UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 26 APR 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 1006 67 21.6 19.4 87 2.2 20.1 95 9 294.2 296.8 293.0 334.9 14.23 1 1000 119 20.8 19.0 89 1.8 19.6 95 13 294.0 296.4 292.7 333.8 13.96 2 943 626 17.6 17.5 99 0.1 17.5 110 17 295.7 298.1 292.9 334.4 13.46 3 940 653 17.8 17.8 100 0.0 17.8 119 16 296.1 298.6 293.3 335.8 13.77 4 925 792 19.0 18.9 99 0.1 18.9 165 13 298.7 301.5 294.9 342.5 15.02 5 907 962 19.6 18.2 92 1.4 18.7 172 14 301.0 303.7 295.3 344.1 14.65 6 850 1519 16.2 16.1 99 0.1 16.1 210 9 303.1 305.6 295.2 343.6 13.67 7 830 1722 15.2 15.0 99 0.2 15.1 221 10 304.1 306.5 295.0 342.9 13.03 8 811 1919 16.2 12.1 77 4.1 13.5 232 10 307.2 309.3 294.4 340.4 11.01 9 783 2218 14.6 9.6 72 5.0 11.4 255 12 308.6 310.4 293.8 337.9 9.63 10 749 2593 12.8 9.7 81 3.1 10.8 287 15 310.6 312.5 294.7 341.7 10.14 11 700 3158 8.0 7.8 99 0.2 7.9 285 21 311.3 313.2 294.5 340.7 9.54 12 699 3170 7.8 7.4 97 0.4 7.6 285 21 311.2 313.0 294.3 339.8 9.29 13 681 3385 8.0 4.2 77 3.8 5.8 281 22 313.8 315.3 293.7 337.6 7.62 14 635 3956 3.8 -3.2 60 7.0 0.3 289 23 315.4 316.3 291.9 330.5 4.76 15 617 4190 3.2 -17.8 20 21.0 -4.4 269 19 317.3 317.6 289.5 322.4 1.53 16 596 4470 2.4 -24.6 12 27.0 -6.0 266 18 319.5 319.7 289.5 322.6 0.87 17 574 4772 1.2 -24.8 12 26.0 -6.9 272 22 321.6 321.7 290.2 324.7 0.89 18 500 5870 -4.7 -46.7 2 42.0 -12.3 275 29 327.3 327.3 291.1 327.8 0.11 19 464 6457 -7.7 -50.7 2 43.0 -14.6 271 25 330.6 330.7 292.0 331.0 0.08 20 460 6525 -8.1 -28.1 18 20.0 -13.6 270 24 331.0 331.1 292.8 334.0 0.82 21 411 7393 -13.9 -29.9 25 16.0 -17.8 286 22 334.3 334.5 293.6 337.2 0.78 22 400 7600 -14.7 -40.7 9 26.0 -19.4 290 23 335.9 335.9 293.6 337.0 0.27 23 368 8224 -18.1 -57.1 2 39.0 -22.5 289 33 339.5 339.5 294.2 339.7 0.05 24 366 8265 -18.1 -56.1 2 38.0 -22.5 290 33 340.0 340.0 294.4 340.2 0.05 25 300 9710 -29.9 -60.9 3 31.0 -32.1 270 23 343.2 343.2 295.1 343.4 0.04 26 277 10272 -34.3 -60.3 5 26.0 -35.9 263 26 344.8 344.8 295.5 345.0 0.04 27 271 10424 -35.7 -48.7 25 13.0 -36.8 262 26 344.9 345.0 295.7 345.6 0.17 28 269 10476 -36.1 -49.1 25 13.0 -37.2 262 26 345.1 345.1 295.7 345.8 0.16 29 262 10658 -37.3 -65.3 4 28.0 -38.6 261 26 345.9 345.9 295.7 346.0 0.02 30 255 10844 -38.3 -61.3 7 23.0 -39.5 261 27 347.2 347.2 296.0 347.3 0.04 31 253 10898 -38.7 -47.7 38 9.0 -39.5 260 27 347.3 347.4 296.2 348.2 0.20 32 252 10926 -39.1 -55.1 17 16.0 -40.1 260 27 347.1 347.2 296.1 347.5 0.09 33 250 10980 -39.5 -53.5 21 14.0 -40.4 265 29 347.3 347.4 296.1 347.8 0.10 34 243 11174 -41.1 -52.1 30 11.0 -41.8 268 29 347.8 347.8 296.3 348.3 0.13 35 240 11259 -41.9 -65.9 6 24.0 -42.8 269 29 347.8 347.8 296.2 347.9 0.02 36 228 11604 -44.7 -55.7 28 11.0 -45.2 273 28 348.7 348.7 296.4 349.1 0.09 37 224 11723 -45.5 -68.5 6 23.0 -46.2 275 28 349.2 349.2 296.5 349.3 0.02 38 208 12214 -49.5 -69.5 8 20.0 -50.0 281 27 350.4 350.4 296.7 350.5 0.02 39 200 12470 -51.1 -69.1 10 18.0 -51.5 285 27 351.8 351.9 297.0 351.9 0.02 40 150 14280 -65.1 -75.1 24 10.0 -65.2 300 23 357.9 357.9 298.3 358.0 0.01 41 138 