UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 16 APR 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1008 14 26.6 22.4 78 4.2 23.6 130 2 299.1 302.2 296.4 349.1 17.16 1 1000 84 26.2 23.1 83 3.1 23.9 60 5 299.4 302.6 297.1 352.2 18.07 2 979 272 26.4 23.8 86 2.6 24.5 157 4 301.4 304.9 298.4 358.3 19.30 3 925 771 22.8 21.6 93 1.2 21.9 250 7 302.6 305.9 297.8 355.4 17.83 4 850 1508 19.4 15.5 78 3.9 16.7 250 6 306.5 308.9 295.7 346.0 13.14 5 815 1868 16.8 13.9 83 2.9 14.8 230 5 307.4 309.7 295.4 344.7 12.35 6 731 2789 13.4 0.4 41 13.0 6.3 333 2 313.4 314.4 291.8 330.4 5.39 7 700 3153 11.4 -2.6 37 14.0 4.1 55 5 315.1 316.0 291.6 329.5 4.51 8 660 3641 8.0 -3.0 46 11.0 2.4 159 3 316.6 317.5 292.1 331.5 4.65 9 596 4475 3.8 -26.2 9 30.0 -5.5 326 4 321.1 321.3 289.9 323.8 0.76 10 548 5152 0.0 -18.0 24 18.0 -6.6 289 14 324.4 324.8 291.8 330.3 1.69 11 508 5755 -3.7 -21.7 23 18.0 -9.6 276 13 327.0 327.3 292.2 331.7 1.33 12 500 5880 -4.5 -16.5 39 12.0 -9.0 285 13 327.6 328.0 293.0 334.8 2.10 13 498 5911 -4.7 -16.7 38 12.0 -9.2 283 13 327.7 328.1 293.0 334.9 2.08 14 474 6297 -7.5 -18.5 41 11.0 -11.3 253 9 328.9 329.3 293.2 335.4 1.88 15 464 6463 -7.7 -28.7 17 21.0 -13.3 248 8 330.6 330.8 292.6 333.5 0.77 16 447 6751 -9.3 -40.3 6 31.0 -15.4 256 10 332.2 332.2 292.6 333.2 0.25 17 432 7014 -11.3 -24.3 33 13.0 -15.2 225 7 332.9 333.1 293.7 337.4 1.24 18 404 7525 -13.7 -29.7 25 16.0 -17.7 221 10 336.2 336.4 294.1 339.2 0.81 19 400 7600 -13.9 -29.9 25 16.0 -17.9 220 10 336.9 337.1 294.3 339.9 0.80 20 374 8105 -17.7 -29.7 34 12.0 -20.5 207 8 338.4 338.6 294.7 341.7 0.87 21 367 8246 -19.1 -30.1 37 11.0 -21.7 200 6 338.4 338.6 294.7 341.6 0.85 22 361 8368 -19.9 -25.9 59 6.0 -21.5 194 8 338.9 339.2 295.2 343.6 1.28 23 333 8960 -24.9 -28.2 74 3.3 -25.6 187 11 340.0 340.2 295.3 344.2 1.13 24 319 9270 -26.7 -30.0 74 3.3 -27.4 192 9 341.7 341.9 295.6 345.4 0.99 25 300 9710 -29.5 -39.5 37 10.0 -30.9 195 15 343.8 343.9 295.6 345.4 0.41 26 296 9806 -30.1 -44.1 24 14.0 -31.8 199 15 344.3 344.3 295.6 345.3 0.26 27 279 10225 -33.3 -43.3 36 10.0 -34.4 187 20 345.5 345.6 295.9 346.7 0.30 28 277 10276 -33.7 -41.7 44 8.0 -34.7 185 20 345.7 345.7 296.0 347.1 0.36 29 275 10327 -33.9 -43.9 36 10.0 -35.0 184 21 346.1 346.2 296.0 347.2 0.28 30 270 10456 -34.3 -50.3 18 16.0 -35.7 180 22 347.3 347.4 296.2 347.9 0.14 31 252 10935 -38.7 -47.7 38 9.0 -39.5 167 28 347.7 347.8 296.3 348.6 0.20 32 250 10990 -39.3 -48.3 38 9.0 -40.0 165 29 347.6 347.7 296.3 348.4 0.19 33 246 11100 -40.1 -55.1 19 15.0 -41.0 164 29 348.1 348.1 296.3 348.4 0.09 34 241 11239 -41.5 -52.5 29 11.0 -42.2 162 28 348.0 348.0 296.3 348.5 0.12 35 