UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:1200Z 23 APR 25 Station: VTUU WMO ident: 48407 Latitude: 15.25 Longitude: 104.87 Elevation: 127.00 ------------------------------------------------------------------------------- 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 69 90 2 SFC 994 127 32.0 21.0 52 11.0 24.0 90 2 305.7 308.6 297.4 353.4 15.94 2 925 766 27.6 16.6 51 11.0 19.9 200 8 307.5 310.0 295.9 346.6 12.95 3 857 1438 22.0 14.0 60 8.0 16.6 223 9 308.5 310.7 295.3 344.3 11.81 4 850 1509 22.2 13.2 57 9.0 16.2 225 8 309.4 311.5 295.2 343.8 11.29 5 783 2217 18.0 8.0 52 10.0 11.7 246 2 312.2 313.9 294.0 338.9 8.63 6 700 3165 11.4 0.4 47 11.0 5.4 300 3 315.1 316.2 292.5 332.9 5.63 7 600 4433 2.2 -5.8 55 8.0 -1.6 239 4 318.7 319.5 292.3 332.1 4.14 8 592 4541 1.8 -12.2 35 14.0 -4.0 260 4 319.4 319.9 291.1 327.8 2.53 9 578 4734 0.2 -6.8 59 7.0 -3.1 298 3 319.7 320.5 292.4 332.7 3.98 10 577 4748 0.0 -7.0 59 7.0 -3.3 301 3 319.7 320.4 292.4 332.5 3.92 11 566 4902 0.0 -12.0 40 12.0 -5.0 330 3 321.4 322.0 291.8 330.4 2.69 12 552 5103 -0.5 -7.5 59 7.0 -3.8 334 3 323.2 323.9 293.4 336.2 3.94 13 505 5811 -3.5 -13.5 46 10.0 -7.6 348 2 327.8 328.4 293.6 337.0 2.67 14 500 5890 -3.3 -17.3 33 14.0 -8.5 350 2 329.0 329.4 293.3 335.9 1.97 15 497 5937 -3.1 -22.1 21 19.0 -9.5 327 2 329.8 330.1 292.9 334.5 1.31 16 492 6017 -3.7 -22.7 21 19.0 -9.9 290 1 330.0 330.3 292.9 334.5 1.25 17 459 6559 -7.9 -26.9 20 19.0 -13.3 251 3 331.4 331.6 293.0 334.8 0.92 18 453 6661 -8.9 -20.9 37 12.0 -12.9 252 4 331.4 331.7 293.6 337.1 1.60 19 452 6678 -8.9 -18.9 44 10.0 -12.4 252 4 331.6 332.0 293.9 338.3 1.90 20 400 7610 -15.1 -27.1 35 12.0 -18.3 255 9 335.4 335.6 294.1 339.2 1.04 21 353 8547 -20.5 -42.5 12 22.0 -23.9 264 9 340.3 340.3 294.6 341.3 0.26 22 322 9220 -26.1 -45.1 15 19.0 -28.5 265 10 341.6 341.7 294.9 342.5 0.21 23 310 9494 -28.1 -35.1 51 7.0 -29.3 244 13 342.6 342.7 295.5 345.0 0.62 24 305 9611 -28.1 -40.1 31 12.0 -29.8 234 15 344.1 344.2 295.7 345.7 0.38 25 300 9730 -28.9 -40.9 31 12.0 -30.6 225 16 344.6 344.7 295.7 346.1 0.36 26 277 10297 -32.9 -46.9 23 14.0 -34.3 204 12 346.8 346.9 296.1 347.7 0.20 27 276 10322 -33.1 -47.1 23 14.0 -34.5 203 12 346.9 346.9 296.1 347.7 0.20 28 250 11010 -39.1 -52.1 24 13.0 -40.0 185 7 347.9 348.0 296.3 348.5 0.12 29 200 12500 -51.5 -65.5 17 14.0 -51.8 230 4 351.2 351.2 296.9 351.3 0.03 30 195 12664 -53.1 -69.1 13 16.0 -53.4 235 4 351.2 351.2 296.9 351.3 0.02 31 165 13717 -62.3 -73.3 22 11.0 -62.4 270 4 353.0 353.0 297.3 353.0 0.01 32 150 14300 -66.5 -77.5 20 11.0 -66.6 95 9 355.5 355.5 297.8 355.6 0.01 33 138 14797 -70.7 -80.7 21 10.0 -70.8 98 8 356.7 356.7 298.1 356.7 0.00 34 125 15379 -72.3 -84.3 15 12.0 -72.3 101 9 364.0 