UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for VI726... Searching the city database file for: VI726 ... Date:0000Z 19 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 910 721 21.2 20.2 94 1.0 20.5 0 0 302.4 305.5 297.0 351.5 16.60 1 104 16374 -76.3 -101.3 1 25.0 -76.3 240 10 376.1 376.1 301.6 376.1 0.00 2 100 16600 -76.5 -101.5 1 25.0 -76.5 220 9 379.9 379.9 302.2 379.9 0.00 TRP 104 16374 -76.3 -101.3 1 25.0 -76.3 240 10 376.1 376.1 301.6 376.1 0.00 WND Sounding variables and indices Freezing level: 734.75 mb = 4124.10 m = 13530.34 ft Wetbulb zero: 739.18 mb = 2220.92 m = 7286.41 ft Precipitable water: 2.62 inches Sfc-500 mean rel hum: 98.83 % Est. max temperature: 28.24 C = 82.83 F Sfc-Lift cond lev (LCL): 897.04 mb = 824.02 m = 2703.44 ft T: 20.56 C 700-500 lapse rate: 6.23 C/km ThetaE index: 0.00 C Layer 910.0--8390752015546130719055026944212992.0 mb Conv cond level (CCL): 104.00 mb = 16373.73 m = 53718.92 ft Mean mixing ratio: 46.67 g/kg Conv temperature: 239.25 C = 462.66 F Cap Strength: -12.98 C Lifted Index: -22.32 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -29.58 C Lifted Index @700 mb: -17.10 C Showalter Index: -1.58 C Risk: Thunderstorms probable Total Totals Index: 45.95 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.85 C Cross Totals Index: 22.10 C K Index: 36.33 Risk: > 80 % chance of thunderstorms Sweat Index: 199.94 Risk: None Energy Index: -3.50 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 271257.75 J/kg Max Up Vert Vel: 736.56 m/s Conv Inhibition (B-): 14109.85 J/kg Cap Strength: 4.30 C Lift Cond Lev (LCL): 1229.87 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: 259 at 6 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 ---------------------------------------------------------- 0 910 721 0 0 -0.0 -0.0 | 79 6 -5.6 -1.1 1 894 914 105 5 -4.8 1.3 | 91 10 -10.4 0.2 2 870 1219 60 4 -3.5 -2.0 | 71 10 -9.0 -3.1 3 850 1476 75 3 -2.9 -0.8 | 78 9 -8.5 -1.8 4 815 1829 50 2 -1.5 -1.3 | 72 7 -7.1 -2.4 5 786 2134 55 2 -1.6 -1.1 | 73 8 -7.2 -2.2 6 758 2438 100 3 -3.0 0.5 | 86 9 -8.5 -0.5 7 732 2743 130 3 -2.3 1.9 | 96 8 -7.9 0.9 8 706 3048 150 4 -2.0 3.5 | 108 8 -7.6 2.4 9 700 3116 160 3 -1.0 2.8 | 105 7 -6.6 1.8 10 654 3658 220 4 2.6 3.1 | 124 4 -3.0 2.0 11 630 3962 175 6 -0.5 6.0 | 129 8 -6.1 4.9 12 607 4267 205 12 5.1 10.9 | 177 10 -0.5 9.8 13 584 4572 225 13 9.2 9.2 | 204 9 3.6 8.1 14 562 4877 250 12 11.3 4.1 | 242 6 5.7 3.0 15 521 5486 245 14 12.7 5.9 | 236 9 7.1 4.9 16 500 5820 250 13 12.2 4.4 | 243 7 6.6 3.4 17 482 6096 250 11 10.3 3.8 | 240 5 4.8 2.7 18 400 7540 235 15 12.3 8.6 | 222 10 6.7 7.5 19 396 7620 235 14 11.5 8.0 | 220 9 5.9 7.0 20 321 9144 250 24 22.6 8.2 | 247 18 17.0 7.1 21 300 9650 255 23 22.2 6.0 | 254 17 16.6 4.9 22 259 10668 250 25 23.5 8.6 | 247 19 17.9 7.5 23 250 10920 255 29 28.0 7.5 | 254 23 22.4 6.4 24 206 12192 255 38 36.7 9.8 | 254 32 31.1 8.8 25 200 12400 260 39 38.4 6.8 | 260 33 32.8 5.7 26 162 13716 270 32 32.0 -0.0 | 272 26 26.4 -1.1 27 150 14210 265 27 26.9 2.4 | 267 21 21.3 1.3 28 126 15240 265 22 21.9 1.9 | 267 16 16.3 0.9 29 104 16374 240 10 8.7 5.0 | 218 5 3.1 3.9 30 100 16600 220 9 5.8 6.9 | 182 6 0.2 5.8 Wind Parameters Mean winds (0-6000m): 229.2 at 7.6 knts Storm direction: 259.2 at 5.7 knts Shear (0-3000m) pos: 0.5 neg: 0.3 tot: 0.8 10-3/s Storm rel Dir Shear (0-3000m): 50.3 deg Storm rel helicity (0-3000m) pos: 23.2 neg: -12.7 tot: 10.6 m^2/s^2 ave: 3.5 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 1.0 10^-3/s Energy-Hel index: 28.57 Bulk Rich Number: 18088.21 Bulk Shear: 15.00 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 91 4 84 9| 4.1 0.0 4.1| 7.4 -10.8 -3.4 -6.8 -0.12| 10.3 -1.3 1000 79 3 79 9| 2.1 0.9 2.9| 9.5 -12.0 -2.5 -2.5 -0.07| 6.3 -0.5 1500 72 3 77 9| 1.4 0.6 1.9| 10.6 -12.3 -1.7 -1.1 -0.04| 4.6 -0.2 2000 81 3 80 9| 1.0 0.4 1.5| 16.9 -12.3 4.6 2.3 0.14| 4.2 0.6 2500 97 3 85 9| 0.6 0.3 1.0| 20.9 -12.7 8.2 3.3 0.21| 4.1 0.8 3000 114 3 92 8| 0.5 0.3 0.8| 23.2 -12.7 10.6 3.5 0.25| 4.0 1.0 4000 179 5 124 7| 1.0 1.0 2.0| 55.7 -13.0 42.7 10.7 0.48| 5.3 2.5 5000 218 7 160 4| 1.0 0.8 1.8| 61.7 -14.3 47.4 9.5 0.48| 4.8 2.3 6000 229 8 182 4| 0.7 0.8 1.5| 62.3 -16.5 45.8 7.6 0.42| 4.4 1.8 Wrote GIF file: /home/apache/climate/data/raob//VI726/skewt/VI726.skewt.20251019.00.gif