UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for VECC... Searching the city database file for: VECC ... Date:1100Z 28 APR 25 Station: VECC WMO ident: 42809 Latitude: 22.65 Longitude: 88.45 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1004 6 31.4 23.4 63 8.0 25.4 45 2 304.2 307.6 298.5 358.9 18.34 1 1000 42 30.0 22.0 62 8.0 24.2 15 6 303.1 306.3 297.3 353.2 16.87 2 998 60 29.8 21.8 62 8.0 24.0 14 6 303.1 306.2 297.2 352.6 16.70 3 925 741 25.0 20.9 78 4.1 22.1 330 3 304.9 308.0 297.8 355.8 17.06 4 913 855 24.0 20.4 80 3.6 21.4 317 5 305.0 308.1 297.7 355.0 16.75 5 850 1477 20.8 12.8 60 8.0 15.5 245 15 307.9 310.0 294.6 341.2 10.99 6 809 1903 18.0 8.0 52 10.0 11.8 242 17 309.3 310.9 293.0 334.9 8.35 7 800 1999 16.8 10.8 68 6.0 12.9 242 17 309.1 311.0 294.4 340.2 10.22 8 765 2379 14.8 3.8 48 11.0 8.5 240 19 310.9 312.1 292.0 331.3 6.58 9 700 3124 8.8 0.8 57 8.0 4.5 235 23 312.2 313.3 291.8 330.4 5.80 10 669 3496 5.4 1.4 75 4.0 3.2 236 24 312.5 313.7 292.3 332.3 6.34 11 645 3793 3.4 -0.5 76 3.9 1.4 236 26 313.5 314.6 292.1 331.5 5.73 12 602 4348 0.0 -13.0 37 13.0 -5.1 237 28 315.8 316.3 289.8 323.5 2.33 13 563 4881 -3.1 -14.1 42 11.0 -7.3 238 30 318.3 318.7 290.5 325.8 2.28 14 561 4909 -3.1 -17.1 33 14.0 -8.1 238 30 318.6 318.9 290.2 324.6 1.78 15 552 5037 -4.1 -11.1 58 7.0 -7.0 239 31 318.9 319.5 291.3 328.7 2.97 16 500 5810 -8.5 -19.5 41 11.0 -12.1 240 34 322.7 323.0 291.2 328.3 1.63 17 485 6045 -10.1 -16.1 61 6.0 -12.2 241 36 323.5 324.0 292.0 331.1 2.24 18 458 6485 -11.9 -19.9 51 8.0 -14.5 244 40 326.6 327.0 292.4 332.6 1.72 19 455 6535 -12.1 -20.1 51 8.0 -14.6 244 40 327.0 327.3 292.5 332.9 1.70 20 453 6569 -12.5 -20.5 51 8.0 -15.0 244 41 326.9 327.2 292.4 332.7 1.65 21 451 6602 -12.7 -23.7 39 11.0 -15.8 245 41 327.1 327.3 292.1 331.5 1.25 22 450 6619 -12.5 -27.5 27 15.0 -16.3 245 41 327.5 327.7 291.9 330.7 0.89 23 448 6653 -12.1 -37.1 11 25.0 -17.1 245 41 328.4 328.5 291.6 329.8 0.35 24 443 6739 -12.1 -47.1 4 35.0 -17.6 245 42 329.5 329.5 291.7 330.0 0.12 25 400 7510 -18.3 -64.3 1 46.0 -22.5 250 49 331.2 331.2 292.0 331.3 0.02 26 380 7892 -21.7 -65.7 1 44.0 -25.1 247 53 331.6 331.6 292.2 331.7 0.01 27 359 8310 -23.7 -67.7 1 44.0 -26.8 244 58 334.4 334.4 292.9 334.4 0.01 28 351 8475 -24.3 -68.3 1 44.0 -27.3 243 60 335.7 335.7 293.3 335.8 0.01 29 349 8517 -24.3 -64.3 1 40.0 -27.3 243 60 336.3 336.3 293.4 336.4 0.02 30 347 8559 -24.7 -47.7 10 23.0 -27.4 243 61 336.3 336.3 293.6 336.9 0.15 31 344 8622 -24.5 -34.5 39 10.0 -26.3 242 62 337.4 337.5 294.2 339.7 0.60 32 336 8794 -25.7 -30.7 63 5.0 -26.7 241 64 338.0 338.2 294.6 341.3 0.88 33 317 9215 -28.3 -33.3 62 5.0 -29.2 238 