UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 17 APR 25 Station: VT381 WMO ident: 48381 ------------------------------------------------------------------------------- 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 85 SFC 987 200 26.0 17.0 58 9.0 19.9 160 3 300.3 302.5 293.5 336.7 12.44 2 986 209 24.6 17.6 65 7.0 19.8 167 3 299.0 301.3 293.5 336.7 12.95 3 972 334 23.6 17.6 69 6.0 19.5 243 5 299.2 301.6 293.7 337.5 13.14 4 938 646 25.6 14.6 51 11.0 18.2 269 11 304.3 306.3 293.7 337.7 11.20 5 925 769 24.8 14.8 54 10.0 18.1 265 10 304.7 306.8 294.1 339.1 11.52 6 906 952 25.4 14.4 51 11.0 18.0 283 11 307.1 309.2 294.7 341.7 11.46 7 850 1510 22.2 9.2 43 13.0 14.0 255 7 309.4 311.0 293.3 335.8 8.62 8 842 1592 21.8 8.8 43 13.0 13.6 252 7 309.8 311.4 293.3 335.8 8.47 9 841 1602 21.8 8.8 43 13.0 13.6 252 7 309.9 311.5 293.3 335.9 8.48 10 700 3163 11.0 2.0 54 9.0 5.9 235 15 314.7 315.9 292.9 334.6 6.33 11 643 3866 5.6 0.6 70 5.0 2.8 235 13 316.3 317.5 293.3 336.0 6.23 12 596 4484 2.4 -2.3 71 4.7 -0.0 248 11 319.5 320.6 293.6 337.0 5.43 13 547 5176 -0.3 -6.3 64 6.0 -3.2 256 12 324.2 325.1 294.0 338.7 4.37 14 500 5890 -4.7 -9.7 68 5.0 -7.0 260 13 327.3 328.0 294.2 339.6 3.66 15 400 7610 -15.1 -20.0 66 4.9 -16.7 255 8 335.4 335.8 294.9 342.3 1.95 16 361 8377 -20.1 -25.1 64 5.0 -21.4 248 7 338.7 338.9 295.2 343.7 1.38 17 300 9720 -30.5 -35.4 62 4.9 -31.3 245 7 342.4 342.5 295.4 344.8 0.63 18 291 9936 -32.3 -36.5 66 4.2 -32.9 244 8 342.8 342.9 295.5 345.1 0.58 19 250 10990 -40.9 -46.9 52 6.0 -41.3 245 13 345.3 345.3 295.8 346.2 0.22 20 200 12470 -53.5 -60.5 42 7.0 -53.7 230 19 348.0 348.1 296.3 348.3 0.06 21 190 12797 -56.3 -64.3 36 8.0 -56.5 229 19 348.7 348.7 296.4 348.8 0.04 22 177 13244 -58.9 -68.9 26 10.0 -59.0 227 20 351.6 351.6 297.0 351.6 0.02 23 150 14260 -67.3 -73.3 42 6.0 -67.4 240 18 354.2 354.2 297.5 354.2 0.01 24 120 15573 -77.1 -80.6 57 3.5 -77.1 330 14 359.5 359.5 298.6 359.5 0.01 25 117 15718 -78.3 -82.1 54 3.8 -78.3 343 14 359.9 359.9 298.7 359.9 0.00 26 114 15866 -77.5 -81.4 53 3.9 -77.5 358 13 364.1 364.1 299.5 364.1 0.00 27 100 16610 -81.1 -84.8 53 3.7 -81.1 70 16 371.0 371.0 300.8 371.0 0.00 28 99 16666 -81.1 -85.0 52 3.9 -81.1 70 16 372.1 372.1 300.9 372.1 0.00 29 87 17392 -78.9 -83.9 44 5.0 -78.9 112 11 390.5 390.5 303.9 390.6 0.00 30 77 18080 -80.5 -85.5 43 5.0 -80.5 153 6 401.1 401.1 305.3 401.1 0.00 31 72 18454 -83.3 -85.9 64 2.6 -83.3 165 4 402.9 402.9 305.6 402.9 0.00 32 70 18610 -83.1 -86.6 54 3.5 -83.1 165 4 406.6 406.6 306.1 406.6 0.00 33 69 18690 -83.3 -87.0 52 3.7 -83.3 177 4 407.8 407.9 306.2 407.9 0.00 34 66 18942 -77.5 -84.5 32 7.0 -77.5 215 5 425.7 425.7 308.4 425.7 0.00 35 66 18942 -77.3 -85.3 27 8.0 -77.3 215 5 426.1 426.1 308.4 426.1 0.00 36 58 19697 -70.7 -81.7 18 11.0 -70.8 326 7 457.1 457.1 311.5 457.1 0.01 37 55 20015 -67.9 -78.9 19 11.0 -68.1 329 8 470.5 470.5 312.7 470.6 0.01 38 50 20590 -66.9 -79.9 14 13.0 -67.1 300 9 485.8 485.8 313.9 485.9 0.01 39 43 21509 -62.7 -77.7 12 15.0 -63.1 285 6 517.6 517.6 316.1 517.7 0.02 40 39 22108 -63.9 -79.9 10 16.0 -64.3 333 5 529.2 529.2 316.9 529.3 0.02 41 36 22605 -58.3 -77.3 7 19.0 -59.2 12 5 555.9 556.0 318.4 556.1 0.03 42 30 23760 -54.9 -75.9 6 21.0 -56.4 95 16 595.0 595.0 320.4 595.3 0.04 43 26 24681 -52.1 -75.1 5 23.0 -54.4 100 18 627.8 627.8 321.8 628.2 0.06 TRP 99 16666 -81.1 -85.0 52 3.9 -81.1 70 16 372.1 372.1 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 552.44 mb = 5098.77 m = 16728.04 ft Wetbulb zero: 596.64 mb = 4475.57 m = 14683.44 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 58.34 % Est. max temperature: 35.74 C = 96.34 F Sfc-Lift cond lev (LCL): 865.37 mb = 1353.17 m = 4439.49 ft T: 23.10 C 700-500 lapse rate: 5.76 C/km ThetaE index: 5.88 C Layer 850.0- 842.0 mb Conv cond level (CCL): 699.00 mb = 3174.85 m = 10416.06 ft Mean mixing ratio: 11.81 g/kg Conv temperature: 40.36 C = 104.66 F Cap Strength: 6.70 C Lifted Index: 2.60 C Risk: None Lifted Index @300 mb: 4.28 C Lifted Index @700 mb: 3.71 C Showalter Index: 3.89 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 13.90 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 137.40 Risk: None Energy Index: 0.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.78 J/kg Max Up Vert Vel: 8.92 m/s Conv Inhibition (B-): 18654.03 J/kg Cap Strength: 6.70 C Lift Cond Lev (LCL): 815.10 mb = 1868.31 m = 6129.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 8 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 ---------------------------------------------------------- 0 987 200 160 3 -1.0 2.8 | 114 10 -8.9 4.0 1 975 305 240 4 3.5 2.0 | 125 5 -4.5 3.1 2 942 610 270 11 11.0 -0.0 | 250 3 3.1 1.1 3 925 769 265 10 10.0 0.9 | 225 3 2.0 2.0 4 910 914 285 12 11.6 -3.1 | 298 4 3.7 -2.0 5 879 1219 265 7 7.0 0.6 | 151 2 -0.9 1.7 6 850 1510 255 7 6.8 1.8 | 158 3 -1.2 2.9 7 819 1829 245 8 7.3 3.4 | 172 5 -0.7 4.5 8 790 2134 225 5 3.5 3.5 | 137 6 -4.4 4.7 9 762 