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Radio Propagation

Solar-terrestrial indices

Indices from the U.S. NOAA Space Weather Prediction Center in Boulder Colorado, updated every three hours and published here in real time:

Solar-terrestrial indices for 27 November follow. Solar flux 74 and estimated planetary A-index 6. The estimated planetary K-index at 2100 UTC on 27 November was 2. No space weather storms were observed for the past 24 hours. No space weather storms are predicted for the next 24 hours.

What does this mean for AM DXers?

Web resources

Current situation:
  Space weather (SWPC)
  Space weather dashboard (SWPC)
  DST Index
(Kyoto) (see also DST FAQ by AER)
  K index (SWPC)
  K index Norway (Tromsø)
  K index Germany (GFZ)
  K index Japan (NICT)
  K index Australia (BOM)
  Solar activity data (Solen.info)
  Space weather (spaceweather.com)
  Space weather (solarham.net)
  Space weather Finland (FMI)
  Space weather Canada (NRCan)
  GOES proton flux (SWPC)

Forecasts:
  3-day forecast (SWPC)
  27-day forecast (SWPC)
  45-day forecast (USAF)
  Aurora forecast for Europe (Tony)
  Aurora forecast for North America (Tony)

Long-term data (solar cycle history):
  Solar cycle progression (SWPC)
  Solar cycle sunspots (SIDC)

Forecast: A-Index & flux

45-DAY AP FORECAST 28Nov17 010 29Nov17 024 30Nov17 016 01Dec17 008 02Dec17 005 03Dec17 005 04Dec17 020 05Dec17 020 06Dec17 028 07Dec17 020 08Dec17 010 09Dec17 005 10Dec17 005 11Dec17 012 12Dec17 015 13Dec17 012 14Dec17 008 15Dec17 005 16Dec17 005 17Dec17 008 18Dec17 025 19Dec17 010 20Dec17 008 21Dec17 008 22Dec17 005 23Dec17 005 24Dec17 015 25Dec17 012 26Dec17 012 27Dec17 012 28Dec17 008 29Dec17 005 30Dec17 005 31Dec17 035 01Jan18 040 02Jan18 028 03Jan18 020 04Jan18 010 05Jan18 005 06Jan18 005 07Jan18 012 08Jan18 015 09Jan18 012 10Jan18 008 11Jan18 005 45-DAY F10.7 CM FLUX FORECAST 28Nov17 074 29Nov17 073 30Nov17 072 01Dec17 071 02Dec17 069 03Dec17 069 04Dec17 069 05Dec17 070 06Dec17 070 07Dec17 070 08Dec17 071 09Dec17 072 10Dec17 072 11Dec17 072 12Dec17 072 13Dec17 074 14Dec17 075 15Dec17 075 16Dec17 075 17Dec17 074 18Dec17 073 19Dec17 073 20Dec17 073 21Dec17 074 22Dec17 074 23Dec17 076 24Dec17 076 25Dec17 076 26Dec17 076 27Dec17 076 28Dec17 076 29Dec17 076 30Dec17 072 31Dec17 072 01Jan18 070 02Jan18 070 03Jan18 070 04Jan18 071 05Jan18 072 06Jan18 072 07Jan18 072 08Jan18 072 09Jan18 074 10Jan18 075 11Jan18 075 FORECASTER: Aguilera / Maxwell 99999


Source: NOAA Space Weather
Prediction Center

 

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