Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 17

Waxing Crescent 2%

06:44

22:32

07 Good
08 Good
09 Good
10 Bad
11 OK
12 Bad
13 Bad
14 OK
15 OK
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

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)

0
0
1
74
42
58
99
39
25
100
100
96
94
100
100
98
99
90
92
100
100
96
98
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
58
74
68
70
76
63
59
52

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
41
65
75
100
100
97
95
82
77
89
87
74
59
53

High Clouds (% Sky Obscured)

0
0
1
74
42
58
95
39
25
100
100
96
94
98
100
95
90
85
72
89
84
93
97
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
0
0

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
6
40
53
85
55
84
95
61
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.3
0.5
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
12
14
17
19
20
21
22
22
22
22
21
19
18
16
16
16
15
15
15
15
14
14
15

Feels Like (°C)

9
12
14
18
18
20
20
20
20
20
20
20
18
17
15
14
14
14
14
13
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

90
87
78
58
47
41
37
35
36
38
44
51
67
68
69
68
65
74
85
93
98
98
100
98

Pressure (mb)

1015
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

352
350
346
346
347
347
346
346
345
344
344
343
341
338
337
332
325
321
319
320
321
322
325
324

Monday 18

Waxing Crescent 6%

No Rise

23:42

07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
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

Sun - Rise: 05:43, Set: 20:44, Transit: 13:14. Moon - Rise: No Rise, 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)

92
87
77
70
23
21
60
63
31
36
84
58
73
100
100
100
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

70
57
33
27
3
3
26
46
26
4
20
0
28
68
48
29
21
57
41
57
65
74
80
93

Medium Clouds (% Sky Obscured)

32
27
24
42
2
1
18
0
0
0
0
10
23
39
53
45
34
71
53
53
45
52
59
98

High Clouds (% Sky Obscured)

67
50
77
70
7
21
54
63
24
34
84
58
73
100
100
50
100
100
100
100
99
100
97
100

ISS Passover

Visibility (miles)

0
0
0
4
9
9
9
9
9
9
9
5
8
8
9
9
9
9
9
9
9
9
6
3

Fog (%)

0
10
2
1
0
0
0
0
0
0
0
0
0
0
0
24
61
46
1
1
0
48
61
27

Precipitation Type

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
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
0
0
0
0
0
3
0
0
2
44
64
85
88
82
52
56
62
68
92
95
95
95
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.7
0.4
0.6
0
0
0
0
0.4
0.3
0.9
1.5
0.4

Wind Speed/Direction (mph)

10
10
10
9
9
10
12
14
14
14
13
12
10
8
5
5
4
4
3
3
4
4
4
6

Chance of Frost

Temperature (°C)

15
16
17
19
22
25
27
29
30
30
30
28
27
25
21
19
18
18
18
18
18
18
18
19

Feels Like (°C)

14
14
16
19
21
25
27
27
28
29
30
28
27
26
23
19
19
19
19
19
18
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
95
85
66
56
45
44
49
54
67
82
87
91
93
96
96
96
96
98
98
98
100

Pressure (mb)

1017
1017
1017
1016
1016
1015
1014
1013
1013
1012
1012
1012
1013
1013
1014
1015
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

324
325
324
322
321
322
323
323
324
325
324
323
321
321
324
323
323
328
325
325
325
325
323
322

Tuesday 19

Waxing Crescent 13%

07:53

00:36

07 Bad
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

Sun - Rise: 05:42, Set: 20:45, Transit: 13:14. Moon - Rise: 07:53, 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)

99
63
39
96
73
98
76
73
86
77
96
73
89
97
86
86
100
93
99
95
90
83
86
84

Low Clouds (% Sky Obscured)

86
63
39
56
49
77
51
47
42
53
62
41
29
44
71
81
100
93
86
81
71
68
78
80

Medium Clouds (% Sky Obscured)

68
25
31
48
31
78
26
15
19
29
78
39
66
55
60
57
24
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

97
38
34
78
69
68
36
32
46
77
73
73
22
63
30
20
5
24
93
86
78
26
19
12

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
20
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Ice pellet
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

71
46
45
63
50
37
22
28
70
95
95
95
95
95
89
48
32
14
14
1
0
0
0
0

Precipitation Amount (mm)

0.4
0.3
0.2
0.4
0.3
0
0
0
0.3
0.9
1.4
2
1.3
1.4
0.7
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
10
12
11
11
15
15
15
14
11
9
8
8
11
11
12
11
11
11
11
12
12

Chance of Frost

Temperature (°C)

19
19
20
21
22
23
25
27
28
28
25
22
22
22
21
21
21
18
13
11
10
9
7
7

Feels Like (°C)

19
20
21
21
21
23
25
26
27
28
25
22
23
23
22
20
19
16
10
8
6
5
3
3

Dew Point (°C)

19
18
18
15
15
15
20
19
19
23
22
21
21
21
21
20
20
17
13
11
9
8
6
6

Relative Humidity (%)

98
95
88
68
63
57
73
61
57
73
83
89
92
96
98
96
98
96
96
96
95
95
91
90

Pressure (mb)

