UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062300.upa.cvt Date: 0000Z 23 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 23 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 ------------------------------------------------------------------------------- SFC 1004 6 28.8 25.8 84 3.0 26.6 130 1 301.6 305.5 299.6 364.6 21.27 1 1000 45 28.0 25.0 84 3.0 25.8 135 3 301.1 304.9 298.9 361.2 20.33 2 951 491 24.6 23.9 96 0.7 24.1 164 8 302.1 305.7 299.0 361.3 20.01 3 925 735 24.0 22.3 90 1.7 22.8 180 11 303.8 307.3 298.6 359.4 18.63 4 899 985 23.0 19.6 81 3.4 20.6 199 12 305.3 308.3 297.4 353.7 16.17 5 895 1024 23.6 18.6 74 5.0 20.1 201 12 306.3 309.2 297.1 352.1 15.24 6 870 1272 22.8 15.8 65 7.0 17.9 220 12 308.0 310.4 296.1 347.5 13.09 7 850 1475 21.4 15.4 69 6.0 17.3 235 13 308.6 311.0 296.2 348.1 13.06 8 726 2825 12.6 10.4 86 2.2 11.2 227 21 313.2 315.2 296.0 347.1 10.98 9 700 3131 11.2 8.9 86 2.3 9.7 225 23 314.9 316.9 296.0 346.9 10.29 10 687 3288 10.0 7.8 86 2.2 8.6 224 22 315.2 317.1 295.6 345.6 9.72 11 637 3915 7.8 0.8 61 7.0 3.9 221 19 319.6 320.9 294.3 340.1 6.38 12 551 5101 1.4 -2.6 75 4.0 -0.7 214 13 325.6 326.7 295.4 344.5 5.74 13 534 5354 0.8 -9.2 47 10.0 -3.8 213 12 327.8 328.5 294.3 339.8 3.57 14 529 5429 0.2 -11.8 40 12.0 -5.0 213 11 328.0 328.5 293.8 337.9 2.93 15 500 5880 -3.1 -10.1 58 7.0 -6.2 210 9 329.3 330.0 294.6 341.3 3.55 16 481 6184 -5.3 -9.2 74 3.9 -7.1 195 8 330.2 331.0 295.2 343.7 3.96 17 463 6482 -6.7 -12.7 62 6.0 -9.2 181 8 332.1 332.7 295.0 342.8 3.11 18 449 6721 -6.7 -21.7 29 15.0 -11.8 169 7 335.0 335.3 294.4 340.4 1.50 19 426 7128 -9.5 -25.5 26 16.0 -14.3 149 6 336.5 336.8 294.5 340.7 1.13 20 405 7516 -12.5 -21.5 47 9.0 -15.4 130 5 337.5 337.9 295.2 343.7 1.69 21 400 7610 -13.3 -24.3 39 11.0 -16.6 125 5 337.7 338.0 295.0 342.6 1.34 22 398 7648 -13.5 -26.5 33 13.0 -17.1 124 5 337.9 338.2 294.8 342.0 1.10 23 394 7725 -14.3 -24.3 42 10.0 -17.3 121 5 337.9 338.1 295.0 342.8 1.36 24 393 7744 -14.1 -17.9 73 3.8 -15.4 120 5 338.4 338.9 295.9 346.9 2.38 25 383 7940 -14.5 -17.6 77 3.1 -15.6 112 5 340.3 340.9 296.5 349.3 2.51 26 339 8856 -20.9 -21.1 98 0.2 -21.0 76 6 343.7 344.2 296.9 351.4 2.10 27 316 9372 -24.1 -24.7 95 0.6 -24.2 55 7 346.2 346.6 297.1 352.3 1.63 28 315 9396 -24.1 -24.5 96 0.4 -24.2 54 7 346.6 346.9 297.3 352.8 1.67 29 310 9512 -25.3 -29.0 71 3.7 -26.2 50 7 346.5 346.7 296.8 350.7 1.12 30 300 9750 -27.1 -29.6 79 2.5 -27.6 40 7 347.2 347.4 296.9 351.4 1.10 31 291 9969 -29.1 -30.7 86 1.6 -29.4 39 7 347.4 347.6 296.9 351.3 1.02 32 279 10270 -31.1 -31.3 98 0.2 -31.2 38 8 348.7 348.9 297.2 352.6 1.00 33 276 10346 -31.5 -32.2 93 0.7 -31.6 38 8 349.2 349.4 297.3 352.8 0.93 34 256 10875 -35.9 -38.7 75 2.8 -36.2 36 9 350.3 350.4 297.1 352.4 0.53 35 250 11040 -37.3 -39.1 83 1.8 -37.5 35 9 350.6 350.7 297.2 352.7 0.52 36 246 11150 -38.5 -39.7 88 1.2 -38.7 37 10 350.4 350.5 297.1 352.4 0.49 37 243 11234 -39.1 -42.7 69 3.6 -39.5 38 11 350.8 350.9 297.1 352.3 0.36 38 241 11290 -39.7 -40.9 88 1.2 -39.8 39 11 350.7 350.8 297.2 352.5 0.44 39 239 11347 -40.1 -44.6 62 4.5 -40.5 40 12 350.9 351.0 297.1 352.2 0.30 40 235 11461 -40.9 -45.9 58 5.0 -41.3 42 13 351.4 351.5 297.2 352.5 0.27 41 232 11548 -41.5 -44.2 75 2.7 -41.8 43 14 351.8 351.9 297.3 353.1 0.32 42 213 12118 -46.5 -51.1 59 4.6 -46.8 53 19 352.7 352.8 297.4 353.4 0.16 43 204 12401 -48.9 -51.0 79 2.1 -49.0 58 22 353.3 353.4 297.5 354.1 0.17 44 200 12530 -49.9 -53.4 66 3.5 -50.1 60 23 353.8 353.8 297.5 354.3 0.13 45 198 12596 -50.5 -59.5 34 9.0 -50.8 59 23 353.8 353.8 297.5 354.1 0.06 46 187 12967 -53.3 -59.3 48 6.0 -53.5 54 23 355.1 355.1 297.8 355.4 0.07 47 172 13501 -58.1 -66.1 35 8.0 -58.2 47 24 355.8 355.8 297.9 355.9 0.03 48 163 13837 -61.1 -67.1 45 6.0 -61.2 42 24 356.2 356.3 298.0 356.4 0.03 49 155 14149 -63.3 -78.3 11 15.0 -63.4 38 25 357.7 357.7 298.2 357.7 0.01 50 150 14350 -64.9 -75.9 21 11.0 -65.0 35 25 358.3 358.3 298.4 358.3 0.01 51 135 14985 -69.5 -74.3 50 4.8 -69.5 43 28 361.1 361.1 298.9 361.1 0.01 52 127 15346 -72.7 -79.7 34 7.0 -72.8 47 29 361.7 361.7 299.0 361.7 0.01 53 100 16730 -77.9 -84.9 31 7.0 -77.9 65 35 377.2 377.2 301.8 377.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5835.00 m Freezing level: 527.24 mb = 5456.71 m = 17902.38 ft Wetbulb zero: 564.78 mb = 4898.82 m = 16072.04 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 73.46 % Est. max temperature: 35.65 C = 96.17 F Sfc-Lift cond lev (LCL): 961.86 mb = 390.05 m = 1279.66 ft T: 25.37 C 700-500 lapse rate: 5.20 C/km ThetaE index: 13.74 C Layer 925.0- 850.0 mb Conv cond level (CCL): 853.75 mb = 1436.60 m = 4713.20 ft Mean mixing ratio: 19.41 g/kg Conv temperature: 35.66 C = 96.18 F Cap Strength: 1.95 C Lifted Index: -3.53 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.98 C Lifted Index @700 mb: -2.00 C Showalter Index: 0.51 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 37.60 Risk: > 80 % chance of thunderstorms Sweat Index: 219.80 Risk: None Energy Index: -1.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1505.32 J/kg Max Up Vert Vel: 54.87 m/s Conv Inhibition (B-): 51.18 J/kg Cap Strength: 1.91 C Lift Cond Lev (LCL): 928.67 mb = 700.14 m = 2297.03 ft Lev Free Conv (LFC): 793.67 mb = 2061.87 m = 6764.57 ft Equ Level (EL): 133.67 mb = 15043.58 m = 49354.98 ft B at Equ Level: 1495.19 J/kg Wind level data Storm motion: 250 at 11 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 1004 6 130 1 -0.8 0.6 | 74 12 -11.2 -3.2 1 1000 45 135 3 -2.1 2.1 | 82 13 -12.6 -1.7 2 925 735 180 11 0.0 11.0 | 124 13 -10.5 7.2 3 850 1475 235 13 10.6 7.5 | 183 4 0.2 3.7 4 700 3131 225 23 16.3 16.3 | 205 14 5.8 12.5 5 500 5880 210 9 4.5 7.8 | 124 7 -6.0 4.0 6 400 7610 125 5 -4.1 2.9 | 86 15 -14.6 -0.9 7 300 9750 40 7 -4.5 -5.4 | 59 18 -15.0 -9.2 8 250 11040 35 9 -5.2 -7.4 | 54 19 -15.6 -11.2 9 200 12530 60 23 -19.9 -11.5 | 63 34 -30.4 -15.3 10 150 14350 35 25 -14.3 -20.5 | 46 35 -24.8 -24.3 11 100 16730 65 35 -31.7 -14.8 | 66 46 -42.2 -18.6 Wind Parameters Mean winds (0-6000m): 220.1 at 14.9 knts Storm direction: 250.1 at 11.1 knts Shear (0-3000m) pos: 2.3 neg: 1.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 130.7 deg Storm rel helicity (0-3000m) pos: 58.6 neg: 0.0 tot: 58.6 m^2/s^2 ave: 19.5 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.6 10^-3/s Energy-Hel index: 0.54 Bulk Rich Number: 63.86 Bulk Shear: 23.57 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 ------------------------------------------------------------------------------- 500 157 5 95 13| 7.8 0.0 7.8| 26.6 0.0 26.6 53.3 0.96| 8.4 8.0 1000 178 8 111 12| 5.9 0.0 5.9| 47.0 0.0 47.0 47.0 0.89| 8.1 7.2 1500 197 9 124 9| 4.6 0.0 4.6| 55.2 0.0 55.2 36.8 0.81| 8.0 6.5 2000 210 11 137 8| 3.5 0.8 4.3| 56.9 0.0 56.9 28.5 0.76| 6.8 5.2 2500 216 12 152 7| 2.8 1.3 4.1| 58.1 0.0 58.1 23.3 0.70| 6.1 4.3 3000 219 14 165 7| 2.3 1.6 3.9| 58.6 0.0 58.6 19.5 0.64| 5.6 3.6 4000 221 15 177 8| 1.7 0.9 2.6| 58.6 -11.1 47.4 11.9 0.46| 4.9 2.2 5000 220 16 177 8| 1.4 0.5 1.9| 58.6 -21.9 36.7 7.3 0.30| 4.5 1.3 6000 220 15 173 8| 1.2 0.6 1.8| 58.6 -31.3 27.2 4.5 0.16| 4.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250623.00.gif