The letters in WEATHER make 113 words of two letters or more. The longest is WHEREAT at 7 letters, and the highest-scoring is WEATHER at 13 points.
WEATHER is an anagram of WREATHE and WHEREAT, using all 7 letters. WEATHER has 7 letters: 3 vowels and 4 consonants, worth 13 points before any board bonuses.
Anagrams of WEATHER 2
wreathe13whereat13
7-letter words 3
6-letter words 7
aether9heater9hereat9reheat9thawer12wether12wreath12
5-letter words 18
arete5earth8eater5ether8hater8heart8hewer11rathe8rewet8tawer8there8thraw11three8threw11water8wheat11where11wrath11
4-letter words 35
awee7eath7ewer7haet7hare7hart7hate7hear7heat7here7rate4rath7rete4rhea7tahr7tare4tear4thae7thar7thaw10thee7thew10tree4twae7twee7ware7wart7wear7weer7weet7were7wert7what10whee10whet10
3-letter words 37
are3art3ate3awe6ear3eat3era3ere3ert3eta3eth6ewe6hae6hat6haw9her6het6hew9rah6rat3raw6ree3ret3tae3tar3taw6tea3tee3tew6the6twa6wae6war6wat6wee6wet6wha9
2-letter words 13
ae2ah5ar2at2aw5eh5er2et2ha5he5re2ta2we5
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.