[Clark, December 27, 1804]
27th December 1804 Thursday a little fine Snow weather something Colder than yesterday Several Indians here to Day, much Surprised at the Bellos & method of makeing Sundery articles of Iron wind hard from the N W.
[Clark, December 28, 1804]
28th of December Friday 1804 blew verry hard last night, the frost fell like a Shower of Snow, nothing remarkable to day, the Snow Drifting from one bottom to another and from the leavel plains into the hollows &c
[Clark, December 29, 1804]
29th December Satturday 1804 The frost fell last night nearly a 1/4 of an inch Deep and Continud to fall untill the Sun was of Some bite, the Murcurey Stood this morning at 9 d below 0 which is not considered Cold, as the Changes take place gradually without long intermitions