UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:1200Z 23 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 44 SFC 983 200 36.2 18.2 35 18.0 23.3 200 5 310.9 313.4 297.1 352.2 13.50 2 982 209 35.2 18.2 37 17.0 23.1 202 6 310.0 312.5 296.9 351.1 13.51 3 925 748 30.4 15.4 40 15.0 20.1 210 12 310.4 312.7 296.0 347.0 11.98 4 850 1497 23.6 12.6 50 11.0 16.3 190 6 310.9 312.9 295.3 344.1 10.85 5 771 2338 15.8 9.8 67 6.0 12.0 247 3 311.3 313.1 294.7 341.7 9.92 6 770 2349 15.8 9.8 67 6.0 12.0 251 3 311.4 313.3 294.8 341.9 9.93 7 729 2813 14.2 5.2 55 9.0 8.8 339 4 314.5 316.0 293.9 338.4 7.63 8 700 3154 11.2 3.2 58 8.0 6.6 360 4 314.9 316.2 293.4 336.6 6.90 9 621 4140 4.2 -1.8 65 6.0 1.1 302 7 317.8 318.9 293.1 335.1 5.40 10 587 4597 3.2 -4.8 56 8.0 -0.8 285 4 321.8 322.7 293.5 336.8 4.56 11 544 5209 -1.1 -6.1 69 5.0 -3.5 259 5 323.8 324.7 294.0 338.5 4.46 12 543 5223 -1.3 -7.3 64 6.0 -4.1 258 5 323.7 324.5 293.6 337.2 4.07 13 522 5538 -0.9 -12.9 40 12.0 -6.0 247 7 327.9 328.4 293.6 337.2 2.71 14 521 5553 -0.9 -12.9 40 12.0 -6.0 247 7 328.1 328.6 293.7 337.4 2.72 15 500 5880 -3.5 -15.5 39 12.0 -8.2 235 10 328.8 329.2 293.5 336.7 2.29 16 469 6382 -7.1 -16.1 49 9.0 -10.5 235 12 330.4 330.8 293.9 338.4 2.32 17 428 7092 -10.1 -33.1 13 23.0 -15.6 246 8 335.3 335.4 293.7 337.4 0.55 18 422 7201 -10.3 -32.3 15 22.0 -15.7 248 7 336.4 336.5 294.0 338.7 0.60 19 400 7610 -14.1 -33.1 18 19.0 -18.4 255 5 336.7 336.8 294.0 338.9 0.59 20 392 7763 -15.7 -33.7 20 18.0 -19.6 254 6 336.5 336.6 294.0 338.7 0.57 21 372 8156 -17.5 -41.5 10 24.0 -21.6 250 6 339.2 339.3 294.4 340.3 0.27 22 369 8217 -17.9 -28.9 38 11.0 -20.6 249 6 339.5 339.7 295.0 343.0 0.95 23 368 8237 -17.7 -44.7 8 27.0 -21.9 249 6 340.0 340.0 294.5 340.8 0.19 24 366 8278 -17.9 -42.9 9 25.0 -22.0 249 6 340.3 340.3 294.6 341.2 0.24 25 300 9730 -29.5 -38.5 41 9.0 -30.8 230 8 343.8 343.9 295.7 345.6 0.46 26 281 10195 -33.1 -41.1 45 8.0 -34.1 237 7 345.1 345.2 295.9 346.6 0.37 27 274 10373 -34.3 -49.3 20 15.0 -35.6 240 6 345.9 345.9 295.8 346.5 0.16 28 250 11010 -38.9 -50.9 27 12.0 -39.8 230 4 348.2 348.3 296.4 348.8 0.14 29 200 12500 -51.7 -59.7 38 8.0 -52.0 180 6 350.9 350.9 296.9 351.2 0.06 30 186 12966 -55.3 -61.3 47 6.0 -55.5 210 5 352.4 352.4 297.2 352.7 0.05 31 158 13984 -63.9 -70.9 38 7.0 -64.0 185 4 354.7 354.7 297.7 354.8 0.02 32 150 14300 -65.9 -74.9 27 9.0 -66.0 90 4 356.6 356.6 298.0 356.6 0.01 33 145 14505 -66.5 -76.5 23 10.0 -66.6 101 4 359.0 359.0 298.5 359.0 0.01 34 100 16680 -79.3 -84.3 43 5.0 -79.3 100 11 374.5 374.5 301.4 374.5 0.00 35 88 