UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for VI726... Searching the city database file for: VI726 ... Date:0000Z 29 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 ------------------------------------------------------------------------------- 0 1000 0 1 920 -10580 0 0 SFC 911 -9031 21.4 20.7 96 0.7 20.9 0 0 302.5 305.7 297.3 353.1 17.11 3 850 1488 18.8 11.8 64 7.0 14.3 25 2 305.8 307.8 293.5 336.7 10.28 4 700 3131 9.6 2.6 62 7.0 5.6 250 9 313.1 314.4 292.7 333.8 6.61 5 500 5850 -3.5 -17.5 33 14.0 -8.7 250 20 328.8 329.2 293.2 335.5 1.93 TRP WND Sounding variables and indices 1000-500 mb thick: 5850.00 m Freezing level: 553.44 mb = 5123.55 m = 16809.34 ft Wetbulb zero: 621.36 mb = 4094.03 m = 13431.71 ft Precipitable water: 1.17 inches Sfc-500 mean rel hum: 56.01 % Est. max temperature: 28.70 C = 83.66 F Sfc-Lift cond lev (LCL): 902.02 mb = -7526.89 m = -24694.22 ft T: 21.03 C 700-500 lapse rate: 4.82 C/km ThetaE index: 19.37 C Layer 850.0- 500.0 mb Conv cond level (CCL): 738.09 mb = 2682.67 m = 8801.30 ft Mean mixing ratio: 12.11 g/kg Conv temperature: 29.81 C = 85.65 F Cap Strength: 2.65 C Lifted Index: 2.69 C Risk: None Lifted Index @700 mb: 1.49 C Showalter Index: 4.68 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 15.30 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 165.60 Risk: None Energy Index: -0.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 355.05 J/kg Max Up Vert Vel: 26.65 m/s Conv Inhibition (B-): 288.47 J/kg Cap Strength: 2.67 C Lift Cond Lev (LCL): 802.01 mb = 1979.74 m = 6495.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 229 at 1 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 ---------------------------------------------------------- 0 911 -9031 0 0 -0.0 -0.0 | 49 1 -1.0 -0.9 1 853 914 175 6 -0.5 6.0 | 163 5 -1.5 5.1 2 852 1219 90 3 -3.0 0.0 | 78 4 -4.0 -0.9 3 850 1488 25 2 -0.8 -1.8 | 35 3 -1.8 -2.7 4 816 1829 215 2 1.1 1.6 | 191 1 0.1 0.8 5 788 2134 235 8 6.6 4.6 | 236 7 5.5 3.7 6 760 2438 240 10 8.7 5.0 | 242 9 7.7 4.1 7 733 2743 240 10 8.7 5.0 | 242 9 7.7 4.1 8 707 3048 245 9 8.2 3.8 | 248 8 7.2 2.9 9 700 3131 250 9 8.5 3.1 | 253 8 7.5 2.2 10 632 3962 250 14 13.2 4.8 | 252 13 12.2 3.9 11 608 4267 255 11 10.6 2.8 | 258 10 9.6 2.0 12 586 4572 245 10 9.1 4.2 | 247 9 8.1 3.4 13 564 4877 260 10 9.8 1.7 | 264 9 8.8 0.9 14 523 5486 250 15 14.1 5.1 | 252 14 13.1 4.3 15 500 5850 250 20 18.8 6.8 | 251 19 17.8 6.0 16 484 6096 250 23 21.6 7.9 | 251 22 20.6 7.0 Wind Parameters Mean winds (0-6000m): 199.2 at 1.8 knts Storm direction: 229.2 at 1.3 knts Shear (0-3000m) pos: 0.3 neg: 0.0 tot: 0.3 10-3/s Storm rel Dir Shear (0-3000m): 2.1 deg Storm rel helicity (0-3000m) pos: 0.4 neg: -0.1 tot: 0.3 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 0.3 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 910.85 Bulk Shear: 0.39 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 ------------------------------------------------------------------------------- 500 182 0 51 1| 0.3 0.0 0.3| 0.0 -0.1 -0.1 -0.1 -0.59| 0.3 -0.2 1000 186 0 56 1| 0.3 0.0 0.3| 0.0 -0.1 -0.1 -0.1 -0.41| 0.3 -0.1 1500 190 0 62 1| 0.3 0.0 0.3| 0.0 -0.1 -0.1 -0.1 -0.25| 0.3 -0.1 2000 193 1 68 1| 0.3 0.0 0.3| 0.1 -0.1 -0.0 -0.0 -0.10| 0.3 -0.0 2500 196 1 75 1| 0.3 0.0 0.3| 0.2 -0.1 0.1 0.0 0.03| 0.3 0.0 3000 199 1 84 1| 0.3 0.0 0.3| 0.4 -0.1 0.3 0.1 0.15| 0.3 0.1 4000 202 1 109 1| 0.3 0.0 0.3| 1.0 -0.1 0.9 0.2 0.34| 0.4 0.1 5000 203 1 137 1| 0.3 0.0 0.3| 2.0 -0.1 1.9 0.4 0.49| 0.4 0.2 6000 199 2 152 1| 0.3 0.0 0.3| 3.3 -0.1 3.2 0.5 0.59| 0.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//VI726/skewt/VI726.skewt.20251029.00.gif