UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061412.upa.cvt Date: 1200Z 14 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 14 JUN 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -2 120 1 SFC 999 6 34.0 25.0 60 9.0 27.1 120 1 307.2 311.0 300.4 368.8 20.35 2 925 700 28.2 22.2 70 6.0 23.8 155 13 308.1 311.6 299.5 364.3 18.51 3 861 1334 23.0 21.1 89 1.9 21.6 214 10 309.1 312.6 299.8 365.7 18.60 4 850 1447 22.6 20.7 89 1.9 21.2 225 9 309.8 313.3 299.8 365.9 18.37 5 787 2116 19.4 14.4 73 5.0 16.0 259 11 313.3 315.8 297.5 354.1 13.23 6 724 2831 15.6 6.6 55 9.0 10.0 295 12 316.7 318.3 295.1 343.4 8.48 7 700 3117 13.2 7.2 67 6.0 9.5 310 13 317.1 318.9 295.7 345.9 9.15 8 674 3434 11.0 6.0 71 5.0 7.9 306 13 318.1 319.8 295.7 345.7 8.74 9 640 3866 9.6 1.6 57 8.0 5.0 301 12 321.2 322.6 295.0 342.9 6.73 10 572 4788 3.2 -1.7 70 4.9 0.5 289 11 324.2 325.4 295.2 343.6 5.92 11 501 5854 -2.1 -12.1 46 10.0 -6.4 275 9 330.3 330.9 294.5 340.6 3.02 12 500 5870 -2.1 -11.1 50 9.0 -6.1 275 9 330.5 331.1 294.7 341.7 3.28 13 474 6293 -5.3 -8.5 78 3.2 -6.8 279 9 331.6 332.5 295.7 346.1 4.25 14 464 6460 -5.5 -12.5 58 7.0 -8.5 280 10 333.4 334.0 295.3 344.3 3.16 15 426 7126 -9.9 -17.9 52 8.0 -12.8 286 10 336.0 336.5 295.2 343.8 2.20 16 406 7496 -12.3 -14.1 86 1.8 -13.0 289 11 337.6 338.2 296.3 348.7 3.17 17 400 7610 -13.1 -15.2 84 2.1 -13.9 290 11 338.0 338.6 296.3 348.3 2.94 18 379 8018 -15.5 -15.5 100 0.0 -15.5 290 11 340.0 340.7 296.8 350.8 3.02 19 376 8077 -15.7 -18.1 82 2.4 -16.6 290 11 340.6 341.1 296.5 349.3 2.45 20 370 8198 -15.3 -23.3 50 8.0 -17.8 290 10 342.7 343.0 296.3 348.5 1.58 21 365 8301 -16.3 -22.3 60 6.0 -18.2 290 10 342.7 343.0 296.4 349.1 1.75 22 356 8487 -17.9 -28.9 38 11.0 -20.7 290 10 343.0 343.2 295.9 346.7 0.99 23 354 8530 -17.3 290 10 344.3 24 317 9348 -21.7 -55.7 3 34.0 -25.5 290 9 349.3 349.3 296.5 349.5 0.06 25 300 9750 -24.9 -40.9 21 16.0 -27.5 290 9 350.3 350.4 297.0 351.7 0.36 26 280 10249 -28.9 -39.9 34 11.0 -30.6 269 7 351.5 351.6 297.3 353.2 0.42 27 274 10403 -30.1 -50.1 12 20.0 -32.2 263 7 352.0 352.0 297.2 352.6 0.14 28 259 10802 -33.3 -47.3 23 14.0 -34.8 246 6 353.0 353.0 297.4 353.8 0.21 29 257 10857 -33.9 -40.9 49 7.0 -34.8 243 6 352.9 353.0 297.6 354.6 0.42 30 252 10994 -35.1 -41.1 54 6.0 -35.8 237 5 353.1 353.2 297.7 354.8 0.42 31 250 11050 -35.3 -41.3 54 6.0 -36.1 235 5 353.6 353.7 297.7 355.3 0.41 32 245 11191 -36.5 -49.5 25 13.0 -37.7 230 5 353.8 353.9 297.6 354.6 0.17 33 230 11627 -39.5 -42.3 75 2.8 -39.8 214 5 355.7 355.8 298.2 357.4 0.40 34 227 11717 -40.3 -43.6 71 3.3 -40.6 211 5 355.8 355.9 298.2 357.3 0.35 35 200 12570 -47.7 -50.9 69 3.2 -47.9 180 5 357.2 357.3 298.3 358.0 0.18 36 176 13395 -55.7 -59.9 59 4.2 -55.8 173 5 357.4 357.4 298.2 357.7 0.07 37 167 13725 -57.9 -62.9 53 5.0 -58.0 171 5 359.1 359.1 298.5 359.3 0.05 38 152 14309 -62.9 -66.1 65 3.2 -63.0 166 5 360.4 360.4 298.8 360.5 0.03 39 150 14390 -63.7 -67.5 60 3.8 -63.7 165 5 360.3 360.4 298.8 360.5 0.03 40 146 14555 -65.5 -71.5 43 6.0 -65.5 156 6 360.0 360.0 298.7 360.1 0.02 41 115 15969 -77.1 -81.5 49 4.4 -77.1 76 18 363.9 363.9 299.5 363.9 0.00 42 108 16329 -78.7 -83.3 47 4.6 -78.7 55 21 367.5 367.5 300.1 367.5 0.00 43 100 16770 -76.5 -85.5 23 9.0 -76.5 80 25 379.9 379.9 302.2 379.9 0.00 TRP 108 16329 -78.7 -83.3 47 4.6 -78.7 55 21 367.5 367.5 300.1 367.