220 11848 -46.7 -61.7 17 15.0 -47.2 156 26 349.2 349.2 296.5 349.4 0.04 36 200 12470 -52.7 -62.7 29 10.0 -52.9 160 19 349.3 349.3 296.5 349.5 0.04 37 194 12666 -54.5 -62.5 37 8.0 -54.7 161 19 349.5 349.5 296.5 349.7 0.04 38 150 14270 -66.9 -74.9 31 8.0 -67.0 125 13 354.8 354.8 297.7 354.9 0.01 39 134 14941 -70.5 -82.5 15 12.0 -70.5 125 19 360.1 360.1 298.7 360.1 0.00 40 100 16630 -79.7 -87.7 25 8.0 -79.7 80 32 373.7 373.7 301.2 373.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 548.00 mb = 5152.14 m = 16903.13 ft Wetbulb zero: 640.73 mb = 3883.20 m = 12740.01 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 50.62 % Est. max temperature: 33.59 C = 92.46 F Sfc-Lift cond lev (LCL): 948.52 mb = 550.12 m = 1804.83 ft T: 24.39 C 700-500 lapse rate: 5.83 C/km ThetaE index: 28.81 C Layer 925.0- 660.0 mb Conv cond level (CCL): 895.41 mb = 1054.37 m = 3459.19 ft Mean mixing ratio: 18.28 g/kg Conv temperature: 31.65 C = 88.97 F Cap Strength: 0.89 C Lifted Index: -3.47 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.09 C Lifted Index @700 mb: -0.69 C Showalter Index: -0.07 C Risk: Thunderstorms probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 20.00 C K Index: 25.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 211.00 Risk: None Energy Index: -2.16 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1416.85 J/kg Max Up Vert Vel: 53.23 m/s Conv Inhibition (B-): 20.57 J/kg Cap Strength: 0.89 C Lift Cond Lev (LCL): 928.05 mb = 742.05 m = 2434.50 ft Lev Free Conv (LFC): 833.05 mb = 1680.45 m = 5513.21 ft Equ Level (EL): 143.05 mb = 14552.33 m = 47743.29 ft B at Equ Level: 1400.24 J/kg Wind level data Storm motion: 300 at 5 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 1008 14 130 2 -1.5 1.3 | 123 7 -5.7 3.6 1 1000 84 60 5 -4.3 -2.5 | 89 8 -8.5 -0.2 2 975 305 175 4 -0.3 4.0 | 145 8 -4.5 6.3 3 942 610 245 9 8.2 3.8 | 213 7 4.0 6.1 4 925 771 250 7 6.6 2.4 | 207 5 2.5 4.7 5 879 1219 235 8 6.6 4.6 | 199 7 2.4 6.9 6 850 1508 250 6 5.6 2.1 | 199 5 1.5 4.4 7 848 1524 250 6 5.6 2.1 | 199 5 1.5 4.4 8 789 2134 215 5 2.9 4.1 | 169 7 -1.3 6.4 9 762 2438 305 3 2.5 -1.7 | 111 2 -1.7 0.6 10 735 2743 325 2 1.1 -1.6 | 103 3 -3.0 0.7 11 709 3048 20 4 -1.4 -3.8 | 76 6 -5.5 -1.4 12 700 3153 55 5 -4.1 -2.9 | 86 8 -8.2 -0.5 13 683 3353 50 4 -3.1 -2.6 | 88 7 -7.2 -0.2 14 658 3658 170 3 -0.5 3.0 | 139 7 -4.6 5.3 15 633 3962 125 3 -2.5 1.7 | 122 8 -6.6 4.1 16 610 4267 345 2 0.5 -1.9 | 97 4 -3.6 0.4 17 566 4877 285 7 6.8 -1.8 | 259 3 2.6 0.5 18 545 5182 290 15 14.1 -5.1 | 286 10 10.0 -2.8 19 506 5791 275 13 13.0 -1.1 | 262 9 8.8 1.2 20 500 5880 285 13 12.6 -3.4 | 277 8 8.4 -1.0 21 