Dry air and high pressure: What’s fueling our warming trend in the Valley?

HARLINGEN, Texas (ValleyCentral) — The Rio Grande Valley continues to warm up this week, just as forecasted. A strong high‑pressure system to our east, combined with dry air and warm southeasterly winds, is dominating our weather pattern. This setup is responsible for the above‑normal daytime temperatures we’re seeing across the area.  Looking ahead, that same high‑pressure system will keep our [...]