UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 15 APR 25 Station: VTCC WMO ident: 48327 Latitude: 18.78 Longitude: 98.98 Elevation: 314.00 ------------------------------------------------------------------------------- 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 81 SFC 974 314 31.4 16.4 41 15.0 21.1 0 0 306.9 309.1 295.1 343.4 12.13 2 970 351 30.2 18.2 49 12.0 21.8 359 0 306.0 308.6 296.0 347.0 13.68 3 925 777 27.8 14.8 45 13.0 18.9 355 3 307.7 309.9 294.9 342.6 11.52 4 850 1520 22.0 12.0 53 10.0 15.4 285 3 309.2 311.2 294.6 340.9 10.42 5 700 3172 10.2 3.2 62 7.0 6.2 285 12 313.8 315.1 293.2 335.4 6.90 6 693 3255 9.6 2.6 62 7.0 5.6 283 12 314.0 315.3 293.0 334.9 6.67 7 639 3925 6.8 -5.2 42 12.0 0.9 269 13 318.2 319.0 292.1 331.4 4.06 8 556 5056 0.8 -11.2 40 12.0 -4.4 251 13 324.0 324.6 292.7 333.8 2.92 9 500 5900 -4.9 -15.9 42 11.0 -9.1 255 11 327.1 327.5 293.0 334.7 2.21 10 473 6335 -7.7 -16.7 48 9.0 -11.0 250 16 328.8 329.3 293.4 336.4 2.19 11 400 7620 -16.1 -30.1 29 14.0 -19.4 250 15 334.1 334.2 293.6 337.0 0.78 12 398 7658 -16.3 -31.3 26 15.0 -19.7 250 15 334.3 334.4 293.6 336.9 0.70 13 391 7791 -16.9 -40.9 11 24.0 -21.0 251 17 335.2 335.3 293.4 336.3 0.27 14 387 7867 -17.3 -29.3 34 12.0 -20.2 252 18 335.7 335.8 294.0 338.9 0.87 15 384 7926 -17.5 -35.5 19 18.0 -21.1 252 19 336.1 336.2 293.8 338.0 0.48 16 350 8614 -20.5 -34.5 27 14.0 -23.3 256 27 341.1 341.2 295.1 343.4 0.59 17 333 8979 -23.7 -33.7 39 10.0 -25.6 259 32 341.6 341.8 295.3 344.2 0.67 18 300 9730 -29.7 -40.7 34 11.0 -31.2 250 36 343.5 343.6 295.5 345.0 0.36 19 250 11010 -39.5 -53.5 21 14.0 -40.4 245 50 347.3 347.4 296.1 347.8 0.10 20 230 11572 -44.9 -56.9 25 12.0 -45.4 238 49 347.5 347.5 296.1 347.8 0.08 21 216 11988 -47.5 -66.5 10 19.0 -48.0 233 48 349.8 349.8 296.6 349.9 0.02 22 205 12330 -50.7 -61.7 26 11.0 -51.0 230 50 350.0 350.0 296.7 350.2 0.05 23 200 12490 -51.9 -63.9 22 12.0 -52.2 230 52 350.6 350.6 296.8 350.7 0.04 24 185 12994 -55.3 -70.3 14 15.0 -55.5 238 50 353.0 353.0 297.3 353.0 0.02 25 150 14300 -67.3 -79.3 17 12.0 -67.4 260 49 354.2 354.2 297.5 354.2 0.00 26 147 14421 -68.5 -80.5 16 12.0 -68.5 259 47 354.1 354.1 297.5 354.1 0.00 27 133 15011 -72.9 -85.9 12 13.0 -72.9 253 38 356.6 356.6 298.0 356.6 0.00 28 127 15281 -72.9 -86.9 10 14.0 -72.9 251 34 361.3 361.3 299.0 361.3 0.00 29 106 16320 -79.1 -93.1 8 14.0 -79.1 281 17 368.7 368.7 300.3 368.7 0.00 30 102 16538 -79.3 -94.3 7 15.0 -79.3 285 16 372.4 372.4 301.0 372.4 0.00 31 