467 6401 245 8 7.3 3.4 | 209 7 3.1 5.7 22 449 6706 260 10 9.8 1.7 | 235 7 5.7 4.1 23 432 7010 225 7 4.9 4.9 | 186 7 0.8 7.3 24 400 7600 220 10 6.4 7.7 | 193 10 2.3 10.0 25 399 7620 230 9 6.9 5.8 | 199 9 2.8 8.1 26 383 7925 215 11 6.3 9.0 | 191 12 2.2 11.4 27 367 8230 200 6 2.1 5.6 | 165 8 -2.1 8.0 28 352 8534 185 11 1.0 11.0 | 167 14 -3.2 13.3 29 338 8839 185 12 1.0 12.0 | 168 15 -3.1 14.3 30 311 9449 195 8 2.1 7.7 | 168 10 -2.1 10.1 31 300 9710 195 15 3.9 14.5 | 179 17 -0.2 16.8 32 298 9754 200 14 4.8 13.2 | 182 16 0.7 15.5 33 250 10990 165 29 -7.5 28.0 | 159 33 -11.6 30.4 34 218 11887 155 26 -11.0 23.6 | 150 30 -15.1 25.9 35 200 12470 160 19 -6.5 17.9 | 152 23 -10.6 20.2 36 172 13411 165 19 -4.9 18.4 | 156 23 -9.0 20.7 37 150 14270 125 13 -10.6 7.5 | 124 18 -14.8 9.8 38 141 14630 125 18 -14.7 10.3 | 124 23 -18.9 12.7 39 134 14935 125 19 -15.6 10.9 | 124 24 -19.7 13.2 40 127 15240 85 15 -14.9 -1.3 | 93 19 -19.1 1.0 41 114 15850 70 26 -24.4 -8.9 | 77 29 -28.6 -6.5 42 109 16154 60 33 -28.6 -16.5 | 67 36 -32.7 -14.2 43 100 16630 80 32 -31.5 -5.6 | 85 36 -35.6 -3.2 44 98 16764 80 33 -32.5 -5.7 | 85 37 -36.6 -3.4 45 92 17069 85 28 -27.9 -2.4 | 90 32 -32.0 -0.1 46 88 17374 105 23 -22.2 6.0 | 107 28 -26.3 8.3 47 70 18593 70 14 -13.2 -4.8 | 82 17 -17.3 -2.4 48 67 18898 285 12 11.6 -3.1 | 276 8 7.5 -0.8 49 63 19202 325 15 8.6 -12.3 | 336 11 4.5 -9.9 50 54 20117 260 20 19.7 3.5 | 250 17 15.6 5.8 51 51 20422 280 29 28.6 -5.0 | 276 25 24.4 -2.7 Wind Parameters Mean winds (0-6000m): 269.6 at 6.3 knts Storm direction: 299.6 at 4.7 knts Shear (0-3000m) pos: 1.3 neg: 0.5 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -47.4 deg Storm rel helicity (0-3000m) pos: 36.2 neg: -16.6 tot: 19.6 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 0.9 10^-3/s Energy-Hel index: 0.31 Bulk Rich Number: 141.15 Bulk Shear: 10.04 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 ------------------------------------------------------------------------------- 500 168 5 144 9| 8.0 0.0 8.0| 28.4 -6.8 21.6 43.2 0.55| 18.0 9.9 1000 232 6 188 6| 4.4 0.0 4.4| 35.1 -8.5 26.6 26.6 0.50| 12.3 6.2 1500 236 7 193 6| 2.5 0.0 2.5| 35.3 -9.5 25.8 17.2 0.42| 9.5 4.0 2000 236 6 191 6| 1.9 0.7 2.6| 35.3 -12.9 22.4 11.2 0.30| 7.8 2.4 2500 237 6 189 6| 1.6 0.6 2.1| 36.2 -14.9 21.2 8.5 0.18| 7.8 1.4 3000 243 5 188 5| 1.3 0.5 1.7| 36.2 -16.6 19.6 6.5 0.12| 7.2 0.9 4000 237 5 180 5| 0.2 0.3 0.5| 52.5 -22.6 29.9 7.5 0.18| 7.1 1.3 5000 253 5 188 4| 0.2 1.2 1.4| 53.5 -28.1 25.4 5.1 0.06| 7.3 0.4 6000 270 6 223 3| 0.2 1.1 1.2| 57.9 -40.1 17.7 3.0 0.02| 7.0 0.1 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20250416.00.gif