UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for VI111... Searching the city database file for: VI111 ... Date:0000Z 17 APR 25 Station: VI111 WMO ident: 42111 Latitude: 30.32 Longitude: 78.05 ------------------------------------------------------------------------------- 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 941 -401 20.4 17.6 84 2.8 18.5 230 4 298.7 301.2 293.9 338.2 13.58 1 502 4963 -29.7 -33.3 71 3.6 -30.1 325 48 296.5 296.6 280.4 298.0 0.46 2 491 5131 -30.3 -31.6 88 1.3 -30.4 325 48 297.6 297.7 281.1 299.5 0.55 3 456 5687 -33.7 -35.5 84 1.8 -33.9 316 50 299.7 299.8 281.8 301.1 0.41 4 446 5852 -35.1 -38.6 70 3.5 -35.4 314 50 299.9 299.9 281.7 300.9 0.30 5 440 5952 -35.7 -41.7 54 6.0 -36.1 313 50 300.3 300.3 281.8 301.1 0.22 6 435 6036 -36.3 -44.3 43 8.0 -36.8 312 50 300.5 300.5 281.8 301.1 0.17 7 430 6121 -36.7 -46.7 35 10.0 -37.3 311 50 301.0 301.0 282.0 301.5 0.13 8 424 6224 -37.1 -49.1 28 12.0 -37.7 310 51 301.7 301.7 282.2 302.1 0.10 9 412 6434 -37.5 -41.3 68 3.8 -37.8 307 51 303.7 303.7 283.2 304.5 0.25 10 408 6505 -37.7 -39.0 88 1.3 -37.8 307 51 304.3 304.3 283.5 305.4 0.32 11 386 6907 -39.1 -39.1 100 0.0 -39.1 300 49 307.3 307.3 284.7 308.5 0.33 12 355 7506 -43.1 -43.1 100 0.0 -43.1 290 44 309.4 309.4 285.4 310.2 0.24 13 333 7956 -45.9 -45.9 100 0.0 -45.9 290 39 311.2 311.3 286.0 311.9 0.19 14 311 8429 -48.9 -48.9 100 0.0 -48.9 290 33 313.2 313.2 286.6 313.7 0.14 15 275 9262 -54.3 -54.3 100 0.0 -54.3 268 25 316.6 316.6 287.7 316.9 0.09 16 245 10022 -59.5 -59.5 100 0.0 -59.5 228 22 319.4 319.5 288.6 319.6 0.05 17 227 10512 -63.5 -63.5 100 0.0 -63.5 221 26 320.4 320.4 288.9 320.5 0.03 18 189 11669 -65.3 -65.3 100 0.0 -65.3 279 71 334.7 334.7 293.0 334.8 0.03 19 146 13256 -72.2 -72.2 100 0.0 -72.2 280 92 348.3 348.3 296.3 348.4 0.02 20 105 15192 -81.1 -81.1 100 0.0 -81.1 275 54 365.9 365.9 299.8 365.9 0.01 21 100 15470 -83.3 -83.3 100 0.0 -83.3 260 57 366.8 366.8 300.0 366.8 0.00 TRP WND 146 13256 -72.2 -72.2 100 0.0 -72.2 280 92 348.3 348.3 296.3 348.4 0.02 Sounding variables and indices Freezing level: 762.25 mb = 1783.08 m = 5849.93 ft Wetbulb zero: 774.01 mb = 1266.69 m = 4155.75 ft Precipitable water: 1.24 inches Sfc-500 mean rel hum: 77.37 % Est. max temperature: 20.80 C = 69.43 F Sfc-Lift cond lev (LCL): 903.08 mb = -49.76 m = -163.25 ft T: 17.12 C 700-500 lapse rate: 9.28 C/km Conv cond level (CCL): 502.00 mb = 4962.60 m = 16281.29 ft Mean mixing ratio: 19.12 g/kg Conv temperature: 69.36 C = 156.85 F Cap Strength: -1.48 C Lifted Index: -27.66 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -23.31 C Lifted Index @700 mb: -14.40 C Showalter Index: -15.88 C Risk: Severe thunderstorms probable Total Totals Index: 81.27 C Risk: Severe Thunderstorms probable Vertical Totals Index: 42.10 C Cross Totals Index: 39.17 C K Index: 48.28 Risk: > 80 % chance of thunderstorms Sweat Index: 827.62 Risk: Severe Thunderstorms possible Energy Index: -4.