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Significant Winter Storm to Impact the Western U.S into Tuesday; Critical Fire Weather Conditions Across the Southern High Plains

A strong winter storm will continue to progress into the Northern Rockies and Great Basin, bringing heavy mountain snow and strong winds through Tuesday. Heavy snow combined with strong winds will produce near-blizzard conditions, with snow rates of 1 to 2 inches per hour. Dry, gusty winds will create widespread critical fire weather conditions in the southern High Plains through Monday. Read More >

Observed Model Pressure Differences

Observation Pressure Gradient Table
National Weather Service, Anchorage AK Forecast Office
Mon Feb 26 06:10:02 GMT 2024

Time  PAWR- PACV- PATK- PANC- PATK- PAGK- PANC- PAGK- PAHO- PADQ- PAGK- PAGK- PANN-
      PANC  PANC  PANC  PAHO  PAEN  PANC  PAMC  PATK  PAKN  PAKN  PACV  PAVD  PATK 
2507  -4.9 -10.5   0.4  -1.2  -1.0   1.9  -6.1   1.5  -9.6  -6.1  12.4   6.4   3.1 
2508  -5.3 -10.5   0.1  -1.3  -0.8   1.8  -6.2   1.7  -8.8  -5.8  12.3   6.7   3.6 
2509  -4.8 -10.5   0.1  -1.3     m   1.4  -6.2   1.3  -9.1  -6.2  11.9   6.8   3.5 
2510  -4.6 -10.2   0.3  -1.6     m   1.2  -6.4   0.9  -8.8  -6.6  11.4   5.8   3.5 
2511  -4.7 -10.2  -0.1  -1.1     m   1.3  -6.2   1.4  -8.7  -6.3  11.5   6.1   3.7 
2512  -4.5  -9.3   0.2  -1.6  -1.0   1.9  -6.6   1.7  -8.3  -6.5  11.2   6.3   3.6 
2513  -4.4  -9.0   0.3  -1.1  -0.7   2.0  -6.8   1.7  -8.6  -6.3  11.0   5.9     m 
2514  -4.5  -9.0   0.3  -0.9  -0.5   1.7  -6.7   1.4  -8.0  -5.3  10.7   5.6   3.4 
2515  -4.3  -8.6   0.4  -0.9  -0.5   2.4  -6.8   2.0  -7.7  -5.2  11.0   6.2   3.4 
2516  -4.6  -8.5   0.3  -0.6  -0.4   2.6  -6.4   2.3  -7.5  -4.8  11.1   6.7   3.5 
2517  -4.3  -8.2   0.4  -0.7  -0.7   2.9  -6.4   2.5  -6.8  -4.1  11.1   6.6   3.5 
2518  -4.5  -8.4   0.1  -0.3  -0.6   2.3  -5.9   2.2  -6.2  -3.3  10.7   6.4     m 
2519  -4.1  -8.1   0.2  -0.4  -0.5   2.1  -5.9   1.9  -5.6  -3.4  10.2   5.6   3.5 
2520  -3.8  -7.6   0.1  -0.3  -0.6   1.8  -5.8   1.7  -5.2  -2.9   9.4   4.9   3.9 
2521  -3.6  -7.1   0.1  -0.1  -0.6   1.7  -5.9   1.6  -4.7  -2.6   8.8   4.3   4.4 
2522  -3.3  -7.0   0.2  -0.1  -0.4   1.3  -5.5   1.1  -4.2  -2.0   8.3   4.0   4.5 
2523  -3.3  -6.8  -0.2   0.2  -0.7   0.9  -5.6   1.1     m     m   7.7   3.3   5.0 
2600  -3.5  -6.4  -0.3   0.0  -1.0   1.3  -5.7   1.6     m     m   7.7   3.5   5.3 
2601  -3.2  -6.1  -0.2  -0.4  -1.0   1.3  -5.5   1.5     m     m   7.4   3.1   5.3 
2602  -3.4  -5.8  -0.6   0.3  -0.9   0.9     m   1.5     m     m   6.7   2.6   5.5 
2603  -2.9  -5.0  -0.1   0.3  -1.0   1.9  -4.9   2.0  -1.4   0.4   6.9   2.9   5.6 
2604  -2.6  -5.0   0.0   0.6  -0.3   2.1  -4.4   2.1  -0.2   1.4   7.1   3.4   5.4 
2605     m     m   0.5  -0.1   0.0   2.9  -4.3   2.4   1.4   2.2     m   3.4   5.1 
2606     m     m   0.8   0.1   0.0   3.3  -3.9   2.5   2.0   2.6     m   3.4   4.9 

 


Forecast Model Pressure Differences

 North American Mesoscale Model

Model Forecast Pressure Gradient Table
National Weather Service, Anchorage AK Forecast Office
Mon Feb 26 03:30:01 GMT 2024

