Davis 00Z 700hPa height 1959 - - - 2572.7 2593.1 2631.4 2548.2 2578.0 2503.3 2550.7 2547.9 2688.7 1960 2662.6 2624.8 2507.2 2574.1 2571.3 2524.7 2510.7 2543.0 2448.6 2554.1 2585.7 - 1961 - 2699.3 2610.8 2607.2 2577.1 2618.2 2523.3 2525.0 2611.1 2571.2 2637.5 2610.3 1962 2625.2 2630.0 2579.7 2554.3 2558.1 2665.5 2499.0 2447.3 2507.3 2503.5 2624.7 2632.6 1963 2625.8 2603.5 2564.7 2560.7 2587.9 2563.1 2528.4 2667.3 2560.7 2498.7 2543.3 2689.4 1964 2733.5 2650.4 2594.5 2562.3 2501.5 2683.9 2717.4 2561.5 2466.0 2499.0 - - 1965 - - - - - - - - - - - - 1966 - - - - - - - - - - - - 1967 - - - - - - - - - - - - 1968 - - - - - - - - - - - - 1969 - - - 2601.4 2596.9 - 2489.3 2444.7 2504.1 2568.4 2616.6 2670.6 1970 2657.7 2618.6 2628.1 2618.3 2579.4 2569.6 2549.0 2497.0 2546.3 2561.0 2595.7 2700.3 1971 2728.1 2664.3 2584.8 2611.7 2631.6 2529.3 2542.9 2540.7 2575.3 2551.3 2592.7 2711.6 1972 2715.3 2651.4 2648.4 2626.9 2572.0 2599.3 2589.0 2638.3 2570.3 2546.5 2570.7 2673.5 1973 2707.1 2639.3 2531.7 2579.3 2641.3 2592.0 2509.0 2479.4 2554.3 2558.4 2615.7 2621.0 1974 2679.4 2618.2 2563.5 2620.3 2563.2 2587.2 2558.1 2615.8 2473.3 2565.2 2654.1 2740.3 1975 2711.9 2661.1 2607.4 2557.0 2648.4 2605.0 2582.3 2501.0 2511.8 2513.5 2590.3 2684.5 1976 2706.8 2647.2 2595.8 2530.3 2518.4 2538.7 2511.3 2493.5 2454.0 2517.1 2647.3 2780.0 1977 2731.0 2656.8 2589.0 2582.3 2598.7 2619.7 2596.8 2602.9 2433.7 2494.5 2583.7 2661.0 1978 2638.3 2651.0 2629.0 2590.7 2601.7 2567.6 2626.5 2444.2 2519.7 2521.0 2617.0 2644.4 1979 2681.8 2616.5 2547.4 2591.3 2526.8 2522.8 2479.3 2498.6 2506.2 2511.4 2640.7 2701.9 1980 2708.0 2665.5 2623.2 2642.7 2530.3 2516.4 2581.0 2587.3 2560.0 2519.0 2632.7 2675.8 1981 2675.3 2629.6 2642.0 2629.7 2571.4 2540.0 2584.5 2599.0 2519.0 2494.2 2584.7 2629.7 1982 2680.0 2627.9 2537.1 2493.7 2519.0 2512.0 2557.4 2476.4 2458.2 2543.2 2659.0 2746.1 1983 2705.5 2675.0 2600.6 2559.7 2594.5 2567.1 2512.3 2534.7 2529.7 2514.1 2549.7 2628.4 1984 2706.8 2642.8 2589.0 2580.4 2609.4 2565.2 2499.0 2559.4 2504.3 2461.3 2608.7 2732.9 1985 2734.3 2636.4 2588.1 2596.3 2580.7 2618.0 2412.8 2497.6 2505.3 2505.2 2527.6 2632.0 1986 2682.3 2724.3 2653.5 2559.7 2628.7 2567.3 2490.0 2521.0 2463.0 2478.7 2585.3 2631.6 1987 2732.6 2662.1 2591.0 2591.0 2550.0 2577.9 2573.2 2439.4 2514.3 2506.8 2581.0 2656.5 1988 2694.8 2602.9 2605.2 2543.1 - 2640.5 2504.3 2507.4 2572.0 2613.6 2566.6 2623.9 1989 2685.5 2620.7 2571.0 2584.0 2449.7 2530.0 2503.5 2563.2 2538.9 2540.7 2611.9 2670.4 1990 2700.3 2617.5 2610.7 2655.2 2647.4 2583.4 2660.0 2493.0 2451.3 2561.6 2621.7 2654.7 1991 2624.5 2650.2 2567.2 2592.4 2565.8 2613.0 2625.6 2515.5 2554.0 2500.0 2603.3 2737.6 1992 2698.7 2700.3 2624.8 2557.4 2658.2 2602.5 2516.5 2500.4 2485.2 2561.6 2558.4 2611.0 1993 