Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 32%

11:29

22:36

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:50, Set: 16:33, Transit: 12:12. Moon - Rise: 11:29, Set: 22:36. Civil Dark: 17:07 - 07:16. Nautical Dark: 17:45 - 06:38. Astro Dark: 18:21 - 06:02

Total Clouds (% Sky Obscured)

61
70
76
76
60
77
55
100
99
100
100
100
100
100
100
92
62
96
72
74
98
91
70
100

Low Clouds (% Sky Obscured)

50
41
29
18
35
57
36
30
27
31
22
4
23
38
43
44
30
51
57
61
89
67
60
93

Medium Clouds (% Sky Obscured)

61
70
64
31
40
56
55
100
63
91
100
100
100
100
100
77
35
86
65
60
43
67
21
100

High Clouds (% Sky Obscured)

61
45
10
56
60
53
53
98
99
98
100
100
100
100
67
2
14
29
0
0
2
0
0
0

ISS Passover

Visibility (miles)

4
9
9
9
9
3
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
2
1
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
28
79
46
3
0
0
0
2
9
24
31
46
35
11
11
30
33
32
32
57
95

Precipitation Amount (mm)

0
0
0
0
0.9
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
96
98
96
98
98
96
96
96
96
96
96
94
96
96
96
93
91
86
84
85

Pressure (mb)

1002
1003
1004
1004
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003
1004
1005
1006
1006
1007
1008
1008
1008
1008
1007

Ozone (du)

401
409
410
405
402
402
403
402
403
401
395
397
397
397
397
402
413
412
412
407
412
411
411
407

Friday 26

Waxing Crescent 42%

11:47

23:48

14 Bad
15 Bad
16 Bad
17 OK
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

Sun - Rise: 07:50, Set: 16:34, Transit: 12:12. Moon - Rise: 11:47, Set: 23:48. Civil Dark: 17:08 - 07:16. Nautical Dark: 17:45 - 06:38. Astro Dark: 18:21 - 06:02

Total Clouds (% Sky Obscured)

96
93
75
34
69
99
83
100
94
95
78
91
91
95
76
99
98
100
90
87
98
80
96
73

Low Clouds (% Sky Obscured)

93
81
46
20
52
97
68
85
81
66
69
88
66
91
74
96
84
90
89
85
91
56
86
67

Medium Clouds (% Sky Obscured)

89
89
17
29
35
48
19
50
55
48
27
44
41
48
41
60
60
55
37
28
52
55
37
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
2
2
1
6
4
0
0
0
0
1
1
2
25
8

ISS Passover

Visibility (miles)

3
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

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

Precipitation Probability (%)

95
72
37
21
34
47
62
52
66
61
40
43
31
39
38
32
23
27
25
28
25
29
33
25

Precipitation Amount (mm)

1.2
0
0
0
0
0
0.2
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
85
83
88
88
88
89
89
89
83
85
83
86
86
89
91
89
91
88
83
78
71
67

Pressure (mb)

1008
1009
1010
1010
1011
1011
1012
1013
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1026
1026

Ozone (du)

402
398
389
384
383
378
378
379
377
376
374
376
375
371
378
377
376
376
376
377
374
371
368
366

Saturday 27

First Quarter 53%

12:07

01:03

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:50, Set: 16:34, Transit: 12:13. Moon - Rise: 12:07, Set: 01:03. Civil Dark: 17:08 - 07:16. Nautical Dark: 17:46 - 06:38. Astro Dark: 18:22 - 06:02

Total Clouds (% Sky Obscured)

63
85
97
98
100
100
100
100
100
99
96
80
94
91
80
85
87
85
87
87
83
73
64
71

Low Clouds (% Sky Obscured)

35
75
69
71
39
35
23
71
92
77
74
44
90
90
80
85
87
85
83
62
38
26
36
39

Medium Clouds (% Sky Obscured)

50
21
2
77
58
94
100
100
100
94
68
27
27
10
0
0
0
0
0
0
0
0
2
6

High Clouds (% Sky Obscured)

0
8
92
82
100
100
100
100
100
53
85
32
20
25
25
25
14
25
26
59
58
44
26
31

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
27
27
27
27
27
27
27
27
27
27

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 (%)

30
24
15
10
16
19
7
4
6
4
3
2
1
1
1
1
1
0
0
0
0
1
1
3

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
3
2
2
2
2
2
2
2
1
1
2
1
1
1
2
2
1
1
1
1
1
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-0
1
1
1
2
2
2
1
1
0
1
0
-1
-1
-2
-2
-2
-2
-2
0
0
1
2

Relative Humidity (%)

61
63
70
75
82
85
88
88
86
88
88
91
91
89
88
88
87
89
89
84
82
76
74
71

Pressure (mb)

1027
1027
1028
1028
1029
1030
1030
1031
1031
1032
1032
1032
1033
1034
1034
1034
1034
1035
1035
1035
1035
1035
1035
1034

Ozone (du)

365
362
360
358
355
351
350
352
350
353
352
343
341
337
333
330
327
324
322
320
318
318
317
315

Sunday 28

Waxing Gibbous 65%

12:30

02:21

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:50, Set: 16:35, Transit: 12:13. Moon - Rise: 12:30, Set: 02:21. Civil Dark: 17:09 - 07:16. Nautical Dark: 17:47 - 06:39. Astro Dark: 18:23 - 06:03

