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 VTCC... Searching the city database file for: VTCC ... Date:0000Z 17 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 94 SFC 975 314 24.8 17.8 65 7.0 20.0 0 0 300.1 302.5 294.1 339.0 13.26 2 925 778 23.6 16.6 65 7.0 18.8 300 2 303.4 305.8 294.8 341.9 12.95 3 890 1115 22.6 15.6 65 7.0 17.8 282 13 305.8 308.1 295.2 343.6 12.62 4 850 1514 19.4 13.4 68 6.0 15.4 275 15 306.5 308.6 294.6 340.9 11.44 5 818 1843 16.8 12.0 73 4.8 13.7 280 21 307.1 309.1 294.3 339.8 10.84 6 803 2001 17.2 10.2 63 7.0 12.7 277 16 309.2 311.0 294.1 339.0 9.78 7 700 3159 9.6 3.6 66 6.0 6.1 265 13 313.1 314.5 293.1 335.3 7.10 8 674 3473 7.6 1.6 66 6.0 4.2 265 18 314.3 315.5 292.9 334.4 6.39 9 560 4980 -0.9 -13.9 37 13.0 -6.1 251 25 321.4 321.8 291.5 329.2 2.33 10 547 5168 -2.3 -10.3 54 8.0 -5.8 254 24 321.9 322.5 292.4 332.4 3.19 11 527 5464 -3.7 -8.3 70 4.6 -5.8 259 24 323.6 324.4 293.4 336.5 3.88 12 500 5880 -4.3 -13.3 49 9.0 -8.0 265 23 327.8 328.3 293.6 337.2 2.74 13 487 6087 -5.3 -14.3 49 9.0 -8.9 279 21 329.0 329.6 293.8 338.0 2.60 14 475 6283 -6.9 -16.9 45 10.0 -10.6 277 21 329.4 329.9 293.5 336.9 2.14 15 404 7525 -16.1 -19.8 73 3.7 -17.3 256 24 333.1 333.5 294.3 340.1 1.97 16 400 7600 -16.1 -19.9 72 3.8 -17.3 255 24 334.1 334.5 294.6 341.0 1.97 17 353 8527 -21.9 -38.9 20 17.0 -24.7 259 34 338.4 338.5 294.3 339.9 0.37 18 300 9700 -30.1 -49.1 14 19.0 -32.0 270 41 343.0 343.0 295.1 343.6 0.15 19 296 9795 -30.5 -50.5 12 20.0 -32.4 269 40 343.7 343.7 295.3 344.2 0.13 20 294 9843 -30.9 -50.9 12 20.0 -32.7 268 40 343.8 343.8 295.3 344.3 0.12 21 261 10675 -38.1 -48.1 34 10.0 -38.9 255 34 345.1 345.2 295.7 345.9 0.19 22 250 10970 -40.1 -52.1 27 12.0 -40.9 255 34 346.4 346.5 296.0 347.0 0.12 23 200 12460 -52.9 -62.9 29 10.0 -53.2 255 38 349.0 349.0 296.4 349.2 0.04 24 177 13234 -60.1 -71.1 22 11.0 -60.2 267 42 349.6 349.6 296.5 349.7 0.01 25 167 13595 -61.7 -77.7 10 16.0 -61.9 273 44 352.8 352.8 297.3 352.8 0.01 26 150 14250 -67.5 -78.5 19 11.0 -67.5 290 36 353.8 353.8 297.4 353.8 0.01 27 145 14453 -69.1 -80.1 19 11.0 -69.2 304 31 354.5 354.5 297.6 354.5 0.00 28 127 15238 -71.7 -93.7 2 22.0 -71.8 359 13 363.5 363.5 299.4 363.5 0.00 29 123 15426 -71.9 -92.9 3 21.0 -71.9 6 13 366.5 366.5 299.9 366.5 0.00 30 102 16507 -78.9 -91.9 10 13.0 -78.9 37 10 373.2 373.2 301.1 373.2 0.00 31 100 16620 -78.3 -91.3 10 13.0 -78.3 30 7 376.4 376.4 301.6 376.4 0.00 32 96 16852 -79.9 -92.9 10 13.0 -79.9 20 4 377.7 