Forecast (data)
For information on how we generate the forecast, please visit the Principles of Forecasting page.
Polar Cap, POL
Forecast hourly ranges for Polar Cap
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
34 |
2024-04-25 |
22 |
26 |
2024-04-25 |
23 |
23 |
2024-04-26 |
00 |
20 |
2024-04-26 |
01 |
19 |
2024-04-26 |
02 |
17 |
2024-04-26 |
03 |
16 |
2024-04-26 |
04 |
13 |
2024-04-26 |
05 |
17 |
2024-04-26 |
06 |
16 |
2024-04-26 |
07 |
17 |
2024-04-26 |
08 |
18 |
2024-04-26 |
09 |
21 |
2024-04-26 |
10 |
23 |
2024-04-26 |
11 |
27 |
2024-04-26 |
12 |
32 |
2024-04-26 |
13 |
39 |
2024-04-26 |
14 |
46 |
2024-04-26 |
15 |
53 |
2024-04-26 |
16 |
63 |
2024-04-26 |
17 |
66 |
2024-04-26 |
18 |
70 |
2024-04-26 |
19 |
64 |
2024-04-26 |
20 |
53 |
Auroral, AUR
Forecast hourly ranges for Auroral
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
28 |
2024-04-25 |
22 |
22 |
2024-04-25 |
23 |
18 |
2024-04-26 |
00 |
14 |
2024-04-26 |
01 |
16 |
2024-04-26 |
02 |
22 |
2024-04-26 |
03 |
24 |
2024-04-26 |
04 |
33 |
2024-04-26 |
05 |
34 |
2024-04-26 |
06 |
42 |
2024-04-26 |
07 |
44 |
2024-04-26 |
08 |
35 |
2024-04-26 |
09 |
27 |
2024-04-26 |
10 |
22 |
2024-04-26 |
11 |
19 |
2024-04-26 |
12 |
22 |
2024-04-26 |
13 |
30 |
2024-04-26 |
14 |
36 |
2024-04-26 |
15 |
41 |
2024-04-26 |
16 |
42 |
2024-04-26 |
17 |
35 |
2024-04-26 |
18 |
33 |
2024-04-26 |
19 |
30 |
2024-04-26 |
20 |
30 |
Sub-auroral, SUB
Forecast hourly ranges for Sub-auroral
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
16 |
2024-04-25 |
22 |
17 |
2024-04-25 |
23 |
16 |
2024-04-26 |
00 |
15 |
2024-04-26 |
01 |
14 |
2024-04-26 |
02 |
12 |
2024-04-26 |
03 |
12 |
2024-04-26 |
04 |
12 |
2024-04-26 |
05 |
12 |
2024-04-26 |
06 |
11 |
2024-04-26 |
07 |
11 |
2024-04-26 |
08 |
10 |
2024-04-26 |
09 |
9 |
2024-04-26 |
10 |
10 |
2024-04-26 |
11 |
10 |
2024-04-26 |
12 |
10 |
2024-04-26 |
13 |
10 |
2024-04-26 |
14 |
10 |
2024-04-26 |
15 |
10 |
2024-04-26 |
16 |
11 |
2024-04-26 |
17 |
11 |
2024-04-26 |
18 |
11 |
2024-04-26 |
19 |
11 |
2024-04-26 |
20 |
10 |
Eureka, EUA
Forecast hourly ranges for Eureka
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
34 |
2024-04-25 |
22 |
26 |
2024-04-25 |
23 |
23 |
2024-04-26 |
00 |
20 |
2024-04-26 |
01 |
19 |
2024-04-26 |
02 |
17 |
2024-04-26 |
03 |
16 |
2024-04-26 |
04 |
13 |
2024-04-26 |
05 |
17 |
2024-04-26 |
06 |
15 |
2024-04-26 |
07 |
16 |
2024-04-26 |
08 |
16 |
2024-04-26 |
09 |
19 |
2024-04-26 |
10 |
20 |
2024-04-26 |
11 |
24 |
2024-04-26 |
12 |
28 |
2024-04-26 |
13 |
35 |
2024-04-26 |
14 |
42 |
2024-04-26 |
15 |
47 |
2024-04-26 |
16 |
