Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 17

Waxing Crescent 2%

06:44

22:32

10 Good
11 OK
12 OK
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: 05:44, Set: 20:43, Transit: 13:14. Moon - Rise: 06:44, Set: 22:32. Civil Dark: 21:17 - 05:10. Nautical Dark: 22:01 - 04:25. Astro Dark: 22:54 - 03:32

Total Clouds (% Sky Obscured)

12
45
22
56
100
100
100
100
100
100
100
92
98
93
100
95
100
100
100
99
96
89
76
76

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
43
48
58
54
54
61
75
76
77
54
38
22

Medium Clouds (% Sky Obscured)

0
0
0
2
43
37
57
31
89
100
100
92
95
88
84
83
80
89
78
85
86
35
18
26

High Clouds (% Sky Obscured)

11
23
22
56
100
100
100
100
100
100
99
84
81
80
100
95
100
100
100
99
13
47
2
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
3
2
4
5
6
5
1
0
0
0
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
9
25
24
73
95
95
95
95
95
95
95
79
26
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
1.3
2.1
1
0.7
1.5
1.2
0.6
0.6
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
5
5
5
5
3
1
2
3
4
5
5
8
9
9
10
12
10
9
8
7

Chance of Frost

Temperature (°C)

16
18
19
20
22
23
23
22
22
20
18
17
16
15
15
14
14
14
14
15
15
16
17
19

Feels Like (°C)

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

Dew Point (°C)

7
6
6
6
7
7
7
8
9
12
12
11
11
13
14
14
14
14
14
14
15
16
17
18

Relative Humidity (%)

56
46
40
38
36
36
37
39
44
61
69
69
72
87
96
96
98
98
98
98
98
98
100
98

Pressure (mb)

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

Ozone (du)

347
348
347
345
343
342
343
343
339
337
336
334
331
326
323
320
317
316
316
318
320
320
320
320

Monday 18

Waxing Crescent 6%

07:53

23:42

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
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: 05:43, Set: 20:44, Transit: 13:14. Moon - Rise: 07:53, Set: 23:42. Civil Dark: 21:18 - 05:09. Nautical Dark: 22:03 - 04:24. Astro Dark: 22:56 - 03:30

Total Clouds (% Sky Obscured)

65
56
63
64
61
30
24
94
64
81
100
100
100
100
88
98
100
100
100
100
100
100
97
48

Low Clouds (% Sky Obscured)

14
12
26
28
36
30
20
0
40
47
8
3
25
63
69
57
67
82
90
94
87
97
75
48

Medium Clouds (% Sky Obscured)

26
2
3
0
18
3
17
22
19
48
34
24
67
77
49
67
82
26
70
66
72
62
35
35

High Clouds (% Sky Obscured)

31
56
63
64
61
6
2
94
29
60
100
100
100
100
46
87
50
100
100
100
100
100
34
38

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
66
66
23
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
1
2
0
0
0
4
33
26
73
36
95
95
89
95
95
95
95
95
95
89
95
90
89

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0
0.6
1
0.3
0.8
0.4
0.7
0.4
0.9
0.9
0.5
0.8
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
26
27
29
29
29
30
29
27
22
21
19
18
18
18
18
18
18
18
18
18
19
20

Feels Like (°C)

21
24
25
26
27
28
30
31
29
29
23
21
20
19
19
19
19
19
18
19
19
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

92
72
60
56
54
52
54
57
62
66
72
75
92
98
100
96
98
98
100
98
98
100
96
92

Pressure (mb)

1015
1015
1014
1013
1013
1013
1012
1012
1012
1012
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

319
319
318
318
321
321
323
324
325
325
322
319
321
323
323
325
323
321
323
324
323
321
320
318

Tuesday 19

Waxing Crescent 13%

09:11

00:36

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: 05:42, Set: 20:45, Transit: 13:14. Moon - Rise: 09:11, Set: 00:36. Civil Dark: 21:20 - 05:07. Nautical Dark: 22:04 - 04:23. Astro Dark: 22:58 - 03:29

Total Clouds (% Sky Obscured)