68 340.1 340.2 295.0 342.9 0.73 34 312 9329 -29.3 -35.3 56 6.0 -30.3 237 70 340.2 340.4 294.9 342.6 0.61 35 305 9492 -29.3 -44.3 22 15.0 -31.1 236 72 342.5 342.5 295.1 343.4 0.24 36 304 9515 -29.3 -49.3 13 20.0 -31.3 236 72 342.8 342.8 295.1 343.4 0.14 37 302 9562 -29.5 -56.5 6 27.0 -31.7 235 72 343.2 343.2 295.1 343.4 0.06 38 301 9586 -29.9 -56.9 5 27.0 -32.0 235 73 342.9 342.9 295.1 343.2 0.06 39 300 9610 -29.9 -56.9 5 27.0 -32.0 235 73 343.2 343.3 295.1 343.5 0.06 40 298 9658 -30.3 -41.3 33 11.0 -31.7 235 74 343.3 343.4 295.4 344.7 0.34 41 294 9754 -30.3 -37.3 50 7.0 -31.4 235 75 344.7 344.8 295.9 346.7 0.53 42 290 9852 -30.9 -43.9 27 13.0 -32.4 235 76 345.2 345.2 295.8 346.2 0.27 43 286 9950 -31.5 -51.5 12 20.0 -33.3 235 77 345.7 345.7 295.8 346.2 0.12 44 282 10050 -32.3 -45.3 26 13.0 -33.7 235 78 345.9 346.0 296.0 346.9 0.24 45 278 10151 -32.5 -56.5 7 24.0 -34.3 235 79 347.0 347.1 296.0 347.3 0.07 46 250 10890 -39.1 -63.1 6 24.0 -40.2 235 88 347.9 347.9 296.2 348.1 0.03 47 213 11961 -48.4 -66.0 11 17.5 -48.9 240 89 349.7 349.7 296.6 349.8 0.03 48 200 12370 -52.1 -67.1 15 15.0 -52.4 250 87 350.3 350.3 296.7 350.4 0.02 49 196 12500 -53.3 -67.3 17 14.0 -53.6 250 85 350.4 350.4 296.7 350.5 0.02 50 174 13261 -55.1 -84.1 2 29.0 -55.4 252 71 359.5 359.6 298.6 359.6 0.00 51 150 14190 -62.3 -87.3 2 25.0 -62.4 255 54 362.8 362.8 299.2 362.8 0.00 52 120 15535 -72.1 -89.1 6 17.0 -72.2 263 38 368.7 368.7 300.3 368.7 0.00 53 100 16600 -75.3 -89.3 9 14.0 -75.3 270 25 382.2 382.2 302.6 382.2 0.00 54 70 18650 -77.9 -90.9 10 13.0 -77.9 25 15 417.7 417.7 307.4 417.7 0.00 55 50 20610 -68.3 -90.3 3 22.0 -68.5 60 11 482.5 482.5 313.7 482.5 0.00 56 30 23810 -52.9 -88.9 1 36.0 -54.9 60 11 600.4 600.4 320.6 600.5 0.00 57 20 26440 -49.3 -85.3 1 36.0 -53.0 60 10 685.3 685.3 324.0 685.4 0.01 58 10 31090 -37.7 -77.7 1 40.0 -49.3 90 29 878.8 878.9 329.0 879.8 0.10 TRP WND 213 11961 -48.4 -66.0 11 17.5 -48.9 240 89 349.7 349.7 296.6 349.8 0.03 Sounding variables and indices 1000-500 mb thick: 5768.00 m Freezing level: 602.00 mb = 4348.13 m = 14265.34 ft Wetbulb zero: 635.96 mb = 3906.38 m = 12816.05 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 58.07 % Est. max temperature: 34.94 C = 94.90 F Sfc-Lift cond lev (LCL): 894.80 mb = 1030.46 m = 3380.74 ft T: 23.10 C 700-500 lapse rate: 6.44 C/km ThetaE index: 20.94 C Layer 913.0- 800.0 mb Conv cond level (CCL): 820.37 mb = 1782.67 m = 5848.60 ft Mean mixing ratio: 16.85 g/kg Conv temperature: 36.16 C = 97.08 F Cap Strength: 2.33 C Lifted Index: -7.11 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.90 C Lifted Index @700 mb: -3.00 C Showalter Index: -2.19 C