57 |
2024-04-26 |
17 |
59 |
2024-04-26 |
18 |
62 |
2024-04-26 |
19 |
58 |
2024-04-26 |
20 |
47 |
Resolute Bay, RES
Forecast hourly ranges for Resolute Bay
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
34 |
2024-04-25 |
22 |
25 |
2024-04-25 |
23 |
22 |
2024-04-26 |
00 |
19 |
2024-04-26 |
01 |
18 |
2024-04-26 |
02 |
17 |
2024-04-26 |
03 |
16 |
2024-04-26 |
04 |
13 |
2024-04-26 |
05 |
17 |
2024-04-26 |
06 |
16 |
2024-04-26 |
07 |
17 |
2024-04-26 |
08 |
18 |
2024-04-26 |
09 |
21 |
2024-04-26 |
10 |
23 |
2024-04-26 |
11 |
27 |
2024-04-26 |
12 |
32 |
2024-04-26 |
13 |
39 |
2024-04-26 |
14 |
46 |
2024-04-26 |
15 |
53 |
2024-04-26 |
16 |
63 |
2024-04-26 |
17 |
66 |
2024-04-26 |
18 |
70 |
2024-04-26 |
19 |
64 |
2024-04-26 |
20 |
53 |
Cambridge Bay, CBB
Forecast hourly ranges for Cambridge Bay
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
51 |
2024-04-25 |
22 |
39 |
2024-04-25 |
23 |
28 |
2024-04-26 |
00 |
21 |
2024-04-26 |
01 |
15 |
2024-04-26 |
02 |
14 |
2024-04-26 |
03 |
15 |
2024-04-26 |
04 |
16 |
2024-04-26 |
05 |
19 |
2024-04-26 |
06 |
18 |
2024-04-26 |
07 |
17 |
2024-04-26 |
08 |
16 |
2024-04-26 |
09 |
14 |
2024-04-26 |
10 |
14 |
2024-04-26 |
11 |
16 |
2024-04-26 |
12 |
19 |
2024-04-26 |
13 |
22 |
2024-04-26 |
14 |
28 |
2024-04-26 |
15 |
34 |
2024-04-26 |
16 |
45 |
2024-04-26 |
17 |
58 |
2024-04-26 |
18 |
62 |
2024-04-26 |
19 |
60 |
2024-04-26 |
20 |
54 |
Baker Lake, BLC
Forecast hourly ranges for Baker Lake
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
28 |
2024-04-25 |
22 |
22 |
2024-04-25 |
23 |
18 |
2024-04-26 |
00 |
14 |
2024-04-26 |
01 |
16 |
2024-04-26 |
02 |
22 |
2024-04-26 |
03 |
24 |
2024-04-26 |
04 |
26 |
2024-04-26 |
05 |
28 |
2024-04-26 |
06 |
25 |
2024-04-26 |
07 |
22 |
2024-04-26 |
08 |
17 |
2024-04-26 |
09 |
15 |
2024-04-26 |
10 |
16 |
2024-04-26 |
11 |
17 |
2024-04-26 |
12 |
22 |
2024-04-26 |
13 |
27 |
2024-04-26 |
14 |
36 |
2024-04-26 |
15 |
41 |
2024-04-26 |
16 |
42 |
2024-04-26 |
17 |
35 |
2024-04-26 |
18 |
33 |
2024-04-26 |
19 |
30 |
2024-04-26 |
20 |
30 |
Iqaluit, IQA
Forecast hourly ranges for Iqaluit
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
30 |
2024-04-25 |
22 |
29 |
2024-04-25 |
23 |
34 |
2024-04-26 |
00 |
40 |
2024-04-26 |
01 |
45 |
2024-04-26 |
02 |
41 |
2024-04-26 |
03 |
32 |
2024-04-26 |
04 |
29 |
2024-04-26 |
05 |
26 |
2024-04-26 |
06 |
22 |
2024-04-26 |
07 |
21 |
2024-04-26 |
08 |
23 |
2024-04-26 |
09 |
29 |
2024-04-26 |
10 |
38 |
2024-04-26 |
11 |
42 |
2024-04-26 |
12 |
40 |
2024-04-26 |
13 |
36 |
2024-04-26 |
14 |
33 |
2024-04-26 |
15 |
29 |
2024-04-26 |
16 |
