All products are timestamped in UTC; SAST is UTC+2 year-round.
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Observed · every few minutes
Lekwena Radar
Dual-polarised C-band Doppler radar at Potchefstroom. Reflectivity imagery, an interactive maximum-dBZ map and automatically tracked storm cells.
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Observed · hourly
Weather stations
Hourly observations from the NWU automatic weather station network, with year-to-date records for each site.
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Forecast · 72 hours
NWU-WRF
Operational WRF-ARW at 18, 9 and 3 km, run daily to 72 hours. Gridded fields and sector impact dashboards.
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Forecast · vertical profiles
Model soundings
Forecast Skew-T / log-p profiles for 48 locations, from the 3 km Highveld nest out to the 18 km synoptic domain.
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Observed · every 10 minutes
Satellite
Meteosat Third Generation and MSG imagery from EUMETSAT: GeoColour with lightning, Convection RGB, water vapour, airmass and instability, with a scrubbable loop.
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Latest radar image
Lekwena C-band reflectivity
Reflectivity in dBZ, timestamped UTC, refreshed every two minutes. A stamp more than about ten minutes behind the clock above indicates the radar or its link is down.
The about page documents the timestamp convention, the dBZ scale, place markers and radio-frequency interference.