UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060100.upa.cvt Date: 0000Z 1 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 1 JUN 25 Station: VTBC WMO ident: 48480 Latitude: 12.60 Longitude: 102.12 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1010 4 26.0 25.0 94 1.0 25.3 0 0 298.3 302.0 298.1 357.0 20.12 1 1004 57 25.4 24.8 96 0.6 25.0 273 3 298.2 301.8 298.0 356.5 20.00 2 1000 93 26.4 25.0 92 1.4 25.4 215 5 299.5 303.3 298.5 359.1 20.33 3 992 165 27.8 25.3 86 2.5 25.9 215 8 301.6 305.5 299.4 363.4 20.88 4 925 784 23.4 21.7 90 1.7 22.2 245 16 303.2 306.5 298.0 356.5 17.94 5 850 1520 18.6 17.0 90 1.6 17.5 250 22 305.6 308.3 296.4 349.0 14.49 6 843 1591 18.0 16.7 92 1.3 17.1 251 23 305.7 308.4 296.3 348.7 14.33 7 806 1975 17.4 5.4 45 12.0 10.3 254 26 309.0 310.4 291.9 330.5 6.99 8 766 2409 14.6 8.6 67 6.0 10.9 265 26 310.5 312.3 294.0 338.8 9.20 9 757 2509 13.8 4.8 55 9.0 8.5 269 26 310.7 312.1 292.4 332.8 7.14 10 752 2565 14.6 1.6 41 13.0 7.3 271 25 312.2 313.3 291.7 330.1 5.72 11 720 2931 11.8 7.6 75 4.2 9.2 285 23 313.0 314.8 294.6 341.3 9.14 12 700 3167 11.0 5.0 66 6.0 7.4 315 17 314.7 316.2 294.1 339.2 7.84 13 691 3275 11.0 4.0 62 7.0 6.9 322 16 315.8 317.3 294.1 339.1 7.40 14 572 4826 0.4 -0.5 94 0.9 -0.1 291 15 320.9 322.2 294.7 341.8 6.47 15 534 5377 -1.7 -1.7 100 0.0 -1.7 294 9 324.8 326.1 295.6 345.5 6.34 16 500 5900 -3.7 -5.2 89 1.5 -4.5 225 6 328.5 329.6 295.7 345.9 5.20 17 457 6605 -7.3 -9.8 82 2.5 -8.4 171 9 332.6 333.4 295.8 346.2 3.98 18 400 7630 -13.5 -15.8 83 2.3 -14.4 90 12 337.4 338.0 296.0 347.3 2.79 19 325 9180 -24.1 -25.5 88 1.4 -24.5 356 9 343.5 343.8 296.4 349.0 1.48 20 300 9760 -28.7 -30.6 84 1.9 -29.1 10 8 344.9 345.1 296.4 348.7 1.00 21 263 10682 -36.3 -40.5 65 4.2 -36.8 56 7 347.0 347.1 296.4 348.7 0.42 22 250 11030 -39.3 -42.2 74 2.9 -39.6 80 14 347.6 347.7 296.4 349.1 0.37 23 233 11509 -43.5 -46.2 75 2.7 -43.7 82 18 348.3 348.4 296.5 349.4 0.26 24 218 11954 -47.7 -54.7 44 7.0 -48.0 84 22 348.5 348.6 296.4 349.0 0.10 25 211 12169 -49.5 -53.8 61 4.3 -49.7 85 24 349.0 349.0 296.5 349.5 0.12 26 209 12232 -49.7 -53.1 67 3.4 -49.8 87 25 349.6 349.7 296.7 350.2 0.13 27 202 12455 -50.5 -61.5 26 11.0 -50.8 101 30 351.8 351.8 297.1 352.0 0.05 28 200 12520 -50.9 -60.9 30 10.0 -51.2 105 31 352.2 352.2 297.1 352.4 0.05 29 191 12818 -53.9 -59.9 48 6.0 -54.1 104 32 352.0 352.0 297.1 352.3 0.06 30 172 13483 -58.7 -74.7 11 16.0 -58.9 101 35 354.8 354.8 297.7 354.8 0.01 31 157 14050 -62.7 -78.7 10 16.0 -62.9 97 42 357.4 357.4 298.2 357.4 0.01 32 150 14330 -64.3 -78.3 13 14.0 -64.4 95 47 359.3 359.3 298.5 359.3 0.01 33 129 15238 -71.5 -80.5 25 9.0 -71.5 95 33 362.2 362.2 299.1 362.2 0.00 34 100 16710 -80.7 -85.7 43 5.0 -80.7 70 46 371.8 371.8 300.9 