100 16650 -78.9 -92.9 8 14.0 -78.9 285 17 375.3 375.3 301.5 375.3 0.00 32 84 17637 -81.5 -94.5 9 13.0 -81.5 360 18 389.2 389.2 303.7 389.2 0.00 33 70 18660 -82.1 -95.1 9 13.0 -82.1 50 16 408.7 408.7 306.3 408.7 0.00 34 63 19251 -81.9 -95.9 7 14.0 -81.9 111 12 421.7 421.7 307.9 421.7 0.00 35 62 19341 -80.9 -94.9 8 14.0 -80.9 120 12 425.8 425.8 308.4 425.8 0.00 36 60 19529 -73.9 -91.9 5 18.0 -74.0 139 11 445.5 445.5 310.4 445.5 0.00 37 57 19830 -71.5 -91.5 4 20.0 -71.6 165 9 457.5 457.5 311.5 457.5 0.00 38 53 20257 -74.7 -92.7 5 18.0 -74.8 165 6 459.7 459.7 311.7 459.7 0.00 39 50 20600 -69.9 -89.9 4 20.0 -70.1 165 3 478.8 478.8 313.4 478.8 0.00 40 42 21666 -59.1 -84.1 3 25.0 -59.9 332 5 530.0 530.0 316.9 530.0 0.01 41 30 23780 -58.3 -84.3 2 26.0 -59.4 185 12 585.7 585.7 319.9 585.8 0.01 42 24 25208 -51.1 -81.1 2 30.0 -53.8 645.2 645.2 322.5 645.4 0.02 TRP 84 17637 -81.5 -94.5 9 13.0 -81.5 360 18 389.2 389.2 303.7 389.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5819.00 m Freezing level: 548.14 mb = 5174.25 m = 16975.69 ft Wetbulb zero: 625.01 mb = 4105.09 m = 13467.99 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 48.89 % Est. max temperature: 34.48 C = 94.06 F Sfc-Lift cond lev (LCL): 783.72 mb = 2210.74 m = 7252.99 ft T: 17.07 C 700-500 lapse rate: 5.54 C/km ThetaE index: 15.67 C Layer 925.0- 556.0 mb Conv cond level (CCL): 712.01 mb = 3027.23 m = 9931.75 ft Mean mixing ratio: 11.85 g/kg Conv temperature: 37.89 C = 100.21 F Cap Strength: 3.67 C Lifted Index: 0.53 C Risk: Showers probable Lifted Index @300 mb: 2.39 C Lifted Index @700 mb: 1.51 C Showalter Index: 1.53 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 16.90 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 161.00 Risk: None Energy Index: -1.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.88 J/kg Max Up Vert Vel: 4.67 m/s Conv Inhibition (B-): 18452.02 J/kg Cap Strength: 3.67 C Lift Cond Lev (LCL): 772.04 mb = 2338.49 m = 7672.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 7 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 ---------------------------------------------------------- 0 974 314 0 0 -0.0 -0.0 | 117 7 -6.4 3.2 1 942 610 355 3 0.3 -3.0 | 92 6 -6.1 0.2 2 925 777 355 3 0.3 -3.0 | 92 6 -6.1 0.2 3 911 914 20 2 -0.7 -1.9 | 101 7 -7.1 1.3 4 880 1219 285 3 2.9 -0.8 | 125 4 -3.5 2.4 5 850 1520 285 3 2.9 -0.8 | 125 4 -3.5 2.4 6 820 1829 265 8 8.0 0.7 | 202 4 1.6 3.9 7 791 2134 290 8 7.5 -2.7 | 247 1 1.1 0.5 8 763 2438 270 8 