UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for VI706... Searching the city database file for: VI706 ... Date:0000Z 21 APR 25 Station: VI706 WMO ident: 42706 Latitude: 23.38 Longitude: 87.08 ------------------------------------------------------------------------------- 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 996 105 27.6 24.5 83 3.1 25.3 0 0 301.1 304.7 298.6 359.5 19.79 1 925 761 31.4 26.4 75 5.0 27.5 225 23 311.4 316.0 303.2 385.7 24.02 2 850 1520 26.2 23.7 86 2.5 24.3 255 18 313.6 317.8 302.7 382.7 22.19 3 700 3195 11.4 6.8 73 4.6 8.6 305 24 315.1 316.8 295.0 342.9 8.90 4 500 5940 4.6 -6.4 45 11.0 -1.2 280 21 338.6 339.6 297.7 355.1 4.74 5 400 7760 4.6 -6.4 45 11.0 -1.7 305 33 361.0 362.3 302.8 383.1 5.94 6 300 10110 4.6 -6.4 45 11.0 -2.4 275 18 391.9 393.8 308.2 424.4 7.95 7 250 11600 4.6 -6.4 45 11.0 -2.9 255 28 412.9 415.3 311.3 454.4 9.56 8 200 13420 4.6 -6.4 45 11.0 -3.4 265 31 440.1 443.3 314.7 496.3 12.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5834.59 m Wetbulb zero: 524.75 mb = 5545.92 m = 18195.04 ft Precipitable water: 3.60 inches Sfc-500 mean rel hum: 69.63 % Est. max temperature: 40.13 C = 104.23 F Sfc-Lift cond lev (LCL): 952.67 mb = 499.73 m = 1639.53 ft T: 29.89 C 700-500 lapse rate: 2.48 C/km ThetaE index: 42.84 C Layer 850.0- 500.0 mb Conv cond level (CCL): 817.92 mb = 1851.90 m = 6075.72 ft Mean mixing ratio: 22.44 g/kg Conv temperature: 40.45 C = 104.81 F Cap Strength: 4.33 C Lifted Index: -0.28 C Risk: Thunderstorms probable Lifted Index @300 mb: 20.81 C Lifted Index @700 mb: -5.32 C Showalter Index: -1.81 C Risk: Thunderstorms probable Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 19.10 C K Index: 40.70 Risk: > 80 % chance of thunderstorms Sweat Index: 341.40 Risk: Showers and thunderstorms possible Energy Index: -5.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 411.03 J/kg Max Up Vert Vel: 28.67 m/s Conv Inhibition (B-): 121.76 J/kg Cap Strength: 4.33 C Lift Cond Lev (LCL): 890.35 mb = 1103.72 m = 3621.09 ft Lev Free Conv (LFC): 785.35 mb = 2202.48 m = 7225.90 ft Equ Level (EL): 495.35 mb = 6016.24 m = 19738.08 ft B at Equ Level: 410.76 J/kg Max Parcel Lev (MPL): 375.35 mb = 8279.62 m = 27163.77 ft Wind level data Storm motion: 316 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 ---------------------------------------------------------- 0 996 105 0 0 -0.0 -0.0 | 136 16 -11.1 11.6 1 974 305 200 14 4.8 13.2 | 166 26 -6.3 24.8 2 941 610 220 16 10.3 12.3 | 178 24 -0.8 23.9 3 925 761 225 23 16.3 16.3 | 190 28 5.1 27.9 4 909 914 235 25 20.5 14.3 | 200 28 9.4 26.0 5 879 1219 255 18 17.4 4.7 | 201 17 6.3 16.3 6 850 1520 255 18 17.4 4.7 | 201 17 6.3 16.3 7 820 1829 260 16 15.8 2.8 | 198 15 4.6 14.4 8 792 2134 270 17 17.0 -0.0 | 207 13 5.9 11.6 9 764 2438 270 17 17.0 -0.0 | 207 13 5.9 11.6 10 738 2743 305 17 13.9 -9.8 | 236 3 2.8 1.9 11 712 3048 310 21 16.1 -13.5 | 291 5 5.0 -1.9 12 700 3195 305 24 19.7 -13.8 | 284 9 8.5 -2.1 13 661 3658 300 26 22.5 -13.0 | 277 11 11.4 -1.4 14 637 3962 295 28 25.4 -11.8 | 271 14 14.3 -0.2 15 614 4267 310 27 20.7 -17.4 | 301 11 9.6 -5.7 16 591 4572 305 27 22.1 -15.5 | 289 12 11.0 -3.9 17 570 4877 315 26 18.4 -18.4 | 313 10 7.3 -6.8 18 529 5486 300 24 20.8 -12.0 | 272 10 9.7 -0.4 19 500 5940 280 21 20.7 -3.6 | 230 12 9.6 8.0 20 491 6096 280 23 22.7 -4.0 | 237 14 11.5 7.6 21 407 7620 310 28 21.4 -18.0 | 302 12 10.3 -6.4 22 400 7760 305 33 27.0 -18.9 | 295 18 15.9 -7.3 23 338 9144 280 27 26.6 -4.7 | 246 17 15.5 6.9 24 300 10110 275 18 17.9 -1.6 | 214 12 6.8 10.0 25 280 10668 275 18 17.9 -1.6 | 214 12 6.8 10.0 26 250 11600 255 28 27.0 7.2 | 220 25 15.9 18.9 27 232 12192 260 29 28.6 5.0 | 226 24 17.4 16.7 28 200 13420 265 31 30.9 2.7 | 234 24 19.8 14.3 Wind Parameters Mean winds (0-6000m): 286.2 at 21.4 knts Storm direction: 316.2 at 16.1 knts Shear (0-3000m) pos: 4.6 neg: 2.7 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 151.7 deg Storm rel helicity (0-3000m) pos: 161.6 neg: -5.3 tot: 156.2 m^2/s^2 ave: 52.1 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 5.6 10^-3/s Energy-Hel index: 0.38 Bulk Rich Number: 6.26 Bulk Shear: 65.63 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 ------------------------------------------------------------------------------- 500 208 12 166 23| 0.0 16.4 16.4| 62.3 0.0 62.3 124.7 0.48| 27.9 13.3 1000 224 17 181 24| 5.1 8.2 13.3|141.4 0.0 141.4 141.4 0.53| 23.2 12.4 1500 234 17 188 22| 3.6 5.5 9.1|141.4 -2.7 138.6 92.4 0.48| 17.0 8.1 2000 241 17 191 20| 3.5 4.1 7.6|148.6 -5.3 143.2 71.6 0.46| 13.9 6.4 2500 248 17 195 19| 3.9 3.3 7.2|155.4 -5.3 150.1 60.0 0.46| 12.3 5.6 3000 258 17 201 16| 4.6 2.7 7.4|161.6 -5.3 156.2 52.1 0.47| 12.0 5.6 4000 274 20 219 13| 3.7 2.5 6.2|171.1 -13.4 157.7 39.4 0.40| 10.4 4.2 5000 284 21 235 11| 3.0 2.0 5.0|191.4 -23.7 167.6 33.5 0.39| 9.5 3.7 6000 286 21 239 11| 2.5 2.6 5.1|194.8 -55.0 139.8 23.3 0.24| 9.1 2.1 Wrote GIF file: /home/apache/climate/data/raob//VI706/skewt/VI706.skewt.20250421.00.gif