14783 -69.5 -77.5 30 8.0 -69.5 300 19 358.8 358.8 298.5 358.9 0.01 42 113 15953 -77.1 -81.1 53 4.0 -77.1 261 21 365.8 365.8 299.8 365.8 0.00 43 100 16650 -80.1 -84.0 52 3.9 -80.1 245 19 373.0 373.0 301.1 373.0 0.00 44 95 16939 -81.3 -85.7 47 4.4 -81.3 250 21 376.1 376.1 301.6 376.1 0.00 45 87 17437 -77.9 -86.9 22 9.0 -77.9 278 18 392.5 392.5 304.2 392.6 0.00 46 70 18670 -81.1 -90.1 20 9.0 -81.1 80 3 410.9 410.9 306.6 410.9 0.00 47 68 18833 -82.1 -91.1 20 9.0 -82.1 353 1 412.1 412.1 306.7 412.2 0.00 48 63 19268 -77.1 -90.1 11 13.0 -77.1 170 14 432.3 432.3 309.1 432.3 0.00 49 61 19457 -70.3 -89.3 5 19.0 -70.4 192 13 451.4 451.4 311.0 451.4 0.00 50 55 20081 -65.7 -89.7 2 24.0 -66.0 201 2 475.5 475.5 313.1 475.5 0.00 51 50 20660 -67.3 -90.3 2 23.0 -67.5 205 5 484.9 484.9 313.8 484.9 0.00 52 49 20782 -67.5 -90.5 2 23.0 -67.7 123 9 487.2 487.2 314.0 487.2 0.00 53 45 21299 -64.3 -90.3 2 26.0 -64.7 99 8 507.0 507.0 315.4 507.0 0.00 TRP 95 16939 -81.3 -85.7 47 4.4 -81.3 250 21 376.1 376.1 301.6 376.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5751.00 m Freezing level: 558.95 mb = 4995.72 m = 16389.95 ft Wetbulb zero: 633.92 mb = 3970.26 m = 13025.62 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 61.36 % Est. max temperature: 30.26 C = 86.47 F Sfc-Lift cond lev (LCL): 974.33 mb = 343.64 m = 1127.43 ft T: 19.38 C 700-500 lapse rate: 4.68 C/km ThetaE index: 19.23 C Layer 700.0- 596.0 mb Conv cond level (CCL): 957.47 mb = 494.47 m = 1622.25 ft Mean mixing ratio: 14.06 g/kg Conv temperature: 22.59 C = 72.65 F Cap Strength: 3.70 C Lifted Index: 3.45 C Risk: None Lifted Index @300 mb: 6.14 C Lifted Index @700 mb: 1.36 C Showalter Index: 0.61 C Risk: Thunderstorms probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 20.80 C K Index: 36.80 Risk: > 80 % chance of thunderstorms Sweat Index: 240.20 Risk: None Energy Index: -3.00 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.66 J/kg Max Up Vert Vel: 7.44 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.65 C Lift Cond Lev (LCL): 943.95 mb = 617.40 m = 2025.56 ft Lev Free Conv (LFC): 938.95 mb = 663.11 m = 2175.52 ft Equ Level (EL): 928.95 mb = 755.33 m = 2478.09 ft B at Equ Level: 24.45 J/kg Max Parcel Lev (MPL): 888.95 mb = 1134.28 m = 3721.33 ft Wind level data Storm motion: 299 at 14 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 1006 67 95 9 -9.0 0.8 | 109 23 -21.5 7.6 1 1000 119 95 13 -13.0 1.1 | 107 27 -25.5 7.9 2 979 305 90 21 -21.0 0.0 | 101 34 -33.5 6.8 3 945 610 105 17 -16.4 4.4 | 111 31 -28.9 11.2 4 925 792 165 13 -3.4 12.6 | 141 25 -15.9 19.4 5 912 914 170 15 -2.6 14.8 | 145 26 -15.1 21.6 6 880 1219 185 11 1.0 11.0 | 147 21 -11.5 17.8 7 850 1519 210 9 4.5 7.8 | 151 17 -8.0 14.6 8 849 1524 210 9 4.5 7.8 | 151 17 -8.0 14.6 9 790 2134 245 11 10.0 4.6 | 168 12 -2.5 11.5 10 762 2438 285 15 14.5 -3.9 | 214 4 2.0 2.9 11 709 3048 295 15 13.6 -6.3 | 247 1 1.1 0.5 12 700 3158 285 21 20.3 -5.4 | 260 8 7.8 1.4 13 658 3658 275 23 22.9 -2.0 | 245 11 10.4 4.8 14 634 3962 290 23 21.6 -7.9 | 277 9 9.1 -1.1 15 610 4267 260 17 16.7 3.0 | 203 11 4.2 9.8 