UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for VI726... Searching the city database file for: VI726 ... Date:0000Z 28 OCT 25 Station: VI726 WMO ident: 42726 ------------------------------------------------------------------------------- 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 912 888 21.4 20.2 93 1.2 20.6 0 0 302.4 305.5 296.9 351.4 16.56 1 850 1493 19.2 9.2 52 10.0 13.0 170 1 306.3 307.9 292.3 332.3 8.62 2 700 3133 9.4 1.4 57 8.0 5.0 200 4 312.9 314.0 292.2 331.9 6.06 3 500 5840 -5.3 -21.3 27 16.0 -10.5 240 21 326.6 326.9 292.1 331.5 1.40 4 400 7570 -14.3 -30.3 24 16.0 -18.2 270 21 336.4 336.6 294.1 339.3 0.77 5 300 9690 -28.5 -42.5 25 14.0 -30.4 295 32 345.2 345.3 295.8 346.4 0.30 6 250 10980 -37.7 -61.7 6 24.0 -39.0 290 26 350.0 350.0 296.7 350.2 0.04 7 200 12470 -50.5 -83.5 1 33.0 -51.0 290 31 352.8 352.8 297.3 352.8 0.00 8 150 14290 -64.7 -93.7 1 29.0 -64.8 295 38 358.6 358.6 298.4 358.6 0.00 9 100 16640 -83.7 -106.7 1 23.0 -83.7 300 29 366.0 366.0 299.8 366.0 0.00 TRP WND Sounding variables and indices Freezing level: 572.11 mb = 4864.01 m = 15957.83 ft Wetbulb zero: 635.59 mb = 3909.52 m = 12826.36 ft Precipitable water: 1.11 inches Sfc-500 mean rel hum: 49.87 % Est. max temperature: 28.81 C = 83.86 F Sfc-Lift cond lev (LCL): 896.38 mb = 1036.31 m = 3399.94 ft T: 20.86 C 700-500 lapse rate: 5.43 C/km ThetaE index: 19.91 C Layer 850.0- 400.0 mb Conv cond level (CCL): 706.74 mb = 3052.08 m = 10013.26 ft Mean mixing ratio: 10.90 g/kg Conv temperature: 31.30 C = 88.33 F Cap Strength: 3.52 C Lifted Index: 2.30 C Risk: None Lifted Index @300 mb: 6.75 C Lifted Index @700 mb: 2.35 C Showalter Index: 4.88 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 14.50 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 133.40 Risk: None Energy Index: -0.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.21 J/kg Max Up Vert Vel: 6.51 m/s Conv Inhibition (B-): 4409.27 J/kg Cap Strength: 3.52 C Lift Cond Lev (LCL): 780.87 mb = 2209.50 m = 7248.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 at 7 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 ---------------------------------------------------------- 0 912 888 0 0 -0.0 -0.0 | 89 7 -6.9 -0.1 1 909 914 245 2 1.8 0.8 | 98 5 -5.1 0.7 2 878 1219 160 3 -1.0 2.8 | 109 8 -7.9 2.7 3 850 1493 170 1 -0.2 1.0 | 97 7 -7.1 0.9 4 817 1829 145 3 -1.7 2.5 | 105 9 -8.6 2.3 5 788 2134 170 2 -0.3 2.0 | 104 7 -7.2 1.8 6 760 2438 215 6 3.4 4.9 | 144 6 -3.4 4.8 7 733 2743 225 7 4.9 4.9 | 158 5 -1.9 4.8 8 707 3048 210 5 2.5 4.3 | 134 6 -4.4 4.2 9 700 3133 200 4 1.4 3.8 | 123 7 -5.5 3.6 10 656 3658 240 3 2.6 1.5 | 108 4 -4.3 1.4 11 631 3962 260 5 4.9 0.9 | 111 2 -2.0 0.7 12 608 4267 250 9 8.5 3.1 | 208 3 1.6 2.9 13 585 4572 240 9 7.8 4.5 | 192 4 0.9 4.4 14 564 4877 230 7 5.4 4.5 | 161 5 -1.5 4.4 15 522 5486 250 15 14.1 5.1 | 235 9 7.2 5.0 16 500 5840 240 21 18.2 10.5 | 227 15 11.3 10.4 17 484 6096 240 22 19.1 11.0 | 228 16 12.2 10.9 18 400 7570 270 21 21.0 -0.0 | 271 14 14.1 -0.1 19 397 7620 270 22 22.0 -0.0 | 271 15 15.1 -0.1 20 323 9144 275 25 24.9 -2.2 | 277 18 18.0 -2.3 21 300 9690 295 32 29.0 -13.5 | 302 26 22.1 -13.7 22 261 10668 285 26 25.1 -6.7 | 291 19 18.2 -6.9 23 250 10980 290 26 24.4 -8.9 | 297 20 17.6 -9.0 24 209 12192 290 26 24.4 -8.9 | 297 20 17.6 -9.0 25 200 12470 290 31 29.1 -10.6 | 296 25 22.3 -10.7 26 164 13716 300 36 31.2 -18.0 | 307 30 24.3 -18.1 27 150 14290 295 38 34.4 -16.1 | 300 32 27.6 -16.2 28 127 15240 305 38 31.1 -21.8 | 312 33 24.2 -21.9 29 100 16640 300 29 25.1 -14.5 | 309 23 18.2 -14.6 Wind Parameters Mean winds (0-6000m): 238.9 at 9.2 knts Storm direction: 268.9 at 6.9 knts Shear (0-3000m) pos: 0.9 neg: 0.2 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 23.3 deg Storm rel helicity (0-3000m) pos: 16.5 neg: -10.7 tot: 5.8 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.42 Bulk Shear: 8.78 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 ------------------------------------------------------------------------------- 500 181 2 108 7| 1.8 0.0 1.8| 3.7 -2.4 1.4 2.7 0.20| 6.2 1.2 1000 167 2 105 8| 0.9 0.6 1.5| 6.0 -3.6 2.4 2.4 0.19| 4.5 0.9 1500 173 2 108 8| 1.8 0.4 2.2| 13.3 -3.8 9.4 6.3 0.39| 4.7 1.9 2000 197 3 118 7| 1.6 0.3 1.9| 16.3 -5.1 11.1 5.6 0.38| 4.4 1.7 2500 201 4 121 6| 0.8 0.3 1.0| 16.3 -9.6 6.7 2.7 0.18| 4.2 0.8 3000 207 4 121 6| 0.9 0.2 1.1| 16.5 -10.7 5.8 1.9 0.13| 4.0 0.5 4000 225 5 132 5| 0.7 0.5 1.2| 18.0 -14.4 3.6 0.9 0.09| 4.1 0.4 5000 234 7 158 4| 1.3 1.1 2.4| 30.3 -19.7 10.6 2.1 0.19| 4.9 0.9 6000 239 9 192 5| 1.3 0.9 2.3| 55.5 -19.7 35.7 6.0 0.27| 4.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//VI726/skewt/VI726.skewt.20251028.00.gif