364.0 299.5 364.1 0.00 35 100 16660 -80.5 -90.5 17 10.0 -80.5 105 11 372.2 372.2 300.9 372.2 0.00 36 95 16949 -82.5 -92.5 16 10.0 -82.5 90 10 373.8 373.8 301.2 373.8 0.00 37 92 17129 -82.3 -92.3 16 10.0 -82.3 89 11 377.6 377.6 301.9 377.6 0.00 38 88 17380 -78.5 -90.5 12 12.0 -78.5 87 12 390.1 390.1 303.8 390.1 0.00 39 81 17850 -81.5 -92.5 14 11.0 -81.5 83 14 393.3 393.3 304.3 393.3 0.00 40 78 18065 -76.5 -89.5 11 13.0 -76.6 82 15 407.9 407.9 306.2 407.9 0.00 41 70 18690 -76.5 -90.5 9 14.0 -76.6 110 14 420.7 420.7 307.8 420.7 0.00 42 56 19986 -72.9 -88.9 7 16.0 -73.0 263 6 456.7 456.7 311.5 456.7 0.00 43 54 20202 -69.3 -86.3 7 17.0 -69.5 227 5 469.7 469.7 312.6 469.7 0.00 44 50 20660 -70.1 -86.1 8 16.0 -70.2 150 1 478.3 478.3 313.3 478.3 0.00 45 35 22834 -58.7 -78.7 6 20.0 -59.6 185 6 559.4 559.4 318.6 559.6 0.02 46 30 23800 -58.7 -78.7 6 20.0 -59.7 100 9 584.6 584.6 319.9 584.8 0.03 47 28 24232 -59.7 -79.7 6 20.0 -60.7 90 11 593.5 593.5 320.3 593.7 0.02 48 26 24702 -53.7 -75.7 5 22.0 -55.6 80 13 623.2 623.3 321.6 623.6 0.05 49 20 26409 -48.3 -73.3 4 25.0 -52.2 95 8 688.3 688.4 324.1 689.1 0.09 TRP 95 16949 -82.5 -92.5 16 10.0 -82.5 90 10 373.8 373.8 301.2 373.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5821.00 m Freezing level: 566.00 mb = 4902.04 m = 16082.62 ft Wetbulb zero: 623.25 mb = 4120.03 m = 13516.99 ft Precipitable water: 1.66 inches Sfc-500 mean rel hum: 51.52 % Est. max temperature: 35.97 C = 96.74 F Sfc-Lift cond lev (LCL): 848.21 mb = 1527.22 m = 5010.50 ft T: 22.09 C 700-500 lapse rate: 5.39 C/km ThetaE index: 25.61 C Layer 925.0- 578.0 mb Conv cond level (CCL): 731.94 mb = 2787.53 m = 9145.33 ft Mean mixing ratio: 13.88 g/kg Conv temperature: 40.29 C = 104.53 F Cap Strength: 3.98 C Lifted Index: 0.08 C Risk: Showers probable Lifted Index @300 mb: 0.14 C Lifted Index @700 mb: 1.13 C Showalter Index: 1.95 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 16.50 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 176.40 Risk: None Energy Index: -1.49 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 229.02 J/kg Max Up Vert Vel: 21.40 m/s Conv Inhibition (B-): 189.78 J/kg Cap Strength: 3.98 C Lift Cond Lev (LCL): 807.04 mb = 1956.16 m = 6417.76 ft Lev Free Conv (LFC): 662.04 mb = 3623.45 m = 11887.82 ft Equ Level (EL): 492.04 mb = 6016.39 m = 19738.57 ft B at Equ Level: 108.44 J/kg Max Parcel Lev (MPL): 162.04 mb = 13828.03 m = 45367.01 ft Wind level data Storm motion: 275 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 ---------------------------------------------------------- 0 994 127 90 2 -2.0 0.0 | 93 5 -5.1 0.3 1 974 305 80 2 -2.0 -0.3 | 89 5 -5.0 -0.1 2 941 610 195 7 1.8 6.8 | 170 7 -1.3 7.0 3 925 766 200 8 