Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waning Gibbous 54%

02:08

11:59

17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 05:15, Set: 20:25, Transit: 12:51. Moon - Rise: 02:08, Set: 11:59. Civil Dark: 21:01 - 04:39. Nautical Dark: 21:47 - 03:53. Astro Dark: 22:43 - 02:56

Total Clouds (% Sky Obscured)

99
100
100
21
98
39
53
98
73
100
100
100
99
100
97
100
100
100
76
41
89
99
100
100

Low Clouds (% Sky Obscured)

0
0
4
5
2
2
23
76
52
1
20
100
91
85
95
100
100
100
38
17
27
92
100
100

Medium Clouds (% Sky Obscured)

5
2
7
7
12
6
13
5
14
2
17
19
47
7
36
12
48
6
6
20
31
23
40
95

High Clouds (% Sky Obscured)

99
100
100
12
98
35
35
93
42
100
100
100
93
99
15
12
77
78
60
16
81
85
98
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
9
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
39
66
73
58
36
5
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

16
12
16
16
13
9
13
11
13
19
23
21
18
24
20
18
18
17
23
45
48
47
36
38

Precipitation Amount (mm)

0.06
0.17
0.16
0.2
0.17
0.12
0.23
0.15
0.25
0.48
0.55
0.26
0.21
0.2
0.14
0.11
0.14
0.13
0.2
0.66
0.6
0.58
0.4
0.28

Wind Speed/Direction (mph)

7
10
11
8
6
6
5
5
5
5
5
4
4
4
5
5
6
8
9
9
10
11
13
14

Chance of Frost

Temperature (°C)

30
27
25
25
25
25
25
25
24
24
23
22
21
21
20
20
20
21
21
21
20
20
18
17

Feels Like (°C)

32
29
26
25
25
25
25
25
25
25
24
23
22
21
21
21
21
21
22
21
21
20
19
17

Dew Point (°C)

20
21
22
21
21
21
21
21
20
20
20
19
19
19
19
20
20
20
20
20
20
19
18
17

Relative Humidity (%)

55
68
82
80
80
79
80
79
79
80
82
83
85
91
93
96
97
96
94
95
96
96
97
97

Pressure (mb)

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

Ozone (du)

331
331
332
332
330
332
333
333
334
333
333
334
336
337
337
339
338
338
337
338
339
336
336
336

Sunday 22

Third Quarter 42%

02:34

13:14

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

Sun - Rise: 05:14, Set: 20:26, Transit: 12:51. Moon - Rise: 02:34, Set: 13:14. Civil Dark: 21:02 - 04:38. Nautical Dark: 21:48 - 03:52. Astro Dark: 22:45 - 02:54

Total Clouds (% Sky Obscured)

94
98
93
88
98
55
30
72
97
95
95
100
100
100
94
57
95
94
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

10
52
32
48
1
1
0
5
7
16
3
0
0
0
0
0
0
0
14
60
91
98
99
88

Medium Clouds (% Sky Obscured)

84
1
0
0
3
0
0
0
0
0
0
0
0
14
45
45
72
61
83
91
95
97
100
100

High Clouds (% Sky Obscured)

59
95
90
80
98
55
30
70
97
94
95
100
100
100
89
21
79
84
89
95
100
100
100
23

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

44
41
16
6
4
3
2
0
0
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.29
0.22
0.05
0.04
0.03
0.01
0.01
0
0
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
13
12
10
9
8
8
8
8
8
7
7
6
7
6
6
5
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
91
89
84
79
76
74
72
70
68
68
68
69
69
70
70
70
68
67
65
62
58
54
51

Pressure (mb)

1011
1012
1014
1015
1016
1017
1018
1020
1020
1020
1021
1022
1023
1024
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

337
339
339
340
341
344
347
347
347
344
345
345
346
346
348
349
350
350
350
350
351
349
348
348

