MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/models/nam_218/2509251200F075.nam218 Reading from grid file:/home/data/models/nam_218/2509251200F075.nam218 Searching file for grids... Date: 75 hour NAM valid 15Z SUN 28 SEP 25 Station: 20.98,-89.65 Latitude: 20.98 Longitude: -89.65 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1012 9 30.9 23.1 63 7.8 25.2 125 4 303.0 306.3 297.9 356.1 17.90 1 1000 117 28.3 22.7 72 5.5 24.2 127 4 301.4 304.7 297.4 353.5 17.68 2 950 572 23.6 21.8 90 1.8 22.3 132 5 301.1 304.3 297.3 352.8 17.56 3 900 1043 21.2 19.1 88 2.1 19.8 80 4 303.4 306.3 296.6 350.0 15.69 4 850 1538 19.4 11.5 60 7.9 14.3 39 4 306.5 308.4 293.6 337.0 10.11 5 800 2058 17.1 5.4 46 11.7 10.2 74 5 309.4 310.7 292.0 331.0 7.04 6 750 2605 13.4 4.3 54 9.1 8.1 98 4 311.1 312.5 292.4 332.6 6.94 7 700 3181 9.7 1.4 56 8.3 5.1 173 3 313.2 314.3 292.3 332.2 6.05 8 650 3793 6.3 -3.2 51 9.5 1.5 213 2 316.1 317.0 292.0 331.0 4.66 9 600 4445 3.0 -10.6 36 13.6 -2.9 276 3 319.6 320.1 291.4 329.0 2.84 10 550 5144 -1.2 -6.6 67 5.4 -3.8 311 4 322.6 323.4 293.4 336.5 4.23 11 500 5898 -5.0 -15.7 43 10.7 -9.1 14 6 326.9 327.3 293.0 334.6 2.25 12 450 6720 -9.2 -31.6 14 22.4 -14.7 19 8 331.6 331.8 292.7 333.9 0.60 13 400 7620 -14.9 -31.2 24 16.3 -18.7 13 10 335.6 335.7 293.9 338.2 0.71 14 350 8616 -21.9 -38.3 21 16.3 -24.7 44 8 339.2 339.3 294.5 340.7 0.40 15 300 9730 -31.4 -50.8 13 19.4 -33.1 22 15 341.1 341.1 294.7 341.6 0.12 16 250 10989 -42.2 -56.6 19 14.4 -42.9 357 18 343.3 343.3 295.2 343.6 0.07 17 200 12460 -53.1 -70.9 10 17.7 -53.4 327 18 348.7 348.7 296.4 348.7 0.01 18 150 14250 -67.3 -76.2 28 8.8 -67.4 295 6 354.1 354.1 297.5 354.1 0.01 19 100 16618 -76.3 -84.4 27 8.1 -76.3 64 11 380.3 380.3 302.3 380.3 0.00 TRP 0 WND 0 Sounding variables and indices 1000-500 mb thick: 5781.18 m Freezing level: 564.68 mb = 4938.85 m = 16203.37 ft Wetbulb zero: 633.11 mb = 4007.50 m = 13147.81 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 58.66 % Est. max temperature: 33.65 C = 92.56 F Sfc-Lift cond lev (LCL): 905.12 mb = 993.91 m = 3260.82 ft T: 21.49 C 700-500 lapse rate: 5.42 C/km ThetaE index: 25.12 C Layer 1000.0- 750.0 mb Conv cond level (CCL): 870.70 mb = 1329.77 m = 4362.71 ft Mean mixing ratio: 17.34 g/kg Conv temperature: 33.11 C = 91.60 F Cap Strength: 1.02 C Lifted Index: -3.07 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.53 C Lifted Index @700 mb: -1.66 C Showalter Index: 3.02 C Risk: None Total Totals Index: 41.07 C Risk: None Vertical Totals Index: 24.48 C Cross Totals Index: 16.59 C K Index: 27.75 Risk: 40-60 % chance of thunderstorms Sweat Index: 152.44 Risk: None Energy Index: -0.42 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1297.27 J/kg Max Up Vert Vel: 50.94 m/s Conv Inhibition (B-): 45.62 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 916.44 mb = 885.49 m = 2905.11 ft Lev Free Conv (LFC): 761.44 mb = 2476.35 m = 8124.40 ft Equ Level (EL): 161.44 mb = 13792.78 m = 45251.36 ft B at Equ Level: 1295.40 J/kg Wind Parameters Mean winds (0-6000m): 71.9 at 3.8 knts Storm direction: 101.9 at 2.8 knts Shear (0-3000m) pos: 1.1 neg: 1.1 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 51.5 deg Storm rel helicity (0-3000m) pos: 3.8 neg: -2.4 tot: 1.4 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 603.71 Bulk Shear: 2.15 m/s