2.7 7.5 | 178 8 -0.3 7.8 4 910 914 220 12 7.7 9.2 | 206 11 4.6 9.4 5 879 1219 215 12 6.9 9.8 | 201 11 3.8 10.1 6 850 1509 225 8 5.7 5.7 | 204 6 2.6 5.9 7 819 1829 285 4 3.9 -1.0 | 314 1 0.8 -0.8 8 790 2134 245 2 1.8 0.8 | 131 2 -1.3 1.1 9 762 2438 250 3 2.8 1.0 | 169 1 -0.2 1.3 10 735 2743 270 2 2.0 -0.0 | 103 1 -1.1 0.3 11 700 3165 300 3 2.6 -1.5 | 21 1 -0.5 -1.2 12 659 3658 285 3 2.9 -0.8 | 18 1 -0.2 -0.5 13 611 4267 210 4 2.0 3.5 | 164 4 -1.1 3.7 14 567 4877 330 3 1.5 -2.6 | 34 3 -1.6 -2.3 15 500 5890 350 2 0.3 -2.0 | 58 3 -2.7 -1.7 16 487 6096 250 1 0.9 0.3 | 106 2 -2.1 0.6 17 400 7610 255 9 8.7 2.3 | 245 6 5.6 2.6 18 399 7620 255 9 8.7 2.3 | 245 6 5.6 2.6 19 325 9144 270 9 9.0 -0.0 | 268 6 5.9 0.3 20 300 9730 225 16 11.3 11.3 | 215 14 8.2 11.6 21 262 10668 190 9 1.6 8.9 | 171 9 -1.5 9.1 22 250 11010 185 7 0.6 7.0 | 161 8 -2.5 7.2 23 209 12192 235 3 2.5 1.7 | 163 2 -0.6 2.0 24 200 12500 230 4 3.1 2.6 | 180 3 -0.0 2.8 25 165 13716 270 4 4.0 -0.0 | 255 1 0.9 0.3 26 150 14300 95 9 -9.0 0.8 | 95 12 -12.0 1.0 27 128 15240 100 8 -7.9 1.4 | 99 11 -10.9 1.6 28 104 16459 115 14 -12.7 5.9 | 111 17 -15.8 6.2 29 100 16660 105 11 -10.6 2.8 | 103 14 -13.7 3.1 30 95 16949 90 10 -10.0 0.0 | 91 13 -13.1 0.3 31 75 18288 80 16 -15.8 -2.8 | 82 19 -18.8 -2.5 32 70 18690 110 14 -13.2 4.8 | 107 17 -16.2 5.0 33 58 19812 295 8 7.3 -3.4 | 307 5 4.2 -3.1 34 50 20660 150 1 -0.5 0.9 | 107 4 -3.6 1.1 35 45 21336 170 5 -0.9 4.9 | 143 7 -3.9 5.2 36 35 22860 185 6 0.5 6.0 | 158 7 -2.5 6.2 37 30 23800 100 9 -8.9 1.6 | 99 12 -11.9 1.8 38 26 24384 80 13 -12.8 -2.3 | 83 16 -15.9 -2.0 39 18 25908 100 6 -5.9 1.0 | 98 9 -9.0 1.3 Wind Parameters Mean winds (0-6000m): 244.7 at 4.1 knts Storm direction: 274.7 at 3.1 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -69.0 deg Storm rel helicity (0-3000m) pos: 35.4 neg: -3.8 tot: 31.6 m^2/s^2 ave: 10.5 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 64.97 Bulk Shear: 3.53 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 ------------------------------------------------------------------------------- 500 162 4 132 6| 8.1 0.0 8.1| 16.8 -0.3 16.6 33.2 0.89| 10.8 9.7 1000 204 7 178 7| 6.8 0.0 6.8| 29.4 -2.1 27.2 27.2 0.81| 9.0 7.3 1500 212 8 189 7| 2.9 0.0 2.9| 33.4 -2.9 30.4 20.3 0.65| 8.6 5.6 2000 218 7 192 6| 2.2 1.2 3.3| 35.1 -3.2 31.9 15.9 0.53| 8.4 4.5 2500 222 6 191 5| 1.8 0.9 2.7| 35.4 -3.4 32.0 12.8 0.51| 7.1 3.6 3000 226 5 191 4| 1.5 0.8 2.3| 35.4 -3.8 31.6 10.5 0.44| 6.3 2.7 4000 234 5 195 3| 1.1 0.6 1.7| 35.4 -4.2 31.2 7.8 0.34| 5.3 1.8 5000 237 5 195 3| 0.9 0.5 1.3| 37.2 -4.5 32.7 6.5 0.37| 5.1 1.9 6000 245 4 198 2| 0.7 0.5 1.2| 38.9 -4.5 34.4 5.7 0.40| 4.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20250423.12.gif