Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 31

Waxing Gibbous 98%

16:48

05:17

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

Sun - Rise: 05:53, Set: 18:32, Transit: 12:13. Moon - Rise: 16:48, Set: 05:17. Civil Dark: 19:00 - 05:26. Nautical Dark: 19:32 - 04:53. Astro Dark: 20:05 - 04:20

Total Clouds (% Sky Obscured)

86
36
4
3
2
10
51
49
51
39
46
32
18
0
14
38
33
21
5
22
47
83
94
90

Low Clouds (% Sky Obscured)

84
26
1
0
0
0
2
49
42
10
0
1
1
0
10
37
21
16
3
17
37
79
81
82

Medium Clouds (% Sky Obscured)

13
2
0
0
0
0
38
40
32
35
46
32
18
0
0
0
10
0
0
0
0
0
0
50

High Clouds (% Sky Obscured)

0
0
1
1
1
8
5
0
0
0
0
0
0
0
1
0
0
1
0
0
0
15
85
87

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
6
9
10
10
8
6
5
4
5
5
5
4
3
2
1
1
1
2
4
5
7
8
9

Dew Point (°C)

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

Relative Humidity (%)

72
54
45
42
44
52
61
65
64
65
67
68
70
73
76
76
74
76
67
50
44
40
36
34

Pressure (mb)

1013
1011
1010
1009
1009
1009
1010
1012
1013
1013
1013
1013
1014
1014
1015
1015
1016
1017
1018
1018
1018
1018
1018
1017

Ozone (du)

399
407
412
403
393
380
369
366
370
373
371
368
365
364
364
365
366
365
367
366
372
373
377
379

Wednesday 1

Waxing Gibbous 100%

17:53

05:38

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

Sun - Rise: 05:51, Set: 18:33, Transit: 12:13. Moon - Rise: 17:53, Set: 05:38. Civil Dark: 19:01 - 05:24. Nautical Dark: 19:33 - 04:51. Astro Dark: 20:07 - 04:18

Total Clouds (% Sky Obscured)

98
100
98
56
59
7
11
24
9
5
39
73
49
63
34
34
21
5
0
0
0
1
0
2

Low Clouds (% Sky Obscured)

84
69
58
29
3
1
0
0
0
0
0
2
0
0
0
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

55
52
50
20
20
3
1
0
0
0
1
27
48
61
34
34
21
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

96
83
38
24
59
3
10
24
4
2
25
32
2
2
0
0
0
0
0
0
0
1
0
2

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

Chance of Frost

Temperature (°C)

12
12
12
11
11
9
7
6
5
4
3
3
2
2
2
2
2
2
3
6
8
11
12
14

Feels Like (°C)

9
9
8
7
7
6
5
5
4
2
2
0
-1
-1
-1
-0
-0
0
2
4
7
9
10
11

Dew Point (°C)

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

Relative Humidity (%)

33
33
33
33
35
40
48
51
50
47
47
46
46
45
44
43
42
43
40
35
35
32
30
27

Pressure (mb)

1016
1015
1015
1015
1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1014
1014
1013
1012
1011

Ozone (du)

379
378
387
396
399
401
408
410
412
408
405
403
403
406
408
407
396
392
391
393
390
385
387
380

Thursday 2

Full Moon 100%

18:57

06:00

13 OK
14 Good
15 Good
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

Sun - Rise: 05:50, Set: 18:34, Transit: 12:12. Moon - Rise: 18:57, Set: 06:00. Civil Dark: 19:02 - 05:22. Nautical Dark: 19:34 - 04:50. Astro Dark: 20:08 - 04:16

Total Clouds (% Sky Obscured)

20
5
8
40
61
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
83
59

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
28
44
55
34
30
32
51
26
74
88
90
94
100
80
53

Medium Clouds (% Sky Obscured)

0
5
0
4
21
2
95
99
99
96
100
100
99
98
94
100
100
100
100
100
100
100
78
42

High Clouds (% Sky Obscured)

20
5
8
40
61
100
65
80
91
100
100
100
100
100
100
100
100
100
100
65
40
10
10
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
1
0
0
0
0
0
0
0
4
36
37
6
41
57
91
95
93
92
89
86
61
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0.7
1.1
0.6
0.8
0.6
0.5
0
0

Wind Speed/Direction (mph)

7
7
7
7
6
5
4
4
4
5
5
4
5
5
5
5
5
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

15
15
16
15
14
12
10
9
10
10
9
9
9
8
8
7
7
7
8
8
9
9
11
12

Feels Like (°C)

12
13
14
13
12
10
7
7
7
7
6
7
6
5
5
5
5
4
5
6
7
7
10
10

Dew Point (°C)

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

Relative Humidity (%)

26
25
24
26
30
37
45
46
45
46
48
50
52
58
61
72
75
78
74
79
85
87
81
72

Pressure (mb)

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

Ozone (du)

373
371
371
367
364
361
360
361
363
362
362
363
364
367
370
370
373
376
377
377
381
393
408
412

Friday 3

Waning Gibbous 97%

20:01

06:24

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

Sun - Rise: 05:48, Set: 18:35, Transit: 12:12. Moon - Rise: 20:01, Set: 06:24. Civil Dark: 19:03 - 05:21. Nautical Dark: 19:35 - 04:48. Astro Dark: 20:09 - 04:14

Total Clouds (% Sky Obscured)

38
40
28
15
11
0
0
0
0
0
7
15
20
16
9
0
0
4
5
5
6
5
15
30

Low Clouds (% Sky Obscured)

27
38
13
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

19
40
28
15
11
0
0
0
0
0
7
15
20
9
4
0
0
0
0
0
0
0
15
30

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
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

Very Light Rain
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 (%)

