UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051112.upa.cvt Date: 1200Z 11 MAY 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:1200Z 11 MAY 25 Station: VTBP WMO ident: 48500 Latitude: 11.83 Longitude: 99.83 Elevation: 5.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 5 27.0 25.2 90 1.8 25.7 0 0 299.6 303.4 298.6 359.6 20.46 1 1000 63 26.2 20.2 70 6.0 22.0 250 12 299.4 302.1 295.1 343.3 15.07 2 973 305 27.0 18.0 58 9.0 20.8 255 6 302.5 305.0 294.9 342.3 13.46 3 971 324 27.0 18.0 58 9.0 20.8 254 6 302.7 305.2 295.0 342.6 13.49 4 925 751 23.4 17.4 69 6.0 19.2 245 10 303.2 305.8 295.2 343.7 13.64 5 923 770 23.2 17.2 69 6.0 19.1 247 10 303.2 305.7 295.1 343.2 13.50 6 850 1487 19.6 14.6 73 5.0 16.3 275 10 306.7 309.0 295.3 344.0 12.39 7 757 2476 13.6 8.9 73 4.7 10.6 336 8 310.5 312.3 294.2 339.6 9.50 8 700 3134 11.2 5.2 67 6.0 7.6 345 10 314.9 316.4 294.3 339.8 7.95 9 655 3687 8.8 1.8 61 7.0 4.8 25 13 318.2 319.5 294.2 339.5 6.67 10 567 4865 0.6 -3.4 75 4.0 -1.4 24 11 322.0 323.0 294.1 339.1 5.26 11 557 5009 0.8 -8.2 51 9.0 -3.4 25 12 323.9 324.6 293.3 336.2 3.70 12 536 5317 -1.1 -9.1 55 8.0 -4.7 25 14 325.2 325.9 293.6 337.1 3.58 13 528 5437 -1.7 -16.7 31 15.0 -7.4 25 15 325.8 326.2 292.4 332.6 1.96 14 510 5713 -3.1 -10.1 58 7.0 -6.2 25 17 327.4 328.1 294.1 339.1 3.48 15 505 5791 -2.9 -11.9 50 9.0 -6.8 25 17 328.6 329.2 294.0 338.9 3.04 16 500 5870 -3.7 -12.7 50 9.0 -7.5 25 18 328.5 329.1 293.9 338.4 2.88 17 483 6143 -5.5 -16.5 42 11.0 -9.6 25 19 329.6 330.0 293.6 337.1 2.18 18 470 6356 -7.3 -13.3 62 6.0 -9.8 25 18 329.9 330.5 294.3 339.9 2.92 19 457 6574 -8.1 -14.1 62 6.0 -10.5 25 17 331.6 332.2 294.6 341.3 2.81 20 455 6609 -7.7 -19.7 38 12.0 -11.9 25 17 332.5 332.9 294.0 338.7 1.76 21 438 6904 -9.5 -21.5 37 12.0 -13.4 25 16 333.9 334.2 294.2 339.5 1.57 22 428 7082 -10.7 -15.7 67 5.0 -12.6 25 16 334.5 335.1 295.2 343.8 2.63 23 400 7600 -13.7 -18.7 66 5.0 -15.4 25 14 337.2 337.6 295.5 345.0 2.19 24 383 7929 -15.3 -20.1 67 4.8 -16.9 18 13 339.3 339.7 295.8 346.6 2.02 25 347 8668 -20.3 -23.7 74 3.4 -21.3 13 12 342.2 342.6 296.3 348.2 1.63 26 300 9730 -27.7 -32.2 65 4.5 -28.6 335 16 346.3 346.5 296.5 349.6 0.86 27 273 10399 -32.7 -37.7 61 5.0 -33.4 342 15 348.6 348.7 296.8 350.7 0.55 28 250 11010 -37.5 -42.5 60 5.0 -38.1 355 9 350.3 350.4 297.0 351.8 0.36 29 200 12510 -50.7 -55.6 56 4.9 -50.9 340 14 352.5 352.5 297.3 352.9 0.10 30 193 12740 -53.1 -57.2 61 4.1 -53.2 335 14 352.3 352.3 297.2 352.6 0.09 31 192 12773 -53.5 -57.6 61 4.1 -53.7 