UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 28 APR 25 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 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 ------------------------------------------------------------------------------- SFC 1010 6 25.8 21.2 76 4.6 22.5 325 1 298.1 301.0 295.3 344.2 15.88 1 1000 91 25.0 20.6 77 4.4 21.9 325 3 298.1 301.0 295.0 343.0 15.45 2 949 551 22.2 21.3 95 0.9 21.6 5 4 299.8 302.9 296.5 349.7 17.04 3 935 681 22.8 19.1 80 3.7 20.2 17 5 301.7 304.5 295.7 346.0 15.05 4 925 775 22.2 20.4 90 1.8 20.9 25 5 302.0 305.0 296.8 350.8 16.53 5 920 822 21.8 21.8 100 0.0 21.8 17 5 302.1 305.4 297.8 355.7 18.16 6 902 995 21.2 21.1 99 0.1 21.2 346 5 303.2 306.4 297.8 355.8 17.73 7 900 1014 21.0 16.1 74 4.9 17.7 343 5 303.1 305.5 294.7 341.4 12.89 8 892 1092 21.2 21.1 99 0.1 21.2 329 5 304.1 307.5 298.2 357.6 17.93 9 863 1379 20.0 19.7 98 0.3 19.8 278 5 305.8 308.9 298.0 356.7 16.98 10 852 1491 20.6 17.3 81 3.3 18.3 259 5 307.5 310.3 297.1 352.0 14.74 11 850 1511 20.6 17.7 83 2.9 18.5 255 5 307.7 310.6 297.4 353.5 15.16 12 831 1707 20.2 13.2 64 7.0 15.5 269 5 309.3 311.5 295.4 344.5 11.55 13 823 1790 19.4 15.9 80 3.5 17.0 275 4 309.3 311.9 297.0 351.7 13.94 14 812 1906 19.4 10.4 56 9.0 13.6 283 4 310.5 312.4 294.4 340.5 9.80 15 811 1917 19.4 10.4 56 9.0 13.6 284 4 310.6 312.5 294.5 340.7 9.81 16 757 2506 14.8 12.4 86 2.4 13.2 327 3 311.8 314.1 296.4 348.8 12.05 17 745 2642 14.6 8.6 67 6.0 10.8 336 2 313.0 314.8 294.8 342.3 9.46 18 700 3167 11.0 6.4 73 4.6 8.2 15 1 314.7 316.3 294.7 341.7 8.65 19 586 4618 -0.9 -1.2 98 0.3 -1.1 288 3 317.2 318.4 293.4 336.3 5.99 20 580 4701 0.4 -4.3 71 4.7 -1.9 283 3 319.7 320.6 293.1 335.2 4.80 21 569 4854 0.0 -6.0 64 6.0 -2.9 273 3 321.0 321.8 293.0 335.0 4.30 22 560 4982 -0.9 -5.5 71 4.6 -3.1 266 4 321.4 322.2 293.4 336.2 4.54 23 532 5391 -2.3 -29.3 11 27.0 -9.7 240 4 324.4 324.6 290.7 326.7 0.64 24 500 5880 -6.3 -32.3 11 26.0 -12.6 210 5 325.4 325.5 290.9 327.2 0.51 25 482 6166 -8.1 -35.1 9 27.0 -14.1 216 6 326.6 326.6 291.2 328.1 0.40 26 474 6295 -9.3 -16.3 57 7.0 -11.8 218 6 326.7 327.1 292.9 334.4 2.26 27 471 6344 -9.3 -28.3 20 19.0 -14.3 219 6 327.2 327.4 291.7 330.1 0.79 28 463 6477 -10.1 -34.1 12 24.0 -15.4 222 6 327.9 327.9 291.6 329.6 0.46 29 454 6628 -10.7 -32.7 15 22.0 -15.7 225 7 328.9 329.1 292.0 330.9 0.54 30 436 6937 -13.1 -14.1 92 1.0 -13.5 231 7 329.7 330.3 294.3 339.8 2.95 31 427 7096 -13.7 -18.7 66 5.0 -15.4 235 8 330.9 331.4 293.9 338.1 2.05 32 416 7294 -14.7 -17.2 81 2.5 -15.6 239 8 332.1 332.6 294.4 340.5 2.39 33 409 7422 -15.1 -24.1 46 9.0 -17.7 242 9 333.2 333.5 293.9 338.0 1.33 34 400 7590 -16.3 -22.3 60 6.0 -18.1 245 9 333.8 334.1 294.2 339.5 1.60 35 379 7994 -19.5 -20.4 93 0.9 -19.8 247 11 334.8 335.2 294.8 341.8 1.99 36 360 8375 -20.9 -27.9 53 7.0 -22.6 249 13 337.9 338.1 294.7 341.8 1.07 37 356 8458 -21.5 -25.5 70 4.0 -22.5 249 13 338.1 338.4 295.1 343.1 1.35 38 341 8774 -23.1 -30.1 53 7.0 -24.6 251 15 340.1 340.3 295.2 343.6 0.92 39 335 8904 -24.1 -32.1 48 8.0 -25.7 251 15 340.5 340.7 295.1 343.4 0.77 40 326 9102 -25.9 -28.9 76 3.0 -26.6 252 16 340.7 340.9 295.4 344.7 1.08 41 300 9700 -29.7 -34.7 62 5.0 -30.6 255 19 343.5 343.7 295.8 346.1 0.67 42 284 10087 -32.3 -39.3 50 7.0 -33.3 257 18 345.2 345.3 296.0 347.0 0.45 43 250 10970 -39.7 -45.7 53 6.0 -40.2 260 17 347.0 347.1 296.2 348.1 0.26 44 224 11714 -45.7 -52.7 45 7.0 -46.1 265 18 348.9 348.9 296.5 349.5 0.13 45 207 12236 -50.3 -55.3 55 5.0 -50.5 268 19 349.7 349.7 296.7 350.1 0.10 46 200 12460 -51.9 -56.9 55 5.0 -52.1 270 19 350.6 350.6 296.8 351.0 0.09 47 198 12525 -52.5 -56.8 60 4.3 -52.7 270 19 350.6 350.7 296.8 351.0 0.09 48 178 13205 -57.9 -65.9 35 8.0 -58.0 268 19 352.6 352.6 297.3 352.8 0.03 49 157 13983 -64.7 -69.4 52 4.7 -64.7 266 19 354.0 354.0 297.5 354.1 0.02 50 151 14220 -66.9 -72.9 42 6.0 -67.0 265 19 354.2 354.2 297.5 354.2 0.01 51 150 14260 -67.1 -73.1 42 6.0 -67.1 265 19 354.5 354.5 297.6 354.6 0.01 52 132 15021 -71.9 -78.9 34 7.0 -71.9 249 16 359.1 359.1 298.5 359.2 0.01 53 100 16620 -80.5 -85.5 43 5.0 -80.5 215 9 372.2 372.2 300.9 372.