Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 10

Waning Gibbous 95%

21:18

08:50

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

Sun - Rise: 06:08, Set: 20:24, Transit: 13:15. Moon - Rise: 21:18, Set: 08:50. Civil Dark: 20:57 - 05:36. Nautical Dark: 21:37 - 04:55. Astro Dark: 22:23 - 04:10

Total 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

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)

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
0
0

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
12
11
9
7
4
3
3
3
2
2
2
2
2
1
1
2
2
2
2
3
3

Chance of Frost

Temperature (°C)

35
35
34
32
30
28
26
25
24
22
22
21
20
19
19
19
21
24
26
28
30
32
33
34

Feels Like (°C)

35
34
34
32
29
27
26
27
26
25
24
23
23
22
21
22
23
27
29
31
33
34
35
36

Dew Point (°C)

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

Relative Humidity (%)

21
21
24
28
30
31
34
44
52
56
61
65
67
69
70
70
62
54
46
39
33
28
24
22

Pressure (mb)

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

Ozone (du)

295
296
295
296
296
297
300
300
301
300
297
296
297
297
296
295
296
297
298
299
299
299
300
298

Monday 11

Waning Gibbous 88%

21:37

10:07

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

Sun - Rise: 06:09, Set: 20:23, Transit: 13:15. Moon - Rise: 21:37, Set: 10:07. Civil Dark: 20:55 - 05:37. Nautical Dark: 21:36 - 04:57. Astro Dark: 22:21 - 04:12

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
4
40
43
50
41
0
0
0
0
0
0
0
0
0

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)

0
0
0
0
0
0
0
0
0
5
3
34
36
45
38
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
0
0

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

Chance of Frost

Temperature (°C)

35
36
35
33
30
28
26
24
23
23
21
21
20
20
19
19
21
24
26
28
30
31
33
34

Feels Like (°C)

37
37
37
35
33
30
29
28
27
26
25
25
23
23
22
23
25
27
29
32
33
34
36
37

Dew Point (°C)

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

Relative Humidity (%)

22
22
24
26
33
39
46
51
55
58
60
63
64
67
68
67
60
52
46
41
35
32
30
28

Pressure (mb)

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

Ozone (du)

296
295
294
293
292
292
292
292
292
293
291
291
291
291
291
293
294
295
296
296
295
294
294
293

Tuesday 12

Waning Gibbous 80%

21:55

11:25

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

Sun - Rise: 06:10, Set: 20:21, Transit: 13:15. Moon - Rise: 21:55, Set: 11:25. Civil Dark: 20:53 - 05:38. Nautical Dark: 21:34 - 04:58. Astro Dark: 22:18 - 04:14

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
34
25
30
33
30
31
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
34
25
30
33
29
31
25

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
0
0

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)

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

Chance of Frost

Temperature (°C)

36
36
35
33
29
26
24
23
22
21
20
19
18
17
16
17
19
21
22
24
25
27
29
28

Feels Like (°C)

38
38
36
33
30
28
26
25
24
23
22
22
20
20
19
20
22
24
24
26
27
28
29
29

Dew Point (°C)

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

Relative Humidity (%)

27
25
25
30
36
44
51
55
60
64
69
71
73
75
77
75
70
63
56
50
46
44
42
40

Pressure (mb)

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

Ozone (du)

290
288
288
287
289
290
290
290
290
290
290
291
291
291
291
291
290
290
291
291
292
293
295
296

Wednesday 13

Waning Gibbous 69%

22:16

12:46

16 Good
17 Good
18 Good
19 Good
20 OK
21 OK
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

Sun - Rise: 06:12, Set: 20:20, Transit: 13:15. Moon - Rise: 22:16, Set: 12:46. Civil Dark: 20:52 - 05:40. Nautical Dark: 21:32 - 05:00. Astro Dark: 22:16 - 04:16

Total Clouds (% Sky Obscured)

5
5
8
11
26
43
60
65
63
60
63
83
95
97
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
2
2
3
5
7
9
13
18
22
26
29
28
34
29
38
74
92
91
93
95
96
93
91

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
23
40
38
31
29
71
96
34
77
94
36
49
52
52
73
70

High Clouds (% Sky Obscured)

0
3
5
7
26
43
60
65
63
60
56
38
26
34
45
52
60
73
75
68
41
29
31
38

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
1
0
0
4
6
10
12
12
11
12
12
5
9
15
21
23
23

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)

8
11
13
12
11
8
7
5
4
3
2
1
1
1
1
1
2
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

28
27
26
24
21
20
19
18
18
18
17
17
17
17
17
17
18
19
19
20
20
21
21
21

Feels Like (°C)

28
26
24
22
21
21
20
19
19
19
19
19
18
17
17
17
17
18
18
19
20
20
20
21

Dew Point (°C)

12
10
10
11
12
13
12
11
11
12
12
13
13
13
13
13
12
12
12
13
12
12
12
13

Relative Humidity (%)

36
34
37
46
56
61
61
62
64
67
72
73
74
76
76
74
70
64
63
63
60
58
58
59

Pressure (mb)

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

Ozone (du)

296
296
298
300
304
307
308
312
312
310
309
307
304
302
302
301
299
298
300
297
297
296
295
296

Thursday 14

Waning Gibbous 58%

22:40

14:07

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

Sun - Rise: 06:13, Set: 20:18, Transit: 13:15. Moon - Rise: 22:40, Set: 14:07. Civil Dark: 20:50 - 05:41. Nautical Dark: 21:30 - 05:01. Astro Dark: 22:14 - 04:18

