Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Crescent 30%

09:14

02:03

04 Bad
05 Bad
06 Bad
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

Sun - Rise: 07:05, Set: 19:28, Transit: 13:17. Moon - Rise: 09:14, Set: 02:03. Civil Dark: 19:57 - 06:36. Nautical Dark: 20:32 - 06:01. Astro Dark: 21:08 - 05:25

Total Clouds (% Sky Obscured)

79
88
85
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
99
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
16
0
2
2
3
47
35
70
79
92
88

Medium Clouds (% Sky Obscured)

32
4
2
2
2
49
67
96
85
90
84
76
78
65
100
97
100
100
100
99
88
91
100
100

High Clouds (% Sky Obscured)

79
88
67
100
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
87
66
78
99
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
9
9
9
9

Fog (%)

0
0
0
0
0
1
2
2
2
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
8
15
10
21
15
16
4
11
32

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

Chance of Frost

Temperature (°C)

5
4
3
3
4
5
6
8
9
10
11
11
12
12
12
11
10
9
9
8
9
9
9
9

Feels Like (°C)

4
2
1
1
1
3
4
6
7
8
9
9
10
10
10
9
8
8
7
6
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

80
82
80
82
80
75
67
62
57
52
50
46
44
45
47
53
57
59
60
63
67
68
73
78

Pressure (mb)

1021
1021
1021
1021
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

320
320
317
314
307
300
299
297
296
295
294
292
290
293
293
293
294
293
294
293
294
293
295
295

Tuesday 24

Waxing Crescent 42%

10:04

03:09

04 Bad
05 Bad
06 Bad
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

Sun - Rise: 07:03, Set: 19:29, Transit: 13:16. Moon - Rise: 10:04, Set: 03:09. Civil Dark: 19:59 - 06:34. Nautical Dark: 20:34 - 05:59. Astro Dark: 21:10 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
96
100
100
100
100
100
100
98
80
85
66

Low Clouds (% Sky Obscured)

79
91
87
90
88
88
83
86
92
87
91
100
100
93
100
90
88
77
86
70
85
80
51
31

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
90
86
62
35
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
95
100
98
96
100
100
97
100
95
100
57
55
100
100
99
100
98
90
30
57
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
5
4
2
3
2
8
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
Very Light Rain
None
None
None
None
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

Precipitation Probability (%)

42
53
41
42
46
55
95
95
95
95
95
95
95
77
40
49
34
18
16
25
19
30
26
23

Precipitation Amount (mm)

0
0.2
0
0
0
0
0.9
0.9
1
1.5
2.3
1.1
0.8
0.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
77
67
66
66
68
72
86
89
90
91
95
96
93
95
95
95
88
85
82
82
84
84
87

Pressure (mb)

1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1015
1016
1017
1018
1018
1019
1019
1020
1020

Ozone (du)

296
295
295
294
293
292
292
291
291
287
283
281
281
282
285
287
286
283
280
281
283
283
284
286

Wednesday 25

First Quarter 54%

11:08

04:02

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

Sun - Rise: 07:01, Set: 19:31, Transit: 13:16. Moon - Rise: 11:08, Set: 04:02. Civil Dark: 20:00 - 06:32. Nautical Dark: 20:35 - 05:57. Astro Dark: 21:12 - 05:20

Total Clouds (% Sky Obscured)

87
100
97
78
73
86
99
100
100
100
92
52
56
45
1
8
6
15
6
14
24
33
43
50

Low Clouds (% Sky Obscured)

27
47
38
21
49
64
81
95
86
80
30
52
56
35
1
7
5
15
5
13
21
29
34
35

Medium Clouds (% Sky Obscured)

0
0
0
31
29
45
45
94
100
45
33
39
0
13
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

83
100
97
14
4
0
0
1
1
1
15
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
4
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
Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
9
11
13
23
70
69
70
88
70
68
56
40
30
15
22
8
6
6
4
4
3
6
7

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.2
0
0.5
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
4
4
4
5
8
9
9
9
7
7
8
9
9
8
6
4
3
2
2
2
2
1

Chance of Frost

Temperature (°C)

7
6
5
6
6
8
8
7
8
7
8
9
10
10
10
8
6
5
4
2
2
1
-0
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
86
86
86
75
68
56
56
73
81
59
64
55
49
57
63
67
71
73
76
77
80
81

Pressure (mb)

1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1026
1027
1028
1029
1030
1030
1031
1031
1032
1032

Ozone (du)

286
285
287
287
289
291
293
294
296
300
303
304
306
308
310
311
312
316
317
320
320
323
323
327