17402 -82.5 -87.0 46 4.5 -82.5 40 15 382.0 382.0 302.6 382.1 0.00 36 87 17466 -81.5 -85.7 49 4.2 -81.5 41 15 385.3 385.3 303.1 385.3 0.00 37 77 18161 -76.5 -83.5 32 7.0 -76.5 57 13 409.4 409.4 306.5 409.4 0.00 38 70 18710 -77.5 -84.5 32 7.0 -77.5 70 14 418.6 418.6 307.6 418.6 0.00 39 66 19046 -78.9 -85.9 31 7.0 -78.9 39 11 422.6 422.6 308.0 422.7 0.00 40 62 19406 -73.3 -84.3 17 11.0 -73.4 6 7 442.7 442.7 310.1 442.7 0.01 41 61 19501 -72.7 -82.7 21 10.0 -72.8 357 6 446.1 446.1 310.5 446.1 0.01 42 51 20553 -72.1 -83.1 18 11.0 -72.2 295 3 470.9 470.9 312.7 471.0 0.01 43 50 20670 -69.9 -81.9 16 12.0 -70.1 290 3 478.8 478.8 313.4 478.8 0.01 44 48 20914 -67.1 -80.1 14 13.0 -67.3 273 4 491.1 491.1 314.3 491.1 0.01 45 30 23810 -57.9 -76.9 7 19.0 -59.0 75 8 586.8 586.8 320.0 587.1 0.04 46 29 24024 -57.9 -76.9 7 19.0 -59.0 592.5 592.5 320.3 592.8 0.04 TRP 88 17402 -82.5 -87.0 46 4.5 -82.5 40 15 382.0 382.0 302.6 382.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5836.00 m Freezing level: 555.00 mb = 5052.24 m = 16575.38 ft Wetbulb zero: 601.52 mb = 4398.84 m = 14431.72 ft Precipitable water: 1.66 inches Sfc-500 mean rel hum: 54.63 % Est. max temperature: 36.30 C = 97.33 F Sfc-Lift cond lev (LCL): 759.18 mb = 2468.76 m = 8099.49 ft T: 15.39 C 700-500 lapse rate: 5.39 C/km ThetaE index: 10.42 C Layer 982.0- 770.0 mb Conv cond level (CCL): 703.74 mb = 3109.21 m = 10200.70 ft Mean mixing ratio: 12.28 g/kg Conv temperature: 40.15 C = 104.27 F Cap Strength: 2.64 C Lifted Index: 0.23 C Risk: Showers probable Lifted Index @300 mb: 0.07 C Lifted Index @700 mb: 1.22 C Showalter Index: 1.64 C Risk: Showers probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 16.10 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 173.20 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.87 J/kg Max Up Vert Vel: 9.26 m/s Conv Inhibition (B-): 92.85 J/kg Cap Strength: 2.63 C Lift Cond Lev (LCL): 748.93 mb = 2584.02 m = 8477.66 ft Lev Free Conv (LFC): 653.93 mb = 3714.65 m = 12187.03 ft Equ Level (EL): 583.93 mb = 4639.32 m = 15220.68 ft B at Equ Level: 20.14 J/kg Max Parcel Lev (MPL): 323.93 mb = 9169.54 m = 30083.44 ft Wind level data Storm motion: 270 at 5 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 ---------------------------------------------------------- 0 983 200 200 5 1.7 4.7 | 148 6 -2.9 4.7 1 972 305 220 11 7.1 8.4 | 196 9 2.4 8.4 2 939 610 205 11 4.6 10.0 | 180 10 0.0 9.9 3 925 748 210 12 6.0 10.4 | 188 10 1.4 10.4 4 908 914 200 9 3.1 8.5 | 170 9 -1.6 8.4 5 877 1219 195 7 1.8 6.8 | 157 7 -2.8 6.7 6 850 