Colder air is moving into Texas at the same time that an upper level shortwave will pass through on Wednesday, leading to a very cool (Tmax close to or below the usual Tmin) and wet day. The high temperature may depend on how much precipitation they get, as mentioned in the NWS forecast discussion: "Temperatures may cool or remain steady during the day on Wednesday as a result of wetbulbing effects." What is "wetbulbing"? Let's forecast Tmax for Abilene, TX.
|Tmax, deg F (error)