UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 24 APR 25 Station: Y4775 WMO ident: 94775 ------------------------------------------------------------------------------- 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 1018 21 16.6 16.6 100 0.0 16.6 345 1 288.3 290.3 289.0 321.0 11.75 1 1000 172 15.6 15.5 99 0.1 15.5 40 3 288.8 290.7 288.7 319.9 11.14 2 998 189 15.4 15.2 99 0.2 15.3 41 3 288.7 290.6 288.5 319.3 10.94 3 964 485 17.0 13.2 78 3.8 14.6 52 7 293.2 295.0 289.2 321.6 9.93 4 925 837 14.6 11.4 81 3.2 12.6 65 12 294.2 295.9 288.9 320.6 9.19 5 884 1219 11.8 10.7 93 1.1 11.2 63 14 295.2 296.8 289.2 321.6 9.18 6 851 1537 9.8 8.1 89 1.7 8.8 60 15 296.3 297.8 288.6 319.5 7.99 7 850 1547 9.6 7.7 88 1.9 8.5 60 15 296.2 297.6 288.3 318.8 7.78 8 760 2470 5.2 2.8 84 2.4 3.9 74 10 301.1 302.2 288.6 319.5 6.17 9 753 2546 4.8 -2.2 60 7.0 1.5 71 9 301.4 302.2 286.9 314.5 4.32 10 747 2611 4.4 2.9 90 1.5 3.6 68 9 301.7 302.9 288.9 320.6 6.32 11 739 2699 4.4 -0.5 70 4.9 2.0 64 8 302.6 303.5 288.0 317.7 4.99 12 700 3139 1.0 0.0 93 1.0 0.5 45 5 303.6 304.6 288.8 320.2 5.47 13 674 3441 -1.3 -2.2 94 0.9 -1.7 34 5 304.3 305.2 288.4 319.0 4.83 14 655 3668 -2.5 -7.5 68 5.0 -4.6 26 4 305.5 306.1 287.3 315.8 3.32 15 648 3753 -2.3 -18.3 28 16.0 -7.4 23 4 306.6 306.9 285.7 311.2 1.39 16 645 3790 -2.3 -10.3 54 8.0 -5.4 22 4 307.0 307.5 287.3 315.6 2.71 17 637 3889 -3.1 -7.7 70 4.6 -5.0 18 4 307.2 307.9 288.0 317.8 3.36 18 625 4039 -3.9 -8.8 69 4.9 -5.9 22 6 308.0 308.6 288.1 317.9 3.14 19 621 4090 -3.7 -21.7 23 18.0 -8.9 28 7 308.8 309.0 286.2 312.4 1.08 20 612 4205 -4.5 -20.5 27 16.0 -9.3 41 11 309.2 309.4 286.5 313.2 1.22 21 607 4269 -4.9 -8.4 76 3.5 -6.4 48 13 309.4 310.0 288.7 320.0 3.34 22 591 4479 -5.5 -16.5 42 11.0 -9.2 53 16 311.1 311.4 287.7 316.9 1.78 23 583 4585 -6.1 -13.1 58 7.0 -8.7 55 18 311.6 312.1 288.5 319.3 2.39 24 555 4969 -7.3 -33.3 10 26.0 -12.9 20 10 314.6 314.7 287.5 316.1 0.42 25 500 5770 -14.5 -29.5 27 15.0 -17.7 330 4 315.4 315.5 288.0 317.7 0.66 26 436 6793 -22.5 -39.5 20 17.0 -24.8 315 9 317.8 317.9 288.3 318.9 0.28 27 400 7420 -28.1 -39.1 34 11.0 -29.4 325 14 318.5 318.5 288.6 319.6 0.32 28 354 8285 -35.9 -40.9 60 5.0 -36.4 300 18 319.3 319.4 288.9 320.4 0.30 29 327 8834 -39.3 -41.3 81 2.0 -39.5 306 29 321.9 322.0 289.7 323.1 0.31 30 312 9154 -42.3 -44.8 76 2.5 -42.5 310 36 322.1 322.2 289.6 323.0 0.23 31 308 9242 -42.7 -49.7 46 7.0 -43.0 312 32 322.7 322.8 289.8 323.2 0.13 32 306 9286 -42.3 -59.3 14 17.0 -42.9 313 29 323.9 323.9 290.0 324.1 0.04 33 302 9375 -42.3 -64.3 7 22.0 -43.0 314 25 325.1 325.1 290.3 325.2 0.02 34 300 9420 -42.5 -64.5 7 22.0 -43.2 315 23 325.5 325.5 290.5 325.5 0.02 35 289 9671 -43.1 -66.1 6 23.0 -43.7 319 22 328.1 328.1 291.2 328.2 0.02 36 265 10247 -47.7 -63.7 14 16.0 -48.1 329 27 329.6 329.6 291.6 