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 154989.55 J/kg Max Up Vert Vel: 556.76 m/s Conv Inhibition (B-): 155.70 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 1006.01 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 24 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 ---------------------------------------------------------- 0 941 -401 230 4 3.1 2.6 | 176 26 -1.9 26.0 1 927 610 125 2 -1.6 1.1 | 165 25 -6.6 24.6 2 925 750 15 5 -1.3 -4.8 | 161 20 -6.3 18.6 3 906 914 20 11 -3.8 -10.3 | 146 16 -8.7 13.1 4 872 1219 340 11 3.8 -10.3 | 175 13 -1.2 13.1 5 850 1417 310 12 9.2 -7.7 | 195 16 4.2 15.7 6 806 1829 305 17 13.9 -9.8 | 213 16 8.9 13.7 7 775 2134 325 24 13.8 -19.7 | 247 10 8.8 3.8 8 745 2438 320 31 19.9 -23.7 | 271 15 14.9 -0.3 9 716 2743 310 34 26.0 -21.9 | 266 21 21.1 1.6 10 700 2921 305 37 30.3 -21.2 | 265 25 25.3 2.2 11 688 3048 305 38 31.1 -21.8 | 266 26 26.2 1.6 12 633 3658 310 41 31.4 -26.4 | 276 27 26.4 -2.9 13 607 3962 315 41 29.0 -29.0 | 283 25 24.0 -5.6 14 582 4267 315 41 29.0 -29.0 | 283 25 24.0 -5.6 15 558 4572 320 42 27.0 -32.2 | 292 24 22.0 -8.8 16 536 4877 330 43 21.5 -37.2 | 310 22 16.5 -13.8 17 500 5380 325 48 27.5 -39.3 | 305 28 22.6 -15.9 18 492 5486 325 48 27.5 -39.3 | 305 28 22.6 -15.9 19 451 6096 315 50 35.4 -35.4 | 291 33 30.4 -11.9 20 400 6940 305 51 41.8 -29.3 | 279 37 36.8 -5.8 21 361 7620 290 46 43.2 -15.7 | 259 39 38.2 7.7 22 300 8870 290 30 28.2 -10.3 | 240 27 23.2 13.2 23 287 9144 285 27 26.1 -7.0 | 232 27 21.1 16.4 24 250 10040 230 21 16.1 13.5 | 197 39 11.1 36.9 25 226 10668 220 26 16.7 19.9 | 195 45 11.7 43.3 26 200 11410 275 61 60.8 -5.3 | 252 59 55.8 18.1 27 176 12192 285 84 81.1 -21.7 | 269 76 76.2 1.7 28 150 13140 275 91 90.7 -7.9 | 260 87 85.7 15.5 29 146 13256 280 92 90.6 -16.0 | 265 86 85.6 7.4 30 135 13716 280 91 89.6 -15.8 | 265 85 84.6 7.6 31 104 15240 275 53 52.8 -4.6 | 249 51 47.8 18.8 32 100 15470 260 57 56.1 9.9 | 237 61 51.2 33.3 Wind Parameters Mean winds (0-6000m): 318.0 at 31.9 knts Storm direction: 348.0 at 23.9 knts Shear (0-3000m) pos: 1.7 neg: 4.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 102.8 neg: -69.2 tot: 33.6 m^2/s^2 ave: 11.2 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 2.9 10^-3/s Energy-Hel index: 49.44 Bulk Rich Number: 1167.07 Bulk Shear: 132.80 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 ------------------------------------------------------------------------------- 500 235 4 175 26| 0.0 3.3 3.3| 0.0 -22.0 -22.0 -44.0 -0.94| 3.4 -3.2 1000 202 3 172 27| 0.0 2.5 2.5| 0.0 -35.4 -35.4 -35.4 -0.87| 3.0 -2.6 1500 12 8 158 17| 0.0 4.7 4.7| 12.3 -66.8 -54.5 -36.3 -0.34| 7.7 -2.6 2000 340 10 174 14| 0.0 3.6 3.6| 51.0 -66.8 -15.8 -7.9 0.08| 8.6 0.7 2500 325 13 190 13| 2.1 2.9 5.0| 85.5 -66.8 18.7 7.5 0.27| 9.3 2.5 3000 323 17 207 11| 1.7 4.0 5.7|102.8 -69.2 33.6 11.2 0.31| 9.7 2.9 4000 314 24 241 14| 1.8 3.8 5.6|135.3 -75.5 59.7 14.9 0.30| 8.8 2.7 5000 314 28 257 16| 2.1 3.0 5.1|185.8 -75.5 110.2 22.0 0.37| 7.9 2.9 6000 318 32 271 16| 2.2 2.9 5.2|224.2 -98.2 126.0 21.0 0.35| 7.8 2.7 Wrote GIF file: /home/apache/climate/data/raob//VI111/skewt/VI111.skewt.20250417.00.gif