UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103100.upa.cvt Date: 0000Z 31 OCT 25 Searching for VI516... Searching the city database file for: VI516 ... Date:0000Z 31 OCT 25 Station: VI516 WMO ident: 42516 ------------------------------------------------------------------------------- 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 842 1601 17.2 16.9 98 0.3 17.0 0 0 305.0 307.7 296.3 348.4 14.54 1 700 3150 9.2 9.2 100 0.0 9.2 205 26 312.7 314.7 295.6 345.1 10.50 2 500 5870 -4.5 -5.7 91 1.2 -5.1 255 27 327.6 328.6 295.3 344.2 5.01 3 400 7600 -14.3 -16.6 83 2.3 -15.2 285 35 336.4 336.9 295.7 345.6 2.61 4 300 9720 -28.7 -32.4 70 3.7 -29.4 270 33 344.9 345.1 296.2 348.1 0.84 5 250 11000 -39.3 -43.8 62 4.5 -39.7 260 35 347.6 347.7 296.4 348.9 0.31 6 200 12490 -49.3 -56.3 44 7.0 -49.6 265 38 354.7 354.7 297.7 355.1 0.09 7 150 14310 -65.7 -74.7 27 9.0 -65.8 275 38 356.9 356.9 298.1 356.9 0.01 TRP WND Sounding variables and indices Freezing level: 565.69 mb = 4976.57 m = 16327.13 ft Wetbulb zero: 571.03 mb = 4796.12 m = 15735.11 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 96.86 % Est. max temperature: 25.00 C = 77.00 F Sfc-Lift cond lev (LCL): 838.47 mb = 1636.09 m = 5367.69 ft T: 17.02 C 700-500 lapse rate: 5.04 C/km ThetaE index: 4.18 C Layer 700.0- 400.0 mb Conv cond level (CCL): 700.00 mb = 3150.00 m = 10334.52 ft Mean mixing ratio: 13.18 g/kg Conv temperature: 28.06 C = 82.50 F Cap Strength: 0.01 C Lifted Index: -0.59 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.10 C Lifted Index @700 mb: -0.66 C Showalter Index: -0.95 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.40 C K Index: 38.60 Risk: > 80 % chance of thunderstorms Sweat Index: 229.80 Risk: None Energy Index: -0.97 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 196.60 J/kg Max Up Vert Vel: 19.83 m/s Conv Inhibition (B-): 54.68 J/kg Cap Strength: 4.57 C Lift Cond Lev (LCL): 790.24 mb = 2132.92 m = 6997.69 ft Lev Free Conv (LFC): 785.24 mb = 2186.16 m = 7172.35 ft Equ Level (EL): 395.24 mb = 7688.13 m = 25223.21 ft B at Equ Level: 196.48 J/kg Max Parcel Lev (MPL): 215.24 mb = 11999.49 m = 39367.94 ft Wind level data Storm motion: 270 at 20 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 ---------------------------------------------------------- 0 842 1601 0 0 -0.0 -0.0 | 90 20 -19.9 -0.1 1 819 1829 160 11 -3.8 10.3 | 113 26 -23.6 10.2 2 790 2134 185 17 1.5 16.9 | 132 25 -18.4 16.8 3 762 2438 195 20 5.2 19.3 | 143 24 -14.7 19.2 4 735 2743 200 21 7.2 19.7 | 147 23 -12.7 19.6 5 709 3048 200 25 8.6 23.5 | 154 26 -11.3 23.4 6 700 3150 205 26 11.0 23.6 | 159 25 -8.9 23.4 7 657 3658 215 26 14.9 21.3 | 167 22 -5.0 21.2 8 633 3962 225 30 21.2 21.2 | 184 21 1.3 21.1 9 610 4267 230 31 23.7 19.9 | 191 20 3.9 19.8 10 587 4572 235 30 24.6 17.2 | 195 18 4.7 17.1 11 565 4877 240 28 24.2 14.0 | 198 15 4.4 13.9 12 524 5486 245 33 29.9 13.9 | 216 17 10.0 13.8 13 500 5870 255 27 26.1 7.0 | 222 9 6.2 6.9 14 486 6096 260 26 25.6 4.5 | 233 7 5.7 4.4 15 400 7600 285 35 33.8 -9.1 | 303 17 13.9 -9.2 16 399 7620 280 34 33.5 -5.9 | 294 15 13.6 -6.0 17 324 9144 280 29 28.6 -5.0 | 301 10 8.7 -5.2 18 300 9720 270 33 33.0 -0.0 | 271 13 13.1 -0.1 19 262 10668 260 35 34.5 6.1 | 248 16 14.6 5.9 20 250 11000 260 35 34.5 6.1 | 248 16 14.6 5.9 21 209 12192 270 40 40.0 -0.0 | 270 20 20.1 -0.1 22 200 12490 265 38 37.9 3.3 | 260 18 18.0 3.2 23 150 14310 275 38 37.9 -3.3 | 281 18 18.0 -3.4 24 127 15240 280 45 44.3 -7.8 | 288 26 24.4 -7.9 Wind Parameters Mean winds (0-6000m): 239.6 at 26.5 knts Storm direction: 269.6 at 19.9 knts Shear (0-3000m) pos: 4.1 neg: 2.8 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 106.0 deg Storm rel helicity (0-3000m) pos: 293.5 neg: -8.4 tot: 285.0 m^2/s^2 ave: 95.0 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 7.6 10^-3/s Energy-Hel index: 0.29 Bulk Rich Number: 2.41 Bulk Shear: 81.71 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 ------------------------------------------------------------------------------- 500 170 10 114 24| 0.0 16.8 16.8|135.2 -8.4 126.8 253.6 0.73| 26.1 19.1 1000 185 14 127 24| 3.3 8.4 11.7|176.3 -8.4 167.9 167.9 0.78| 16.4 12.8 1500 191 17 135 23| 4.0 5.6 9.6|209.3 -8.4 200.9 133.9 0.79| 12.9 10.3 2000 198 19 143 23| 3.8 4.2 8.0|233.8 -8.4 225.4 112.7 0.79| 11.0 8.7 2500 204 21 150 22| 4.6 3.4 7.9|278.1 -8.4 269.6 107.8 0.82| 10.5 8.6 3000 210 23 157 21| 4.1 2.8 6.9|293.5 -8.4 285.0 95.0 0.80| 9.5 7.6 4000 220 25 168 19| 3.7 2.1 5.8|319.2 -8.4 310.7 77.7 0.77| 8.5 6.5 5000 229 25 177 16| 3.3 1.7 5.0|335.0 -8.4 326.6 65.3 0.73| 8.1 5.9 6000 240 26 193 14| 3.6 1.4 5.0|361.3 -8.4 352.9 58.8 0.73| 7.7 5.6 Wrote GIF file: /home/apache/climate/data/raob//VI516/skewt/VI516.skewt.20251031.00.gif