81
99
91
98
66
71
92
100
99
58
80
81
93
97
98
100
100
98
99
97
90
84
99
95

Low Clouds (% Sky Obscured)

60
91
83
57
50
71
54
66
67
58
70
58
81
93
95
100
99
97
95
87
84
80
77
77

Medium Clouds (% Sky Obscured)

21
81
69
68
27
34
44
84
53
38
34
24
83
35
15
31
29
31
29
0
0
0
0
0

High Clouds (% Sky Obscured)

71
27
7
39
27
15
86
38
35
42
56
69
25
30
17
10
13
17
67
28
23
9
61
62

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
4
5
9
9
9
0
0
0
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
11
2
2
2
2
2
2
2
2

Precipitation Type

Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

77
49
48
52
58
62
95
95
95
95
95
95
70
28
8
10
4
2
0
0
0
0
2
2

Precipitation Amount (mm)

0.4
0
0
0
0
0
1.1
1.8
1.1
2.9
2.2
1.2
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
23
24
25
26
27
24
23
22
21
20
20
20
19
17
15
13
11
9
7
7
7
7

Feels Like (°C)

22
21
22
23
24
26
27
24
21
20
21
21
20
19
18
15
12
9
7
5
4
3
3
2

Dew Point (°C)

16
14
16
17
19
20
22
21
22
21
20
20
20
20
19
16
14
12
10
8
6
4
3
2

Relative Humidity (%)

72
59
64
65
70
71
75
80
94
96
95
96
98
98
98
95
93
93
93
91
90
85
74
69

Pressure (mb)

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

Ozone (du)

314
312
313
315
313
312
310
308
308
311
312
314
313
314
317
319
319
318
322
326
329
330
329
331

Wednesday 20

Waxing Crescent 23%

No Rise

01:16

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 OK
02 OK
03 Good
04 Good
05 Good
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 05:41, Set: 20:46, Transit: 13:14. Moon - Rise: No Rise, Set: 01:16. Civil Dark: 21:21 - 05:06. Nautical Dark: 22:06 - 04:21. Astro Dark: 23:00 - 03:27

Total Clouds (% Sky Obscured)

99
97
93
54
54
52
50
59
63
67
66
70
70
62
50
38
41
15
5
10
24
48
28
29

Low Clouds (% Sky Obscured)

78
86
67
50
46
44
43
44
42
44
49
52
58
41
19
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
2
2
0
0
0
6
24
17
18
20

High Clouds (% Sky Obscured)

93
78
48
0
0
0
0
32
63
67
66
70
70
62
49
35
41
15
5
4
2
25
7
7

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
59
46
39
37
37
38
41
49
59
65
72
78
79
80
78
75
76
76
77
67
53
43

Pressure (mb)

1018
1019
1019
1019
1020
1020
1020
1021
1021
1022
1023
1024
1025
1025
1026
1026
1027
1027
1028
1028
1029
1030
1030
1030

Ozone (du)

333
333
334
335
337
335
334
334
334
333
333
335
340
344
344
345
346
345
346
347
349
351
357
362

Thursday 21

Waxing Crescent 34%

10:32

01:46

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

Sun - Rise: 05:41, Set: 20:47, Transit: 13:14. Moon - Rise: 10:32, Set: 01:46. Civil Dark: 21:22 - 05:05. Nautical Dark: 22:07 - 04:20. Astro Dark: 23:02 - 03:25

Total Clouds (% Sky Obscured)

14
10
5
1
3
4
20
18
15
6
26
69
78
92
96
100
35
44
52
76
88
100
100
100

Low 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

Medium Clouds (% Sky Obscured)

14
10
5
0
0
0
0
0
0
0
0
2
2
2
3
37
35
44
52
74
87
100
97
94

High Clouds (% Sky Obscured)

0
0
1
1
1
1
2
2
2
0
26
61
78
92
96
100
14
16
17
20
19
22
50
75

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
8
9
11
13
13
14
13
11
11
11
10
7
6
5
5
4
2
2
1
2
2
2
6