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

Ozone (du)

323
320
320
316
314
314
314
312
311
313
312
314
315
315
315
317
316
317
318
322
326
327
326
327

Wednesday 20

Waxing Crescent 23%

09:11

01:16

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

Sun - Rise: 05:41, Set: 20:46, Transit: 13:14. Moon - Rise: 09:11, 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)

81
85
87
99
93
88
57
45
41
33
29
24
19
22
24
25
18
10
2
7
6
6
28
42

Low Clouds (% Sky Obscured)

81
85
85
93
90
74
44
45
41
33
29
24
19
22
24
25
18
9
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
1
3
22

High Clouds (% Sky Obscured)

2
2
1
10
5
5
1
0
0
0
0
0
0
0
0
0
1
1
2
4
3
2
11
1

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
1
1
0
0
1
1
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)

13
13
14
14
14
12
13
14
13
14
13
12
11
9
8
6
5
4
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

7
7
7
7
7
8
9
9
9
10
9
9
8
7
6
5
5
5
4
4
4
3
2
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
78
72
69
66
61
49
43
42
40
41
43
50
57
65
72
80
85
80
77
77
77
76
77

Pressure (mb)

1016
1017
1018
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1023
1024
1025
1025
1026
1027
1027
1028
1029
1029
1029

Ozone (du)

327
329
329
331
332
333
332
334
337
339
336
335
337
340
341
344
346
346
346
347
347
345
346
347

Thursday 21

Waxing Crescent 34%

10:32

01:46

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

39
47
31
9
8
10
11
12
50
47
27
5
8
16
23
38
45
47
49
48
48
45
58
80

Low Clouds (% Sky Obscured)

0
3
6
8
8
10
11
10
6
2
1
1
0
0
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

9
28
0
0
0
0
0
0
0
0
0
0
0
2
4
6
7
7
8
25
40
45
58
80

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
15
20
20
3
7
13
19
19
7
9
12
14
16
18
16
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
3
5
8
9
11
12
13
10
9
8
9
8
8
8
8
7
7
7
3
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

66
52
45
38
32
28
25
25
24
26
29
36
47
62
63
66
70
74
76
82
78
72
68
64

Pressure (mb)

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

Ozone (du)

350
358
365
370
369
369
369
365
362
360
356
354
352
351
350
350
349
348
347
346
345
343
342
343

Friday 22

Waxing Crescent 45%

11:50

02:10

07 Bad
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

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)

99
100
100
100
96
92
87
92
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
10
20
27
31
36
40
48
57
70
70
65
60
55
55
55
55
50
50
50
45
40
30
25

Medium Clouds (% Sky Obscured)

99
93
89
85
89
90
87
90
89
87
83
77
68
62
57
53
38
24
9
24
37
51
51
49

High Clouds (% Sky Obscured)

22
48
74
100
68
37
15
49
77
95
85
76
67
71
68
68
49
40
70
38
50
53
62
74

ISS Passover

Visibility (miles)

9
9
9
9
9
7
5
3
3
4
5
4
3
2
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
22
38
53
80
95
95
95
95
84
76
66
42
25
16
1
6
7
2
5
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.6
0.9
0.8
0.7
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
8
9
9
10
11
10
9
9
8
7
7
6
5
5
5
5
5
6
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
6
6
7
8
10
11
10
11
11
10
11
10
9
8
8
8
7
7
7
8
8
8

Dew Point (°C)

-0
-1
1
2
3
7
10
13
13
14
14
14
13
12
11
11
10
9
9
9
9
9
9
9

Relative Humidity (%)

59
54
54
52
52
63
76
93
95
96
98
98
98
98
98
98
98
98
98
98
98
98
96
96

Pressure (mb)

1026
1026
1025
1024
1023
1022
1021
1020
1020
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

344
345
345
345
345
344
343
342
344
347
350
356
362
369
367
366
365
361
357
353
353
354
354
355

Saturday 23

First Quarter 56%

13:05

02:29

07 Bad
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

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
98
96
95
95
94
93
92
90
89
92
96
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

20
28
35
34
38
42
45
56
73
89
92
96
100
100
99
99
90
82
73

Medium Clouds (% Sky Obscured)

46
47
48
48
40
29
26
32
39
45
49
52
52
54
77
99
97
96
94

High Clouds (% Sky Obscured)

80
63
34
16
28
44
63
69
76
79
83
89
87
92
96
100
98
96
90

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

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

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)

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

Chance of Frost

Temperature (°C)

10
11
12
13
15
16
17
18
17
17
16
15
14
12
12
11
11
10
10

Feels Like (°C)

8
8
9
10
9
10
10
11
16
16
15
16
16
16
10
9
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

95
95
81
71
61
56
51
46
49
52
54
59
65
71
73
76
77
81
83

Pressure (mb)

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

Ozone (du)

356
357
354
351
348
347
347
346
346
346
346
345
344
344
346
349
352
352
352

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

Generated: 17/05/26 06:29:03. Forecast: 17/05/26 to 23/05/26. Timezone: UTC-4.00