Total Clouds (% Sky Obscured)

81
91
87
86
84
89
89
95
81
95
94
97
98
99
100
100
100
83
68
53
57
56
55
69

Low Clouds (% Sky Obscured)

54
71
47
16
17
20
14
15
17
14
16
17
19
15
17
17
17
12
8
3
0
0
0
0

Medium Clouds (% Sky Obscured)

12
14
18
17
25
23
22
29
33
24
21
15
12
9
9
11
15
11
9
7
11
18
24
19

High Clouds (% Sky Obscured)

32
41
39
41
39
41
40
45
45
72
84
89
93
98
99
99
100
82
63
40
40
23
27
50

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 (%)

27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27

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
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
4
3
3
2
2
2
3
3
3
3
3
2
3
3
3
2
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

7
7
6
5
4
4
3
3
3
3
2
2
2
1
1
1
1
0
1
3
4
6
7
9

Feels Like (°C)

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

Dew Point (°C)

2
2
2
1
1
1
1
2
2
1
1
1
0
0
-0
-1
-1
-1
-1
0
0
1
2
2

Relative Humidity (%)

71
72
74
78
80
83
85
88
89
89
91
91
91
91
91
89
89
89
88
83
75
70
67
63

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1034
1034
1033
1033
1032

Ozone (du)

314
312
311
309
306
304
303
303
302
301
301
301
301
302
301
301
303
303
302
302
302
302
303
305

Monday 29

Waxing Gibbous 76%

13:00

03:43

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:50, Set: 16:36, Transit: 12:14. Moon - Rise: 13:00, Set: 03:43. Civil Dark: 17:10 - 07:16. Nautical Dark: 17:47 - 06:39. Astro Dark: 18:23 - 06:03

Total Clouds (% Sky Obscured)

81
94
90
79
69
61
75
78
84
92
94
100
100
100
95
90
86
83
79
75
83
91
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
7
11
13
17
22
23
20
17
12
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
15
21
24
61
41
22
58
27
69
4
5
9
17
17
15
17
21
33
41
33
24
13
26

High Clouds (% Sky Obscured)

69
93
79
58
37
21
34
35
56
78
94
100
100
100
83
64
47
40
33
29
54
79
97
97

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 (%)

27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27

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)

3
3
3
3
3
3
3
3
3
3
3
2
2
3
2
2
2
3
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

9
8
8
6
5
4
3
3
2
2
1
1
1
0
0
0
0
0
1
2
2
5
6
8

Feels Like (°C)

6
6
6
4
3
2
2
1
0
-1
-1
-1
-2
-2
-2
-3
-3
-2
-3
-2
-2
2
3
4

Dew Point (°C)

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

Relative Humidity (%)

64
67
73
78
80
83
86
86
86
86
86
88
84
84
81
80
78
75
71
66
64
59
56
53

Pressure (mb)

1032
1032
1031
1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025

Ozone (du)

303
301
301
302
303
306
308
310
312
313
315
315
311
310
312
310
308
307
306
306
305
304
303
301

Tuesday 30

Waxing Gibbous 85%

13:39

05:08

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
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 07:50, Set: 16:37, Transit: 12:14. Moon - Rise: 13:39, Set: 05:08. Civil Dark: 17:11 - 07:16. Nautical Dark: 17:48 - 06:39. Astro Dark: 18:24 - 06:03

Total Clouds (% Sky Obscured)

99
100
100
100
100
94
87
78
81
91
100
93
87
81
86
90
92
84
77
70
61
56
56
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
12
24
33
31
30
32
27
23
17
13
7
0
0

Medium Clouds (% Sky Obscured)

41
53
43
36
29
33
37
43
30
18
11
11
12
13
10
5
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
100
100
100
100
94
87
78
81
91
100
78
57
43
63
80
82
82
77
70
61
56
56
41

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 (%)

27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27

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)

3
2
2
2
2
3
3
2
2
2
3
3
2
2
2
2
1
1
1
1
1
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
58
62
64
67
68
68
69
68
69
69
69
69
69
70
70
71
69
68
66
64
61
58
55

Pressure (mb)

1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1019

Ozone (du)

301
300
300
299
298
297
297
297
297
296
296
295
295
295
295
297
299
301
301
301
302
301
300
300

Wednesday 31

Waxing Gibbous 93%

No Rise

06:29

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: 07:50, Set: 16:38, Transit: 12:14. Moon - Rise: No Rise, Set: 06:29. Civil Dark: 17:12 - 07:16. Nautical Dark: 17:49 - 06:39. Astro Dark: 18:25 - 06:03

Total Clouds (% Sky Obscured)

51
56
56
70
75
80
85
85
92
94
95
95
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
3
8
9
15
20
15
10
5
4
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
4
6
23
40
62
71
84
94

High Clouds (% Sky Obscured)

27
28
27
31
40
40
35
35
35
35
35
20
20
40
55
68
72
79
87
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

1
1
1
1
2
2
2
1
2
2
2
2
2
2
2
2
2
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
59
62
65
68
72
72
73
73
74
73
72
72
72
72
72
72
72
71
68

Pressure (mb)

1019
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

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

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

Generated: 25/12/25 14:31:12. Forecast: 25/12/25 to 31/12/25. Timezone: UTC-8.00