National Weather Service United States Department of Commerce
NZUS56 KLOX 151505
GRDNEW

PRESSURE GRADIENTS AS OF: 08/15/2026 at 15Z

         LAX-  LAX-  LAX-  SBA-  LAX-  SBA-  SBA-  SMX-  SMX-  SNS-  SMX-  SMX-
         DAG   TPH   SFO   SAN   BFL   SMX   BFL   PRB   SFO   PRB   BFL   LAS
--------------------------------------------------------------------------------
DD/HH
15/15   +2.1  +0.1  -1.4  + 0   +0.9  -1.1  +0.9  -0.9  -0.3  +0.3  + 2   + 0  
15/14   +1.9  -0.3  -1.3  -0.4  +0.8  -1.3  +0.6  -0.8  -0.2  +0.3  +1.9  -0.1 
15/13   +1.7  -0.2  -1.4  -0.6  +0.7  -1.4  +0.6  -0.7  -0.1  +0.3  + 2   + 0  
15/12   +1.9  +0.2  -1.5  -0.6  +0.6  -1.7  +0.2  -0.8  -0.2  +0.2  +1.9  +0.5 
15/11   +1.9  +0.7  -1.8  + 0   +0.4  -1.4  +0.7  -0.6  -0.1  +0.3  +2.1  +0.8 
15/10   +2.3  +1.3  -1.1  + 0   +1.4  -1.2  +1.2  -0.5  -0.1  +0.5  +2.4  +0.6 
15/09   +2.9  +1.5  -1.1  -0.6  +1.6  -1.2  +1.3  -0.5  -0.2  +0.7  +2.5  +0.5 
15/08   +2.9  +1.8  -1.1  -0.9  +2.1  -1.1  +1.8  -0.5  -0.3  +0.8  +2.9  +0.3 
15/07   +3.5  +1.9  -1.1  -1    +2.5  -1.6  + 2   -0.3  + 0   +0.9  +3.6  + 0  
15/06   +3.8  +2.1  -1.2  -1.2  +2.3  -1.9  +1.7  -0.2  +0.1  +0.9  +3.6  +0.6 
15/05   +4.2  +2.4  -1.3  -1.1  +2.6  -1.8  +2.1  +0.1  + 0   +1.2  +3.9  +0.9 
15/04   +4.4  +1.9  -1.5  -1.1  +3.1  -1.8  +2.9  +0.3  +0.1  +1.4  +4.7  +0.6 
15/03   +5.1  +2.5  -1.7  -0.9  +3.1  -1.6  + 3   +0.3  -0.2  +1.6  +4.6  +0.2 
15/02   +5.6  +2.6  -1.6  -0.8  +3.3  -1.7  +3.3  +0.9  +0.1  +1.9  + 5   +2.3 
15/01   +6.2  +3.2  -1.5  -0.3  +3.3  -1.3  +3.6  +0.8  +0.1  +1.8  +4.9  +3.5 
15/00   +6.2  +3.3  -1.3  -0.5  +3.2  -1    +3.5  +0.5  + 0   +1.6  +4.5  +4.7 
14/23   +5.9  +3.8  -1.1  -0.6  +3.1  -0.7  +3.3  +0.5  -0.2  +1.6  + 4   +5.8 
14/22   +5.4  +3.7  -0.9  -0.4  +2.9  -0.5  +3.1  +0.4  -0.2  +1.5  +3.6  +5.8 
14/21   +4.7  +2.8  -1.1  -0.6  +2.5  -0.7  +2.6  +0.5  -0.3  +1.5  +3.3  +5.7 
14/20   +4.1  +2.3  -1.1  -0.5  +2.2  -0.6  +2.4  +0.3  -0.3  +1.2  + 3   +5.4 
14/19   +3.4  +1.4  -1.3  -0.2  +1.4  -0.7  +1.9  +0.3  -0.1  +1.2  +2.6  +4.8 
14/18   +2.9  +0.7  -1.2  -0.3  +0.9  -0.9  +1.3  -0.2  +0.1  + 1   +2.2  +4.5 
14/17   +2.4  -0.1  -1.1  +0.1  +0.4  -0.8  +0.9  -0.4  +0.2  +0.9  +1.7  +4.3 
14/16   +2.3  -0.4  -1    + 0   +0.2  -1    +0.5  -0.6  +0.3  +0.8  +1.5  +4.7 
14/15   +2.4  -0.8  -0.6  -0.1  +0.4  -0.9  +0.5  -0.7  +0.4  +0.5  +1.4  +4.4 
--------------------------------------------------------------------------------
24hr    -0.3  +0.9  -0.8  +0.1  +0.5  -0.2  +0.4  -0.2  -0.7  -0.2  +0.6  -4.4 
3hr Acc + 1   -0.6  +0.4  -0.1  +1.1  +0.5  +1.2  + 0   + 0   + 0   +0.7  -0.5