329.7 0.03 37 250 10630 -48.5 -69.5 7 21.0 -48.9 305 29 334.0 334.0 292.8 334.0 0.01 38 227 11260 -51.1 -74.1 5 23.0 -51.5 277 26 339.3 339.3 294.1 339.4 0.01 39 200 12080 -52.5 -78.5 3 26.0 -52.9 270 36 349.6 349.6 296.5 349.6 0.00 40 150 13930 -57.5 -85.5 2 28.0 -57.8 265 39 371.0 371.0 300.8 371.0 0.00 41 100 16450 -63.3 -89.3 2 26.0 -63.5 270 21 405.4 405.4 305.9 405.4 0.00 42 79 17888 -67.5 -90.5 2 23.0 -67.7 315 21 425.0 425.0 308.3 425.0 0.00 43 70 18620 -66.3 -90.3 2 24.0 -66.5 320 8 442.5 442.5 310.1 442.6 0.00 44 62 19357 -64.5 -90.5 2 26.0 -64.8 338 12 462.2 462.2 312.0 462.2 0.00 45 58 19762 -67.3 -91.3 2 24.0 -67.5 348 15 464.7 464.7 312.2 464.7 0.00 46 50 20670 -60.7 -90.7 1 30.0 -61.2 10 20 500.4 500.4 315.0 500.4 0.00 47 49 20796 -60.1 -90.1 1 30.0 -60.7 16 19 504.8 504.8 315.3 504.8 0.00 48 37 22559 -57.1 -90.1 1 33.0 -58.2 95 9 554.7 554.7 318.3 554.7 0.00 49 32 23473 -58.5 -89.5 1 31.0 -59.5 137 3 574.5 574.5 319.4 574.5 0.00 50 30 23880 -57.1 -89.1 1 32.0 -58.4 155 1 589.0 589.0 320.1 589.0 0.00 51 24 25307 -51.5 -88.5 0 37.0 -54.2 70 5 644.1 644.1 322.4 644.1 0.01 52 20 26490 -51.1 -88.1 0 37.0 -54.3 360 8 679.8 679.8 323.7 679.8 0.01 53 18 27179 -48.7 -86.7 0 38.0 -52.9 708.1 708.1 324.7 708.2 0.01 54 16 27952 -49.5 -87.5 0 38.0 -53.8 729.8 729.8 325.4 729.9 0.01 TRP 79 17888 -67.5 -90.5 2 23.0 -67.7 315 21 425.0 425.0 308.3 425.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5598.00 m Freezing level: 688.70 mb = 3270.46 m = 10729.73 ft Wetbulb zero: 694.30 mb = 3204.37 m = 10512.88 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 67.07 % Est. max temperature: 24.09 C = 75.36 F Sfc-Lift cond lev (LCL): 1018.22 mb = 20.85 m = 68.42 ft T: 16.60 C 700-500 lapse rate: 5.89 C/km ThetaE index: 4.96 C Layer 753.0- 747.0 mb Conv cond level (CCL): 892.65 mb = 1137.14 m = 3730.72 ft Mean mixing ratio: 10.18 g/kg Conv temperature: 23.34 C = 74.00 F Cap Strength: 3.17 C Lifted Index: 1.48 C Risk: Showers probable Lifted Index @300 mb: 3.89 C Lifted Index @700 mb: 0.28 C Showalter Index: 2.53 C Risk: Showers probable Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.20 C K Index: 30.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 126.40 Risk: None Energy Index: -0.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.68 J/kg Max Up Vert Vel: 7.83 m/s Conv Inhibition (B-): 86.01 J/kg Cap Strength: 3.14 C Lift Cond Lev (LCL): 934.74 mb = 747.68 m = 2453.00 ft Lev Free Conv (LFC): 679.74 mb = 3373.58 m = 11068.04 ft Equ Level (EL): 649.74 mb = 3732.17 m = 12244.51 ft B at Equ Level: 29.37 J/kg Max Parcel Lev (MPL): 589.74 mb = 4495.20 m = 14747.87 ft Wind level data Storm motion: 80 at 7 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 1018 21 345 1 0.3 -1.0 | 268 7 6.9 0.3 1 1000 172 40 3 -1.9 -2.3 | 283 5 4.7 -1.1 