UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050912.upa.cvt Date: 1200Z 9 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 9 MAY 25 Station: VT453 WMO ident: 48453 Latitude: 13.67 Longitude: 100.61 ------------------------------------------------------------------------------- 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 1003 13 32.6 23.6 59 9.0 25.9 170 2 305.5 308.9 299.0 361.2 18.59 1 1000 40 32.2 23.2 59 9.0 25.5 175 2 305.4 308.7 298.7 359.8 18.19 2 967 342 29.4 22.4 66 7.0 24.2 192 4 305.5 308.8 298.5 359.1 17.91 3 925 738 27.6 18.6 58 9.0 21.2 235 3 307.5 310.3 297.1 352.0 14.74 4 850 1482 22.0 16.0 69 6.0 17.8 250 5 309.2 311.7 296.7 350.4 13.58 5 714 2975 12.6 9.7 82 2.9 10.7 229 5 314.7 316.7 296.1 347.8 10.65 6 700 3142 11.8 7.5 75 4.3 9.1 230 5 315.6 317.3 295.4 344.8 9.34 7 647 3799 9.0 2.0 61 7.0 4.9 218 4 319.6 320.9 294.7 341.5 6.85 8 634 3967 8.0 0.0 57 8.0 3.5 223 3 320.3 321.5 294.3 339.8 6.05 9 563 4938 1.4 -1.9 79 3.3 -0.4 215 2 323.6 324.7 295.0 342.9 5.92 10 552 5097 1.0 -8.0 51 9.0 -3.2 213 3 324.9 325.7 293.7 337.6 3.79 11 549 5141 0.8 -4.0 70 4.8 -1.7 213 3 325.2 326.2 294.8 342.3 5.19 12 532 5394 0.0 -7.0 59 7.0 -3.4 211 4 327.2 328.0 294.7 341.4 4.26 13 525 5500 -0.3 -14.3 34 14.0 -6.0 210 5 328.1 328.5 293.4 336.3 2.41 14 515 5654 -0.7 -21.7 19 21.0 -7.9 204 5 329.4 329.7 292.8 334.0 1.31 15 508 5764 -1.7 -10.7 50 9.0 -5.7 200 4 329.5 330.1 294.5 340.8 3.33 16 504 5827 -2.1 -15.1 36 13.0 -7.3 197 4 329.7 330.2 293.8 337.8 2.35 17 500 5890 -2.5 -11.5 50 9.0 -6.4 195 4 330.0 330.6 294.5 340.8 3.17 18 469 6393 -5.5 -11.5 63 6.0 -8.1 204 3 332.4 333.0 295.3 344.0 3.39 19 461 6527 -5.7 -19.7 32 14.0 -10.7 206 4 333.8 334.1 294.3 339.9 1.74 20 459 6561 -5.9 -16.9 41 11.0 -10.1 206 4 333.9 334.4 294.7 341.7 2.22 21 408 7469 -11.9 -31.9 17 20.0 -16.8 218 5 337.6 337.7 294.3 340.1 0.65 22 401 7601 -12.9 -33.9 15 21.0 -17.7 220 5 338.0 338.1 294.3 340.1 0.54 23 400 7620 -13.1 -34.1 15 21.0 -17.9 220 5 338.0 338.1 294.3 340.0 0.53 24 391 7793 -14.3 -27.3 32 13.0 -17.8 221 5 338.6 338.8 294.9 342.5 1.04 25 386 7890 -14.7 -36.7 14 22.0 -19.3 218 5 339.3 339.4 294.6 341.0 0.43 26 369 8230 -17.1 -36.1 18 19.0 -21.0 209 4 340.5 340.6 294.9 342.4 0.47 27 362 8373 -18.3 -27.3 45 9.0 -20.7 206 4 340.8 341.0 295.5 345.0 1.13 28 344 8752 -20.5 -42.5 12 22.0 -24.0 196 4 342.8 342.9 295.3 343.9 0.26 29 325 9170 -23.3 -32.3 43 9.0 -25.2 182 3 344.6 344.7 296.1 347.6 0.78 30 316 9374 -25.3 -29.5 68 4.2 -26.2 134 4 344.6 344.8 296.3 348.5 1.05 31 310 9513 -25.7 -37.7 32 12.0 -27.7 101 5 345.9 346.0 296.1 347.8 0.48 32 306 9607 -26.7 -33.7 52 7.0 -28.0 79 5 345.8 345.9 296.3 348.6 0.73 33 300 9750 -27.7 -38.7 34 11.0 -29.4 45 6 346.3 346.4 296.2 348.1 0.45 34 281 10220 -31.5 -46.5 21 15.0 -33.1 53 8 347.4 347.5 296.3 348.3 0.21 35 259 10794 -36.7 -48.7 28 12.0 -37.7 65 10 348.0 348.0 296.3 348.7 0.18 36 254 10930 -37.7 -42.5 61 4.8 -38.2 70 9 348.4 348.5 296.6 349.9 0.36 37 253 10957 -37.5 -48.5 31 11.0 -38.4 72 9 349.1 349.2 296.6 349.9 0.19 38 250 11040 -38.1 -47.1 38 9.0 -38.9 75 9 