Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Crescent 52%

08:15

03:27

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK

Sun - Rise: 07:34, Set: 17:36, Transit: 12:35. Moon - Rise: 08:15, Set: 03:27. Civil Dark: 18:19 - 06:51. Nautical Dark: 19:07 - 06:03. Astro Dark: 19:56 - 05:14

Total Clouds (% Sky Obscured)

27
37
29
46
67
54
70
88
100
99
100
100
100
100
96
87
99
94
88
78
74
77
63
35

Low Clouds (% Sky Obscured)

1
1
0
0
0
1
0
0
0
1
7
7
4
5
14
24
35
29
27
25
19
6
2
2

Medium Clouds (% Sky Obscured)

27
21
11
24
53
24
55
46
87
99
100
100
100
100
96
86
98
89
79
65
58
57
36
19

High Clouds (% Sky Obscured)

1
1
1
30
58
41
65
13
15
20
19
13
1
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)

7
7
7
6
6
6
6
7
6
6
7
7
7
8
8
8
8
8
8
7
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-13
-13
-14
-14
-14
-14
-15
-15
-14
-12
-11
-9
-8
-8
-8
-8
-9
-10
-10
-11
-11
-12

Dew Point (°C)

-11
-12
-12
-12
-12
-12
-12
-13
-13
-13
-12
-11
-10
-9
-8
-7
-6
-7
-7
-7
-7
-8
-8
-10

Relative Humidity (%)

90
88
88
88
88
90
88
85
86
85
81
79
76
74
72
76
78
79
84
85
87
89
90
88

Pressure (mb)

1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1016
1017
1018
1018
1019
1020
1020
1021
1022
1022

Ozone (du)

311
306
307
308
314
314
308
306
310
316
316
316
318
320
327
336
344
351
350
350
351
354
360
368

Tuesday 24

First Quarter 64%

08:33

05:16

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

Sun - Rise: 07:31, Set: 17:39, Transit: 12:35. Moon - Rise: 08:33, Set: 05:16. Civil Dark: 18:21 - 06:48. Nautical Dark: 19:10 - 06:00. Astro Dark: 19:59 - 05:11

Total Clouds (% Sky Obscured)

13
12
4
3
3
3
3
3
11
3
18
48
53
55
72
82
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
10
10

Medium Clouds (% Sky Obscured)

10
10
1
2
2
0
0
0
0
0
16
48
53
55
69
74
81
100
100
100
99
100
94
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
1
1
1
1
2
42
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
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
5
5
5
5
3
3
3
3
3
2
2
2
2
4
4
4
4
4
3
3
3
4

Chance of Frost

Temperature (°C)

-9
-10
-11
-12
-12
-12
-13
-14
-14
-15
-12
-10
-8
-6
-5
-5
-5
-6
-7
-8
-9
-9
-8
-6

Feels Like (°C)

-13
-12
-13
-14
-15
-15
-15
-16
-16
-17
-13
-11
-9
-7
-7
-8
-8
-9
-11
-12
-13
-12
-11
-11

Dew Point (°C)

-11
-12
-12
-13
-14
-14
-15
-16
-16
-16
-14
-13
-12
-10
-10
-9
-8
-8
-9
-10
-11
-10
-9
-8

Relative Humidity (%)

87
88
88
88
86
86
86
88
88
88
83
77
74
71
70
73
76
84
90
90
90
88
88
89

Pressure (mb)

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

Ozone (du)

369
369
369
370
373
374
366
364
362
360
364
377
382
379
376
370
365
364
366
372
371
370
373
377

Wednesday 25

Waxing Gibbous 75%

09:27

06:34

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:28, Set: 17:42, Transit: 12:35. Moon - Rise: 09:27, Set: 06:34. Civil Dark: 18:24 - 06:46. Nautical Dark: 19:12 - 05:57. Astro Dark: 20:01 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
34
54
53
82
87
91
92
92
96
89
92
96
93
91
92
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

99
96
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
100
93
76
76

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
97

ISS Passover

Visibility (miles)

9
9
9
5
1
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
5
28
45
67
88
95
95
95
95
95
95
95
95
95
94
83
95
95
75
32
18
19

Precipitation Amount (mm)

0
0
0
0
0.2
0.5
0.7
0.6
0.8
0.8
0.8
0.8
1.2
1
1
1.1
0.7
0.4
0.7
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
77
79
85
89
92
94
96
94
94
96
94
96
98
98
96
98
96
96
96
98
94
91
89

Pressure (mb)

1026
1026
1026
1025
1025
1024
1023
1022
1021
1021
1020
1020
1019
1018
1017
1016
1016
1015
1014
1014
1014
1013
1013
1013

Ozone (du)

378
379
375
370
364
365
367
370
373
366
356
350
349
350
348
346
345
341
337
336
338
342
346
351

Thursday 26

Waxing Gibbous 84%

11:06

07:05

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:25, Set: 17:44, Transit: 12:35. Moon - Rise: 11:06, Set: 07:05. Civil Dark: 18:26 - 06:43. Nautical Dark: 19:15 - 05:54. Astro Dark: 20:04 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

