Viewing archive of Sunday, 18 August 2024

Geophysical report

Solar and Geophysical Activity Summary 2024 Aug 18 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 231 Issued at 0245Z on 18 Aug 2024 This report is compiled from data received at SWO on 17 Aug
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0710 0713 0725  3790 S11E54       Sf 270                           
 0732 0732 0733                       1000                          
 0757 0757 0757                       100                           
 1024 1033 1042  3784 N17W42 M1.6  1n                               
 1122 1144 1156  3785 S16W23 M1.1  Sf                               
 1757 1757 1757                       270                           
 2137 2148 2157  3790 S09E47 M1.1  1f                               
 2157 2206 2214  3790        M1.4                                   
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field reached severe storm levels in response to the arrival of a CME that left the Sun on 14 Aug.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 230  SSN 170  Afr/Ap 024/047   X-ray Background C3.1
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.2e+05   GT 10 MeV 1.7e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 3.00e+06 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 1 0 2 3 4 6 4 5 Planetary 1 1 1 2 3 8 6 6 
F. Comments
  None.

All times in UTC

<< Go to daily overview page

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Utsjoki
Kirkenes, Tromsø
Murmansk
Kiruna

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

17:27 UTC - Solar flare

Moderate M1.5 flare

alert


17:03 UTC - Solar flare

Moderate M1.61 flare

alert


16:45 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.61)


02:09 UTC - Solar flare

Moderate M1.54 flare from sunspot region 4048

alert


01:42 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.24)


Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/30M1.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025127.5 -27.1
Last 30 days127.5 -24.7

This day in history*

Solar flares
12022X1.38
22024M9.4
32024M9.3
42023M5.41
52000M4.97
DstG
11990-187G4
21957-107G2
31979-104G1
41989-103G3
51988-88G2
*since 1994

Social networks