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5872.00 m Freezing level: 529.13 mb = 5431.86 m = 17820.83 ft Wetbulb zero: 566.43 mb = 4867.14 m = 15968.13 ft Precipitable water: 2.53 inches Sfc-500 mean rel hum: 66.99 % Est. max temperature: 36.64 C = 97.94 F Sfc-Lift cond lev (LCL): 878.22 mb = 1159.10 m = 3802.78 ft T: 24.44 C 700-500 lapse rate: 5.56 C/km ThetaE index: 22.52 C Layer 787.0- 700.0 mb Conv cond level (CCL): 810.87 mb = 1856.19 m = 6089.79 ft Mean mixing ratio: 19.19 g/kg Conv temperature: 38.71 C = 101.67 F Cap Strength: 1.31 C Lifted Index: -4.29 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.47 C Lifted Index @700 mb: -1.35 C Showalter Index: -4.23 C Risk: Severe thunderstorms possible Total Totals Index: 47.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 22.80 C K Index: 39.40 Risk: > 80 % chance of thunderstorms Sweat Index: 275.40 Risk: None Energy Index: -4.67 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2139.98 J/kg Max Up Vert Vel: 65.42 m/s Conv Inhibition (B-): 50.58 J/kg Cap Strength: 1.32 C Lift Cond Lev (LCL): 858.95 mb = 1355.26 m = 4446.35 ft Lev Free Conv (LFC): 733.95 mb = 2714.10 m = 8904.42 ft Wind level data Storm motion: 306 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 999 6 120 1 -0.9 0.5 | 125 9 -7.2 5.2 1 925 700 155 13 -5.5 11.8 | 144 20 -11.9 16.4 2 850 1447 225 9 6.4 6.4 | 180 11 -0.0 11.0 3 700 3117 310 13 10.0 -8.4 | 316 5 3.6 -3.7 4 500 5870 275 9 9.0 -0.8 | 214 5 2.6 3.9 5 400 7610 290 11 10.3 -3.8 | 257 4 4.0 0.9 6 300 9750 290 9 8.5 -3.1 | 233 3 2.1 1.6 7 250 11050 235 5 4.1 2.9 | 163 8 -2.3 7.5 8 200 12570 180 5 0.0 5.0 | 147 12 -6.4 9.7 9 150 14390 165 5 -1.3 4.8 | 141 12 -7.7 9.5 10 108 16329 55 21 -17.2 -12.0 | 73 25 -23.6 -7.4 11 100 16770 80 25 -24.6 -4.3 | 91 31 -31.0 0.3 Wind Parameters Mean winds (0-6000m): 276.1 at 10.5 knts Storm direction: 306.1 at 7.9 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 176.0 deg Storm rel helicity (0-3000m) pos: 93.7 neg: 0.0 tot: 93.7 m^2/s^2 ave: 31.2 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 5.0 10^-3/s Energy-Hel index: 1.05 Bulk Rich Number: 82.16 Bulk Shear: 26.05 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 154 5 137 13| 9.0 0.0 9.0| 10.7 0.0 10.7 21.4 0.31| 9.3 2.9 1000 159 9 143 16| 5.6 0.0 5.6| 49.4 0.0 49.4 49.4 0.56| 9.8 5.5 1500 173 9 151 16| 3.3 0.0 3.3| 69.1 0.0 69.1 46.0 0.58| 9.3 5.4 2000 191 9 161 15| 2.8 0.0 2.8| 78.7 0.0 78.7 39.4 0.62| 8.2 5.1 2500 209 10 173 13| 2.6 0.0 2.6| 86.6 0.0 86.6 34.6 0.65| 7.6 4.9 3000 228 10 186 11| 2.4 0.0 2.4| 93.7 0.0 93.7 31.2 0.69| 7.3 5.0 4000 261 11 213 8| 1.7 0.2 1.9| 95.2 -2.8 92.4 23.1 0.61| 5.9 3.6 5000 273 11 226 6| 1.4 0.4 1.8| 95.2 -5.7 89.5 17.9 0.52| 5.0 2.6 6000 276 11 229 5| 1.2 0.5 1.7| 95.4 -8.0 87.4 14.6 0.46| 4.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250614.12.gif