377.7 301.9 377.7 0.00 33 70 18640 -80.5 -94.5 8 14.0 -80.5 15 7 412.2 412.2 306.8 412.2 0.00 34 63 19238 -79.9 -93.9 8 14.0 -79.9 10 6 426.1 426.1 308.4 426.1 0.00 35 56 19913 -76.7 -91.7 7 15.0 -76.7 345 6 448.0 448.0 310.7 448.0 0.00 36 54 20126 -69.7 -88.7 5 19.0 -69.8 310 6 468.8 468.8 312.5 468.8 0.00 37 51 20470 -66.9 -87.9 4 21.0 -67.1 254 7 483.1 483.1 313.7 483.1 0.00 38 50 20590 -67.5 -88.5 4 21.0 -67.7 235 7 484.4 484.4 313.8 484.4 0.00 39 43 21506 -64.9 -86.9 3 22.0 -65.3 93 4 512.2 512.2 315.8 512.2 0.00 40 35 22793 -54.9 -82.9 2 28.0 -56.3 109 3 569.3 569.3 319.1 569.4 0.01 41 30 23780 -54.7 -82.7 2 28.0 -56.3 115 15 595.5 595.5 320.4 595.6 0.01 42 27 24456 -53.7 -84.7 1 31.0 -55.6 616.5 616.6 321.3 616.6 0.01 TRP 96 16852 -79.9 -92.9 10 13.0 -79.9 20 4 377.7 377.7 301.9 377.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 572.07 mb = 4820.68 m = 15815.68 ft Wetbulb zero: 627.15 mb = 4059.05 m = 13316.94 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 60.42 % Est. max temperature: 31.59 C = 88.87 F Sfc-Lift cond lev (LCL): 880.11 mb = 1211.98 m = 3976.27 ft T: 21.82 C 700-500 lapse rate: 5.11 C/km ThetaE index: 14.43 C Layer 850.0- 547.0 mb Conv cond level (CCL): 747.28 mb = 2607.80 m = 8555.68 ft Mean mixing ratio: 12.88 g/kg Conv temperature: 35.85 C = 96.53 F Cap Strength: 3.70 C Lifted Index: 1.77 C Risk: Showers probable Lifted Index @300 mb: 2.99 C Lifted Index @700 mb: 1.38 C Showalter Index: 2.13 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 17.70 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 213.80 Risk: None Energy Index: -0.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.63 J/kg Max Up Vert Vel: 7.30 m/s Conv Inhibition (B-): 234.47 J/kg Cap Strength: 3.62 C Lift Cond Lev (LCL): 833.98 mb = 1677.22 m = 5502.63 ft Lev Free Conv (LFC): 548.98 mb = 5139.07 m = 16860.26 ft Equ Level (EL): 528.98 mb = 5434.06 m = 17828.05 ft B at Equ Level: 26.33 J/kg Max Parcel Lev (MPL): 488.98 mb = 6055.46 m = 19866.77 ft Wind level data Storm motion: 295 at 13 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 ---------------------------------------------------------- 0 975 314 0 0 -0.0 -0.0 | 115 13 -11.6 5.4 1 943 610 305 3 2.5 -1.7 | 112 10 -9.1 3.7 2 925 778 300 2 1.7 -1.0 | 114 11 -9.9 4.4 3 911 914 295 10 9.1 -4.2 | 115 3 -2.5 1.2 4 879 1219 275 15 14.9 -1.3 | 219 5 3.4 4.1 5 850 1514 275 15 14.9 -1.3 | 219 5 3.4 4.1 6 819 1829 280 21 20.7 -3.6 | 259 9 9.1 1.8 7 790 2134 