335 14 352.1 352.2 297.2 352.5 0.08 32 159 13955 -63.1 -72.1 29 9.0 -63.2 350 10 355.4 355.4 297.8 355.5 0.01 33 150 14310 -65.9 -71.9 43 6.0 -66.0 45 6 356.6 356.6 298.0 356.6 0.02 34 139 14768 -70.5 -75.1 51 4.6 -70.5 52 9 356.3 356.3 298.0 356.4 0.01 35 129 15208 -73.7 -77.5 56 3.8 -73.7 59 12 358.3 358.3 298.4 358.3 0.01 36 100 16660 -83.7 -87.5 51 3.8 -83.7 65 34 366.0 366.0 299.8 366.0 0.00 37 91 17181 -84.5 -88.4 50 3.9 -84.5 85 33 374.4 374.4 301.4 374.4 0.00 38 89 17303 -85.3 -89.6 46 4.3 -85.3 90 33 375.2 375.2 301.5 375.2 0.00 39 76 18193 -75.1 -86.1 16 11.0 -75.2 31 17 413.9 413.9 307.0 413.9 0.00 40 75 18270 -75.1 -87.1 14 12.0 -75.2 26 16 415.4 415.4 307.2 415.5 0.00 41 70 18670 -74.3 -85.3 17 11.0 -74.3 35 3 425.4 425.4 308.3 425.4 0.00 42 68 18840 -71.7 -84.7 13 13.0 -71.8 15 4 434.6 434.6 309.3 434.6 0.00 43 50 20670 -67.9 -84.9 7 17.0 -68.1 255 12 483.5 483.5 313.7 483.5 0.01 44 48 20915 -68.9 -85.9 7 17.0 -69.1 254 11 486.8 486.8 314.0 486.8 0.01 45 44 21440 -65.3 -84.3 6 19.0 -65.6 250 9 507.8 507.8 315.5 507.9 0.01 TRP 89 17303 -85.3 -89.6 46 4.3 -85.3 90 33 375.2 375.2 301.5 375.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 548.16 mb = 5138.46 m = 16858.25 ft Wetbulb zero: 587.28 mb = 4578.41 m = 15020.83 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 65.45 % Est. max temperature: 33.76 C = 92.76 F Sfc-Lift cond lev (LCL): 980.55 mb = 236.84 m = 777.03 ft T: 26.77 C 700-500 lapse rate: 5.45 C/km ThetaE index: 17.30 C Layer 1000.0- 971.0 mb Conv cond level (CCL): 778.62 mb = 2235.62 m = 7334.61 ft Mean mixing ratio: 13.95 g/kg Conv temperature: 36.97 C = 98.55 F Cap Strength: 3.56 C Lifted Index: 1.61 C Risk: Showers probable Lifted Index @300 mb: 4.27 C Lifted Index @700 mb: 2.45 C Showalter Index: 1.50 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 213.20 Risk: None Energy Index: -1.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.63 J/kg Max Up Vert Vel: 5.77 m/s Conv Inhibition (B-): 9349.74 J/kg Cap Strength: 3.56 C Lift Cond Lev (LCL): 862.65 mb = 1358.42 m = 4456.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 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 1006 5 0 0 -0.0 -0.0 | 200 8 2.9 7.8 1 1000 63 250 12 11.3 4.1 | 230 18 14.2 11.9 2 973 305 255 6 5.8 1.6 | 223 13 8.7 9.3 3 940 610 240 10 8.7 5.0 | 222 17 11.6 12.8 4 925 751 245 10 9.1 4.2 | 225 17 12.0 12.0 5 908 914 260 9 8.9 1.6 | 232 15 11.8 9.3 6 877 1219 290 11 10.3 -3.8 | 253 14 13.2 4.0 7 850 1487 275 10 10.0 -0.9 | 242 