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NOAA's 27 day forecast

Last update: Monday, 18-Aug-2025 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
18 Aug 2025115123
19 Aug 2025110305
20 Aug 2025110184
21 Aug 202511083
22 Aug 202511083
23 Aug 202512052
24 Aug 202512552
25 Aug 202512083
26 Aug 202512083
27 Aug 2025125103
28 Aug 2025125124
29 Aug 202513083
30 Aug 2025130103
31 Aug 2025140103
01 Sep 202515083
02 Sep 202515052
03 Sep 202514052
04 Sep 2025140204
05 Sep 2025135356
06 Sep 2025130204
07 Sep 2025130153
08 Sep 2025130153
09 Sep 2025120153
10 Sep 2025120103
11 Sep 202511552
12 Sep 202511052
13 Sep 202511052
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