Viewing archive of Saturday, 31 August 2024

Geophysical report

Solar and Geophysical Activity Summary 2024 Aug 31 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 244 Issued at 0245Z on 31 Aug 2024 This report is compiled from data received at SWO on 30 Aug
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0015 0016 0018                       1100                          
 0102 0102 0102                       170                           
 0105 0105 0105                       100                           
 0200 0206 0214  3806        M1.2                                   
 0236 0236 0236                       190                           
 0957 0959 1000                       180                           
 1213 1220 1225  3806        M3.8                                   
 1941 1941 1941                       160                           
 1947 1947 1947                       100                           
 2010 2010 2010                       100                           
 2049 2057 2117              C5.8     100                           
 2330 2330 2330                       200                           
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field ranged from quiet to minor storm conditions.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 214  SSN 143  Afr/Ap 016/018   X-ray Background C2.6
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 4.1e+05   GT 10 MeV 1.7e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.10e+06 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 1 4 3 4 4 3 2 Planetary 1 1 3 3 4 5 3 4 
F. Comments
  None.

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 20:20 UTC

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

Oulu, Rovaniemi, Sodankylä, Utsjoki
Kirkenes
Murmansk, Vorkuta
Kiruna, Luleå

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

Kuopio
Bergen, Trondheim
Arkhangelsk
Sundsvall, Umeå

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

Tampere
Petrozavodsk, Syktyvkar
The solar wind speed is currently moderately high (530.4 km/sec.)
The maximum X-ray flux of the past two hours is:
M1.05

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Latest alerts

20:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:20 UTC

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20:24 UTC - Solar flare

Moderate M1.05 flare

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Minor R1 radio blackout in progress (≥M1 - current: M1.05)


10:00 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 78GW at 10:32 UTC


04:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 04:05 UTC

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