Daily Forecast

DATE: 23 May 2019, composed at 08:24 SAST

CURRENT CONDITIONS: Solar activity is low with background X-ray flux below B-class levels. The solar wind speed is at background levels with speeds between 300 km/s - 350 km/s. Geomagnetic conditions are at quiet levels. Local HF working frequencies are near to the monthly average predicted values.

EVENTS: None.

OUTLOOK: Solar activity is expected to be low with background X-ray flux at lower B-class levels. There is no visible sunspot regions on the Sun and no flaring activity is expected. The solar wind speed is expected to be at background levels. Geomagnetic conditions are expected to be at quiet levels.

SYSTEMS AFFECTED: None.

3-Day Predictions

Date	2019-05-24	2019-05-25	2019-05-26
SSN	1	1	1
Se (WCI)	0	1	0
T-Index	-20 to 10/-24	-20 to 10/-25	-20 to 10/-24
Activity	low	low	low
Qfe	3.0	4.1	3.1
Ap	5.0	8.0	5.0
Magnetic Conditions	Quiet	Quiet to Unsettled	Quiet
SA HF Comms	fair	fair	fair
SW Fadeouts	unlikely	unlikely	unlikely
MUF	unstable	unstable	unstable

Current Conditions

2019-05-23 19:07
Solar wind speed:	335.9 km/s
IMF Bz:	-3.4
Hermanus T-index:	12
Hermanus K-index:	1
Hermanus foF2:	2.350 MHz
Dst Index:	-6 nT
Dcx Index:	0.7 nT

Space Weather Bulletin

23 May 2019
Solar activity is low with background X-ray flux below B-class levels. The solar wind speed is at background levels with speeds between 300 km/s - 350 km/s. Geomagnetic conditions are at quiet levels. Local HF working frequencies are near to the monthly average predicted values.