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 594.62 mb = 4508.63 m = 14791.91 ft Freezing level: 581.85 mb = 4675.46 m = 15339.24 ft Freezing level: 569.00 mb = 4854.40 m = 15926.33 ft Wetbulb zero: 599.15 mb = 4437.25 m = 14557.73 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 71.84 % Est. max temperature: 33.96 C = 93.14 F Sfc-Lift cond lev (LCL): 944.71 mb = 590.56 m = 1937.52 ft T: 22.38 C 700-500 lapse rate: 6.38 C/km ThetaE index: 14.41 C Layer 900.0- 892.0 mb Conv cond level (CCL): 791.28 mb = 2127.59 m = 6980.20 ft Mean mixing ratio: 16.36 g/kg Conv temperature: 38.79 C = 101.82 F Cap Strength: 3.91 C Lifted Index: -2.57 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.19 C Lifted Index @700 mb: 0.99 C Showalter Index: -4.56 C Risk: Severe thunderstorms possible Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 24.00 C K Index: 40.00 Risk: > 80 % chance of thunderstorms Sweat Index: 265.40 Risk: None Energy Index: -5.06 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 480.12 J/kg Max Up Vert Vel: 30.99 m/s Conv Inhibition (B-): 211.13 J/kg Cap Strength: 3.70 C Lift Cond Lev (LCL): 926.30 mb = 762.71 m = 2502.30 ft Lev Free Conv (LFC): 671.30 mb = 3508.81 m = 11511.71 ft Equ Level (EL): 291.30 mb = 9907.95 m = 32506.00 ft B at Equ Level: 478.78 J/kg Max Parcel Lev (MPL): 141.30 mb = 14615.69 m = 47951.16 ft Wind level data Storm motion: 286 at 3 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 1010 6 325 1 0.6 -0.8 | 87 2 -1.9 -0.1 1 1000 91 325 3 1.7 -2.5 | 22 2 -0.7 -1.7 2 925 775 25 5 -2.1 -4.5 | 50 6 -4.5 -3.8 3 850 1511 255 5 4.8 1.3 | 230 3 2.4 2.0 4 700 3167 15 1 -0.3 -1.0 | 85 3 -2.7 -0.3 5 500 5880 210 5 2.5 4.3 | 181 5 0.1 5.0 6 400 7590 245 9 8.2 3.8 | 232 7 5.7 4.5 7 300 9700 255 19 18.4 4.9 | 251 17 15.9 5.6 8 250 10970 260 17 16.7 3.0 | 256 15 14.3 3.7 9 200 12460 270 19 19.0 -0.0 | 268 17 16.6 0.7 10 150 14260 265 19 18.9 1.7 | 262 17 16.5 2.4 11 100 16620 215 9 5.2 7.4 | 199 9 2.7 8.1 Wind Parameters Mean winds (0-6000m): 256.3 at 3.4 knts Storm direction: 286.3 at 2.5 knts Shear (0-3000m) pos: 1.4 neg: 1.3 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -11.7 deg Storm rel helicity (0-3000m) pos: 4.8 neg: -10.0 tot: -5.1 m^2/s^2 ave: -1.7 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 168.27 Bulk Shear: 2.85 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 ------------------------------------------------------------------------------- 500 344 3 31 3| 3.6 0.0 3.6| 0.7 -0.9 -0.2 -0.3 -0.29| 4.8 -1.4 1000 2 4 38 4| 1.8 0.8 2.6| 1.9 -4.5 -2.6 -2.6 -0.34| 4.9 -1.7 1500 345 4 21 4| 1.2 2.5 3.7| 1.9 -10.0 -8.1 -5.4 -0.61| 5.9 -3.6 2000 322 4 354 3| 1.6 1.9 3.5| 3.1 -10.0 -6.9 -3.4 -0.41| 5.2 -2.1 2500 316 4 349 2| 1.6 1.5 3.1| 3.9 -10.0 -6.1 -2.4 -0.27| 4.6 -1.2 3000 310 4 344 2| 1.4 1.3 2.7| 4.8 -10.0 -5.1 -1.7 -0.18| 4.2 -0.8 4000 311 3 359 1| 1.1 1.0 2.1| 5.1 -10.8 -5.7 -1.4 -0.21| 3.4 -0.7 5000 296 3 328 1| 0.8 1.2 2.0| 5.1 -11.4 -6.4 -1.3 -0.27| 3.1 -0.8 6000 256 3 209 2| 0.7 1.2 1.9| 5.4 -13.8 -8.3 -1.4 -0.30| 3.0 -0.9 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20250428.00.gif