Dew Point (°C)

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

Relative Humidity (%)

37
32
30
28
28
27
27
29
34
48
65
70
72
77
87
91
87
76
70
63
61
61
59
59

Pressure (mb)

1030
1029
1029
1028
1028
1027
1027
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025

Ozone (du)

367
370
370
370
365
363
358
356
354
354
352
350
350
350
350
349
347
345
344
342
342
341
341
339

Friday 22

Waxing Crescent 45%

11:50

02:10

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: 05:40, Set: 20:48, Transit: 13:14. Moon - Rise: 11:50, Set: 02:10. Civil Dark: 21:23 - 05:04. Nautical Dark: 22:09 - 04:19. Astro Dark: 23:04 - 03:23

Total Clouds (% Sky Obscured)

100
97
93
90
93
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
5
11
18
40
57
80
75
70
70
55
55
50
50
50
50
45
40
35
30
25
20
24
28

Medium Clouds (% Sky Obscured)

91
91
93
90
92
91
88
87
82
79
68
63
58
41
25
8
24
37
51
51
49
49
54
59

High Clouds (% Sky Obscured)

100
72
50
55
73
88
100
100
100
100
94
89
78
53
41
25
20
21
26
45
65
75
71
62

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
4
5
6
7
8
9
9
8
6
5
3
2
0
0
0
0
3

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

0
4
6
8
60
84
95
95
93
85
81
71
49
36
21
0
4
4
1
6
6
1
8
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
9
9
10
14
16
17
16
15
14
12
10
9
9
8
8
8
8
9
9
9
10
10

Dew Point (°C)

4
6
8
9
11
13
15
17
17
16
15
14
12
10
10
10
9
9
9
9
10
10
11
11

Relative Humidity (%)

59
59
63
68
73
81
89
98
100
98
98
98
98
98
98
100
98
98
98
98
98
98
98
93

Pressure (mb)

1024
1023
1022
1022
1021
1020
1019
1018
1018
1018
1017
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020

Ozone (du)

337
335
335
335
336
334
333
332
335
337
340
346
351
357
357
357
358
357
357
357
357
358
359
357

Saturday 23

First Quarter 56%

13:05

02:29

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: 05:39, Set: 20:49, Transit: 13:14. Moon - Rise: 13:05, Set: 02:29. Civil Dark: 21:24 - 05:04. Nautical Dark: 22:10 - 04:18. Astro Dark: 23:06 - 03:22

Total Clouds (% Sky Obscured)

100
100
100
100
97
92
86
77
65
56
58
67
79
88
94
100
86
75
70
78
89
100

Low Clouds (% Sky Obscured)

32
29
31
28
55
73
86
77
65
56
58
67
79
76
66
55
41
45
50
46
51
56

Medium Clouds (% Sky Obscured)

64
58
52
49
61
60
60
60
60
55
51
42
45
56
65
76
64
54
53
69
83
93

High Clouds (% Sky Obscured)

72
78
96
96
96
92
86
77
65
56
47
48
66
77
89
100
70
43
15
12
10
7

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

8
9
9
4
5
3
1
7
8
3
7
7
4
5
4
3
3
2
0
2
2
1

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)

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

Chance of Frost

Temperature (°C)

13
14
15
15
16
16
17
17
16
14
13
12
11
10
10
9
9
9
9
8
10
11

Feels Like (°C)

10
10
11
11
12
15
14
14
15
16
17
13
13
13
12
11
11
7
7
8
7
7

Dew Point (°C)

11
11
11
11
10
10
9
8
8
8
9
8
8
8
8
8
8
7
7
7
7
7

Relative Humidity (%)

86
82
76
73
68
64
59
55
60
67
74
77
80
84
87
88
91
91
91
93
85
77

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020

Ozone (du)

354
351
351
352
352
354
355
357
357
357
357
356
355
354
358
362
366
372
378
384
385
386

Forecast for Glen Echo, Canada (44.94,-79.51)

Generated: 17/05/26 10:16:53. Forecast: 17/05/26 to 23/05/26. Timezone: UTC-4.00