Geophysical report

Viewing archive of Wednesday, 16 July 2025

Solar and Geophysical Activity Summary 2025 Jul 16 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 197 Issued at 0245Z on 16 Jul 2025 This report is compiled from data received at SWO on 15 Jul

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 1052      1102                                     II              
 1117 1117 1117                       110                           
 1453 1453 1453                       100                           
 1524 1524 1524                       120                           
 1532 1532 1532                       100                           
 1556 1556 1556                       100                           
 1614 1614 1614                       220                           
 1805 1805 1805                       130                           
 1919 1921 1921                       120                           
 1934 1934 1934                       620                           
 1956 1956 1956                       220                           
 2110 2110 2110                       170                           
 2201 2201 2201                       150                           
 2240 2240 2240                       100                           
 2247 2247 2247                       100                           
 2253 2253 2253                       130

B. Proton Events

None

C. Geomagnetic Activity Summary

The geomagnetic field reached minor storm levels

D. Stratwarm

Not available

E. Daily Indices: (real-time preliminary/estimated values)

10 cm 139  SSN 146  Afr/Ap 017/023   X-ray Background C1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.3e+06   GT 10 MeV 1.7e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 6.30e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W0 degrees)
3 Hour K-indices
Boulder 4 5 4 4 3 3 2 2 Planetary 4 4 5 5 3 2 2 2

F. Comments

  None

All times in UTC

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This day in history*

Solar flares
1	2001	X1.8
2	2024	M9.36
3	2001	M8.02
4	2000	M4.36
5	2013	M4.2

		Dst	G
1	2015	-198	G4
2	2005	-85	G3
3	1991	-68	G2
4	1982	-64	G1
5	1961	-46

*since 1994

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