- Solar Report 0855 26 Apr 2025
Solar Flux: 164 | Ap: 5 | Kp 2.00
- Observed Space Weather 0855 26 Apr 2025
No space weather storms were observed for the past 24 hours.
- Forecast Space Weather 0855 26 Apr 2025
No space weather storms are predicted for the next 24 hours.
- Flares 0855 26 Apr 2025
(0000 UTC) 6h hi C3.0(0357Z 04/25) 24h hi C3.0(0357Z 04/25)
- Sunspots 0855 26 Apr 2025
SSN: 169 (04/25/2025)
- New Book Release: Salty Walt’s Portable Antenna Sketchbook
- ARRL Teachers Institute Application Deadline April 30
Applicants for the summer 2025 sessions of the ARRL Teachers Institute on Wireless Technology must apply by April 30 to be considered. The application process is straightforward. Interested educators can find the web form at www.arrl.org/ti. ARRL covers all the costs of the TI, including travel, but there is a $100 application fee if the teacher is accepted.The Teachers Institutes are a product…
- ARRL Exhibits and Forums Planned for 2025 Dayton Hamvention
- The ARRL Solar Report
Solar activity has been at low levels with only minor C-classflaring through April 24, 2025, and is expected to be moderate witha chance of M-class flares (R1-R2, Minor-Moderate) through April 26.No Earth-directed Coronal Mass Ejections (CMEs) have been observed.A southwest CME was observed on April 23 and is considered to befar-side due to the lack of any on-disk plasma motion/flareactivity. …
- Amateur Radio Helps 2025 Boston Marathon
Over 280 amateur radio operators volunteered during the 129th running of the Boston Marathon on April 21, 2025. Operators were working at virtually every location connected with the race, including the starting line, the entire course, the finish line, transportation, and various operations centers including the Massachusetts Emergency Management Agency (MEMA), the State EOC Unified Command Cen…