:Product: 0728RSGA.txt
:Issued: 2019 Jul 28 2200 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA,
# Space Weather Prediction Center and the U.S. Air Force.
#
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 209 Issued at 2200Z on 28 Jul 2019

IA.  Analysis of Solar Active Regions and Activity from 27/2100Z to
28/2100Z: Solar activity has been at very low levels for the past 24
hours. There are currently 0 numbered sunspot regions on the disk.
IB.  Solar Activity Forecast: Solar activity is expected to be very low
on days one, two, and three (29 Jul, 30 Jul, 31 Jul).

IIA.  Geophysical Activity Summary 27/2100Z to 28/2100Z: The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 377 km/s at 28/0438Z. Total IMF reached 7 nT at
27/2312Z. The maximum southward component of Bz reached -5 nT at
28/0008Z.
IIB.  Geophysical Activity Forecast: The geomagnetic field is expected
to be at quiet levels on days one and two (29 Jul, 30 Jul) and quiet to
unsettled levels on day three (31 Jul).

III.  Event probabilities 29 Jul-31 Jul
Class M    01/01/01
Class X    01/01/01
Proton     01/01/01
PCAF       green

IV.  Penticton 10.7 cm Flux
Observed           28 Jul 067
Predicted   29 Jul-31 Jul 067/067/067
90 Day Mean        28 Jul 069

V.  Geomagnetic A Indices
Observed Afr/Ap 27 Jul  004/004
Estimated Afr/Ap 28 Jul  005/005
Predicted Afr/Ap 29 Jul-31 Jul  006/005-005/005-008/008

VI.  Geomagnetic Activity Probabilities 29 Jul-31 Jul
A.  Middle Latitudes
Active                10/10/15
Minor Storm           01/01/01
Major-severe storm    01/01/01
B.  High Latitudes
Active                15/15/15
Minor Storm           20/20/20
Major-severe storm    15/15/15