2438 220 7 4.5 5.4 | 152 7 -3.4 6.5 10 735 2743 240 13 11.3 6.5 | 204 8 3.3 7.6 11 700 3163 235 15 12.3 8.6 | 204 11 4.4 9.7 12 659 3658 230 14 10.7 9.0 | 195 11 2.8 10.1 13 611 4267 245 11 10.0 4.6 | 199 6 2.0 5.8 14 567 4877 255 11 10.6 2.8 | 214 5 2.7 4.0 15 500 5890 260 13 12.8 2.3 | 235 6 4.9 3.4 16 487 6096 260 13 12.8 2.3 | 235 6 4.9 3.4 17 400 7610 255 8 7.7 2.1 | 177 3 -0.2 3.2 18 399 7620 255 9 8.7 2.3 | 193 4 0.8 3.5 19 325 9144 240 4 3.5 2.0 | 125 5 -4.5 3.1 20 300 9720 245 7 6.3 3.0 | 159 4 -1.6 4.1 21 262 10668 240 11 9.5 5.5 | 194 7 1.6 6.6 22 250 10990 245 13 11.8 5.5 | 210 8 3.9 6.6 23 209 12192 225 19 13.4 13.4 | 201 16 5.5 14.6 24 200 12470 230 19 14.6 12.2 | 206 15 6.6 13.3 25 164 13716 225 20 14.1 14.1 | 202 16 6.2 15.3 26 150 14260 240 18 15.6 9.0 | 217 13 7.7 10.1 27 127 15240 300 14 12.1 -7.0 | 324 7 4.2 -5.9 28 103 16459 55 13 -10.6 -7.5 | 71 20 -18.6 -6.3 29 100 16610 70 16 -15.0 -5.5 | 79 23 -23.0 -4.3 30 99 16666 70 16 -15.0 -5.5 | 79 23 -23.0 -4.3 31 74 18288 165 4 -1.0 3.9 | 119 10 -9.0 5.0 32 70 18610 165 4 -1.0 3.9 | 119 10 -9.0 5.0 33 57 19812 340 7 2.4 -6.6 | 45 8 -5.5 -5.4 34 50 20590 300 9 7.8 -4.5 | 2 3 -0.1 -3.4 35 44 21336 270 6 6.0 -0.0 | 121 2 -1.9 1.1 36 35 22860 30 5 -2.5 -4.3 | 73 11 -10.4 -3.2 37 30 23760 95 16 -15.9 1.4 | 96 24 -23.9 2.5 38 26 24384 100 18 -17.7 3.1 | 99 26 -25.6 4.3 Wind Parameters Mean winds (0-6000m): 248.1 at 10.7 knts Storm direction: 278.1 at 8.0 knts Shear (0-3000m) pos: 3.1 neg: 1.2 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 89.7 deg Storm rel helicity (0-3000m) pos: 29.1 neg: -6.5 tot: 22.6 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 19.97 Bulk Shear: 1.99 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 ------------------------------------------------------------------------------- 500 260 7 162 3| 12.0 0.0 12.0| 9.0 -0.4 8.6 17.2 0.63| 13.4 8.5 1000 269 9 212 1| 6.0 1.6 7.6| 11.5 -2.0 9.5 9.5 0.33| 11.4 3.8 1500 266 8 187 2| 4.0 1.4 5.4| 12.1 -2.1 10.0 6.7 0.33| 8.4 2.7 2000 260 8 174 3| 3.0 1.9 4.9| 12.5 -6.2 6.4 3.2 0.19| 7.4 1.4 2500 253 8 173 3| 3.7 1.5 5.2| 26.6 -6.2 20.5 8.2 0.35| 7.5 2.6 3000 249 9 184 4| 3.1 1.2 4.3| 29.1 -6.5 22.6 7.5 0.35| 6.8 2.3 4000 243 10 191 6| 2.3 1.1 3.3| 30.4 -10.4 20.0 5.0 0.29| 5.8 1.6 5000 245 10 195 6| 2.0 0.8 2.8| 33.3 -10.4 22.8 4.6 0.31| 4.9 1.5 6000 248 11 201 5| 1.8 0.7 2.5| 35.2 -10.8 24.4 4.1 0.32| 4.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250417.00.gif