Viewing archive of Tuesday, 5 July 2022

Solar activity report

Report of Solar-Geophysical Activity 2022 Jul 05 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 186 Issued at 2200Z on 05 Jul 2022

IA. Analysis of Solar Active Regions and Activity from 04-2100Z to 05-2100Z

Solar activity has been at low levels for the past 24 hours. The largest solar event of the period was a C1 event observed at 05/1057Z. There are currently 7 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is likely to be low with a slight chance for an M-class flare on days one, two, and three (06 Jul, 07 Jul, 08 Jul).
IIA. Geophysical Activity Summary 04-2100Z to 05-2100Z
The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed reached a peak of 448 km/s at 04/2322Z. Total IMF reached 5 nT at 04/2104Z. The maximum southward component of Bz reached -3 nT at 04/2116Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 335 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at unsettled to minor storm levels on day one (06 Jul), quiet to active levels on day two (07 Jul) and quiet levels on day three (08 Jul).
III. Event Probabilities 06 Jul to 08 Jul
Class M15%15%15%
Class X01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       05 Jul 115
  Predicted   06 Jul-08 Jul 115/120/120
  90 Day Mean        05 Jul 125

V. Geomagnetic A Indices
  Observed Afr/Ap 04 Jul  018/025
  Estimated     Afr/Ap 05 Jul  006/008
  Predicted    Afr/Ap 06 Jul-08 Jul  017/025-012/014-007/008

VI. Geomagnetic Activity Probabilities 06 Jul to 08 Jul
A. Middle Latitudes
Active40%35%25%
Minor storm25%15%10%
Major-severe storm05%01%01%
B. High Latitudes
Active10%10%15%
Minor storm25%25%30%
Major-severe storm65%50%40%

All times in UTC

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

Whitehorse, YT
Fairbanks, AK

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

Edmonton, AB, Gillam, MB, Saskatoon, SK, Yellowknife, NT
Anchorage, AK, Juneau, AK, Utqiagvik, AK

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