1497 190 6 1.0 5.9 | 149 7 -3.6 5.9 7 818 1829 170 5 -0.9 4.9 | 132 7 -5.5 4.9 8 789 2134 170 5 -0.9 4.9 | 132 7 -5.5 4.9 9 761 2438 290 2 1.9 -0.7 | 76 3 -2.8 -0.7 10 735 2743 335 4 1.7 -3.6 | 39 5 -2.9 -3.6 11 700 3154 360 4 -0.0 -4.0 | 49 6 -4.6 -4.0 12 658 3658 310 5 3.8 -3.2 | 14 3 -0.8 -3.2 13 610 4267 300 7 6.1 -3.5 | 338 4 1.4 -3.5 14 566 4877 270 2 2.0 -0.0 | 89 3 -2.6 -0.0 15 500 5880 235 10 8.2 5.7 | 212 7 3.6 5.7 16 486 6096 230 13 10.0 8.4 | 213 10 5.3 8.3 17 400 7610 255 5 4.8 1.3 | 189 1 0.2 1.3 18 399 7620 255 6 5.8 1.6 | 217 2 1.2 1.5 19 325 9144 240 7 6.1 3.5 | 202 4 1.4 3.5 20 300 9730 230 8 6.1 5.1 | 196 5 1.5 5.1 21 262 10668 245 5 4.5 2.1 | 177 2 -0.1 2.1 22 250 11010 230 4 3.1 2.6 | 148 3 -1.6 2.5 23 209 12192 195 6 1.6 5.8 | 152 7 -3.1 5.8 24 200 12500 180 6 0.0 6.0 | 142 8 -4.6 6.0 25 165 13716 260 4 3.9 0.7 | 134 1 -0.7 0.7 26 150 14300 90 4 -4.0 0.0 | 90 9 -8.6 -0.0 27 128 15240 140 6 -3.9 4.6 | 118 10 -8.5 4.6 28 104 16459 125 10 -8.2 5.7 | 114 14 -12.8 5.7 29 100 16680 100 11 -10.8 1.9 | 97 16 -15.5 1.9 30 88 17402 40 15 -9.6 -11.5 | 51 18 -14.3 -11.5 31 75 18288 60 13 -11.3 -6.5 | 68 17 -15.9 -6.5 32 70 18710 70 14 -13.2 -4.8 | 75 18 -17.8 -4.8 33 58 19812 330 3 1.5 -2.6 | 50 4 -3.1 -2.6 34 50 20670 290 3 2.8 -1.0 | 60 2 -1.8 -1.0 35 45 21336 245 6 5.4 2.5 | 198 3 0.8 2.5 36 35 22860 125 7 -5.7 4.0 | 111 11 -10.4 4.0 37 30 23810 75 8 -7.7 -2.1 | 80 13 -12.4 -2.1 Wind Parameters Mean winds (0-6000m): 239.7 at 6.2 knts Storm direction: 269.7 at 4.6 knts Shear (0-3000m) pos: 1.0 neg: 1.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -101.6 deg Storm rel helicity (0-3000m) pos: 13.8 neg: -24.9 tot: -11.1 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.72 Bulk Shear: 4.41 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 ------------------------------------------------------------------------------- 500 212 10 185 9| 6.9 0.0 6.9| 11.1 -5.6 5.5 11.1 0.42| 10.3 4.3 1000 207 10 179 9| 3.5 2.6 6.0| 11.1 -15.1 -4.0 -4.0 0.01| 7.7 0.1 1500 203 9 171 8| 2.3 2.6 4.9| 11.1 -19.8 -8.7 -5.8 -0.13| 6.1 -0.8 2000 198 8 163 8| 1.8 1.9 3.7| 12.7 -21.4 -8.6 -4.3 -0.11| 5.3 -0.6 2500 201 7 160 7| 1.4 1.5 2.9| 12.7 -24.7 -12.0 -4.8 -0.24| 5.9 -1.4 3000 205 6 161 6| 1.0 1.3 2.3| 13.8 -24.9 -11.1 -3.7 -0.21| 5.3 -1.1 4000 229 6 179 4| 0.8 0.6 1.3| 13.8 -30.0 -16.2 -4.1 -0.30| 4.7 -1.4 5000 243 6 189 3| 0.6 0.2 0.8| 15.5 -30.2 -14.7 -2.9 -0.15| 4.6 -0.7 6000 240 6 193 3| 0.5 0.7 1.2| 16.6 -30.8 -14.2 -2.4 -0.10| 4.7 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250423.12.gif