ECMWF 00Z runs show persistent subtropical ridge, pushing 850hPa temps +2 sigma. Strong southerly advection and high dew points indicate a potent thermal push. Climatology supports exceeding 28°C. 85% YES — invalid if continental air mass surges south.
ECMWF 00Z runs show persistent subtropical ridge, pushing 850hPa temps +2 sigma. Strong southerly advection and high dew points indicate a potent thermal push. Climatology supports exceeding 28°C. 85% YES — invalid if continental air mass surges south.