371.8 0.00 35 91 17237 -84.1 -88.4 47 4.3 -84.1 70 53 375.2 375.2 301.5 375.2 0.00 36 83 17753 -78.7 -87.7 22 9.0 -78.7 77 42 396.2 396.2 304.7 396.2 0.00 37 70 18730 -75.9 -89.9 9 14.0 -75.9 75 17 422.0 422.0 307.9 422.0 0.00 38 64 19251 -72.7 -90.7 5 18.0 -72.8 48 17 440.0 440.0 309.8 440.0 0.00 39 59 19725 -74.5 -90.5 7 16.0 -74.6 24 18 446.3 446.3 310.5 446.3 0.00 40 54 20251 -65.1 -92.1 1 27.0 -65.4 65 24 479.4 479.4 313.4 479.4 0.00 41 51 20599 -64.3 -91.3 1 27.0 -64.6 98 28 489.2 489.2 314.2 489.2 0.00 42 50 20720 -65.1 -91.1 2 26.0 -65.4 110 30 490.1 490.1 314.2 490.1 0.00 43 49 20843 -65.1 -91.1 2 26.0 -65.4 111 29 492.9 492.9 314.4 492.9 0.00 44 33 23307 -55.7 -88.7 1 33.0 -57.1 95 29 576.9 576.9 319.5 576.9 0.00 45 30 23910 -58.3 -89.3 1 31.0 -59.4 95 39 585.7 585.7 319.9 585.7 0.00 46 27 24572 -58.7 -89.7 1 31.0 -59.9 95 39 602.5 602.5 320.7 602.5 0.00 47 20 26504 -48.1 -86.1 0 38.0 -52.2 111 48 688.9 688.9 324.1 689.0 0.01 TRP 91 17237 -84.1 -88.4 47 4.3 -84.1 70 53 375.2 375.2 301.5 375.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 564.76 mb = 4930.87 m = 16177.19 ft Wetbulb zero: 573.66 mb = 4802.12 m = 15754.80 ft Precipitable water: 2.43 inches Sfc-500 mean rel hum: 79.87 % Est. max temperature: 33.02 C = 91.44 F Sfc-Lift cond lev (LCL): 995.92 mb = 129.43 m = 424.62 ft T: 27.11 C 700-500 lapse rate: 5.38 C/km ThetaE index: 32.92 C Layer 925.0- 766.0 mb Conv cond level (CCL): 913.13 mb = 896.37 m = 2940.82 ft Mean mixing ratio: 19.28 g/kg Conv temperature: 31.32 C = 88.38 F Cap Strength: 0.92 C Lifted Index: -3.84 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.05 C Lifted Index @700 mb: -1.97 C Showalter Index: -0.38 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 20.70 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 254.00 Risk: None Energy Index: -0.71 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1901.94 J/kg Max Up Vert Vel: 61.68 m/s Conv Inhibition (B-): 9.06 J/kg Cap Strength: 0.92 C Lift Cond Lev (LCL): 933.76 mb = 700.53 m = 2298.30 ft Lev Free Conv (LFC): 888.76 mb = 1131.90 m = 3713.54 ft Equ Level (EL): 148.76 mb = 14380.09 m = 47178.20 ft B at Equ Level: 1900.40 J/kg Max Parcel Lev (MPL): 68.76 mb = 18834.03 m = 61790.67 ft Wind level data Storm motion: 304 at 12 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 1010 4 0 0 -0.0 -0.0 | 124 12 -10.3 6.9 1 1000 93 215 5 2.9 4.1 | 146 13 -7.4 11.0 2 976 305 215 13 7.5 10.6 | 171 18 -2.8 17.5 3 943 610 235 14 11.5 8.0 | 185 15 1.2 14.9 4 925 784 245 16 14.5 6.8 | 197 14 4.2 13.6 5 911 914 250 17 16.0 5.8 | 204 14 5.7 12.7 6 850 1520 250 22 20.7 7.5 | 216 18 10.4 14.4 7 850 1524 250 22 20.7 7.5 | 216 18 10.4 14.4 8 791 2134 255 28 27.0 7.2 | 230 22 16.8 14.1 9 710 