
96
78
97
98
99
99
100
98
51
92
94
91
87
85
89
92

Low Clouds (% Sky Obscured)

10
18
23
16
15
36
18
16
29
28
37
44
28
15
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
13
8
14
21
26
27
27
91
36
18
66
90
60
4
5
2
4
8
12
3
4
2
1

High Clouds (% Sky Obscured)

100
100
100
73
46
19
38
57
76
78
86
90
93
97
100
97
51
92
91
89
87
85
89
92

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
Light Rain
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
53
44
10
9
5
5
6
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
15
15
14
13
12
11
11
11
12
15
15
15
15
15
15
15
15
15
15
15
15
15

Relative Humidity (%)

87
77
71
66
58
51
43
40
41
48
49
67
71
75
78
80
83
86
89
89
92
93
95
89

Pressure (mb)

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

Ozone (du)

308
310
310
310
311
311
308
304
302
301
301
300
301
303
304
306
307
306
305
305
304
302
303
304

Wednesday 15

Waning Crescent 5%

05:17

17:33

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
07 Bad

Sun - Rise: 05:59, Set: 19:26, Transit: 12:43. Moon - Rise: 05:17, Set: 17:33. Civil Dark: 19:56 - 05:29. Nautical Dark: 20:31 - 04:54. Astro Dark: 21:09 - 04:16

Total Clouds (% Sky Obscured)

92
92
91
93
81
76
75
77
79
99
100
96
95
95
96
88
81
73
83
92
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
8
17
26
25
24
22
17
11
5
3
2
0
0
0
0
14
22
33
31
29
27

Medium Clouds (% Sky Obscured)

32
64
91
84
70
59
53
43
35
48
58
69
66
64
58
57
54
53
69
85
100
100
100
100

High Clouds (% Sky Obscured)

92
92
91
82
62
48
59
77
79
98
99
96
91
85
80
57
33
11
27
55
96
98
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
8
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
2
5
6
9
12
15
14
18
80
91
95
95
68
43
5
8
14
20
46
60
72

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
9
10
11
13
13
12
11
11
11
9
7
6
5
5
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

19
21
24
26
28
29
30
30
30
30
28
27
25
23
22
20
20
19
18
18
17
17
17
16

Feels Like (°C)

20
22
24
27
27
29
29
29
29
29
27
25
23
23
22
22
21
21
20
17
17
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

78
66
57
49
42
37
35
36
36
41
44
50
59
67
75
85
85
86
86
86
86
87
85
83

Pressure (mb)

1011
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

303
303
304
302
301
302
303
305
303
302
301
302
301
301
302
302
303
304
304
306
307
308
311
313

Thursday 16

Waning Crescent 1%

05:42

18:50

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 OK
00 OK
01 Good
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:57, Set: 19:27, Transit: 12:43. Moon - Rise: 05:42, Set: 18:50. Civil Dark: 19:57 - 05:28. Nautical Dark: 20:32 - 04:52. Astro Dark: 21:10 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
99
98
98
97
97
97
88
81
72
75
37
47
31
15
0
11
22
33
38
44
49

Low Clouds (% Sky Obscured)

19
11
3
2
1
0
12
23
35
43
52
61
41
22
3
3
1
0
0
0
0
3
7
10

Medium Clouds (% Sky Obscured)

98
94
91
82
75
68
58
47
38
30
25
40
44
26
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
91
82
74
76
81
87
86
81
72
75
37
47
31
15
0
3
9
19
27
34
39

ISS Passover

Visibility (miles)

9
9
9
9
7
4
1
4
6
8
6
4
1
4
6
8
8
8
8
8
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

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

Precipitation Probability (%)

65
54
39
49
60
73
85
87
67
45
39
38
31
20
2
3
4
1
3
4
0
8
7
2

Precipitation Amount (mm)

0.2
0
0
0
0.3
0.5
0.7
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
4
3
6
9
12
8
6
8
7
7
7
6
5
4
4
4
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

16
18
19
20
21
21
21
20
19
19
17
14
13
12
13
13
12
12
12
11
11
10
11
11

Feels Like (°C)

14
17
18
18
19
20
20
20
20
19
19
19
20
12
13
13
13
13
13
13
13
12
12
11

Dew Point (°C)

13
14
14
15
16
16
17
16
15
14
13
12
12
11
12
12
11
11
11
10
10
10
9
9

Relative Humidity (%)

82
77
75
71
74
75
77
77
76
75
81
87
95
93
93
92
93
93
93
93
96
96
91
88

Pressure (mb)

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

Ozone (du)

316
316
317
318
320
321
322
329
335
341
338
335
332
332
333
333
334
336
337
336
335
335
335
335

Friday 17

New Moon 0%

06:11

20:10

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 OK
01 Bad

Sun - Rise: 05:56, Set: 19:28, Transit: 12:43. Moon - Rise: 06:11, Set: 20:10. Civil Dark: 19:58 - 05:26. Nautical Dark: 20:34 - 04:50. Astro Dark: 21:12 - 04:12

Total Clouds (% Sky Obscured)

65
80
96
98
99
100
90
81
72
48
27
5
6
7
8
24
38
52

Low Clouds (% Sky Obscured)

13
17
18
19
20
20
11
7
2
1
0
0
0
0
0
2
3
5

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

56
74
89
86
88
100
90
81
72
48
27
5
6
7
2
14
12
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

5
2
0
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
13
13
13
13
14
14
19
19
18
18
18
17
12
12
13
13
13

Dew Point (°C)

9
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9

Relative Humidity (%)

84
78
70
64
60
55
51
55
59
63
69
75
81
80
79
77
77
80

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

335
335
336
336
337
338
340
340
341
341
339
337
334
333
331
329
330
331

Forecast for Boxford, Essex, United States of America (42.66,-70.99)

Generated: 11/04/26 08:00:55. Forecast: 11/04/26 to 17/04/26. Timezone: UTC-4.00