15 12.9 6.9 8 816 1829 290 8 7.5 -2.7 | 244 12 10.4 5.0 9 788 2134 280 4 3.9 -0.7 | 224 10 6.8 7.1 10 760 2438 335 8 3.4 -7.3 | 265 6 6.3 0.5 11 733 2743 345 12 3.1 -11.6 | 302 7 6.0 -3.8 12 700 3134 345 10 2.6 -9.7 | 289 6 5.5 -1.9 13 656 3658 25 13 -5.5 -11.8 | 33 5 -2.6 -4.0 14 609 4267 10 13 -2.3 -12.8 | 353 5 0.6 -5.0 15 565 4877 25 11 -4.6 -10.0 | 39 3 -1.8 -2.2 16 500 5870 25 18 -7.6 -16.3 | 29 10 -4.7 -8.5 17 486 6096 25 19 -8.0 -17.2 | 29 11 -5.1 -9.4 18 400 7600 25 14 -5.9 -12.7 | 32 6 -3.0 -4.9 19 399 7620 20 14 -4.8 -13.2 | 19 6 -1.9 -5.4 20 325 9144 10 11 -1.9 -10.8 | 342 3 1.0 -3.0 21 300 9730 335 16 6.8 -14.5 | 305 12 9.7 -6.7 22 262 10668 345 15 3.9 -14.5 | 315 10 6.8 -6.7 23 250 11010 355 9 0.8 -9.0 | 288 4 3.7 -1.2 24 210 12192 350 9 1.6 -8.9 | 284 5 4.5 -1.1 25 200 12510 340 14 4.8 -13.2 | 305 9 7.7 -5.4 26 165 13716 315 13 9.2 -9.2 | 277 12 12.1 -1.4 27 150 14310 45 6 -4.2 -4.2 | 159 4 -1.3 3.5 28 128 15240 60 12 -10.4 -6.0 | 103 8 -7.5 1.8 29 104 16459 55 35 -28.7 -20.1 | 65 29 -25.8 -12.3 30 100 16660 65 34 -30.8 -14.4 | 77 29 -27.9 -6.6 31 89 17303 90 33 -33.0 0.0 | 104 31 -30.1 7.8 32 75 18288 25 16 -6.8 -14.5 | 30 8 -3.9 -6.7 33 70 18670 35 3 -1.7 -2.5 | 192 5 1.2 5.3 34 58 19812 265 12 12.0 1.0 | 239 17 14.8 8.8 35 50 20670 255 12 11.6 3.1 | 233 18 14.5 10.9 36 43 21336 250 9 8.5 3.1 | 226 16 11.4 10.9 Wind Parameters Mean winds (0-6000m): 350.4 at 11.1 knts Storm direction: 20.4 at 8.3 knts Shear (0-3000m) pos: 2.5 neg: 1.5 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 93.6 deg Storm rel helicity (0-3000m) pos: 71.7 neg: -28.5 tot: 43.2 m^2/s^2 ave: 14.4 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.58 Bulk Shear: 28.66 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 ------------------------------------------------------------------------------- 500 251 8 225 15| 0.0 8.9 8.9| 19.1 -6.8 12.3 24.6 0.26| 19.7 5.1 1000 250 9 226 16| 2.0 4.4 6.4| 36.7 -8.1 28.6 28.6 0.34| 13.2 4.5 1500 262 9 233 15| 1.7 3.0 4.7| 50.5 -17.5 33.1 22.0 0.31| 11.0 3.4 2000 267 9 235 15| 1.4 2.2 3.6| 52.3 -23.9 28.4 14.2 0.22| 9.6 2.1 2500 273 8 237 13| 2.6 1.8 4.4| 66.3 -27.2 39.1 15.6 0.30| 9.5 2.8 3000 287 9 245 12| 2.5 1.5 4.0| 71.7 -28.5 43.2 14.4 0.32| 8.6 2.8 4000 314 10 264 10| 2.5 1.1 3.7| 80.8 -31.3 49.5 12.4 0.36| 7.8 2.8 5000 334 10 281 7| 2.1 1.0 3.0| 83.4 -33.0 50.4 10.1 0.35| 6.8 2.4 6000 350 11 303 6| 1.7 0.5 2.2| 83.4 -34.2 49.2 8.2 0.31| 6.3 1.9 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20250511.12.gif