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NOAA's 27 day forecast

Last update: Monday, 11-May-2026 14:15:03 UTC
27 day forecast chart

This chart is based on 27 Day Solar Forecast reported by NOAA. It is updated once per week.

Date10.7cm FluxA indexKp index
11 May 202612883
12 May 202612852
13 May 2026122103
14 May 202613052
15 May 2026125255
16 May 2026125205
17 May 2026120185
18 May 2026122154
19 May 202613052
20 May 202613052
21 May 202613083
22 May 2026120103
23 May 2026125124
24 May 202612552
25 May 202612552
26 May 202613052
27 May 2026135124
28 May 2026135103
29 May 202613083
30 May 202612583
31 May 202612283
01 Jun 202611852
02 Jun 202611552
03 Jun 202612052
04 Jun 2026120124
05 Jun 202612052
06 Jun 202612052
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