8.0 -0.0 | 207 4 1.6 3.2 9 736 2743 285 9 8.7 -2.3 | 249 2 2.3 0.9 10 700 3172 285 12 11.6 -3.1 | 269 5 5.2 0.1 11 659 3658 275 14 13.9 -1.2 | 255 8 7.6 2.0 12 612 4267 260 11 10.8 1.9 | 221 7 4.5 5.1 13 567 4877 250 13 12.2 4.4 | 217 10 5.8 7.7 14 500 5900 255 11 10.6 2.8 | 215 7 4.3 6.1 15 487 6096 250 16 15.0 5.5 | 225 12 8.7 8.7 16 400 7620 250 15 14.1 5.1 | 223 11 7.7 8.3 17 400 7620 250 15 14.1 5.1 | 223 11 7.7 8.3 18 325 9144 260 34 33.5 5.9 | 251 29 27.1 9.1 19 300 9730 250 36 33.8 12.3 | 241 32 27.5 15.5 20 262 10668 250 43 40.4 14.7 | 242 38 34.0 17.9 21 250 11010 245 50 45.3 21.1 | 238 46 38.9 24.3 22 209 12192 230 48 36.8 30.9 | 222 46 30.4 34.1 23 200 12490 230 52 39.8 33.4 | 222 50 33.5 36.6 24 165 13716 250 46 43.2 15.7 | 243 41 36.9 18.9 25 150 14300 260 49 48.3 8.5 | 254 43 41.9 11.7 26 128 15240 250 34 31.9 11.6 | 240 30 25.6 14.8 27 103 16459 285 15 14.5 -3.9 | 275 8 8.1 -0.7 28 100 16650 285 17 16.4 -4.4 | 277 10 10.1 -1.2 29 84 17637 360 18 -0.0 -18.0 | 23 16 -6.4 -14.8 30 75 18288 45 26 -18.4 -18.4 | 58 29 -24.8 -15.2 31 70 18660 50 16 -12.3 -10.3 | 69 20 -18.6 -7.1 32 57 19812 165 9 -2.3 8.7 | 144 15 -8.7 11.9 33 50 20600 165 3 -0.8 2.9 | 131 9 -7.1 6.1 34 44 21336 10 6 -1.0 -5.9 | 70 8 -7.4 -2.7 35 35 22860 205 2 0.8 1.8 | 132 7 -5.5 5.0 36 30 23780 185 12 1.0 12.0 | 161 16 -5.3 15.2 37 26 24384 105 17 -16.4 4.4 | 108 24 -22.8 7.6 Wind Parameters Mean winds (0-6000m): 266.8 at 9.5 knts Storm direction: 296.8 at 7.1 knts Shear (0-3000m) pos: 1.0 neg: 2.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 147.6 deg Storm rel helicity (0-3000m) pos: 12.0 neg: -6.4 tot: 5.5 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.88 Bulk Shear: 12.43 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 ------------------------------------------------------------------------------- 500 355 2 100 6| 2.8 0.0 2.8| 0.4 -4.9 -4.5 -9.0 -0.75| 3.5 -2.7 1000 339 2 101 6| 1.4 1.8 3.2| 4.4 -5.2 -0.8 -0.8 0.01| 4.5 0.1 1500 304 3 112 4| 0.9 2.9 3.8| 8.1 -5.2 2.9 1.9 0.33| 4.7 1.5 2000 291 4 126 3| 1.1 2.2 3.3| 9.4 -5.6 3.7 1.9 0.30| 4.7 1.4 2500 286 5 142 2| 1.2 1.7 3.0| 11.1 -6.0 5.2 2.1 0.34| 4.5 1.5 3000 286 6 165 2| 1.0 2.0 3.0| 12.0 -6.4 5.5 1.8 0.31| 4.3 1.4 4000 279 8 217 2| 0.8 1.6 2.4| 12.0 -16.7 -4.7 -1.2 0.08| 4.1 0.3 5000 272 9 219 4| 0.6 1.5 2.1| 12.0 -18.1 -6.1 -1.2 0.05| 3.6 0.2 6000 267 10 220 5| 0.6 1.7 2.3| 15.8 -18.7 -2.8 -0.5 0.08| 3.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250415.12.gif