Tucson gets a few more days of classic late-October sunshine before the forecast takes a wetter, cooler turn. Tuesday will be sunny with a high near 86, followed by another warm day Wednesday near 87 and a mostly sunny Thursday near 86. The bigger story arrives late Thursday night, when showers and thunderstorms begin moving into the picture.
Sunny, Dry Weather Holds Through Thursday
Tuesday night's low should be around 60 degrees. Winds should remain light at roughly 2 to 7 mph, and rain chances stay near zero through Wednesday before edging upward Thursday.
An earlier forecast put a 30% chance of showers mainly after 11 p.m. Thursday. The National Weather Service in Tucson expects moisture to move into the region late in the week, with higher rainfall totals in the mountains.
Friday Brings The Week’s Biggest Weather Shift
Friday will be much cooler, with a high near 79, mostly cloudy skies and an 80% chance of showers and thunderstorms. The strongest storms could bring brief heavy downpours, and residents should stay alert for changing conditions during outdoor plans and travel.
No watches, warnings or advisories are posted for the Tucson area at this time.
Unsettled Weather Continues Through The Weekend
Saturday will be mostly cloudy, with a high near 78 and a 20% chance of showers. Storms remain possible over the weekend.
Sunday may bring showers and thunderstorms. The NWS projects 0.82 inches of rain over the combined Sunday-Monday period, compared with 0.18 inches across Friday and Saturday. Subtropical moisture could influence the region late Saturday into Monday.
The latest forecast calls for a wetter pattern late in the week and over the Sunday-Monday period, with higher rainfall totals in the mountains. Hoodline’s earlier forecast covered the warm start to the week and put Sunday's chance of showers and thunderstorms at 60%.