32 |
2024-04-26 |
17 |
34 |
2024-04-26 |
18 |
31 |
2024-04-26 |
19 |
27 |
2024-04-26 |
20 |
23 |
Yellowknife, YKC
Forecast hourly ranges for Yellowknife
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
8 |
2024-04-25 |
22 |
10 |
2024-04-25 |
23 |
11 |
2024-04-26 |
00 |
11 |
2024-04-26 |
01 |
13 |
2024-04-26 |
02 |
13 |
2024-04-26 |
03 |
17 |
2024-04-26 |
04 |
23 |
2024-04-26 |
05 |
34 |
2024-04-26 |
06 |
42 |
2024-04-26 |
07 |
44 |
2024-04-26 |
08 |
35 |
2024-04-26 |
09 |
27 |
2024-04-26 |
10 |
22 |
2024-04-26 |
11 |
19 |
2024-04-26 |
12 |
22 |
2024-04-26 |
13 |
30 |
2024-04-26 |
14 |
29 |
2024-04-26 |
15 |
24 |
2024-04-26 |
16 |
18 |
2024-04-26 |
17 |
15 |
2024-04-26 |
18 |
13 |
2024-04-26 |
19 |
11 |
2024-04-26 |
20 |
11 |
Fort Churchill, FCC
Forecast hourly ranges for Fort Churchill
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
13 |
2024-04-25 |
22 |
13 |
2024-04-25 |
23 |
14 |
2024-04-26 |
00 |
12 |
2024-04-26 |
01 |
15 |
2024-04-26 |
02 |
17 |
2024-04-26 |
03 |
24 |
2024-04-26 |
04 |
33 |
2024-04-26 |
05 |
31 |
2024-04-26 |
06 |
30 |
2024-04-26 |
07 |
23 |
2024-04-26 |
08 |
16 |
2024-04-26 |
09 |
14 |
2024-04-26 |
10 |
13 |
2024-04-26 |
11 |
14 |
2024-04-26 |
12 |
15 |
2024-04-26 |
13 |
16 |
2024-04-26 |
14 |
13 |
2024-04-26 |
15 |
11 |
2024-04-26 |
16 |
10 |
2024-04-26 |
17 |
9 |
2024-04-26 |
18 |
9 |
2024-04-26 |
19 |
9 |
2024-04-26 |
20 |
10 |
Sanikiluaq, SNK
Forecast hourly ranges for Sanikiluaq
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
10 |
2024-04-25 |
22 |
11 |
2024-04-25 |
23 |
12 |
2024-04-26 |
00 |
13 |
2024-04-26 |
01 |
15 |
2024-04-26 |
02 |
18 |
2024-04-26 |
03 |
22 |
2024-04-26 |
04 |
23 |
2024-04-26 |
05 |
20 |
2024-04-26 |
06 |
15 |
2024-04-26 |
07 |
14 |
2024-04-26 |
08 |
12 |
2024-04-26 |
09 |
12 |
2024-04-26 |
10 |
13 |
2024-04-26 |
11 |
12 |
2024-04-26 |
12 |
9 |
2024-04-26 |
13 |
7 |
2024-04-26 |
14 |
6 |
2024-04-26 |
15 |
5 |
2024-04-26 |
16 |
5 |
2024-04-26 |
17 |
5 |
2024-04-26 |
18 |
5 |
2024-04-26 |
19 |
6 |
2024-04-26 |
20 |
7 |
Meanook, MEA
Forecast hourly ranges for Meanook
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
8 |
2024-04-25 |
22 |
9 |
2024-04-25 |
23 |
9 |
2024-04-26 |
00 |
9 |
2024-04-26 |
01 |
9 |
2024-04-26 |
02 |
10 |
2024-04-26 |
03 |
14 |
2024-04-26 |
04 |
15 |
2024-04-26 |
05 |
17 |
2024-04-26 |
06 |
19 |
2024-04-26 |
07 |
20 |
2024-04-26 |
08 |
17 |
2024-04-26 |
09 |
16 |
2024-04-26 |
10 |
13 |
2024-04-26 |
11 |
11 |
2024-04-26 |
12 |
10 |
2024-04-26 |
13 |
10 |
2024-04-26 |
14 |
8 |
2024-04-26 |
15 |
7 |
2024-04-26 |
16 |
7 |
2024-04-26 |