Total Clouds (% Sky Obscured)

98
97
96
95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
76
61
69
61
61
74
79
86
89
91
91
91
89
89
88
89
91
93
87
79
71
67
66

Medium Clouds (% Sky Obscured)

61
73
57
67
45
33
31
84
92
100
100
100
98
98
97
97
97
96
94
94
96
98
96
93

High Clouds (% Sky Obscured)

24
43
67
80
86
93
100
100
100
100
100
100
100
91
80
70
78
86
92
87
69
30
26
40

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 (%)

23
23
24
25
23
18
8
15
12
11
17
25
49
54
45
31
31
28
18
24
24
20
26
25

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)

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

Chance of Frost

Temperature (°C)

21
21
21
20
20
19
19
18
18
18
18
18
18
18
18
18
19
20
21
21
22
23
24
23

Feels Like (°C)

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

Dew Point (°C)

13
12
12
12
12
12
12
12
12
13
14
15
15
15
15
16
16
17
17
18
18
18
18
17

Relative Humidity (%)

59
58
58
59
60
61
65
66
69
73
78
81
80
81
82
83
86
82
81
79
76
73
71
69

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

296
296
296
296
297
297
298
299
300
301
302
302
301
299
299
299
299
298
297
296
296
296
297
297

Friday 15

Third Quarter 46%

23:09

15:28

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

Sun - Rise: 06:14, Set: 20:16, Transit: 13:14. Moon - Rise: 23:09, Set: 15:28. Civil Dark: 20:48 - 05:42. Nautical Dark: 21:28 - 05:03. Astro Dark: 22:11 - 04:20

Total Clouds (% Sky Obscured)

100
100
100
99
97
95
93
97
98
100
100
100
100
100
100
100
96
93
89
91
95
98
98
99

Low Clouds (% Sky Obscured)

63
62
61
61
65
66
69
70
76
83
90
95
100
100
100
100
93
84
77
74
69
66
66
66

Medium Clouds (% Sky Obscured)

91
77
64
50
42
32
21
29
42
47
52
53
53
53
58
62
65
69
83
91
95
98
95
92

High Clouds (% Sky Obscured)

52
66
78
89
67
49
40
56
57
77
81
81
72
45
38
39
39
36
32
30
27
25
52
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4

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

Precipitation Probability (%)

17
28
35
38
57
68
73
95
95
95
95
95
95
88
63
25
27
29
31
68
88
95
95
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
1
1.3
1.3
1.1
0.8
0.5
0.2
0
0
0
0
0.3
0.6
0.9
0.7
0.6

Wind Speed/Direction (mph)

5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
5
5
4
4
5
4

Chance of Frost

Temperature (°C)

23
23
22
22
21
20
20
19
18
18
18
18
18
18
18
18
18
18
19
20
21
22
24
24

Feels Like (°C)

22
21
23
23
23
22
22
21
19
19
19
18
19
19
19
19
19
19
19
19
23
24
26
26

Dew Point (°C)

17
16
16
17
17
16
16
16
16
16
15
15
16
16
16
16
16
16
16
15
18
20
23
23

Relative Humidity (%)

67
65
68
73
76
77
80
82
83
85
86
86
89
90
89
89
90
83
78
74
81
88
95
95

Pressure (mb)

1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014
1014

Ozone (du)

297
297
297
297
298
298
298
298
298
298
298
299
299
299
299
300
300
300
300
301
300
300
300
302

Saturday 16

Waning Crescent 34%

23:48

No Set

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 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 Bad

Sun - Rise: 06:15, Set: 20:15, Transit: 13:14. Moon - Rise: 23:48, Set: No Set. Civil Dark: 20:47 - 05:44. Nautical Dark: 21:26 - 05:04. Astro Dark: 22:09 - 04:21

Total Clouds (% Sky Obscured)

100
95
92
90
94
98
100
93
87
81
61
42
20
21
20
19
30
40
48

Low Clouds (% Sky Obscured)

70
71
72
79
88
94
99
92
85
77
55
31
9
11
9
6
9
14
20

Medium Clouds (% Sky Obscured)

89
63
33
3
2
1
0
0
0
0
1
4
10
9
8
4
8
13
19

High Clouds (% Sky Obscured)

75
57
36
16
29
46
60
55
50
45
37
19
1
2
1
1
6
8
11

ISS Passover

Visibility (miles)

7
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

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

Precipitation Probability (%)

73
56
40
18
23
25
24
27
28
26
25
23
17
15
11
3
6
6
3

Precipitation Amount (mm)

0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
4
4
3
2
3
3
3
3
3
2
2
2
2
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
24
24
25
24
23
23
22
21
21
21
20
20
21
19
19
19
19
18

Dew Point (°C)

23
23
22
22
22
21
20
19
19
18
17
17
16
16
15
15
14
13
13

Relative Humidity (%)

94
95
94
95
95
94
94
93
92
92
89
90
92
93
90
89
86
76
65

Pressure (mb)

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

Ozone (du)

305
308
309
310
312
312
313
314
313
313
313
313
312
312
312
312
312
310
308

Forecast for West Portland, Multnomah, United States of America (45.46,-122.72)

Generated: 10/08/25 16:10:53. Forecast: 10/08/25 to 16/08/25. Timezone: UTC-7.00