UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for VI726... Searching the city database file for: VI726 ... Date:0000Z 27 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 910 895 21.6 18.0 80 3.6 19.1 120 2 302.8 305.5 295.6 345.5 14.42 1 850 1479 17.2 13.2 77 4.0 14.6 205 9 304.2 306.3 293.8 337.8 11.29 2 700 3113 9.0 3.0 66 6.0 5.6 230 20 312.5 313.7 292.7 333.6 6.80 3 500 5810 -6.7 -16.7 45 10.0 -10.3 280 29 324.9 325.3 292.2 331.9 2.07 4 400 7510 -18.1 -30.1 34 12.0 -20.8 240 43 331.5 331.6 292.9 334.3 0.78 5 300 9610 -30.3 -42.3 30 12.0 -31.8 265 33 342.7 342.7 295.3 343.9 0.31 6 250 10880 -40.3 -48.3 42 8.0 -40.9 270 47 346.2 346.2 296.0 346.9 0.19 TRP WND Sounding variables and indices Freezing level: 585.35 mb = 4659.05 m = 15285.41 ft Wetbulb zero: 629.64 mb = 3962.09 m = 12998.84 ft Precipitable water: 1.28 inches Sfc-500 mean rel hum: 63.34 % Est. max temperature: 27.57 C = 81.63 F Sfc-Lift cond lev (LCL): 863.18 mb = 1347.11 m = 4419.59 ft T: 18.19 C 700-500 lapse rate: 5.82 C/km ThetaE index: 13.54 C Layer 850.0- 400.0 mb Conv cond level (CCL): 756.25 mb = 2462.52 m = 8079.03 ft Mean mixing ratio: 11.94 g/kg Conv temperature: 27.78 C = 82.00 F Cap Strength: 1.87 C Lifted Index: 0.19 C Risk: Showers probable Lifted Index @300 mb: 3.90 C Lifted Index @700 mb: 1.39 C Showalter Index: 1.01 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.90 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 205.40 Risk: None Energy Index: -1.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.87 J/kg Max Up Vert Vel: 6.61 m/s Conv Inhibition (B-): 138.44 J/kg Cap Strength: 1.87 C Lift Cond Lev (LCL): 810.90 mb = 1875.33 m = 6152.58 ft Lev Free Conv (LFC): 475.90 mb = 6186.37 m = 20296.26 ft Equ Level (EL): 385.90 mb = 7771.98 m = 25498.33 ft B at Equ Level: 20.27 J/kg Max Parcel Lev (MPL): 355.90 mb = 8362.74 m = 27436.47 ft Wind level data Storm motion: 277 at 16 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 ---------------------------------------------------------- 0 910 895 120 2 -1.7 1.0 | 100 18 -17.5 3.0 1 908 914 270 4 4.0 -0.0 | 100 12 -11.7 2.0 2 876 1219 175 8 -0.7 8.0 | 121 19 -16.4 10.0 3 850 1479 205 9 3.8 8.2 | 130 16 -11.9 10.2 4 815 1829 220 13 8.4 10.0 | 148 14 -7.4 12.0 5 786 2134 235 15 12.3 8.6 | 162 11 -3.4 10.6 6 758 2438 230 22 16.9 14.1 | 184 16 1.1 16.1 7 731 2743 215 22 12.6 18.0 | 171 20 -3.1 20.0 8 705 3048 225 19 13.4 13.4 | 172 16 -2.3 15.4 9 700 3113 230 20 15.3 12.9 | 178 15 -0.4 14.9 10 654 3658 225 21 14.8 14.8 | 177 17 -0.9 16.8 11 630 3962 230 18 13.8 11.6 | 172 14 -1.9 13.6 12 606 4267 240 19 16.5 9.5 | 184 12 0.7 11.5 13 584 4572 240 18 15.6 9.0 | 179 11 -0.1 11.0 14 562 4877 255 21 20.3 5.4 | 211 9 4.5 7.4 15 521 5486 250 31 29.1 10.6 | 227 18 13.4 12.6 16 500 5810 280 29 28.6 -5.0 | 283 13 12.8 -3.0 17 482 6096 290 28 26.3 -9.6 | 306 13 10.6 -7.6 18 400 7510 240 43 37.2 21.5 | 222 32 21.5 23.5 19 394 7620 240 43 37.2 21.5 | 222 32 21.5 23.5 20 320 9144 270 33 33.0 -0.0 | 263 17 17.3 2.0 21 300 9610 265 33 32.9 2.9 | 254 18 17.1 4.9 22 258 10668 270 41 41.0 -0.0 | 265 25 25.3 2.0 23 250 10880 270 47 47.0 -0.0 | 266 31 31.3 2.0 Wind Parameters Mean winds (0-6000m): 247.2 at 21.1 knts Storm direction: 277.2 at 15.9 knts Shear (0-3000m) pos: 3.6 neg: 0.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 73.6 deg Storm rel helicity (0-3000m) pos: 83.0 neg: -21.9 tot: 61.1 m^2/s^2 ave: 20.4 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.51 Bulk Shear: 42.64 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 ------------------------------------------------------------------------------- 500 194 7 121 16| 8.6 0.0 8.6| 28.0 0.0 28.0 56.0 0.45| 16.6 7.4 1000 207 9 130 15| 7.2 0.0 7.2| 52.1 0.0 52.1 52.1 0.57| 12.0 6.8 1500 219 11 141 14| 7.5 0.0 7.5| 75.2 0.0 75.2 50.1 0.62| 11.2 6.9 2000 220 14 152 14| 5.6 1.0 6.6| 75.7 -16.3 59.4 29.7 0.42| 10.3 4.3 2500 222 15 157 14| 4.6 0.8 5.4| 83.0 -16.9 66.0 26.4 0.41| 9.2 3.8 3000 223 16 161 15| 3.6 0.7 4.2| 83.0 -21.9 61.1 20.4 0.36| 8.2 3.0 4000 228 17 166 14| 3.3 0.5 3.8|104.2 -23.9 80.3 20.1 0.42| 7.5 3.1 5000 237 19 181 12| 3.0 0.8 3.8|178.1 -23.9 154.2 30.8 0.51| 8.8 4.5 6000 247 21 200 11| 2.5 1.9 4.4|190.2 -93.2 97.0 16.2 0.30| 9.2 2.7 Wrote GIF file: /home/apache/climate/data/raob//VI726/skewt/VI726.skewt.20250427.00.gif