Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 31

Waxing Gibbous 99%

18:34

06:29

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
14 Bad

Sun - Rise: 06:48, Set: 19:38, Transit: 13:14. Moon - Rise: 18:34, Set: 06:29. Civil Dark: 20:08 - 06:18. Nautical Dark: 20:44 - 05:43. Astro Dark: 21:21 - 05:05

Total Clouds (% Sky Obscured)

83
85
89
62
94
90
91
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

83
85
69
52
50
60
59
66
64
67
72
89
96
85
87
96
96
100
100
100
100
100
93
91

Medium Clouds (% Sky Obscured)

83
85
68
35
83
77
53
62
62
100
100
100
100
90
79
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

46
26
25
3
4
8
14
100
100
100
100
100
100
35
100
100
100
100
100
100
100
100
100
60

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

8
3
0
14
21
19
21
10
24
43
78
95
93
69
29
22
69
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.5
0.2
0
0
0.3
0.9
1.5
1.7
1.6
1.6
0.8
0.6

Wind Speed/Direction (mph)

5
5
6
4
4
3
3
3
3
5
6
6
7
8
9
10
10
9
8
9
9
10
11
14

Chance of Frost

Temperature (°C)

12
12
11
10
10
9
8
8
8
8
8
7
7
7
7
7
7
7
7
8
8
9
9
10

Feels Like (°C)

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

Dew Point (°C)

9
8
8
7
8
7
7
7
7
7
6
6
6
6
6
6
5
6
7
7
7
8
7
8

Relative Humidity (%)

83
79
81
81
85
91
91
91
91
93
90
93
94
94
91
91
90
93
96
95
93
93
90
90

Pressure (mb)

1010
1010
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1001
1000
999
998

Ozone (du)

393
395
396
392
389
389
389
388
387
388
387
391
394
400
401
401
403
408
409
409
411
413
417
426

Wednesday 1

Full Moon 100%

19:42

06:46

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
14 Bad

Sun - Rise: 06:46, Set: 19:40, Transit: 13:14. Moon - Rise: 19:42, Set: 06:46. Civil Dark: 20:09 - 06:16. Nautical Dark: 20:45 - 05:40. Astro Dark: 21:23 - 05:03

Total Clouds (% Sky Obscured)

52
90
67
31
98
100
79
100
100
100
98
95
84
92
97
92
84
88
52
98
94
71
83
94

Low Clouds (% Sky Obscured)

39
74
65
31
44
50
50
84
68
89
65
68
61
82
84
88
77
68
40
76
67
46
62
70

Medium Clouds (% Sky Obscured)

52
31
29
2
92
100
79
84
100
100
95
61
55
60
80
58
21
41
14
55
46
39
37
44

High Clouds (% Sky Obscured)

45
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
3
6
4
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

76
91
95
77
51
52
71
90
63
36
34
41
30
59
59
21
17
25
47
57
64
52
29
12

Precipitation Amount (mm)

0.2
0.6
1
0.4
0
0
0.2
0.5
0
0
0
0
0
0
0.2
0
0
0
0
0
0.4
0
0
0

Wind Speed/Direction (mph)

13
12
10
11
11
9
7
8
10
9
8
8
7
6
5
4
3
2
3
4
5
5
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
6
7
6
6
6
5
5
5
4
4
4
4
4
4
4
4
4
5
4
3
4
3
0

Relative Humidity (%)

87
76
82
84
87
90
90
91
93
93
93
91
94
96
94
94
94
93
90
78
71
70
57
45

Pressure (mb)

999
1000
1000
1001
1002
1003
1003
1004
1004
1005
1006
1007
1008
1009
1010
1012
1013
1015
1016
1018
1018
1019
1020
1020

Ozone (du)

434
437
440
441
440
443
444
442
440
438
437
436
437
439
438
436
434
437
440
428
422
417
408
400

Thursday 2

Waning Gibbous 98%

20:51

07:05

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 OK
00 OK
01 OK
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 OK

Sun - Rise: 06:44, Set: 19:41, Transit: 13:13. Moon - Rise: 20:51, Set: 07:05. Civil Dark: 20:11 - 06:14. Nautical Dark: 20:47 - 05:38. Astro Dark: 21:24 - 05:01

Total Clouds (% Sky Obscured)

100
95
64
68
48
47
46
55
42
40
40
46
60
74
76
74
73
56
49
70
65
61
60
28

Low Clouds (% Sky Obscured)

80
76
59
64
31
25
24
20
24
23
22
26
29
30
34
31
32
26
24
22
16
11
7
6

Medium Clouds (% Sky Obscured)

65
51
28
29
25
21
20
6
3
0
2
0
0
0
1
35
34
21
15
8
12
25
60
11

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
5
1
1
1
0
11
56
76
74
73
3
7
25
25
24
20
6

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 (%)

7
5
2
4
4
2
2
1
1
1
0
4
0
1
1
0
1
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)

8
8
7
7
7
4
3
2
2
1
2
2
2
2
2
2
1
1
0
1
1
2
2
3

Chance of Frost

Temperature (°C)

12
11
11
11
10
8
7
6
5
5
4
3
3
3
3
2
3
4
6
8
10
11
12
13

Feels Like (°C)

8
8
8
8
7
8
6
6
4
5
5
4
3
2
3
2
3
4
6
8
8
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

44
44
41
43
51
61
65
68
71
75
77
80
82
85
86
86
88
83
72
63
57
50
46
43

Pressure (mb)

1021
1021
1022
1023
1023
1024
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1028

Ozone (du)

394
390
386
381
379
378
377
375
372
370
369
367
364
363
360
360
357
356
355
353
351
348
347
347