Monday 23

Waning Crescent 32%

02:55

14:25

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

Sun - Rise: 05:13, Set: 20:27, Transit: 12:51. Moon - Rise: 02:55, Set: 14:25. Civil Dark: 21:03 - 04:37. Nautical Dark: 21:50 - 03:50. Astro Dark: 22:47 - 02:52

Total Clouds (% Sky Obscured)

100
100
100
100
83
88
73
73
75
20
1
4
44
72
91
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
23
2
13
16
17
16
16
16
8
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

84
63
84
79
60
88
72
72
74
15
0
0
0
1
2
17
17
17
17
17
17
98
98
98

High Clouds (% Sky Obscured)

100
100
100
100
56
0
0
0
0
0
0
4
44
72
91
99
99
99
99
99
99
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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)

5
4
4
3
3
3
3
3
4
4
5
5
5
5
5
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
52
55
58
59
59
59
58
58
59
59
60
60
62
63
63
61
58
55
52
51
49
46
45

Pressure (mb)

1025
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025

Ozone (du)

348
349
348
347
347
349
350
353
355
353
354
358
361
362
361
363
363
363
363
364
363
362
361
360

Tuesday 24

Waning Crescent 22%

03:14

15:34

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

Sun - Rise: 05:12, Set: 20:28, Transit: 12:51. Moon - Rise: 03:14, Set: 15:34. Civil Dark: 21:04 - 04:36. Nautical Dark: 21:51 - 03:49. Astro Dark: 22:49 - 02:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
0
0
0

Medium Clouds (% Sky Obscured)

98
98
98
100
100
100
100
100
100
29
29
29
29
29
29
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

99
99
99
88
88
88
88
88
88
98
98
98
98
98
98
98
98
98
98
98
98
65
65
65

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
2
4
6
7
7
4
1
0
0
0
0
1
0
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.01
0.04
0.11
0.21
0.26
0.17
0.06
0.01
0
0
0
0
0.01
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
47
51
55
54
53
53
54
56
60
64
67
70
73
75
77
79
80
79
77
73
64
62
65

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023

Ozone (du)

359
357
356
352
352
352
352
351
350
348
346
345
344
343
343
344
343
343
342
341
339
339
338
336

Wednesday 25

Waning Crescent 14%

03:33

16:42

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

Sun - Rise: 05:12, Set: 20:29, Transit: 12:51. Moon - Rise: 03:33, Set: 16:42. Civil Dark: 21:05 - 04:35. Nautical Dark: 21:52 - 03:48. Astro Dark: 22:51 - 02:49

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)

0
0
0
0
0
0
0
0
0
15
15
15
15
15
15
21
21
21
21
21
21
100
100
100

Medium 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

High Clouds (% Sky Obscured)

65
65
65
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
10
10
10
10
10
10
10
10
10

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
1
0
3
4
9
14
36
59
73
76
76
70
56
49
15
17
35
49
44
32
37
64
83

Precipitation Amount (mm)

0.02
0.01
0
0.02
0.02
0.04
0.06
0.19
0.57
1.25
1.17
0.79
0.5
0.34
0.24
0.1
0.12
0.19
0.25
0.19
0.11
0.16
0.68
2.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
18
18
17
16
15
13
13
12
12
12
11
11
11
12
13

Feels Like (°C)

18
18
18
18
18
18
18
18
18
18
18
17
16
15
13
13
12
12
12
11
11
11
12
13

Dew Point (°C)

12
12
13
12
13
13
13
14
14
15
15
14
14
13
13
11
11
11
10
10
11
11
12
12

Relative Humidity (%)

69
70
70
72
72
72
73
76
78
80
82
85
87
91
96
89
90
91
92
95
97
99
98
97

Pressure (mb)

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

Ozone (du)

334
332
330
331
330
330
329
329
330
329
328
328
327
326
325
322
320
318
316
315
315
314
314
315

Thursday 26

Waning Crescent 8%

03:51

No Set

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

Sun - Rise: 05:11, Set: 20:30, Transit: 12:51. Moon - Rise: 03:51, Set: No Set. Civil Dark: 21:06 - 04:35. Nautical Dark: 21:54 - 03:47. Astro Dark: 22:53 - 02:47

