UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 22 OCT 25 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 1009 65 17.6 14.1 80 3.5 15.4 75 3 290.0 291.8 288.2 318.4 10.07 1 1000 141 17.0 13.8 81 3.2 15.0 75 3 290.1 291.9 288.2 318.2 9.96 2 982 296 16.8 13.3 80 3.5 14.6 23 9 291.5 293.2 288.5 319.3 9.81 3 965 445 14.6 13.0 90 1.6 13.6 36 13 290.7 292.4 288.2 318.4 9.79 4 953 551 16.6 13.3 81 3.3 14.6 48 15 293.8 295.6 289.6 322.7 10.12 5 925 805 15.0 13.2 89 1.8 13.8 65 23 294.6 296.5 290.1 324.4 10.36 6 890 1133 14.4 13.3 93 1.1 13.7 79 35 297.3 299.3 291.3 328.8 10.85 7 862 1405 17.2 14.1 82 3.1 15.1 62 29 302.9 305.1 293.8 338.0 11.82 8 850 1525 16.6 14.3 86 2.3 15.1 50 23 303.5 305.8 294.2 339.6 12.15 9 763 2443 13.8 9.0 73 4.8 10.8 317 5 310.0 311.8 294.1 339.1 9.49 10 750 2588 14.0 8.0 67 6.0 10.3 294 4 311.8 313.5 294.2 339.6 9.01 11 700 3168 10.4 4.4 66 6.0 6.9 185 5 314.0 315.4 293.7 337.5 7.51 12 590 4570 1.2 -0.5 88 1.7 0.3 205 23 319.0 320.3 294.1 339.1 6.27 13 561 4975 -0.3 -0.3 100 0.0 -0.3 221 14 321.9 323.2 295.1 343.5 6.69 14 500 5890 -4.7 -4.8 99 0.1 -4.8 245 19 327.3 328.4 295.6 345.1 5.36 15 425 7156 -10.9 -12.5 88 1.6 -11.6 230 21 335.0 335.7 296.0 346.9 3.45 16 400 7620 -14.1 -14.9 94 0.8 -14.4 215 19 336.7 337.3 296.0 347.2 3.01 17 355 8515 -20.1 -20.5 97 0.4 -20.3 215 15 340.3 340.7 296.1 347.9 2.11 18 333 8986 -23.1 -25.5 81 2.4 -23.7 216 15 342.5 342.8 296.1 347.8 1.44 19 321 9253 -25.9 -36.9 35 11.0 -27.8 219 19 342.2 342.3 295.3 344.2 0.50 20 314 9412 -26.7 -31.7 63 5.0 -27.7 221 22 343.2 343.4 295.8 346.5 0.86 21 300 9740 -29.1 -33.8 64 4.7 -29.9 225 27 344.4 344.5 296.0 347.2 0.73 22 296 9836 -29.7 -33.7 68 4.0 -30.4 225 28 344.8 345.0 296.1 347.7 0.75 23 291 9958 -30.9 -38.9 45 8.0 -32.0 225 28 344.8 344.9 295.9 346.6 0.45 24 277 10307 -33.5 -37.1 70 3.6 -34.0 225 31 346.0 346.1 296.3 348.2 0.57 25 250 11020 -39.1 -42.3 72 3.2 -39.4 210 21 347.9 348.0 296.5 349.4 0.37 26 246 11130 -40.3 -44.6 63 4.3 -40.7 206 22 347.8 347.8 296.4 348.9 0.29 27 240 11297 -41.7 -44.3 76 2.6 -41.9 200 23 348.1 348.2 296.5 349.4 0.31 28 231 11555 -43.3 -44.3 90 1.0 -43.4 203 26 349.5 349.6 296.8 350.8 0.32 29 227 11672 -43.7 -47.7 64 4.0 -44.0 205 27 350.6 350.7 297.0 351.6 0.23 30 219 11912 -45.5 -48.9 68 3.4 -45.7 208 30 351.5 351.5 297.1 352.3 0.20 31 209 12221 -47.7 -55.7 39 8.0 -48.1 211 33 352.8 352.8 297.3 353.2 0.10 32 200 12510 -49.9 -59.9 30 10.0 -50.3 215 36 353.8 353.8 297.5 354.0 0.06 33 170 13554 -57.7 -70.7 18 13.0 -57.9 228 36 357.6 357.6 298.2 357.7 0.02 34 150 14330 -65.1 -74.1 28 9.0 -65.2 280 27 357.9 357.9 298.3 358.0 0.01 35 141 14704 -68.7 -76.7 31 8.0 -68.8 290 32 358.0 358.0 298.3 358.1 0.01 36 116 15850 -76.5 -82.5 38 6.0 -76.5 296 29 364.1 364.1 299.5 364.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 566.80 mb = 4893.75 m = 16055.43 ft Wetbulb zero: 577.42 mb = 4742.85 m = 15560.36 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 83.46 % Est. max temperature: 30.72 C = 87.30 F Sfc-Lift cond lev (LCL): 957.91 mb = 507.51 m = 1665.05 ft T: 15.78 C 700-500 lapse rate: 5.55 C/km ThetaE index: 2.10 C Layer 700.0- 590.0 mb Conv cond level (CCL): 668.85 mb = 3541.23 m = 11618.08 ft Mean mixing ratio: 10.09 g/kg Conv temperature: 43.02 C = 109.44 F Cap Strength: 9.88 C Lifted Index: 10.92 C Risk: None Lifted Index @300 mb: 16.82 C Lifted Index @700 mb: 9.38 C Showalter Index: 2.25 C Risk: Showers probable Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 19.00 C K Index: 29.