Friday 3

Waning Gibbous 95%

22:00

07:27

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

Sun - Rise: 06:43, Set: 19:42, Transit: 13:13. Moon - Rise: 22:00, Set: 07:27. Civil Dark: 20:12 - 06:13. Nautical Dark: 20:48 - 05:36. Astro Dark: 21:26 - 04:58

Total Clouds (% Sky Obscured)

17
5
6
9
5
4
2
0
1
2
0
3
3
17
37
43
41
39
57
72
42
43
25
19

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

3
1
2
4
0
0
0
0
1
1
0
1
1
12
27
34
36
39
57
68
40
32
25
17

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

Chance of Frost

Temperature (°C)

13
14
14
13
12
10
9
8
7
7
6
6
6
6
5
5
5
6
8
11
13
15
17
18

Feels Like (°C)

13
13
14
12
11
10
9
8
8
7
7
6
6
6
4
3
3
4
7
9
10
13
14
16

Dew Point (°C)

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

Relative Humidity (%)

40
39
39
43
52
56
60
67
73
76
79
82
86
86
88
90
90
85
74
65
58
51
48
44

Pressure (mb)

1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1024
1024

Ozone (du)

347
347
347
349
352
352
352
354
354
354
355
356
355
356
356
357
356
356
356
354
356
357
357
358

Saturday 4

Waning Gibbous 89%

23:08

07:54

15 Good
16 OK
17 OK
18 OK
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
14 OK

Sun - Rise: 06:41, Set: 19:43, Transit: 13:13. Moon - Rise: 23:08, Set: 07:54. Civil Dark: 20:14 - 06:11. Nautical Dark: 20:50 - 05:34. Astro Dark: 21:28 - 04:56

Total Clouds (% Sky Obscured)

14
27
21
40
58
57
59
67
67
75
83
83
87
87
91
91
87
79
72
70
66
57
48
37

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
2
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

11
21
21
40
57
57
59
67
67
75
83
83
82
82
86
91
87
79
72
70
66
57
38
23

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)

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

Chance of Frost

Temperature (°C)

19
19
20
19
17
16
14
13
11
11
10
9
9
8
8
8
9
9
11
13
16
18
20
21

Feels Like (°C)

17
18
17
18
17
16
15
13
11
11
10
10
9
9
8
8
9
9
9
9
9
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

41
40
41
47
55
64
67
70
73
76
80
82
84
87
87
84
82
82
72
64
56
52
48
44

Pressure (mb)

1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1020
1020
1019
1018

Ozone (du)

359
359
362
363
361
358
356
356
356
356
357
357
357
358
359
359
360
361
360
359
359
358
356
355

Sunday 5

Waning Gibbous 83%

00:14

08:28

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:39, Set: 19:45, Transit: 13:12. Moon - Rise: 00:14, Set: 08:28. Civil Dark: 20:15 - 06:09. Nautical Dark: 20:51 - 05:32. Astro Dark: 21:29 - 04:54

Total Clouds (% Sky Obscured)

38
47
58
68
79
83
86
89
94
96
98
99
99
100
97
93
90
90
89
88
90
92
95
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
2

Medium Clouds (% Sky Obscured)

0
0
0
1
1
9
14
15
23
35
38
45
48
50
45
45
45
41
17
11
4
4
4
4

High Clouds (% Sky Obscured)

24
21
40
55
72
78
81
86
92
95
98
99
99
100
96
89
84
81
79
72
73
75
76
49

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

21
22
22
21
20
19
18
17
16
15
14
13
13
13
12
12
12
12
14
16
19
20
21
22

Feels Like (°C)

18
19
20
22
21
20
20
19
18
13
13
13
13
13
12
10
10
10
11
10
11
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

45
45
46
52
59
68
71
73
78
80
82
82
83
86
87
84
83
81
73
65
57
54
50
47

Pressure (mb)

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

Ozone (du)

355
354
354
353
353
353
353
352
352
352
352
352
352
352
352
353
354
355
354
354
354
355
355
356

Monday 6

Waning Gibbous 75%

01:16

09:10

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

Sun - Rise: 06:37, Set: 19:46, Transit: 13:12. Moon - Rise: 01:16, Set: 09:10. Civil Dark: 20:16 - 06:07. Nautical Dark: 20:53 - 05:30. Astro Dark: 21:31 - 04:52

Total Clouds (% Sky Obscured)

90
88
90
95
97
90
82
73
80
88
96
97
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
3
5
10
12
10
8
6
5
5

Medium Clouds (% Sky Obscured)

4
4
0
0
0
11
22
33
22
12
2
1
3
10
19
28
35
55
74
94

High Clouds (% Sky Obscured)

30
25
40
58
76
80
82
73
80
88
96
97
99
100
100
100
100
100
100
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 (%)

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

Precipitation Probability (%)

2
1
6
8
2
4
3
1
0
0
0
0
0
0
1
1
0
16
14
6

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)

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

Chance of Frost

Temperature (°C)

22
22
22
20
19
18
16
14
12
11
10
9
9
9
9
9
9
9
11
13

Feels Like (°C)

18
18
19
21
20
19
18
16
15
11
11
11
11
11
11
8
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

46
45
46
53
62
71
74
78
81
84
87
88
91
91
95
93
91
90
80
71

Pressure (mb)

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

Ozone (du)

356
356
356
353
350
347
346
346
345
345
345
345
344
343
341
342
343
344
346
348

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

Generated: 31/03/26 15:24:33. Forecast: 31/03/26 to 06/04/26. Timezone: UTC-7.00