16 587 4572 270 19 19.0 -0.0 | 224 9 6.5 6.8 17 524 5486 280 33 32.5 -5.7 | 267 20 20.0 1.1 18 500 5870 275 29 28.9 -2.5 | 255 17 16.4 4.3 19 486 6096 275 27 26.9 -2.4 | 253 15 14.4 4.5 20 432 7010 265 21 20.9 1.8 | 224 12 8.4 8.6 21 415 7315 285 21 20.3 -5.4 | 260 8 7.8 1.4 22 400 7600 290 23 21.6 -7.9 | 277 9 9.1 -1.1 23 399 7620 295 23 20.8 -9.7 | 289 9 8.3 -2.9 24 383 7925 280 25 24.6 -4.3 | 258 12 12.1 2.5 25 367 8230 290 33 31.0 -11.3 | 284 19 18.5 -4.5 26 338 8839 290 31 29.1 -10.6 | 283 17 16.6 -3.8 27 300 9710 270 23 23.0 -0.0 | 237 13 10.5 6.8 28 298 9754 265 25 24.9 2.2 | 234 15 12.4 9.0 29 250 10973 260 27 26.6 4.7 | 231 18 14.1 11.5 30 250 10980 265 29 28.9 2.5 | 240 19 16.4 9.3 31 200 12470 285 27 26.1 -7.0 | 271 14 13.6 -0.2 32 190 12802 295 25 22.7 -10.6 | 290 11 10.2 -3.8 33 164 13716 275 27 26.9 -2.4 | 253 15 14.4 4.5 34 150 14280 300 23 19.9 -11.5 | 302 9 7.4 -4.7 35 141 14630 300 23 19.9 -11.5 | 302 9 7.4 -4.7 36 134 14935 300 15 13.0 -7.5 | 325 1 0.5 -0.7 37 121 15545 275 17 16.9 -1.5 | 220 7 4.4 5.3 38 115 15850 260 21 20.7 3.6 | 218 13 8.2 10.5 39 103 16459 270 21 21.0 -0.0 | 231 11 8.5 6.8 40 100 16650 245 19 17.2 8.0 | 198 16 4.7 14.8 41 98 16764 245 19 17.2 8.0 | 198 16 4.7 14.8 42 95 16939 250 21 19.7 7.2 | 207 16 7.2 14.0 43 93 17069 245 21 19.0 8.9 | 203 17 6.5 15.7 44 88 17374 285 19 18.4 -4.9 | 252 6 5.9 1.9 45 83 17678 250 13 12.2 4.4 | 179 11 -0.3 11.3 46 79 17983 265 15 14.9 1.3 | 197 8 2.4 8.1 47 75 18288 285 11 10.6 -2.8 | 155 4 -1.9 4.0 48 71 18593 205 9 3.8 8.2 | 150 17 -8.7 15.0 49 70 18670 80 3 -3.0 -0.5 | 112 17 -15.5 6.3 50 67 18898 325 1 0.6 -0.8 | 117 13 -11.9 6.0 51 64 19202 160 15 -5.1 14.1 | 140 27 -17.6 20.9 52 61 19507 195 13 3.4 12.6 | 155 21 -9.1 19.4 53 58 19812 215 9 5.2 7.4 | 153 16 -7.3 14.2 54 55 20117 200 1 0.3 0.9 | 123 14 -12.2 7.8 55 50 20660 205 5 2.1 4.5 | 138 15 -10.4 11.3 56 49 20726 125 9 -7.4 5.2 | 121 23 -19.9 12.0 57 41 21641 70 7 -6.6 -2.4 | 103 20 -19.1 4.4 Wind Parameters Mean winds (0-6000m): 268.6 at 19.0 knts Storm direction: 298.6 at 14.2 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 148.6 deg Storm rel helicity (0-3000m) pos: 207.1 neg: -24.7 tot: 182.4 m^2/s^2 ave: 60.8 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 5.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.16 Bulk Shear: 176.35 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 94 18 105 31| 9.0 0.0 9.0| 35.9 -24.7 11.2 22.3 0.05| 16.2 0.8 1000 118 16 118 30| 7.6 0.0 7.6|170.9 -24.7 146.2 146.2 0.52| 18.7 9.7 1500 136 14 127 28| 5.3 0.0 5.3|180.9 -24.7 156.2 104.2 0.48| 15.1 7.2 2000 154 13 135 26| 4.9 0.0 4.9|194.0 -24.7 169.2 84.6 0.49| 12.7 6.2 2500 177 13 146 24| 4.9 0.0 4.9|206.4 -24.7 181.7 72.7 0.50| 12.4 6.3 3000 209 13 162 20| 4.2 0.0 4.2|207.1 -24.7 182.4 60.8 0.50| 10.8 5.5 4000 257 16 195 11| 3.0 1.1 4.1|221.1 -40.1 180.9 45.2 0.37| 10.7 3.9 5000 263 17 204 10| 3.2 1.0 4.2|248.6 -58.3 190.3 38.1 0.32| 10.5 3.4 6000 269 19 222 10| 3.2 0.9 4.0|266.7 -78.0 188.7 31.4 0.28| 9.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20250426.12.gif