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.03 J/kg Max Up Vert Vel: 7.22 m/s Conv Inhibition (B-): 8798.95 J/kg Cap Strength: 10.87 C Lift Cond Lev (LCL): 921.56 mb = 836.68 m = 2744.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 185 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 1009 65 75 3 -2.9 -0.8 | 19 12 -3.9 -11.5 1 1000 141 75 3 -2.9 -0.8 | 19 12 -3.9 -11.5 2 981 305 20 9 -3.1 -8.5 | 12 20 -4.1 -19.2 3 946 610 55 17 -13.9 -9.8 | 36 25 -14.9 -20.5 4 925 805 65 23 -20.8 -9.7 | 47 30 -21.9 -20.5 5 913 914 75 27 -26.1 -7.0 | 57 32 -27.1 -17.7 6 881 1219 80 38 -37.4 -6.6 | 66 42 -38.4 -17.4 7 850 1525 50 23 -17.6 -14.8 | 36 32 -18.6 -25.5 8 791 2134 5 7 -0.6 -7.0 | 5 18 -1.6 -17.7 9 710 3048 220 1 0.6 0.8 | 2 10 -0.4 -10.0 10 700 3168 185 5 0.4 5.0 | 6 6 -0.6 -5.8 11 684 3353 210 9 4.5 7.8 | 310 5 3.5 -3.0 12 659 3658 225 13 9.2 9.2 | 281 8 8.2 -1.6 13 611 4267 210 23 11.5 19.9 | 229 14 10.5 9.2 14 588 4572 205 23 9.7 20.8 | 221 13 8.7 10.1 15 567 4877 225 15 10.6 10.6 | 271 10 9.6 -0.2 16 546 5182 210 11 5.5 9.5 | 285 5 4.5 -1.2 17 526 5486 220 7 4.5 5.4 | 327 6 3.5 -5.4 18 506 5791 245 9 8.2 3.8 | 314 10 7.1 -7.0 19 500 5890 245 19 17.2 8.0 | 280 16 16.2 -2.7 20 487 6096 250 19 17.9 6.5 | 284 17 16.8 -4.3 21 468 6401 250 21 19.7 7.2 | 281 19 18.7 -3.6 22 433 7010 225 21 14.8 14.8 | 254 14 13.8 4.1 23 416 7315 235 21 17.2 12.0 | 265 16 16.2 1.3 24 400 7620 215 19 10.9 15.6 | 244 11 9.9 4.8 25 384 7925 215 19 10.9 15.6 | 244 11 9.9 4.8 26 339 8839 215 13 7.5 10.6 | 271 6 6.4 -0.1 27 300 9740 225 27 19.1 19.1 | 245 20 18.1 8.3 28 263 10668 225 33 23.3 23.3 | 241 26 22.3 12.6 29 252 10973 225 23 16.3 16.3 | 250 16 15.2 5.5 30 250 11020 210 21 10.5 18.2 | 232 12 9.5 7.4 31 241 11278 200 23 7.9 21.6 | 212 13 6.8 10.9 32 200 12510 215 36 20.6 29.5 | 226 27 19.6 18.7 33 173 13411 220 38 24.4 29.1 | 232 30 23.4 18.4 34 150 14326 275 25 24.9 -2.2 | 298 27 23.9 -12.9 35 150 14330 280 27 26.6 -4.7 | 301 30 25.6 -15.4 36 128 15240 305 40 32.8 -22.9 | 317 46 31.7 -33.7 37 108 16154 290 21 19.7 -7.2 | 314 26 18.7 -17.9 Wind Parameters Mean winds (0-6000m): 155.4 at 14.4 knts Storm direction: 185.4 at 10.8 knts Shear (0-3000m) pos: 3.4 neg: 4.0 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): -18.0 deg Storm rel helicity (0-3000m) pos: 187.0 neg: -299.6 tot: -112.6 m^2/s^2 ave: -37.5 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 15.9 stream: -2.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.49 Bulk Shear: 52.60 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 40 9 21 19| 0.0 13.5 13.5| 40.2 -5.3 34.9 69.8 0.34| 16.9 5.7 1000 61 16 39 24| 10.2 6.8 17.0|161.3 -5.3 155.9 155.9 0.57| 18.8 10.7 1500 66 21 47 28| 6.8 6.3 13.1|180.8-192.9 -12.1 -8.1 0.05| 21.4 1.1 2000 61 20 42 27| 5.1 6.1 11.2|180.8-274.9 -94.1 -47.0 -0.11| 20.3 -2.2 2500 58 17 38 25| 4.1 5.5 9.5|180.8-299.6-118.9 -47.5 -0.16| 18.1 -2.9 3000 57 15 35 23| 3.4 4.0 7.4|187.0-299.6-112.6 -37.5 -0.13| 15.9 -2.0 4000 66 14 40 21| 2.2 3.6 5.7|188.1-325.9-137.8 -34.4 -0.22| 14.6 -3.2 5000 112 15 71 16| 1.6 2.8 4.4|217.3-342.7-125.4 -25.1 -0.15| 13.7 -2.0 6000 155 14 108 7| 0.5 2.4 2.9|226.8-367.9-141.1 -23.5 -0.15| 13.2 -2.0 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251022.12.gif