87
91
90
90
98
97
98
99
100
95
83
72
54
34
16
12
5
1
27
59
71
56
79
100

High Clouds (% Sky Obscured)

73
71
100
93
83
73
80
87
96
76
52
30
25
20
20
15
15
15
13
12
20
47
76
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

18
5
0
8
11
15
31
44
60
57
50
21
17
17
9
11
12
16
16
16
14
14
13
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
13
13
13
13
12
12
12
12
12
11
11
11
10
9
8
8
7
7
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
86
89
89
91
92
92
94
94
96
98
98
98
100
100
100
100
98
100
98
100
100
100

Pressure (mb)

1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012

Ozone (du)

353
345
338
334
330
334
329
328
329
331
333
335
335
335
334
332
331
330
328
321
314
310
310
306

Friday 27

Waxing Gibbous 92%

12:59

07:15

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:22, Set: 17:47, Transit: 12:34. Moon - Rise: 12:59, Set: 07:15. Civil Dark: 18:29 - 06:40. Nautical Dark: 19:17 - 05:52. Astro Dark: 20:06 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
96
92
90
93
91
88
91
95
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
95
91
86
85
84
83
75
66
58
54
50
47

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
96
91
72
35
18
7
8
25
25
25
25
15
38
67
97
97
97
93

High Clouds (% Sky Obscured)

100
100
100
88
80
68
52
34
18
13
7
0
0
0
4
8
11
14
35
22
20
10
7
8

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

12
25
41
60
77
90
82
64
32
10
9
48
45
49
20
18
14
11
15
16
13
17
17
14

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.6
0.5
0.3
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
6
7
8
8
9
9
9
10
10
11
12
12
12
12
12
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-2
-2
-2
-3
-2
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

100
98
100
100
100
98
98
98
98
98
100
100
100
100
100
100
98
100
100
98
100
98
98
100

Pressure (mb)

1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

303
302
298
299
297
296
294
290
288
289
288
287
287
288
286
288
290
293
296
301
306
310
319
328

Saturday 28

Waxing Gibbous 89%

14:48

07:18

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

Sun - Rise: 07:19, Set: 17:49, Transit: 12:34. Moon - Rise: 14:48, Set: 07:18. Civil Dark: 18:31 - 06:37. Nautical Dark: 19:20 - 05:49. Astro Dark: 20:09 - 04:59

Total Clouds (% Sky Obscured)

100
100
100
82
65
52
56
57
58
51
50
49
38
24
20
50
70
70
70
70
55
62
57
73

Low Clouds (% Sky Obscured)

42
37
36
39
31
31
34
40
40
39
37
36
24
16
20
45
55
50
40
30
20
35
52
73

Medium Clouds (% Sky Obscured)

84
74
65
44
21
0
0
0
0
3
7
10
9
8
9
12
18
36
61
68
55
62
57
73

High Clouds (% Sky Obscured)

37
69
100
67
33
0
0
0
0
0
0
0
2
5
9
5
6
7
8
5
0
0
0
2

ISS Passover

Visibility (miles)

0
3
6
9
6
3
0
3
6
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0

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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

16
16
14
15
15
16
16
15
6
9
6
0
0
0
0
1
0
1
22
36
49
66
75
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
94
96
96
96
94
92
91
89
91
91
91
93
93
94
96
98
98
100
98
100
98

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

337
345
353
360
362
363
365
373
382
390
393
396
398
403
408
414
416
419
422
428
434
441
439
437

Sunday 1

Waxing Gibbous 97%

16:30

07:18

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:16, Set: 17:52, Transit: 12:34. Moon - Rise: 16:30, Set: 07:18. Civil Dark: 18:34 - 06:34. Nautical Dark: 19:22 - 05:46. Astro Dark: 20:12 - 04:56

Total Clouds (% Sky Obscured)

82
91
100
100
100
100
100
100
100
100
100
100
95
90
85
90
94
99
99
99
100

Low Clouds (% Sky Obscured)

82
91
100
100
100
100
100
100
100
100
100
100
95
90
85
89
92
95
95
94
92

Medium Clouds (% Sky Obscured)

78
71
60
42
24
9
10
10
10
11
9
9
7
7
2
16
34
53
70
80
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
20
30
20
10
0
0
0
0
33
67
100

ISS Passover

Visibility (miles)

0
0
0
0
3
6
9
9
9
9
9
8
8
6
3
1
4
7
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

Precipitation Type

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

66
53
36
25
19
5
11
11
12
12
9
4
9
9
3
4
2
0
0
0
0

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
98
96
96
92
92
94
96
96
96
96
98
98
98
98
98
96
96
98

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

435
433
430
428
424
421
418
416
413
411
409
406
404
404
405
405
405
406
406
404
403

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 23/02/26 23:02:05. Forecast: 23/02/26 to 01/03/26. Timezone: UTC+2.00