UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for VI726... Searching the city database file for: VI726 ... Date:0000Z 26 APR 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 907 893 21.0 17.8 82 3.2 18.8 120 7 302.5 305.1 295.4 344.7 14.28 1 850 1451 20.0 11.0 56 9.0 14.2 215 20 307.1 308.9 293.4 336.6 9.74 2 700 3103 10.2 -2.8 40 13.0 3.5 295 31 313.8 314.6 291.1 327.9 4.45 3 500 5810 -4.7 -22.7 23 18.0 -10.5 275 31 327.3 327.6 292.2 331.7 1.23 4 400 7530 -18.3 -33.3 26 15.0 -21.3 260 35 331.2 331.3 292.6 333.3 0.58 TRP WND Sounding variables and indices Freezing level: 563.09 mb = 4956.11 m = 16260.02 ft Wetbulb zero: 649.51 mb = 3705.30 m = 12156.36 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 40.97 % Est. max temperature: 29.40 C = 84.91 F Sfc-Lift cond lev (LCL): 865.37 mb = 1296.81 m = 4254.58 ft T: 20.28 C 700-500 lapse rate: 5.50 C/km ThetaE index: 16.80 C Layer 850.0- 500.0 mb Conv cond level (CCL): 680.08 mb = 3335.29 m = 10942.41 ft Mean mixing ratio: 10.61 g/kg Conv temperature: 33.14 C = 91.65 F Cap Strength: 4.10 C Lifted Index: 2.84 C Risk: None Lifted Index @700 mb: 3.09 C Showalter Index: 3.54 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 15.70 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 336.25 Risk: Showers and thunderstorms possible Energy Index: -0.86 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.02 J/kg Max Up Vert Vel: 7.21 m/s Conv Inhibition (B-): 533.56 J/kg Cap Strength: 4.10 C Lift Cond Lev (LCL): 767.47 mb = 2320.04 m = 7611.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 21 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 ---------------------------------------------------------- 0 907 893 120 7 -6.1 3.5 | 125 28 -23.2 16.1 1 905 914 190 10 1.7 9.8 | 146 27 -15.4 22.5 2 873 1219 200 27 9.2 25.4 | 168 39 -7.9 38.0 3 850 1451 215 20 11.5 16.4 | 169 30 -5.6 29.0 4 813 1829 255 15 14.5 3.9 | 171 17 -2.6 16.5 5 784 2134 270 19 19.0 -0.0 | 189 13 1.9 12.6 6 757 2438 270 23 23.0 -0.0 | 205 14 5.9 12.6 7 730 2743 285 26 25.1 -6.7 | 234 10 8.0 5.9 8 705 3048 295 30 27.2 -12.7 | 270 10 10.1 -0.1 9 700 3103 295 31 28.1 -13.1 | 273 11 11.0 -0.5 10 653 3658 300 40 34.6 -20.0 | 293 19 17.6 -7.4 11 629 3962 300 38 32.9 -19.0 | 292 17 15.8 -6.4 12 606 4267 290 29 27.3 -9.9 | 255 11 10.2 2.7 13 583 4572 280 25 24.6 -4.3 | 222 11 7.5 8.3 14 561 4877 280 26 25.6 -4.5 | 226 12 8.5 8.1 15 521 5486 280 31 30.5 -5.4 | 242 15 13.4 7.2 16 500 5810 275 31 30.9 -2.7 | 234 17 13.8 9.9 17 482 6096 270 34 34.0 -0.0 | 233 21 16.9 12.6 18 400 7530 260 35 34.5 6.1 | 223 26 17.4 18.7 19 395 7620 260 35 34.5 6.1 | 223 26 17.4 18.7 Wind Parameters Mean winds (0-6000m): 276.4 at 28.3 knts Storm direction: 306.4 at 21.2 knts Shear (0-3000m) pos: 7.8 neg: 0.0 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 167.4 deg Storm rel helicity (0-3000m) pos: 293.6 neg: -2.9 tot: 290.7 m^2/s^2 ave: 96.9 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 14.0 stream: 8.8 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.21 Bulk Shear: 124.01 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 ------------------------------------------------------------------------------- 500 200 20 162 33| 23.7 0.0 23.7|196.1 0.0 196.1 392.2 0.75| 33.0 24.9 1000 215 19 167 29| 11.1 0.0 11.1|211.2 -2.0 209.1 209.1 0.54| 24.8 13.5 1500 233 19 175 24| 9.8 0.0 9.8|236.2 -2.0 234.2 156.1 0.59| 19.3 11.3 2000 248 20 186 20| 9.0 0.0 9.0|264.1 -2.0 262.1 131.0 0.64| 17.2 10.9 2500 263 23 200 16| 8.8 0.0 8.8|283.5 -2.0 281.5 112.6 0.65| 15.6 10.1 3000 274 26 218 14| 7.8 0.0 7.8|293.6 -2.9 290.7 96.9 0.63| 14.0 8.8 4000 279 27 227 12| 5.8 2.1 8.0|296.2 -50.3 246.0 61.5 0.37| 12.8 4.8 5000 279 27 229 13| 4.7 1.8 6.5|308.2 -59.2 249.0 49.8 0.36| 11.2 4.0 6000 276 28 229 15| 3.9 1.9 5.8|308.2 -74.5 233.7 39.0 0.31| 9.8 3.1 Wrote GIF file: /home/apache/climate/data/raob//VI726/skewt/VI726.skewt.20250426.00.gif