Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

04:23

18:11

09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
15 OK
16 Bad
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

Sun - Rise: 07:11, Set: 19:30, Transit: 13:20. Moon - Rise: 04:23, Set: 18:11. Civil Dark: 19:59 - 06:43. Nautical Dark: 20:32 - 06:10. Astro Dark: 21:06 - 05:36

Total Clouds (% Sky Obscured)

10
7
6
20
23
43
23
51
19
22
25
6
7
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
6
13
14
29
16
39
16
19
19
4
5
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

10
13
16
18
20
21
21
21
21
20
18
15
14
13
12
11
11
10
9
9
8
7
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
47
40
33
29
25
23
22
21
22
28
35
40
42
45
47
49
53
55
57
60
62
64
61

Pressure (mb)

1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1024
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1029
1029

Ozone (du)

285
285
284
284
283
284
283
283
283
282
281
280
281
282
283
282
281
280
279
279
279
279
279
278

Friday 19

Waning Crescent 6%

05:32

18:34

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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 07:12, Set: 19:29, Transit: 13:20. Moon - Rise: 05:32, Set: 18:34. Civil Dark: 19:57 - 06:44. Nautical Dark: 20:30 - 06:11. Astro Dark: 21:04 - 05:37

Total Clouds (% Sky Obscured)

0
0
0
0
0
5
3
4
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
2
1
3
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)

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

Chance of Frost

Temperature (°C)

12
15
18
20
22
23
24
24
24
23
21
17
17
16
15
14
13
13
12
12
11
11
11
12

Feels Like (°C)

12
16
18
21
23
24
24
24
22
22
20
17
17
17
16
14
14
14
13
13
12
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

52
46
40
34
30
27
25
24
26
30
35
40
43
45
46
48
49
52
52
55
56
59
62
58

Pressure (mb)

1029
1029
1028
1028
1027
1026
1026
1025
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

277
277
277
277
277
278
278
278
277
277
278
278
277
276
275
273
271
270
269
268
268
269
269
269

Saturday 20

Waning Crescent 2%

06:38

18:54

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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 07:13, Set: 19:27, Transit: 13:19. Moon - Rise: 06:38, Set: 18:54. Civil Dark: 19:55 - 06:45. Nautical Dark: 20:28 - 06:12. Astro Dark: 21:02 - 05:38

Total Clouds (% Sky Obscured)

0
0
0
0
0
2
9
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
1
3
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)

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

Chance of Frost

Temperature (°C)

15
18
21
23
25
26
26
27
26
25
23
20
18
18
17
16
15
15
14
13
13
12
12
13

Feels Like (°C)

16
19
22
23
23
24
25
25
24
23
21
20
18
18
17
16
16
15
14
14
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

50
43
36
32
28
27
26
26
26
29
33
40
43
46
48
50
52
53
58
62
67
72
75
74

Pressure (mb)

1028
1028
1027
1026
1025
1025
1024
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

269
270
270
270
269
269
269
269
270
270
269
270
270
270
271
270
270
270
270
270
270
270
270
269

Sunday 21

New Moon 0%

07:43

19:12

09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
18 OK
19 OK
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

Sun - Rise: 07:14, Set: 19:25, Transit: 13:19. Moon - Rise: 07:43, Set: 19:12. Civil Dark: 19:53 - 06:46. Nautical Dark: 20:26 - 06:13. Astro Dark: 21:00 - 05:39

Total Clouds (% Sky Obscured)

0
0
0
0
1
2
20
35
35
35
35
31
20
23
17
2
1
0
0
0
0
1
2
2

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
1
1
2

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
1
2
20
35
35
35
35
31
20
23
17
2
1
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)

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

Chance of Frost

Temperature (°C)

16
18
21
24
25
27
28
28
27
27
24
21
19
18
17
16
15
14
13
13
12
12
12
13

Feels Like (°C)

18
20
22
24
25
26
26
24
24
23
20
18
17
17
15
15
16
14
14
14
13
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

