National Weather Service United States Department of Commerce

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

NZUS02 KPDT 211914
24HCHG
**** 24 HR CHANGE (TEMPERATURE DEWPOINT RH PRESSURE AND WIND) ****

19Z   TMP  CHG  DPT  CHG   RH  CHG   PRS   CHG    WND       YDA WND
UIL    37   -3   36    0   96  +11   237   0.0   00000     00000      
ELN    28   +1   23   -2   81  -11   308  -2.8   00000     13004      
AST     MISSING                                                       
BKE    23   -1   18   -1   81    0   309  -0.5   19004     07003      
HRI    31   -1   25   -2   78   -4   321  -2.2   00000     01005      
SEA    36   -1   31   -3   82   -7   245  -1.0   16004     02008      
EAT    32   +1   25   +1   75    0   314  -2.7   09004     00000      
PDX    42   +4   27   -3   55  -18   244  -0.7   12010     32006      
TTD    40    0   26   -1   57   -2   245  -0.1   08019G29  08023G33   
SLE    38   -1   27   -1   64    0   239  -0.7   01007     33006      
EUG    32   +2   28   -2   85  -15   241  -0.5   34005     01004      
MFR    38   +2   34   +3   85   +3   232  -1.6   00000     00000      
SMP    19   -1   17   -2   92   -4   864  -2.1      M      VRB03      
YKM    31    0   24   -1   75   -3   319  -2.6   00000     00000      
DLS    34    0   25   -3   69   -9   321  -2.1   14007     11008      
RDM    23   -2   22   -3   96   -4   285  -2.0   00000     31010      
LMT    37   +1   25   -1   61   -6   245  -2.9   32003     00000      
GEG    26   -2   21   -2   81    0   305  -2.3   01004     04003      
PDT    28    0   25    0   88    0   304  -2.3   30006     34007      
BNO    21    0   20    0   96    0   300  -1.6   11003     06003      
PSC    34   +1   26   -3   72  -13   323  -2.5   30003     31004      
ALW    30    0   24   -4   78  -14   312  -2.2   00000     32004      
MEH     MISSING                                                       
GCD    22   -9   20   -9   92    0   244  -1.0   00000     31004      
HMS     MISSING                                                       
LGD    28   -4   20   -4   72    0   306  -1.2   15008     18007      
LKV    39    M   25    M   57    M   230     M   00000        M       
BOI    31   +4   22   -1   69  -16   303  -1.6   13008     00000      
ONO    30   +1   25    0   81   -4   326  -1.2   02004     24005