Viewing archive of Tuesday, 2 July 2024
Solar activity report
Report of Solar-Geophysical Activity 2024 Jul 02 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 184 Issued at 2200Z on 02 Jul 2024IA. Analysis of Solar Active Regions and Activity from 01-2100Z to 02-2100Z Solar activity has been at low levels for the past 24 hours.
The largest solar event of the period was a C3 event observed at
01/2233Z. There are currently 12 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be low with
a chance for M-class flares on days one, two, and three (03 Jul, 04 Jul,
05 Jul).
IIA. Geophysical Activity Summary 01-2100Z to 02-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 449 km/s at 01/2101Z. Electrons greater than 2 MeV at
geosynchronous orbit reached a peak level of 641 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to minor storm levels on day one (03 Jul), quiet to
active levels on day two (04 Jul) and quiet to unsettled levels on day
three (05 Jul).
III. Event Probabilities 03 Jul to 05 Jul
| Class M | 35% | 35% | 35% |
| Class X | 05% | 05% | 05% |
| Proton | 05% | 05% | 05% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 02 Jul 164 Predicted 03 Jul-05 Jul 165/160/160 90 Day Mean 02 Jul 180
V. Geomagnetic A Indices
Observed Afr/Ap 01 Jul 005/006 Estimated Afr/Ap 02 Jul 007/007 Predicted Afr/Ap 03 Jul-05 Jul 014/018-011/012-007/008
VI. Geomagnetic Activity Probabilities 03 Jul to 05 Jul
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 35% | 20% | 15% |
| Minor storm | 30% | 05% | 05% |
| Major-severe storm | 10% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 10% | 15% | 15% |
| Minor storm | 20% | 25% | 20% |
| Major-severe storm | 65% | 30% | 20% |
All times in UTC
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Latest forum messages
Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 10Strong far side CME 334Incoming & Unnumbered Active Regions 1353Unspecified geomagnetic activity 1750Filaments and prominences 595
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |