UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 18 APR 25 Station: VGTJ WMO ident: 41923 Latitude: 23.77 Longitude: 90.38 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1005 9 30.4 18.4 49 12.0 22.0 0 0 303.1 305.6 295.0 342.7 13.37 1 1003 25 28.6 18.6 55 10.0 21.6 66 2 301.5 304.0 294.7 341.4 13.57 2 1000 49 28.4 18.4 55 10.0 21.5 165 5 301.5 304.0 294.6 341.1 13.43 3 972 301 25.8 18.8 65 7.0 20.9 140 6 301.4 304.0 295.1 343.1 14.19 4 925 736 23.0 18.0 73 5.0 19.5 95 7 302.8 305.4 295.4 344.8 14.18 5 873 1239 19.0 15.7 81 3.3 16.8 163 4 303.7 306.1 294.8 342.2 12.96 6 869 1279 18.8 15.7 82 3.1 16.7 169 3 303.9 306.3 295.0 342.6 13.02 7 850 1469 17.8 14.2 79 3.6 15.4 195 2 304.8 307.0 294.5 340.8 12.07 8 744 2597 11.8 3.8 58 8.0 7.2 238 17 310.1 311.4 292.0 331.0 6.77 9 726 2802 10.8 4.8 66 6.0 7.3 247 22 311.2 312.6 292.9 334.2 7.45 10 700 3105 8.2 3.5 72 4.7 5.5 255 22 311.6 312.9 292.6 333.4 7.05 11 638 3863 2.4 0.4 87 2.0 1.3 268 19 313.3 314.5 292.4 332.7 6.19 12 566 4823 -2.3 -3.1 94 0.8 -2.7 264 21 318.7 319.8 293.3 336.0 5.38 13 500 5800 -6.9 -11.9 67 5.0 -8.9 245 18 324.6 325.2 293.0 334.9 3.07 14 493 5910 -7.5 -13.5 62 6.0 -9.9 243 16 325.2 325.7 292.9 334.5 2.74 15 467 6329 -10.7 -11.6 93 0.9 -11.1 249 17 326.3 327.0 293.7 337.6 3.37 16 459 6462 -11.3 -13.3 85 2.0 -12.1 255 20 327.2 327.8 293.6 337.3 2.99 17 445 6699 -11.7 -16.7 66 5.0 -13.5 264 25 329.6 330.0 293.7 337.6 2.33 18 433 6909 -12.3 -18.3 61 6.0 -14.4 257 24 331.4 331.8 294.0 338.7 2.09 19 406 7398 -15.5 -21.5 60 6.0 -17.3 240 21 333.4 333.8 294.2 339.4 1.69 20 400 7510 -16.3 -22.3 60 6.0 -18.1 240 22 333.8 334.1 294.2 339.5 1.60 21 353 8437 -23.9 -25.0 91 1.1 -24.2 236 30 335.7 336.0 294.5 340.9 1.42 22 333 8861 -26.7 -29.4 78 2.7 -27.3 238 30 337.5 337.7 294.6 341.3 1.01 23 312 9329 -29.3 -33.7 66 4.4 -30.0 243 38 340.2 340.4 295.0 343.0 0.71 24 310 9375 -29.7 -38.7 41 9.0 -31.0 244 41 340.3 340.4 294.8 342.0 0.43 25 308 9422 -28.9 -68.9 1 40.0 -31.3 244 43 342.1 342.1 294.8 342.1 0.01 26 300 9610 -29.3 -69.3 1 40.0 -31.7 250 49 344.1 344.1 295.3 344.1 0.01 27 299 9634 -29.5 -69.5 1 40.0 -31.9 249 49 344.1 344.1 295.3 344.2 0.01 28 250 10890 -37.7 -67.7 3 30.0 -39.0 285 49 350.0 350.0 296.7 350.1 0.02 29 211 12036 -44.9 -69.9 4 25.0 -45.7 280 52 356.2 356.2 298.0 356.2 0.01 30 200 12390 -48.5 -72.5 5 24.0 -49.1 275 53 356.0 356.0 297.9 356.0 0.01 31 162 13749 -59.3 -76.3 9 17.0 -59.5 277 51 359.9 359.9 298.7 359.9 0.01 32 150 14230 -62.3 -80.3 7 18.0 -62.4 275 47 362.8 362.8 299.2 362.8 0.00 33 140 14653 -64.9 -81.9 8 17.0 -65.0 280 46 365.4 365.4 299.7 365.4 0.00 34 123 15429 -71.7 -86.7 9 15.0 -71.8 262 40 366.8 366.8 300.0 366.8 0.00 35 110 16081 -75.3 -90.3 8 15.0 -75.3 291 39 372.0 372.0 300.9 372.0 0.00 36 100 16630 -77.3 -92.3 7 15.0 -77.3 305 25 378.4 378.4 302.0 378.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5751.00 m Freezing level: 601.23 mb = 4353.23 m = 14282.07 ft Wetbulb zero: 614.69 mb = 4161.38 m = 13652.66 ft Precipitable water: 1.94 inches Sfc-500 mean rel hum: 76.58 % Est. max temperature: 31.84 C = 89.32 F Sfc-Lift cond lev (LCL): 844.59 mb = 1523.05 m = 4996.81 ft T: 17.51 C 700-500 lapse rate: 5.60 C/km ThetaE index: 11.64 C Layer 850.0- 726.0 mb Conv cond level (CCL): 812.73 mb = 1848.70 m = 6065.21 ft Mean mixing ratio: 14.00 g/kg Conv temperature: 33.87 C = 92.96 F Cap Strength: 1.85 C Lifted Index: -1.53 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.73 C Lifted Index @700 mb: -0.55 C Showalter Index: -0.47 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.10 C K Index: 34.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 192.40 Risk: None Energy Index: -1.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 313.70 J/kg Max Up Vert Vel: 25.05 m/s Conv Inhibition (B-): 84.26 J/kg Cap Strength: 1.85 C Lift Cond Lev (LCL): 866.26 mb = 1305.84 m = 4284.19 ft Lev Free Conv (LFC): 711.26 mb = 2972.40 m = 9751.84 ft Equ Level (EL): 311.26 mb = 9346.48 m = 30663.93 ft B at Equ Level: 304.14 J/kg Max Parcel Lev (MPL): 241.26 mb = 11130.56 m = 36517.13 ft Wind level data Storm motion: 284 at 11 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 1005 9 0 0 -0.0 -0.0 | 104 11 -10.4 2.6 1 1000 49 165 5 -1.3 4.8 | 122 14 -11.7 7.4 2 925 736 95 7 -7.0 0.6 | 100 18 -17.3 3.2 3 850 1469 195 2 0.5 1.9 | 114 11 -9.9 4.5 4 844 1524 0 0 -0.0 -0.0 | 104 11 -10.4 2.6 5 758 2438 230 12 9.2 7.7 | 173 10 -1.2 10.3 6 731 2743 245 22 19.9 9.3 | 219 15 9.6 11.8 7 700 3105 255 22 21.3 5.7 | 233 14 10.9 8.2 8 629 3962 270 18 18.0 -0.0 | 252 8 7.6 2.6 9 583 4572 260 19 18.7 3.3 | 235 10 8.3 5.9 10 540 5182 270 24 24.0 -0.0 | 259 14 13.6 2.6 11 500 5800 245 18 16.3 7.6 | 210 12 5.9 10.2 12 481 6096 240 13 11.3 6.5 | 186 9 0.9 9.1 13 444 6706 265 25 24.9 2.2 | 252 15 14.5 4.7 14 410 7315 240 21 18.2 10.5 | 211 15 7.8 13.1 15 400 7510 240 22 19.1 11.0 | 213 16 8.7 13.6 16 348 8534 235 31 25.4 17.8 | 216 25 15.0 20.3 17 320 9144 240 29 25.1 14.5 | 221 23 14.7 17.1 18 307 9449 245 45 40.8 19.0 | 235 37 30.4 21.6 19 300 9610 250 49 46.0 16.8 | 242 41 35.7 19.3 20 294 9754 245 49 44.4 20.7 | 236 41 34.0 23.3 21 258 10668 280 49 48.3 -8.5 | 279 38 37.9 -6.0 22 250 10890 285 49 47.3 -12.7 | 285 38 37.0 -10.1 23 236 11278 290 49 46.0 -16.8 | 292 38 35.7 -14.2 24 200 12390 275 53 52.8 -4.6 | 273 42 42.4 -2.1 25 179 13106 280 55 54.2 -9.6 | 279 44 43.8 -7.0 26 150 14230 275 47 46.8 -4.1 | 272 36 36.5 -1.5 27 140 14630 280 46 45.3 -8.0 | 279 35 34.9 -5.4 28 126 15240 255 39 37.7 10.1 | 245 30 27.3 12.6 29 114 15850 280 42 41.4 -7.3 | 279 31 31.0 -4.7 30 103 16459 310 34 26.0 -21.9 | 321 25 15.7 -19.3 31 100 16630 305 25 20.5 -14.3 | 319 16 10.1 -11.8 Wind Parameters Mean winds (0-6000m): 253.8 at 14.2 knts Storm direction: 283.8 at 10.7 knts Shear (0-3000m) pos: 1.0 neg: 2.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 125.1 deg Storm rel helicity (0-3000m) pos: 78.6 neg: -38.9 tot: 39.6 m^2/s^2 ave: 13.2 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 2.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 8.06 Bulk Shear: 38.93 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 ------------------------------------------------------------------------------- 500 140 5 116 15| 6.5 0.0 6.5| 12.0 -13.8 -1.8 -3.6 0.05| 9.7 0.5 1000 120 6 110 16| 2.6 0.0 2.6| 26.7 -24.4 2.3 2.3 0.09| 8.2 0.8 1500 119 5 109 16| 1.8 1.9 3.7| 31.2 -32.6 -1.5 -1.0 -0.01| 8.0 -0.1 2000 122 5 109 15| 1.3 2.9 4.2| 32.0 -38.9 -6.9 -3.5 -0.07| 7.8 -0.6 2500 179 6 128 13| 1.1 3.3 4.4| 43.4 -38.9 4.5 1.8 0.13| 9.0 1.2 3000 219 8 149 10| 1.0 2.8 3.8| 78.6 -38.9 39.6 13.2 0.29| 9.4 2.7 4000 244 11 178 7| 0.7 2.1 2.8| 91.6 -39.0 52.6 13.1 0.32| 8.0 2.5 5000 252 13 196 7| 1.0 1.8 2.8|101.8 -44.1 57.7 11.5 0.30| 7.1 2.2 6000 254 14 207 7| 0.8 1.3 2.1|105.0 -86.4 18.6 3.1 0.10| 7.3 0.7 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20250418.12.gif