17 |
6 |
2024-04-26 |
18 |
6 |
2024-04-26 |
19 |
6 |
2024-04-26 |
20 |
6 |
Brandon, BRD
Forecast hourly ranges for Brandon
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
8 |
2024-04-25 |
22 |
9 |
2024-04-25 |
23 |
9 |
2024-04-26 |
00 |
10 |
2024-04-26 |
01 |
10 |
2024-04-26 |
02 |
12 |
2024-04-26 |
03 |
14 |
2024-04-26 |
04 |
16 |
2024-04-26 |
05 |
18 |
2024-04-26 |
06 |
16 |
2024-04-26 |
07 |
16 |
2024-04-26 |
08 |
13 |
2024-04-26 |
09 |
13 |
2024-04-26 |
10 |
11 |
2024-04-26 |
11 |
9 |
2024-04-26 |
12 |
7 |
2024-04-26 |
13 |
6 |
2024-04-26 |
14 |
5 |
2024-04-26 |
15 |
5 |
2024-04-26 |
16 |
5 |
2024-04-26 |
17 |
5 |
2024-04-26 |
18 |
6 |
2024-04-26 |
19 |
6 |
2024-04-26 |
20 |
7 |
St Johns, STJ
Forecast hourly ranges for St Johns
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
10 |
2024-04-25 |
22 |
9 |
2024-04-25 |
23 |
8 |
2024-04-26 |
00 |
8 |
2024-04-26 |
01 |
9 |
2024-04-26 |
02 |
9 |
2024-04-26 |
03 |
8 |
2024-04-26 |
04 |
8 |
2024-04-26 |
05 |
8 |
2024-04-26 |
06 |
7 |
2024-04-26 |
07 |
7 |
2024-04-26 |
08 |
7 |
2024-04-26 |
09 |
8 |
2024-04-26 |
10 |
10 |
2024-04-26 |
11 |
10 |
2024-04-26 |
12 |
10 |
2024-04-26 |
13 |
9 |
2024-04-26 |
14 |
8 |
2024-04-26 |
15 |
7 |
2024-04-26 |
16 |
8 |
2024-04-26 |
17 |
8 |
2024-04-26 |
18 |
9 |
2024-04-26 |
19 |
9 |
2024-04-26 |
20 |
8 |
Ottawa, OTT
Forecast hourly ranges for Ottawa
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
12 |
2024-04-25 |
22 |
12 |
2024-04-25 |
23 |
11 |
2024-04-26 |
00 |
8 |
2024-04-26 |
01 |
8 |
2024-04-26 |
02 |
10 |
2024-04-26 |
03 |
11 |
2024-04-26 |
04 |
12 |
2024-04-26 |
05 |
12 |
2024-04-26 |
06 |
11 |
2024-04-26 |
07 |
11 |
2024-04-26 |
08 |
10 |
2024-04-26 |
09 |
8 |
2024-04-26 |
10 |
8 |
2024-04-26 |
11 |
8 |
2024-04-26 |
12 |
9 |
2024-04-26 |
13 |
10 |
2024-04-26 |
14 |
10 |
2024-04-26 |
15 |
9 |
2024-04-26 |
16 |
8 |
2024-04-26 |
17 |
8 |
2024-04-26 |
18 |
9 |
2024-04-26 |
19 |
10 |
2024-04-26 |
20 |
10 |
Victoria, VIC
Forecast hourly ranges for Victoria
Date |
Hour |
Hourly range (nT) |
2024-04-25 |
21 |
16 |
2024-04-25 |
22 |
17 |
2024-04-25 |
23 |
16 |
2024-04-26 |
00 |
15 |
2024-04-26 |
01 |
14 |
2024-04-26 |
02 |
12 |
2024-04-26 |
03 |
12 |
2024-04-26 |
04 |
11 |
2024-04-26 |
05 |
10 |
2024-04-26 |
06 |
11 |
2024-04-26 |
07 |
11 |
2024-04-26 |
08 |
10 |
2024-04-26 |
09 |
9 |
2024-04-26 |
10 |
9 |
2024-04-26 |
11 |
8 |
2024-04-26 |
12 |
8 |
2024-04-26 |
13 |
8 |
2024-04-26 |
14 |
8 |
2024-04-26 |
15 |
10 |
2024-04-26 |
16 |
11 |
2024-04-26 |
17 |
11 |
2024-04-26 |
18 |
11 |
2024-04-26 |
19 |
11 |
2024-04-26 |
20 |
10 |