Solar activity seems to have dropped dramatically from a recent peak. Are we over the cycle peak and headed down...
Space Weather
ARRL Headquarters was closed on November 29. So, this regular Fridaybulletin was moved to the following Monday (12/2). Solar activity...
There’s an old joke that they want to send an exploratory mission to the sun, but to save money, they...
Solar activity was lower this reporting week, November 14-20, withthe average daily sunspot number down from 141.6 to 99.3, and...
Tap or click the link below to download this week’s news script News script for 17 November 2024 (MS Word...
Only five new sunspot groups emerged this week. First was onNovember 7, next on November 9, two more on November...
Tap or click the link below to download this week’s news script News script for 10 November 2024 (MS Word...
Solar activity increased this week. Average daily sunspot number went from 127.7 to 197.4 and average solar flux from 170.5...
Key solar indicators were lower this week, with average daily solarflux down from 194.3 to 170.5 and average daily sunspot...
In a joint statement on Oct. 15th, NASA and NOAA announced that Solar Maximum is underway. If you saw last...
Average daily sunspot numbers changed from 160 to 129.3 and averagedaily solar flux from 261.3 to 194.3. Geomagnetic numbers werehigher,...
Thanks to Carl, K9LA for contributing to this week's bulletin. "SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2220 UTC/10 OCTOBER...
What a difference a week makes when it comes to HF propagation! This last week has been characterised by solar...
The RSGB Convention has been in full swing this weekend. If you haven’t been able to attend, the RSGB has...
Release Date: October 5, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
Solar activity was quiet over the past week, but geomagnetic numberswere way, way up. Average daily sunspot numbers dropped from...
Periods of G3 (Strong) geomagnetic storms are likely on 16 Sep 2024 due to coronal hole influences and the anticipated...
Release Date: September 14, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
With sunspot numbers up and solar flux decreasing, we saw ten newsunspot groups this week; two on September 6, three...
Tap or click the link below to download this week’s news script News script for 8 September 2024 (MS Word...
Eight new sunspot groups emerged over the past week. Two appeared on August 30, three more on August 31, another...
We had a good week for HF propagation, at least until we had a Kp index of 5.67 on Wednesday,...
Tap or click the link below to download this week’s news script News script for 1 September 2024 (MS Word...