('    ', 'ETA242', 'Pressure Difference Forecast (', '20240226_0000', ' UTC)')
DDHH  PAWR- PACV- PATK- PANC- PATK- PAGK- PANC- PAGK- PAHO- PADQ- PAGK- PAGK- PANN-
      PANC  PANC  PANC  PAHO  PAEN  PANC  PAMC  PATK  PAKN  PAKN  PACV  PAVD  PATK 
2600  -2.1  -6.7  -0.3  -0.0  -1.0   0.4  -5.7   0.7  -3.9  -1.6   7.1   5.1   5.9
2603  -0.5  -5.3  -0.1   0.8  -0.1   0.6  -3.8   0.7  -1.4   0.1   5.9   2.4   5.8
2606   1.1  -3.4   0.9   0.8   1.0   3.8  -2.8   2.9   1.8   2.1   7.2   3.0   4.7
2609   1.7  -1.6   1.7   1.6   2.1   7.2  -1.7   5.5   4.5   4.1   8.8   4.7   4.4
2612   2.4   0.6   2.1   2.6   2.9   9.6  -0.6   7.5   7.2   5.2   9.0   4.9   4.4
2615   3.5   3.7   2.9   2.7   3.1  10.5   0.5   7.7  10.1   6.4   6.9   2.2   3.8
2618   4.0   4.4   2.4   4.2   3.6  11.3   1.6   8.9   9.1   3.6   6.9   4.2   3.2
2621   3.5   6.6   3.3   5.1   4.9   9.9   1.2   6.7   6.2  -0.7   3.3   4.4   2.0
2700   2.3   8.1   3.8   6.0   5.8   9.9  -0.8   6.0   3.6   0.9   1.7   2.1   2.7
2703   2.2   7.6   3.6   8.3   6.3   9.3  -2.7   5.7   0.7   2.2   1.7   1.1   4.7
2706   1.2   6.1   4.4   8.9   7.7  10.0  -5.8   5.5  -2.5   0.7   3.8   2.9   6.2
2709   0.7   4.2   4.7   7.6   7.4  10.2  -9.2   5.5  -5.5  -1.5   6.0   4.5   7.4
2712  -0.4   0.7   3.1   6.5   5.4   7.8 -10.4   4.7  -8.1  -3.8   7.2   5.1   8.6
2715  -0.7  -1.4   1.9   4.0   3.0   5.5 -12.1   3.6  -9.5  -6.8   6.9   3.9   9.3
2718  -0.8  -3.0   1.8   2.4   2.0   4.7 -14.7   2.9 -11.7  -9.5   7.8   4.2  10.0
2721  -1.5  -4.1   1.1   1.2   0.9   3.2 -16.1   2.1 -12.9 -10.9   7.4   4.5  11.2
2800  -2.7  -4.8   0.4   0.6   0.2   0.9 -16.6   0.4 -13.9 -11.9   5.7   4.2  12.1
2803  -2.6  -6.2   1.6   1.0   1.6  -0.5 -17.1  -2.0 -14.7 -12.7   5.8   2.7  11.0
2806  -3.2  -8.4   2.0   1.6   1.9  -1.0 -16.6  -3.1 -15.3 -13.4   7.4   4.3   9.9
2809  -3.6 -10.5   2.2   1.7   1.8  -0.7 -16.7  -3.0 -15.3 -13.9   9.8   5.2   9.4
2812  -3.8 -11.6   2.6   1.4   1.9  -0.5 -16.8  -3.1 -16.0 -15.0  11.1   5.3   8.9
2815  -3.7 -12.4   2.4   0.9   1.6  -0.0 -16.6  -2.4 -16.5 -15.4  12.4   6.0   8.7
2818  -3.7 -12.9   2.3   0.5   1.5  -0.3 -16.1  -2.6 -16.6 -15.3  12.6   6.2   8.6
2821  -4.1 -12.4   2.5   0.7   1.6  -0.8 -16.0  -3.3 -17.5 -15.3  11.6   6.2   9.2
2900  -3.9 -11.9   3.1   0.4   2.1  -1.1 -16.0  -4.2 -16.8 -14.2  10.8   5.6   9.4
2903  -3.6 -11.5   3.8   0.5   2.7  -0.1 -16.4  -3.9 -15.9 -13.4  11.3   5.1   9.3
2906  -3.5 -11.9   4.2   0.7   2.9   1.0 -16.7  -3.2 -15.1 -13.2  13.0   6.1   9.1
2909  -3.5 -12.3   4.0   0.9   2.8   1.8 -16.4  -2.1 -15.1 -13.9  14.1   6.5   8.9
2912  -3.3 -12.6   3.6   0.6   2.5   2.5 -16.4  -1.1 -15.7 -14.6  15.1   7.0   9.1