View looking toward the Catalinas at 5:00 am MST this morning.
There were numerous CG flashes detected over eastern Pima County for 24-hours ending at 1113 UTC this morning (above). We had some rumbles of thunder here before dark.
Showers were widespread across the ALERT network (above and below observations for 24-hours ending at 10:00 am this morning. Here at house we had 0.05" sometime after dark; DM recorded 0.09"; and TUS had 0.02". Winds were quite gusty in late afternoon and evening: I estimated 40 to 50 mph here; the airport recorded a gust to 52 mph; DM had 44 mph; and Atmo had gusts to 42 mph.
This morning there is a large amplitude ridge over the western parts of the US and Canada (above), with circulation centers over western Arizona, northern Nevada, and southwestern Canada. The morning sounding continues moist, but with a deep, fairly dry layer below 600mb. There continues to be some middle-level CAPE. Winds are generally northwesterly to northerly with some speeds around 20 kts. Steering flow for any storms later today will be from the north.
Forecast from the 06 UTC WRF-GFS (above) indicates wet conditions over most of southern and southeastern Arizona for the period ending 6:00 pm next Thursday evening.
Current NWS Forecast Office forecast for the airport is shown below.
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