275 12 12.0 -1.0 | 185 4 0.4 4.4 8 762 2438 255 7 6.8 1.8 | 146 9 -4.8 7.2 9 735 2743 265 11 11.0 1.0 | 174 6 -0.6 6.4 10 700 3159 265 13 13.0 1.1 | 192 7 1.4 6.6 11 658 3658 265 21 20.9 1.8 | 232 12 9.3 7.3 12 610 4267 260 23 22.7 4.0 | 230 15 11.1 9.4 13 566 4877 250 25 23.5 8.6 | 220 18 11.9 14.0 14 500 5880 265 23 22.9 2.0 | 237 14 11.3 7.4 15 486 6096 280 21 20.7 -3.6 | 259 9 9.1 1.8 16 400 7600 255 24 23.2 6.2 | 225 16 11.6 11.6 17 399 7620 250 26 24.4 8.9 | 222 19 12.8 14.3 18 324 9144 265 39 38.9 3.4 | 252 29 27.3 8.8 19 300 9700 270 41 41.0 -0.0 | 260 30 29.4 5.4 20 261 10668 255 34 32.8 8.8 | 236 26 21.3 14.2 21 250 10970 255 34 32.8 8.8 | 236 26 21.3 14.2 22 208 12192 255 37 35.7 9.6 | 238 28 24.1 15.0 23 200 12460 255 38 36.7 9.8 | 239 29 25.1 15.3 24 163 13716 275 45 44.8 -3.9 | 267 33 33.2 1.5 25 150 14250 290 36 33.8 -12.3 | 287 23 22.2 -6.9 26 127 15240 360 13 -0.0 -13.0 | 57 14 -11.6 -7.6 27 103 16459 40 11 -7.1 -8.4 | 81 19 -18.7 -3.0 28 100 16620 30 7 -3.5 -6.1 | 88 15 -15.1 -0.6 29 96 16852 20 4 -1.4 -3.8 | 97 13 -13.0 1.7 30 74 18288 5 8 -0.7 -8.0 | 78 13 -12.3 -2.5 31 70 18640 15 7 -1.8 -6.8 | 84 13 -13.4 -1.3 32 57 19812 5 6 -0.5 -6.0 | 87 12 -12.1 -0.6 33 50 20590 235 7 5.7 4.0 | 148 11 -5.9 9.4 34 44 21336 90 4 -4.0 0.0 | 109 17 -15.6 5.4 35 35 22860 110 3 -2.8 1.0 | 114 16 -14.4 6.4 36 30 23780 115 15 -13.6 6.3 | 115 28 -25.2 11.8 Wind Parameters Mean winds (0-6000m): 265.1 at 17.1 knts Storm direction: 295.1 at 12.8 knts Shear (0-3000m) pos: 1.4 neg: 1.5 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 94.5 deg Storm rel helicity (0-3000m) pos: 27.0 neg: -20.5 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 32.12 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 ------------------------------------------------------------------------------- 500 303 2 114 11| 0.0 4.2 4.2| 1.6 -3.4 -1.8 -3.6 -0.08| 5.9 -0.5 1000 285 7 126 6| 0.0 7.7 7.7| 4.8 -3.4 1.3 1.3 0.24| 9.5 2.3 1500 281 10 157 4| 2.0 5.1 7.2| 12.9 -3.4 9.5 6.3 0.37| 8.4 3.1 2000 279 11 174 4| 1.5 1.2 2.8| 12.9 -17.9 -5.0 -2.5 -0.02| 9.5 -0.2 2500 276 11 169 4| 1.7 1.0 2.7| 19.9 -20.5 -0.5 -0.2 0.04| 8.8 0.3 3000 274 11 175 5| 1.4 1.5 2.8| 27.0 -20.5 6.5 2.2 0.11| 8.1 0.9 4000 270 14 201 6| 1.0 2.1 3.1| 36.2 -23.1 13.1 3.3 0.15| 7.2 1.1 5000 265 16 211 8| 0.9 1.9 2.9| 44.6 -33.0 11.6 2.3 0.13| 6.4 0.8 6000 265 17 218 9| 1.2 1.6 2.8| 67.1 -35.5 31.6 5.3 0.19| 6.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250417.00.gif