National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

NZUS02 KPDT 281914
24HCHG
**** 24 HR CHANGE (TEMPERATURE DEWPOINT RH PRESSURE AND WIND) ****

19Z   TMP  CHG  DPT  CHG   RH  CHG   PRS   CHG    WND       YDA WND
UIL    49   +4   48  +11   96  +23   223  +3.7   VRB06G20  08006      
ELN    34   +4   27   +3   75   -3   285  -1.0   00000     00000      
AST     MISSING                                                       
BKE    38   +3   26   +7   62  +10   304  -0.5   00000     12005      
HRI    40   +7   28   +2   62  -13   298  +0.5   00000     35003      
SEA    49   +3   41   +4   74   +3   259  +4.9   VRB06     00000      
EAT    34   +5   27   +3   75   -6   287  -2.0   00000     00000      
PDX    42    0   37   +8   82  +22   277  +6.6   12012     09008      
TTD    40    0   36   +9   85  +26   279  +6.5   07012G22  09027G37   
SLE    50  +12   42  +10   74   -5   276  +6.7   20008     32003      
EUG    51  +16   43  +10   74  -18   287  +7.5   16005     00000      
MFR    41   +4   37   +7   86  +10   310  +9.9   00000     35003      
SMP    34  +11   33  +12   96   +4   874  +1.7   00000     VRB03      
YKM    38   +4   26   +1   62   -7   292  -0.5   00000     34003      
DLS    36   +6   30   +4   79   -6   305  +1.9   29003     00000      
RDM    45  +10   30  +10   55   +1   287  +3.8   20006     00000      
LMT    38   -6   30  +12   73  +38   309  +7.5   09004     14012      
GEG    33   +4   30   +9   89  +17   284  -1.3   16004     05007      
PDT    46  +14   33   +6   60  -22   287  +1.3   00000     VRB03      
BNO    43   +6   27   +8   53   +5   305  +1.8   24004     00000      
PSC    41   +9   31   +6   67   -8   296  -0.7   03003     31003      
ALW    46  +19   37  +12   71  -21   290  +0.6   30007     20003      
MEH     MISSING                                                       
GCD    43   +3   30  +16   60  +26   281  +3.4   00000     12005      
HMS     MISSING                                                       
LGD    45   +3   29  +12   53  +17   294  +0.4   11004     17020G28   
LKV    40   +2   30   -6   67  -25   331  +3.8   17009     05003      
BOI    34   -4   30   +9   85  +35   317  -0.5   04005     17008      
ONO    36   +7   28   +6   72   -3   333  -1.2   00000     00000