Thursday 26

Waxing Gibbous 65%

12:21

04:02

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

Sun - Rise: 07:00, Set: 19:32, Transit: 13:16. Moon - Rise: 12:21, Set: 04:02. Civil Dark: 20:01 - 06:30. Nautical Dark: 20:37 - 05:55. Astro Dark: 21:13 - 05:18

Total Clouds (% Sky Obscured)

57
52
37
25
17
13
8
6
5
3
3
2
1
1
2
4
11
16
20
21
23
26
37
43

Low Clouds (% Sky Obscured)

40
33
23
18
12
9
7
6
4
3
3
2
1
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
3
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
10
16
20
21
23
26
34
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 (%)

4
2
2
1
1
1
2
2
2
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)

1
1
1
1
1
2
2
3
3
5
6
7
8
9
8
7
6
7
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

-1
-1
-1
-0
0
3
5
8
9
10
11
12
13
13
12
11
10
9
8
7
7
6
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
86
86
83
73
65
57
50
43
41
39
39
40
42
49
56
59
63
69
73
76
79
79

Pressure (mb)

1033
1033
1034
1035
1035
1035
1035
1035
1035
1034
1034
1033
1033
1032
1032
1031
1031
1031
1031
1031
1030
1030
1029
1029

Ozone (du)

332
328
329
328
328
328
330
329
329
328
328
327
330
330
332
333
333
334
335
334
333
332
329
329

Friday 27

Waxing Gibbous 76%

13:39

04:42

04 Bad
05 Bad
06 OK
07 OK
08 OK
09 OK
10 Good
11 OK
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

Sun - Rise: 06:58, Set: 19:33, Transit: 13:15. Moon - Rise: 13:39, Set: 04:42. Civil Dark: 20:03 - 06:28. Nautical Dark: 20:38 - 05:53. Astro Dark: 21:15 - 05:16

Total Clouds (% Sky Obscured)

53
49
40
33
26
22
16
30
46
62
69
80
91
86
78
70
78
85
92
95
97
100
100
99

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)

12
15
19
21
16
9
6
6
5
5
11
15
24
31
38
45
57
59
63
71
82
96
95
93

High Clouds (% Sky Obscured)

47
36
24
13
9
6
3
19
36
54
65
72
87
82
76
67
73
80
84
87
88
96
96
98

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

Chance of Frost

Temperature (°C)

7
8
8
8
9
12
14
16
17
19
20
20
20
20
19
18
16
15
14
13
12
11
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
81
81
76
66
53
43
36
33
31
30
31
33
38
42
48
53
57
61
64
67
71
70

Pressure (mb)

1028
1027
1027
1026
1026
1025
1025
1024
1022
1021
1020
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

329
328
329
330
331
331
333
334
335
337
337
336
337
335
335
335
335
335
334
333
332
330
329
329

Saturday 28

Waxing Gibbous 85%

14:57

05:12

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

Sun - Rise: 06:56, Set: 19:34, Transit: 13:15. Moon - Rise: 14:57, Set: 05:12. Civil Dark: 20:04 - 06:26. Nautical Dark: 20:39 - 05:51. Astro Dark: 21:16 - 05:14

Total Clouds (% Sky Obscured)

99
98
98
97
93
87
81
83
92
100
82
67
51
44
36
25
19
14
10
36
61
85
83
77

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

93
86
78
70
79
87
81
83
92
99
82
66
50
42
31
19
13
12
4
5
5
5
6
8

High Clouds (% Sky Obscured)

99
98
98
97
93
87
78
80
90
100
68
36
6
8
7
3
4
4
5
30
54
79
80
76

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
1
2
2
0
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)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
12
15
17
19
20
22
22
23
23
22
21
19
17
15
14
13
12
11
10

Feels Like (°C)

8
7
6
6
6
8
10
12
15
16
16
16
17
17
21
22
21
19
18
17
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
68
66
61
55
51
46
42
37
37
36
36
42
50
58
62
65
69
71
72
75
77

Pressure (mb)

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

Ozone (du)

329
329
330
331
331
331
331
330
330
330
329
330
331
332
334
337
339
342
345
348
349
350
352
352

Sunday 29

Waxing Gibbous 92%

16:12

05:35

Sun - Rise: 06:54, Set: 19:36, Transit: 13:15. Moon - Rise: 16:12, Set: 05:35. Civil Dark: 20:05 - 06:24. Nautical Dark: 20:41 - 05:49. Astro Dark: 21:18 - 05:12

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 23/03/26 03:49:38. Forecast: 23/03/26 to 29/03/26. Timezone: UTC-7.00