349.4 349.5 296.7 350.3 0.22 39 248 11095 -38.5 -57.5 12 19.0 -39.6 76 9 349.6 349.6 296.6 349.9 0.07 40 219 11934 -45.7 -53.7 40 8.0 -46.1 90 12 351.2 351.2 297.0 351.7 0.12 41 200 12530 -50.9 -59.9 34 9.0 -51.2 85 20 352.2 352.2 297.1 352.4 0.06 42 199 12563 -51.1 -61.1 29 10.0 -51.4 85 20 352.4 352.4 297.2 352.6 0.05 43 194 12727 -52.5 -56.8 60 4.3 -52.7 87 20 352.7 352.7 297.3 353.1 0.09 44 179 13242 -56.9 -61.9 53 5.0 -57.0 91 19 353.7 353.7 297.5 353.9 0.05 45 150 14340 -64.5 -76.5 18 12.0 -64.6 110 19 359.0 359.0 298.5 359.0 0.01 46 145 14547 -65.9 -78.9 15 13.0 -66.0 110 20 360.0 360.0 298.7 360.1 0.01 47 124 15480 -74.1 -83.1 24 9.0 -74.1 100 23 361.6 361.6 299.0 361.6 0.00 48 100 16710 -82.5 -86.7 48 4.2 -82.5 40 30 368.3 368.3 300.2 368.3 0.00 49 87 17478 -87.1 -92.0 40 4.9 -87.1 65 25 374.0 374.0 301.2 374.1 0.00 50 74 18381 -78.1 -88.1 18 10.0 -78.1 112 15 410.7 410.7 306.6 410.7 0.00 51 72 18538 -78.3 -89.3 15 11.0 -78.3 138 14 413.5 413.5 306.9 413.5 0.00 52 70 18700 -74.7 -88.7 10 14.0 -74.7 165 12 424.6 424.6 308.2 424.6 0.00 53 69 18784 -74.5 -88.5 10 14.0 -74.6 168 12 426.8 426.8 308.5 426.8 0.00 54 64 19221 -74.3 -90.3 7 16.0 -74.4 182 10 436.5 436.5 309.5 436.5 0.00 55 59 19694 -74.9 -90.9 7 16.0 -75.0 197 8 445.4 445.4 310.4 445.4 0.00 56 50 20670 -68.5 -91.5 2 23.0 -68.7 160 3 482.1 482.1 313.6 482.1 0.00 57 48 20915 -66.7 -90.7 2 24.0 -67.0 152 5 492.0 492.0 314.4 492.0 0.00 58 38 22339 -62.3 -90.3 1 28.0 -62.9 120 13 537.2 537.2 317.3 537.2 0.00 59 37 22503 -62.9 -90.9 1 28.0 -63.4 116 14 539.8 539.8 317.5 539.8 0.00 60 33 23221 -54.3 -87.3 1 33.0 -55.9 120 19 580.6 580.6 319.7 580.6 0.01 61 30 23830 -54.9 -86.9 1 32.0 -56.5 135 26 595.0 595.0 320.4 595.0 0.01 62 26 24744 -55.1 -87.1 1 32.0 -56.9 130 25 619.3 619.3 321.5 619.3 0.01 TRP 87 17478 -87.1 -92.0 40 4.9 -87.1 65 25 374.0 374.0 301.2 374.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5850.00 m Freezing level: 532.00 mb = 5393.68 m = 17695.58 ft Wetbulb zero: 570.06 mb = 4835.77 m = 15865.19 ft Precipitable water: 2.22 inches Sfc-500 mean rel hum: 65.62 % Est. max temperature: 36.24 C = 97.23 F Sfc-Lift cond lev (LCL): 881.34 mb = 1163.43 m = 3816.97 ft T: 24.40 C 700-500 lapse rate: 5.20 C/km ThetaE index: 21.46 C Layer 1000.0- 563.0 mb Conv cond level (CCL): 786.65 mb = 2145.45 m = 7038.79 ft Mean mixing ratio: 16.53 g/kg Conv temperature: 38.76 C = 101.77 F Cap Strength: 2.77 C Lifted Index: -1.64 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.52 C Lifted Index @700 mb: -0.41 C Showalter Index: 0.29 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 36.20 Risk: > 80 % chance of thunderstorms Sweat Index: 206.00 Risk: None Energy Index: -1.84 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 826.17 J/kg Max Up Vert Vel: 40.65 m/s Conv Inhibition (B-): 109.74 J/kg Cap Strength: 2.77 C Lift Cond Lev (LCL): 846.80 mb = 1514.32 m = 4968.19 ft Lev Free Conv (LFC): 721.80 mb = 2882.39 m = 9456.56 ft Equ Level (EL): 161.80 mb = 13869.42 m = 45502.81 ft B at Equ Level: 817.24 J/kg Max Parcel Lev (MPL): 81.80 mb = 