Risk: Severe thunderstorms possible Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 21.30 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 249.60 Risk: None Energy Index: -2.54 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1881.98 J/kg Max Up Vert Vel: 61.35 m/s Conv Inhibition (B-): 63.92 J/kg Cap Strength: 2.33 C Lift Cond Lev (LCL): 877.73 mb = 1197.92 m = 3930.14 ft Lev Free Conv (LFC): 782.73 mb = 2184.35 m = 7166.41 ft Equ Level (EL): 182.73 mb = 12948.04 m = 42479.94 ft B at Equ Level: 1864.70 J/kg Max Parcel Lev (MPL): 82.73 mb = 17689.91 m = 58037.06 ft Wind level data Storm motion: 270 at 16 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 1004 6 45 2 -1.4 -1.4 | 86 17 -17.3 -1.3 1 1000 42 15 6 -1.6 -5.8 | 72 18 -17.4 -5.7 2 925 741 330 3 1.5 -2.6 | 80 15 -14.3 -2.5 3 850 1477 245 15 13.6 6.3 | 161 7 -2.2 6.4 4 700 3124 235 23 18.8 13.2 | 193 14 3.0 13.3 5 500 5810 240 34 29.4 17.0 | 219 22 13.6 17.1 6 400 7510 250 49 46.0 16.8 | 241 35 30.2 16.8 7 300 9610 235 73 59.8 41.9 | 226 61 44.0 42.0 8 250 10890 235 88 72.1 50.5 | 228 76 56.2 50.6 9 213 11961 240 89 77.1 44.5 | 234 76 61.2 44.6 10 200 12370 250 87 81.8 29.8 | 246 72 65.9 29.8 11 150 14190 255 54 52.2 14.0 | 249 39 36.3 14.1 12 100 16600 270 25 25.0 -0.0 | 269 9 9.2 0.1 13 70 18650 25 15 -6.3 -13.6 | 59 26 -22.2 -13.5 14 50 20610 60 11 -9.5 -5.5 | 78 26 -25.4 -5.4 15 30 23810 60 11 -9.5 -5.5 | 78 26 -25.4 -5.4 16 20 26440 60 10 -8.7 -5.0 | 79 25 -24.5 -4.9 17 10 31090 90 29 -29.0 0.0 | 90 45 -44.8 0.1 Wind Parameters Mean winds (0-6000m): 240.3 at 21.1 knts Storm direction: 270.3 at 15.8 knts Shear (0-3000m) pos: 0.0 neg: 4.2 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 106.3 deg Storm rel helicity (0-3000m) pos: 29.3 neg: -26.6 tot: 2.6 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 1.4 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 24.24 Bulk Shear: 77.64 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 4 5 73 17| 0.0 3.6 3.6| 4.5 -19.3 -14.8 -29.6 -0.45| 7.2 -3.2 1000 346 5 73 15| 0.0 4.2 4.2| 8.3 -26.6 -18.3 -18.3 -0.33| 6.8 -2.2 1500 284 7 80 9| 0.0 5.8 5.8| 18.2 -26.6 -8.4 -5.6 0.13| 9.1 1.2 2000 261 9 103 7| 0.0 5.0 5.0| 22.3 -26.6 -4.3 -2.1 0.19| 7.5 1.4 2500 252 11 124 6| 0.0 4.5 4.5| 26.1 -26.6 -0.5 -0.2 0.22| 6.6 1.5 3000 247 13 143 7| 0.0 4.2 4.2| 29.3 -26.6 2.6 0.9 0.24| 5.9 1.4 4000 242 16 166 8| 0.3 3.4 3.7| 40.7 -26.6 14.1 3.5 0.29| 5.0 1.4 5000 241 19 182 9| 0.6 2.7 3.4| 53.8 -26.6 27.1 5.4 0.32| 4.4 1.4 6000 240 21 193 11| 1.0 2.3 3.3| 72.6 -26.6 46.0 7.7 0.36| 4.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//VECC/skewt/VECC.skewt.20250428.11.gif