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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
77
77
77

Medium Clouds (% Sky Obscured)

100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
96
96
96
96
96
96
98
98
98

High 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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
4
6
10
10
10
10
10
10
10

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

Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

85
85
85
83
80
66
58
53
49
45
42
40
39
40
48
56
60
64
68
69
67
60
42
22

Precipitation Amount (mm)

3.49
3.93
3.71
3.21
2.38
1.47
0.89
0.65
0.54
0.44
0.34
0.25
0.18
0.13
0.13
0.19
0.36
0.65
0.9
0.99
1.01
0.9
0.54
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
16
16
17
17
18
19
19
19
19
19
19
18
18
18
17
17
17
17
17
17
18
19

Feels Like (°C)

14
15
16
16
17
17
18
19
19
19
19
19
19
19
18
18
18
18
18
18
18
18
18
19

Dew Point (°C)

13
13
14
14
14
14
14
14
15
15
15
16
16
17
18
18
17
17
17
17
17
17
18
19

Relative Humidity (%)

95
92
89
85
83
80
78
76
75
76
78
81
85
90
97
100
100
100
100
100
100
100
100
99

Pressure (mb)

1014
1014
1013
1012
1011
1011
1011
1010
1010
1009
1008
1008
1007
1007
1007
1007
1006
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

315
316
318
319
320
321
321
322
322
323
324
324
325
325
325
325
327
330
333
335
337
341
349
358

Friday 27

Waning Crescent 3%

04:12

17:50

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 OK
09 OK
10 OK
11 OK
12 OK
13 Good
14 OK
15 OK
16 Bad

Sun - Rise: 05:10, Set: 20:31, Transit: 12:51. Moon - Rise: 04:12, Set: 17:50. Civil Dark: 21:07 - 04:34. Nautical Dark: 21:55 - 03:46. Astro Dark: 22:55 - 02:46

Total Clouds (% Sky Obscured)

100
100
100
89
89
89
89
89
89
98
98
98
98
98
98
8
8
8
8
8
8
31
31
31

Low Clouds (% Sky Obscured)

77
77
77
28
28
28
28
28
28
59
59
59
59
59
59
7
7
7
7
7
7
11
11
11

Medium Clouds (% Sky Obscured)

98
98
98
67
67
67
67
67
67
96
96
96
96
96
96
4
4
4
4
4
4
25
25
25

High Clouds (% Sky Obscured)

100
100
100
60
60
60
60
60
60
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

14
9
9
9
7
6
5
5
4
4
5
7
15
25
33
34
28
18
10
5
0
0
8
21

Precipitation Amount (mm)

0.09
0.05
0.08
0.12
0.12
0.09
0.07
0.06
0.04
0.04
0.03
0.03
0.05
0.11
0.23
0.3
0.23
0.11
0.04
0.01
0
0
0.01
0.09

Wind Speed/Direction (mph)

9
9
8
8
8
7
7
6
6
6
6
6
7
9
12
14
15
16
16
16
15
15
14
14

Chance of Frost

Temperature (°C)

20
19
19
18
18
18
18
18
18
18
17
16
15
14
14
14
14
14
14
15
16
17
18
18

Feels Like (°C)

20
20
19
18
18
18
18
18
18
18
17
16
15
14
14
14
14
14
14
15
16
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

92
89
85
81
79
76
74
73
73
75
78
83
87
91
94
95
96
96
94
92
87
83
80
81

Pressure (mb)

1004
1004
1005
1005
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008

Ozone (du)

366
371
374
375
372
366
361
360
360
359
356
353
351
349
349
348
346
343
341
340
340
339
339
339

Forecast for Montreal, Montreal, CA (45.50,-73.57)

Generated: 21/05/22 16:30:49. Forecast: 21/05/22 to 27/05/22. Timezone: UTC-4.00