17822.19 m = 58471.04 ft Wind level data Storm motion: 251 at 3 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 1003 13 170 2 -0.3 2.0 | 110 3 -3.0 1.1 1 1000 40 175 2 -0.2 2.0 | 111 3 -2.8 1.1 2 971 305 190 4 0.7 3.9 | 147 4 -2.0 3.0 3 938 610 210 3 1.5 2.6 | 146 2 -1.2 1.7 4 925 738 235 3 2.5 1.7 | 166 1 -0.2 0.8 5 907 914 260 2 2.0 0.3 | 51 1 -0.7 -0.6 6 850 1482 250 5 4.7 1.7 | 248 2 2.0 0.8 7 846 1524 250 5 4.7 1.7 | 248 2 2.0 0.8 8 788 2134 215 5 2.9 4.1 | 184 3 0.2 3.2 9 708 3048 230 5 3.8 3.2 | 207 3 1.2 2.3 10 700 3142 230 5 3.8 3.2 | 207 3 1.2 2.3 11 657 3658 215 4 2.3 3.3 | 171 2 -0.4 2.4 12 588 4572 240 1 0.9 0.5 | 77 2 -1.8 -0.4 13 566 4877 215 2 1.1 1.6 | 116 2 -1.5 0.7 14 525 5486 210 5 2.5 4.3 | 177 3 -0.2 3.4 15 500 5890 195 4 1.0 3.9 | 151 3 -1.6 3.0 16 487 6096 200 3 1.0 2.8 | 140 3 -1.6 1.9 17 400 7620 220 5 3.2 3.8 | 191 3 0.6 2.9 18 400 7620 225 5 3.5 3.5 | 198 3 0.9 2.6 19 326 9144 185 3 0.3 3.0 | 131 3 -2.4 2.1 20 300 9750 45 6 -4.2 -4.2 | 53 9 -6.9 -5.1 21 263 10668 60 10 -8.7 -5.0 | 62 13 -11.3 -5.9 22 250 11040 75 9 -8.7 -2.3 | 74 12 -11.4 -3.2 23 210 12192 95 13 -13.0 1.1 | 91 16 -15.6 0.2 24 200 12530 85 20 -19.9 -1.7 | 83 23 -22.6 -2.6 25 166 13716 95 18 -17.9 1.6 | 92 21 -20.6 0.7 26 150 14340 110 19 -17.9 6.5 | 105 21 -20.5 5.6 27 129 15240 110 23 -21.6 7.9 | 106 25 -24.3 7.0 28 104 16459 50 24 -18.4 -15.4 | 52 27 -21.0 -16.3 29 100 16710 40 30 -19.3 -23.0 | 43 32 -21.9 -23.9 30 87 17478 65 25 -22.7 -10.6 | 66 28 -25.3 -11.5 31 75 18288 95 16 -15.9 1.4 | 92 19 -18.6 0.5 32 70 18700 165 12 -3.1 11.6 | 152 12 -5.8 10.7 33 58 19812 200 8 2.7 7.5 | 181 7 0.1 6.6 34 50 20670 160 3 -1.0 2.8 | 118 4 -3.7 1.9 35 45 21336 140 9 -5.8 6.9 | 125 10 -8.4 6.0 36 35 22860 110 15 -14.1 5.1 | 104 17 -16.8 4.2 37 30 23830 135 26 -18.4 18.4 | 130 27 -21.0 17.5 38 26 24384 135 25 -17.7 17.7 | 130 26 -20.3 16.8 39 23 24994 90 21 -21.0 0.0 | 88 24 -23.7 -0.9 Wind Parameters Mean winds (0-6000m): 221.3 at 3.7 knts Storm direction: 251.3 at 2.8 knts Shear (0-3000m) pos: 0.7 neg: 0.6 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 96.2 deg Storm rel helicity (0-3000m) pos: 2.9 neg: -2.3 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 2.4 stream: -0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1635.39 Bulk Shear: 0.51 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 ------------------------------------------------------------------------------- 500 190 3 137 3| 2.0 0.0 2.0| 1.9 -0.0 1.9 3.9 0.68| 3.4 2.3 1000 208 3 144 2| 1.6 0.0 1.6| 2.1 -0.2 1.9 1.9 0.14| 3.7 0.5 1500 227 3 168 1| 1.1 0.9 2.0| 2.1 -0.5 1.6 1.1 -0.04| 3.3 -0.1 2000 230 4 187 1| 0.8 0.9 1.7| 2.1 -2.0 0.1 0.1 -0.22| 3.1 -0.7 2500 227 4 187 2| 0.7 0.7 1.3| 2.4 -2.3 0.1 0.0 -0.21| 2.7 -0.6 3000 227 4 190 2| 0.7 0.6 1.2| 2.9 -2.3 0.5 0.2 -0.15| 2.4 -0.4 4000 226 4 189 2| 0.5 0.4 1.0| 2.9 -3.6 -0.7 -0.2 -0.25| 2.1 -0.5 5000 225 4 178 2| 0.5 0.5 1.0| 3.6 -4.1 -0.5 -0.1 -0.20| 2.1 -0.4 6000 221 4 174 2| 0.4 0.5 0.9| 4.5 -5.6 -1.1 -0.2 -0.18| 2.1 -0.4 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250509.12.gif