2739.8 2584.3 2584.2 2556.9 2465.3 2516.6 2459.2 2445.3 2476.0 2485.9 2563.3 2637.9 1994 2664.8 2580.5 2546.7 2557.4 2595.8 - 2570.5 2474.6 2524.9 2526.8 2641.4 2587.9 1995 2637.8 2631.3 2588.1 2586.0 2528.0 2566.6 2671.3 2523.7 2424.7 2534.6 2610.4 2616.0 1996 2676.9 2673.0 2567.6 2566.2 2528.5 2589.5 2564.6 2546.8 2602.8 2522.7 2647.0 2668.2 1997 2661.7 2633.7 2547.1 2589.9 2520.5 2593.4 2472.6 2495.9 2472.4 2540.1 2630.9 2693.2 1998 2642.3 2625.8 2557.8 2442.3 2529.0 2518.3 2527.1 2487.1 2543.9 2535.5 2546.2 2589.0 1999 2654.3 2642.1 2619.6 2534.4 2521.2 2632.4 2521.4 2492.8 2515.3 2455.1 2563.5 2567.4 2000 2600.8 2604.3 2587.9 2604.0 2514.4 2590.1 2545.2 2521.3 2569.9 2464.4 2632.6 2708.7 2001 2653.8 2690.6 2594.2 2518.3 2567.7 2534.0 2554.8 2484.5 2476.6 2503.9 2568.8 2621.7 2002 2637.3 2565.2 2643.4 2565.2 2663.6 2564.5 2581.2 2473.5 2557.1 2609.8 2598.8 2594.7 2003 2714.2 2662.4 2609.3 2535.6 2567.1 2641.0 2554.9 2479.3 2529.0 2531.0 2601.2 2703.0 2004 2664.3 2697.1 2555.9 2537.1 2586.2 2498.0 - 2483.8 2465.2 2560.2 2604.4 2689.5 2005 2675.0 2614.3 2619.4 2524.9 2570.3 2612.8 2543.8 2496.6 2497.2 2528.7 2588.0 2753.4 2006 2660.6 2627.9 2587.5 2587.2 2512.9 2530.0 2450.9 2616.1 2536.2 2517.6 2579.3 2628.4 2007 2679.4 2617.8 2606.1 2613.3 2595.5 2635.9 2654.6 2556.1 2537.7 2558.7 2616.7 2612.2 2008 2633.4 2593.6 2595.6 2599.6 2605.4 2522.5 2573.6 2475.5 2502.7 2466.0 2564.8 2637.6 2009 2663.0 2661.5 2597.6 2588.1 2600.8 2632.1 2571.6 2555.3 2570.2 2541.1 2623.1 2646.5 2010 2721.5 2681.1 2609.8 2573.5 2541.3 2489.2 2432.7 2459.0 2520.2 2526.0 2586.5 2672.2 2011 2713.1 2613.0 2612.4 2606.0 2541.9 2601.5 2598.1 2483.2 2558.1 2516.7 2684.1 2591.0 2012 2603.5 2651.7 2576.1 2564.1 2558.6 2561.3 2479.6 2508.5 2490.8 2537.0 2656.5 2699.7 2013 2677.5 2599.6 2529.3 2573.5 2533.2 2617.1 2551.2 2593.8 2608.4 2587.5 2645.2 2654.9 2014 2685.5 2626.4 2598.1 2549.9 2617.4 2543.6 2518.2 2499.1 2566.2 2534.9 2619.8 2605.1 2015 2665.1 2583.4 2588.0 - - - - - - 2523.4 2564.3 2648.2 2016 2626.9 2625.3 2531.1 2549.0 2529.4 2486.5 2516.3 2571.9 2450.0 2547.7 2650.5 2674.4 2017 2715.9 2655.5 2588.3 2506.8 2532.5 2544.3 2559.4 2472.6 2477.0 2529.7 2606.8 2637.1 2018 2650.9 2632.4 2607.8 2623.8 2552.5 2620.9 2539.6 2585.9 2474.3 2485.7 2565.4 2647.7 2019 2642.9 2669.7 2608.7 2601.0 2602.0 2538.5 2562.5 2526.2 2496.6 2597.9 2682.3 2738.3 2020 2712.6 2638.4 2539.3 2594.6 2569.8 2580.4 2571.6 2605.8 2525.2 2547.4 2630.3 2599.6 2021 2620.8 2592.8 2603.6 2544.8 2535.1 2541.8 2578.1 2515.0 2467.4 2538.7 2572.6 2607.6 2022 2654.2 2608.0 2590.6 2552.0 2581.1 2622.2 2523.8 2558.8 2477.4 2546.8 2520.7 2585.9 2023 2589.8 2617.3 2621.1 2607.4 2542.3 2610.6 2537.2 2483.8 2559.0 2542.9 2578.2 2607.4 2024 2645.1 2593.2 2565.4 2529.4 - - - - - - - -