Current sunspot cycle activity, space weather, solar storm and geomagnetic conditions and radio propagation forecastsBlitz
This page was rendered on 12-Jul-21 1214 UTC.
This page was first created in 1998, by Tomas David Hood (NW7US)
Current Sunspot Cycle 24 Activity and Space Weather
Sun Spots: 23 as of 07/11/2021 :: 10.7-cm Flux: 74 SFU
(SFU=Solar Flux Units)
30 Minutes of Dazzling Sun! Ultra-high Definition 4k View
An Intimate View of the Sun, Every Day of 2015 (Year 6 of SDO) UHD 4k
Watch Five Very Intense X-class X-ray Flares Erupt, Back-to-back!
(From the largest sunspot region in 20+ years…)
Check out the X2.7 X-ray Flare (May 5 2015) – ‘Biggest’ of 2015, so far
See highlights of the last five years of the Sun, as seen by SDO
Planetary A-index (Ap): 4 | Planetary K-index (Kp): 1
Solar Wind: 411 km/s at 4.0 protons/cm3, Bz is 0.0 nT
(May 05, 2021 at 0435 UT)
X-ray Solar Flares:
6h hi [B7.1][0125Z 07/11] 24h hi [B7.1][0125Z 07/11]
Background X-ray Level, Last Six Days
What is the difference between the CB and Amateur Radio Services, in the USA? Here are some thoughts on the portrayal of the Amateur Radio Service by the Hit TV Series, NCIS, and a clarification of the difference between CB radio and ham radio.
(Skip to timecode 1:33 to bypass the introductory chat and talk about the headset microphone.)
Here is a video introduction to shortwave / HF amateur radio — what is it that we amateur radio oprators listen to? If you have not yet been introduced to this world, this is a very basic introduction.
Global HF Propagation Conditions
Global HF Propagation Conditions for 0400Z on 05 May, 2021
High Latitude: Normal
Middle Latitude: Normal
Low Latitude: Normal
Geomagnetic Latitude Ranges:
High: 60-90 degrees
Middle: 20-60 degrees
Low: 0-20 degrees
Real Time Solor Wind and Aurora:
On 2021 Jul 12 1207Z: Bz: 2.8 nT
Bx: 6.7 nT | By: -2.2 nT | Total: 7.6 nT
Most recent satellite polar pass:
Centered on // : UTC
Aurora Activity Level was at UTC
visit noaa for latest.
Real-time foF2 map from IPS (Ionospheric Prediction Service), Australian Space Weather Agency