3048 290 22 20.7 -7.5 | 274 10 10.4 -0.6 10 700 3167 315 17 12.0 -12.0 | 341 5 1.7 -5.1 11 659 3658 350 12 2.1 -11.8 | 59 10 -8.2 -4.9 12 589 4572 295 18 16.3 -7.6 | 277 6 6.0 -0.7 13 567 4877 290 14 13.2 -4.8 | 234 4 2.9 2.1 14 526 5486 295 8 7.3 -3.4 | 139 5 -3.0 3.5 15 500 5900 225 6 4.2 4.2 | 152 13 -6.0 11.1 16 488 6096 215 8 4.6 6.6 | 157 15 -5.7 13.4 17 401 7620 80 12 -11.8 -2.1 | 102 23 -22.1 4.8 18 400 7630 90 12 -12.0 0.0 | 107 23 -22.3 6.9 19 326 9144 355 9 0.8 -9.0 | 78 10 -9.5 -2.1 20 300 9760 10 8 -1.4 -7.9 | 85 12 -11.7 -1.0 21 263 10668 55 7 -5.7 -4.0 | 100 16 -16.0 2.9 22 250 11030 80 14 -13.8 -2.4 | 100 24 -24.1 4.5 23 210 12192 85 24 -23.9 -2.1 | 98 35 -34.2 4.8 24 200 12520 105 31 -29.9 8.0 | 110 43 -40.2 14.9 25 165 13716 100 36 -35.5 6.3 | 106 48 -45.7 13.1 26 150 14330 95 47 -46.8 4.1 | 101 58 -57.1 11.0 27 128 15240 95 33 -32.9 2.9 | 103 44 -43.1 9.8 28 104 16459 80 42 -41.4 -7.3 | 90 52 -51.6 -0.4 29 100 16710 70 46 -43.2 -15.7 | 81 54 -53.5 -8.8 30 91 17237 70 53 -49.8 -18.1 | 79 61 -60.1 -11.2 31 76 18288 85 31 -30.9 -2.7 | 96 41 -41.2 4.2 32 70 18730 75 17 -16.4 -4.4 | 95 27 -26.7 2.5 33 58 19812 20 18 -6.2 -16.9 | 59 19 -16.4 -10.0 34 50 20720 110 30 -28.2 10.3 | 114 42 -38.5 17.1 35 45 21336 115 25 -22.7 10.6 | 118 37 -32.9 17.5 36 35 22860 95 21 -20.9 1.8 | 106 32 -31.2 8.7 37 30 23910 95 39 -38.9 3.4 | 102 50 -49.1 10.3 38 27 24384 95 39 -38.9 3.4 | 102 50 -49.1 10.3 39 18 25908 115 51 -46.2 21.6 | 117 63 -56.5 28.4 40 15 26822 105 43 -41.5 11.1 | 109 55 -51.8 18.0 Wind Parameters Mean winds (0-6000m): 273.8 at 16.5 knts Storm direction: 303.8 at 12.4 knts Shear (0-3000m) pos: 3.2 neg: 3.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 146.8 deg Storm rel helicity (0-3000m) pos: 165.0 neg: 0.0 tot: 165.0 m^2/s^2 ave: 55.0 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 6.8 10^-3/s Energy-Hel index: 1.32 Bulk Rich Number: 78.53 Bulk Shear: 24.22 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 ------------------------------------------------------------------------------- 500 219 10 163 15| 0.0 14.0 14.0| 54.0 0.0 54.0 108.0 0.87| 16.6 14.5 1000 234 13 179 14| 3.7 7.0 10.7| 80.3 0.0 80.3 80.3 0.89| 12.1 10.8 1500 241 15 191 14| 2.5 6.0 8.5| 91.3 0.0 91.3 60.8 0.85| 9.5 8.1 2000 245 17 201 15| 3.1 4.5 7.6|111.2 0.0 111.2 55.6 0.83| 8.4 7.0 2500 249 19 210 16| 3.2 3.6 6.8|142.4 0.0 142.4 57.0 0.81| 8.4 6.9 3000 255 20 217 15| 3.2 3.0 6.3|165.0 0.0 165.0 55.0 0.80| 8.5 6.8 4000 267 19 227 12| 3.2 2.5 5.8|197.2 -7.0 190.2 47.5 0.72| 9.6 6.9 5000 273 18 233 10| 2.6 2.9 5.5|197.2 -23.9 173.4 34.7 0.45| 9.3 4.1 6000 274 16 227 8| 2.2 2.8 5.0|202.3 -30.0 172.2 28.7 0.36| 9.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250601.00.gif