UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for VI111... Searching the city database file for: VI111 ... Date:0000Z 18 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 935 -337 21.0 19.5 91 1.5 19.9 270 2 299.9 302.7 295.5 345.0 15.44 1 394 6803 -39.1 -39.1 100 0.0 -39.1 294 26 305.5 305.6 284.0 306.6 0.33 2 317 8327 -49.1 -49.1 100 0.0 -49.1 292 24 311.2 311.2 285.9 311.7 0.14 3 285 9043 -54.9 -54.9 100 0.0 -54.9 295 23 312.5 312.5 286.3 312.8 0.08 4 245 10029 -61.5 -61.5 100 0.0 -61.5 293 26 316.5 316.5 287.6 316.6 0.04 5 212 10949 -63.7 -63.7 100 0.0 -63.7 290 51 326.4 326.4 290.7 326.5 0.03 6 148 13152 -74.2 -74.2 100 0.0 -74.2 285 81 343.5 343.5 295.2 343.6 0.01 7 105 15137 -84.3 -84.3 100 0.0 -84.3 285 64 359.8 359.8 298.7 359.8 0.00 8 100 15410 -86.3 -86.3 100 0.0 -86.3 285 59 361.0 361.0 298.9 361.0 0.00 TRP WND 148 13152 -74.2 -74.2 100 0.0 -74.2 285 81 343.5 343.5 295.2 343.6 0.01 Sounding variables and indices Freezing level: 745.97 mb = 2157.90 m = 7079.65 ft Wetbulb zero: 752.34 mb = 1458.88 m = 4786.30 ft Precipitable water: 1.68 inches Sfc-500 mean rel hum: 94.57 % Est. max temperature: 23.30 C = 73.94 F Sfc-Lift cond lev (LCL): 914.91 mb = -157.51 m = -516.75 ft T: 19.49 C 700-500 lapse rate: 8.42 C/km Conv cond level (CCL): 394.00 mb = 6803.14 m = 22319.74 ft Mean mixing ratio: 24.30 g/kg Conv temperature: 93.05 C = 199.50 F Cap Strength: -3.92 C Lifted Index: -25.36 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -32.73 C Lifted Index @700 mb: -14.24 C Showalter Index: -13.23 C Risk: Severe thunderstorms probable Total Totals Index: 72.47 C Risk: Severe Thunderstorms probable Vertical Totals Index: 36.90 C Cross Totals Index: 35.57 C K Index: 48.94 Risk: > 80 % chance of thunderstorms Sweat Index: 654.66 Risk: Severe Thunderstorms possible Energy Index: -4.60 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 173854.69 J/kg Max Up Vert Vel: 589.67 m/s Conv Inhibition (B-): 1131.31 J/kg Cap Strength: 2.37 C Lift Cond Lev (LCL): 1055.68 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: 345 at 16 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 ---------------------------------------------------------- 0 935 -337 270 2 2.0 -0.0 | 172 16 -2.4 15.8 1 926 610 340 6 2.1 -5.6 | 167 10 -2.3 10.2 2 925 699 325 5 2.9 -4.1 | 173 12 -1.5 11.7 3 900 914 295 3 2.7 -1.3 | 174 15 -1.6 14.5 4 866 1219 205 3 1.3 2.7 | 171 19 -3.1 18.5 5 850 1365 190 3 0.5 3.0 | 168 19 -3.8 18.8 6 800 1829 275 5 5.0 -0.4 | 182 15 0.6 15.4 7 769 2134 295 15 13.6 -6.3 | 224 13 9.2 9.5 8 740 2438 305 22 18.0 -12.6 | 257 14 13.7 3.2 9 711 2743 315 26 18.4 -18.4 | 280 14 14.0 -2.6 10 700 2864 315 28 19.8 -19.8 | 285 16 15.4 -4.0 11 683 3048 315 30 21.2 -21.2 | 288 18 16.9 -5.4 12 629 3658 320 40 25.7 -30.6 | 305 26 21.4 -14.8 13 604 3962 320 38 24.4 -29.1 | 304 24 20.1 -13.3 14 579 4267 315 34 24.0 -24.0 | 293 21 19.7 -8.2 15 556 4572 315 28 19.8 -19.8 | 285 16 15.4 -4.0 16 534 4877 320 25 16.1 -19.2 | 286 12 11.7 -3.4 17 500 5360 320 23 14.8 -17.6 | 280 11 10.4 -1.8 18 491 5486 320 22 14.1 -16.9 | 276 10 9.8 -1.1 19 450 6096 315 21 14.8 -14.8 | 265 11 10.5 0.9 20 400 6930 295 26 23.6 -11.0 | 256 20 19.2 4.8 21 361 7620 285 27 26.1 -7.0 | 248 23 21.7 8.8 22 300 8860 295 23 20.8 -9.7 | 250 18 16.5 6.1 23 287 9144 295 23 20.8 -9.7 | 250 18 16.5 6.1 24 250 10010 295 24 21.8 -10.1 | 252 18 17.4 5.7 25 225 10668 285 37 35.7 -9.6 | 259 32 31.4 6.2 26 200 11380 295 65 58.9 -27.5 | 282 56 54.6 -11.7 27 175 12192 290 70 65.8 -23.9 | 278 62 61.4 -8.1 28 150 13100 285 81 78.2 -21.0 | 274 74 73.9 -5.2 29 148 13152 285 81 78.2 -21.0 | 274 74 73.9 -5.2 30 134 13716 290 75 70.5 -25.7 | 278 67 66.1 -9.9 31 103 15240 285 63 60.9 -16.3 | 271 57 56.5 -0.5 32 100 15410 285 59 57.0 -15.3 | 269 53 52.6 0.5 Wind Parameters Mean winds (0-6000m): 314.6 at 21.8 knts Storm direction: 344.6 at 16.4 knts Shear (0-3000m) pos: 5.0 neg: 1.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 102.6 deg Storm rel helicity (0-3000m) pos: 111.0 neg: -13.8 tot: 97.2 m^2/s^2 ave: 32.4 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.4 10^-3/s Energy-Hel index: 26.11 Bulk Rich Number: 3713.72 Bulk Shear: 46.81 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 ------------------------------------------------------------------------------- 500 320 3 170 14| 2.9 0.0 2.9| 4.2 0.0 4.2 8.3 0.36| 3.0 1.1 1000 325 4 171 13| 2.5 0.0 2.5| 5.3 -4.0 1.4 1.4 0.02| 3.4 0.1 1500 298 4 175 14| 1.6 2.4 4.0| 8.0 -7.2 0.8 0.5 0.02| 4.8 0.1 2000 256 3 177 17| 1.5 1.8 3.3| 24.0 -13.8 10.2 5.1 0.11| 5.0 0.6 2500 278 5 183 15| 3.9 1.4 5.3| 70.8 -13.8 57.0 22.8 0.44| 6.8 3.0 3000 295 9 198 13| 5.0 1.2 6.2|111.0 -13.8 97.2 32.4 0.58| 7.6 4.4 4000 310 17 240 10| 5.8 0.9 6.7|161.9 -13.8 148.1 37.0 0.59| 7.7 4.6 5000 313 21 264 11| 4.6 2.0 6.6|162.2 -55.5 106.6 21.3 0.38| 7.6 2.9 6000 315 22 268 11| 3.6 1.9 5.4|162.9 -62.5 100.4 16.7 0.32| 6.9 2.2 Wrote GIF file: /home/apache/climate/data/raob//VI111/skewt/VI111.skewt.20250418.00.gif