67
39
31
34
28
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
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
12
13
13
15
15
13
14
15
14
12
11
9
6
4
3
3
3
2
3
3
5
8
10

Chance of Frost

Temperature (°C)

15
15
13
13
12
10
8
8
8
6
5
5
4
3
2
1
1
1
2
5
7
9
10
12

Feels Like (°C)

13
12
7
7
6
4
4
4
3
1
0
1
1
1
0
-1
-1
-1
1
3
6
7
8
8

Dew Point (°C)

4
1
-5
-10
-5
-5
-4
-5
-7
-7
-8
-8
-8
-8
-8
-8
-8
-8
-8
-9
-10
-10
-9
-8

Relative Humidity (%)

47
37
27
19
30
35
43
39
36
37
38
39
41
43
49
53
52
53
47
36
29
26
24
24

Pressure (mb)

998
998
999
999
1000
1002
1004
1005
1007
1008
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1011
1010
1009
1007

Ozone (du)

413
410
409
420
429
435
429
427
422
421
414
407
406
405
405
405
405
401
398
396
395
397
401
407

Saturday 4

Waning Gibbous 93%

21:06

06:51

13 Bad
14 Bad
15 OK
16 Good
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
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 OK
12 OK

Sun - Rise: 05:46, Set: 18:36, Transit: 12:12. Moon - Rise: 21:06, Set: 06:51. Civil Dark: 19:04 - 05:19. Nautical Dark: 19:37 - 04:46. Astro Dark: 20:10 - 04:12

Total Clouds (% Sky Obscured)

89
80
40
7
69
75
55
30
20
20
16
0
0
0
0
0
0
0
0
3
7
16
36
38

Low Clouds (% Sky Obscured)

0
0
0
4
10
75
28
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

53
35
17
1
8
5
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
8
18

High Clouds (% Sky Obscured)

5
5
4
0
3
30
15
10
10
10
8
0
0
0
0
0
0
0
0
2
4
10
36
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
1
3
0
0
0
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

12
12
12
13
12
12
11
10
8
7
5
4
3
2
2
2
1
2
3
4
5
7
8
10

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-8
-7
-7
-6
-9
-9
-11
-14
-16
-18
-19
-18
-18
-17
-17
-17
-17
-16
-16
-15
-15

Relative Humidity (%)

24
25
24
24
24
27
29
26
28
27
22
22
19
19
20
22
24
22
21
21
19
18
17
16

Pressure (mb)

1006
1005
1004
1003
1002
1003
1004
1006
1007
1007
1008
1008
1008
1009
1010
1010
1010
1011
1011
1011
1011
1011
1010
1009

Ozone (du)

412
414
418
419
428
434
436
443
451
457
466
470
471
463
455
446
438
436
433
431
431
430
430
430

Sunday 5

Waning Gibbous 87%

22:10

07:24

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

Sun - Rise: 05:45, Set: 18:37, Transit: 12:12. Moon - Rise: 22:10, Set: 07:24. Civil Dark: 19:05 - 05:17. Nautical Dark: 19:38 - 04:44. Astro Dark: 20:12 - 04:10

Total Clouds (% Sky Obscured)

32
48
68
89
92
96
100
99
99
97
65
33
2
1
2
0
0
0
0
2
4
7
23
41

Low Clouds (% Sky Obscured)

0
2
0
1
0
0
0
2
2
65
43
22
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

26
47
67
87
91
95
100
99
99
97
65
33
2
1
2
0
0
0
0
1
1
0
18
34

High Clouds (% Sky Obscured)

32
33
31
30
75
93
100
69
38
4
2
1
0
0
0
0
0
0
0
2
3
5
5
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 (%)

0
0
0
0
1
1
0
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-13
-13
-12
-11
-11
-11
-10
-10
-9
-9
-9
-8
-8
-9
-9
-10
-11
-12
-13
-12
-12
-11
-11

Relative Humidity (%)

16
15
16
17
18
20
21
24
25
27
28
32
35
39
37
36
35
30
26
23
21
19
18
17

Pressure (mb)

1007
1006
1005
1005
1005
1005
1006
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1011
1010

Ozone (du)

430
430
429
428
427
426
424
423
423
423
424
423
423
422
417
411
406
399
393
386
382
377
373
371

Monday 6

Waning Gibbous 80%

23:12

08:03

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

Sun - Rise: 05:43, Set: 18:38, Transit: 12:11. Moon - Rise: 23:12, Set: 08:03. Civil Dark: 19:06 - 05:16. Nautical Dark: 19:39 - 04:43. Astro Dark: 20:13 - 04:08

Total Clouds (% Sky Obscured)

59
40
21
2
35
67
100
67
33
0
0
0
0
2
3
5
3
2
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

49
32
15
0
17
30
35
4
3
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
5
3
2
35
67
100
67
33
0
0
0
0
2
3
5
3
2
0

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
15
14
14
13
11
10
8
8
6
5
5
4
5
5
5
7
8

Feels Like (°C)

8
9
13
14
14
14
15
15
6
7
6
5
5
4
2
2
2
2
2

Dew Point (°C)

-10
-10
-9
-8
-7
-5
-4
-3
-3
-3
-3
-5
-7
-8
-8
-9
-9
-9
-8

Relative Humidity (%)

17
17
18
21
23
28
34
42
44
47
50
47
44
42
39
38
36
33
31

Pressure (mb)

1009
1009
1008
1008
1008
1008
1009
1010
1010
1010
1011
1011
1010
1010
1010
1009
1009
1008
1008

Ozone (du)

370
369
369
368
368
367
366
365
364
362
361
360
359
359
359
359
359
356
353

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 31/03/26 13:57:22. Forecast: 31/03/26 to 06/04/26. Timezone: UTC+8.00