2 925 837 65 12 -10.9 -5.1 | 48 6 -4.2 -3.8 3 917 914 65 13 -11.8 -5.5 | 50 7 -5.1 -4.3 4 850 1547 60 15 -13.0 -7.5 | 45 9 -6.4 -6.3 5 791 2134 60 11 -9.5 -5.5 | 34 5 -2.9 -4.3 6 762 2438 75 10 -9.7 -2.6 | 66 3 -3.0 -1.4 7 700 3139 45 5 -3.5 -3.5 | 307 4 3.1 -2.3 8 630 3962 15 4 -1.0 -3.9 | 295 6 5.6 -2.6 9 606 4267 50 13 -10.0 -8.4 | 25 8 -3.3 -7.1 10 583 4572 55 18 -14.7 -10.3 | 42 12 -8.1 -9.1 11 561 4877 25 11 -4.6 -10.0 | 347 9 2.0 -8.7 12 500 5770 330 4 2.0 -3.5 | 285 9 8.6 -2.2 13 478 6096 305 3 2.5 -1.7 | 273 9 9.1 -0.5 14 400 7420 325 14 8.0 -11.5 | 305 18 14.7 -10.2 15 389 7620 330 15 7.5 -13.0 | 310 18 14.1 -11.8 16 356 8230 300 17 14.7 -8.5 | 289 23 21.4 -7.3 17 312 9144 310 36 27.6 -23.1 | 303 41 34.2 -21.9 18 300 9420 315 23 16.3 -16.3 | 303 27 22.9 -15.0 19 285 9754 320 22 14.1 -16.9 | 307 26 20.8 -15.6 20 272 10058 340 26 8.9 -24.4 | 326 28 15.5 -23.2 21 250 10630 305 29 23.8 -16.6 | 297 34 30.4 -15.4 22 249 10668 325 26 14.9 -21.3 | 313 29 21.6 -20.1 23 226 11278 275 26 25.9 -2.3 | 272 33 32.5 -1.0 24 200 12080 270 36 36.0 -0.0 | 268 43 42.6 1.2 25 197 12192 270 37 37.0 -0.0 | 268 44 43.6 1.2 26 179 12802 260 37 36.4 6.4 | 260 44 43.1 7.7 27 170 13106 275 38 37.9 -3.3 | 273 45 44.5 -2.1 28 150 13930 265 39 38.9 3.4 | 264 46 45.5 4.6 29 141 14326 260 39 38.4 6.8 | 260 46 45.0 8.0 30 128 14935 270 45 45.0 -0.0 | 269 52 51.6 1.2 31 110 15850 265 34 33.9 3.0 | 264 41 40.5 4.2 32 100 16450 270 21 21.0 -0.0 | 267 28 27.6 1.2 33 100 16459 290 27 25.4 -9.2 | 284 33 32.0 -8.0 34 95 16764 270 21 21.0 -0.0 | 267 28 27.6 1.2 35 79 17888 315 21 14.8 -14.8 | 302 25 21.5 -13.6 36 70 18620 320 8 5.1 -6.1 | 293 13 11.8 -4.9 37 50 20670 10 20 -3.5 -19.7 | 350 19 3.2 -18.5 38 30 23880 155 1 -0.4 0.9 | 251 7 6.2 2.1 39 20 26490 360 8 -0.0 -8.0 | 316 9 6.6 -6.8 Wind Parameters Mean winds (0-6000m): 49.5 at 9.0 knts Storm direction: 79.5 at 6.8 knts Shear (0-3000m) pos: 1.9 neg: 1.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 51.6 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -7.3 tot: 7.4 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.55 Bulk Shear: 2.91 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 47 4 297 4| 7.6 0.0 7.6| 7.2 0.0 7.2 14.5 0.82| 7.8 6.4 1000 60 8 0 3| 6.8 0.0 6.8| 12.3 -0.2 12.2 12.2 0.77| 7.0 5.4 1500 61 10 29 4| 4.5 0.6 5.2| 12.3 -1.3 11.0 7.4 0.64| 5.3 3.4 2000 61 11 34 5| 3.4 0.5 3.9| 12.3 -3.3 9.0 4.5 0.48| 4.8 2.3 2500 62 11 36 5| 2.3 0.4 2.7| 14.7 -4.2 10.4 4.2 0.44| 4.7 2.1 3000 62 10 34 4| 1.9 1.1 3.0| 14.7 -7.3 7.4 2.5 0.21| 4.7 1.0 4000 59 9 14 3| 1.4 1.2 2.6| 17.4 -9.4 8.1 2.0 0.18| 4.2 0.7 5000 55 10 16 4| 2.4 2.0 4.5| 38.1 -39.2 -1.1 -0.2 0.09| 5.9 0.6 6000 50 9 3 5| 2.0 2.2 4.2| 38.1 -62.5 -24.3 -4.1 -0.06| 5.7 -0.4 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20250424.23.gif