66
55
46
37
29
24
21
20
21
23
28
33
37
42
46
49
52
55
58
61
64
68
72
69

Pressure (mb)

1024
1024
1023
1023
1022
1021
1020
1019
1019
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

269
269
269
270
270
271
272
273
274
275
276
276
277
277
276
275
274
274
274
274
275
275
275
274

Monday 22

Waxing Crescent 0%

08:46

19:30

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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 07:15, Set: 19:23, Transit: 13:19. Moon - Rise: 08:46, Set: 19:30. Civil Dark: 19:51 - 06:47. Nautical Dark: 20:24 - 06:14. Astro Dark: 20:58 - 05:41

Total Clouds (% Sky Obscured)

2
1
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)

1
1
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)

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

Chance of Frost

Temperature (°C)

15
19
21
24
26
27
29
29
28
27
24
22
19
18
18
16
16
16
15
15
14
14
15
16

Feels Like (°C)

17
20
23
26
27
28
29
29
29
28
23
21
20
19
19
19
18
18
18
15
16
16
15
16

Dew Point (°C)

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

Relative Humidity (%)

57
47
37
30
25
21
19
17
17
17
21
29
34
36
39
41
43
45
46
47
48
49
45
42

Pressure (mb)

1020
1019
1019
1018
1017
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

275
277
278
277
279
281
281
280
279
279
277
275
274
274
273
273
274
274
275
275
276
276
277
277

Tuesday 23

Waxing Crescent 3%

No Rise

19:49

09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
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 Good
06 Good
07 Good
08 Good

Sun - Rise: 07:16, Set: 19:22, Transit: 13:18. Moon - Rise: No Rise, Set: 19:49. Civil Dark: 19:50 - 06:48. Nautical Dark: 20:23 - 06:15. Astro Dark: 20:56 - 05:42

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)

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

Chance of Frost

Temperature (°C)

17
20
23
26
27
29
30
30
29
29
26
23
20
20
18
17
16
15
15
15
14
13
15
16

Feels Like (°C)

16
20
21
22
22
24
25
31
30
29
29
28
28
20
19
19
18
18
18
16
15
14
15
15

Dew Point (°C)

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

Relative Humidity (%)

39
33
27
22
19
16
14
14
13
13
17
21
27
28
29
30
31
32
33
36
38
40
38
37

Pressure (mb)

1018
1017
1017
1017
1016
1015
1014
1014
1014
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

278
278
279
279
280
280
281
281
282
282
282
282
282
283
283
283
284
284
284
284
285
285
285
286

Wednesday 24

Waxing Crescent 7%

09:50

20:09

09 Good
10 OK
11 Bad
12 OK
13 OK
14 OK
15 Good
16 Good
17 Good
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK

Sun - Rise: 07:17, Set: 19:20, Transit: 13:18. Moon - Rise: 09:50, Set: 20:09. Civil Dark: 19:48 - 06:49. Nautical Dark: 20:21 - 06:16. Astro Dark: 20:54 - 05:43

Total Clouds (% Sky Obscured)

18
35
52
46
25
21
14
9
7
26
46
64
65
66
67
59
51
39

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
5
3
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
6
23
40
56
38
21
3
3
3
2

High Clouds (% Sky Obscured)

18
35
52
46
25
21
14
9
2
1
1
1
26
51
67
59
51
39

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
19
22
25
27
28
29
29
28
28
25
23
21
20
19
18
17
16

Feels Like (°C)

15
18
19
20
21
22
22
28
27
27
27
26
27
18
18
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

35
29
25
21
19
17
15
15
16
16
19
23
28
31
33
36
39
43

Pressure (mb)

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

Ozone (du)

287
287
287
288
288
289
289
289
288
287
287
286
286
285
285
284
283
283

Forecast for Sofia, Sofia, Republic of Bulgaria (42.70,23.32)

Generated: 18/09/25 09:23:29. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+3.00