UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101123.upa.cvt Date: 2300Z 11 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 11 OCT 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 1010 24 23.6 7.6 36 16.0 14.3 315 1 295.9 297.1 287.1 314.8 6.49 1 1007 50 22.0 7.0 38 15.0 13.4 6 1 294.6 295.7 286.3 312.7 6.24 2 1000 110 21.0 6.0 38 15.0 12.6 125 1 294.1 295.2 285.8 311.2 5.86 3 992 179 20.4 5.4 37 15.0 12.1 75 4 294.2 295.2 285.6 310.7 5.67 4 973 347 24.2 -1.8 18 26.0 11.0 341 12 299.7 300.3 285.4 310.1 3.44 5 941 638 22.6 -4.4 16 27.0 9.5 314 22 300.9 301.5 285.3 309.9 2.93 6 925 787 21.8 -5.2 16 27.0 8.9 300 27 301.6 302.1 285.4 310.2 2.80 7 850 1511 15.6 -1.4 31 17.0 7.0 285 30 302.5 303.2 287.1 314.9 4.06 8 743 2633 6.0 -3.0 52 9.0 1.7 270 36 303.9 304.7 287.6 316.5 4.12 9 708 3027 4.2 -8.8 38 13.0 -1.3 279 33 306.1 306.7 287.1 314.9 2.77 10 700 3119 3.6 -9.4 38 13.0 -1.8 275 38 306.5 307.0 287.1 314.9 2.68 11 642 3814 -2.1 -11.1 50 9.0 -5.6 259 49 307.7 308.2 287.3 315.8 2.55 12 616 4141 -4.3 -15.3 42 11.0 -8.1 260 50 308.8 309.2 287.1 314.9 1.89 13 597 4387 -4.7 -32.7 9 28.0 -10.9 264 49 311.1 311.2 286.2 312.6 0.41 14 554 4972 -7.7 -30.7 14 23.0 -12.9 262 54 314.3 314.4 287.5 316.2 0.53 15 510 5609 -13.3 -24.3 39 11.0 -16.1 273 49 315.0 315.2 288.3 318.6 1.05 16 500 5760 -14.3 -31.3 22 17.0 -17.7 270 51 315.6 315.7 287.9 317.6 0.56 17 498 5790 -14.5 -31.5 22 17.0 -17.9 270 51 315.7 315.8 288.0 317.7 0.55 18 487 5958 -16.1 -25.1 46 9.0 -18.3 271 52 315.8 316.0 288.5 319.3 1.02 19 472 6193 -17.5 -33.5 23 16.0 -20.4 271 53 316.9 317.0 288.3 318.6 0.48 20 459 6401 -18.7 -26.7 49 8.0 -20.5 272 54 317.9 318.1 289.1 321.2 0.94 21 427 6934 -21.9 -44.9 11 23.0 -24.6 274 57 320.5 320.5 289.1 321.1 0.16 22 400 7410 -25.9 -47.9 11 22.0 -28.0 275 59 321.3 321.4 289.3 321.8 0.13 23 333 8711 -35.5 -61.5 5 26.0 -36.7 278 89 325.5 325.5 290.5 325.6 0.03 24 318 9030 -37.7 -53.7 17 16.0 -38.6 279 98 326.7 326.8 290.9 327.1 0.08 25 307 9272 -38.9 -43.6 61 4.7 -39.3 280 105 328.4 328.4 291.5 329.4 0.26 26 303 9362 -38.7 -43.6 60 4.9 -39.1 280 107 329.9 329.9 292.0 330.9 0.27 27 300 9430 -39.3 -43.5 64 4.2 -39.6 280 109 330.0 330.0 292.0 331.0 0.27 28 289 9684 -41.5 -44.1 76 2.6 -41.7 281 110 330.4 330.4 292.1 331.4 0.26 29 285 9779 -42.3 -46.1 66 3.8 -42.6 282 110 330.6 330.6 292.1 331.4 0.21 30 284 9802 -42.3 -51.3 37 9.0 -42.8 282 110 330.9 330.9 292.1 331.4 0.12 31 281 9874 -43.1 -45.9 74 2.8 -43.3 282 110 330.7 330.8 292.2 331.6 0.22 32 276 9995 -44.1 -50.1 51 6.0 -44.4 283 110 331.0 331.0 292.2 331.6 0.14 33 265 10266 -46.1 -50.1 64 4.0 -46.3 284 111 332.0 332.0 292.4 332.5 0.15 34 250 10650 -49.5 -53.6 62 4.1 -49.7 285 109 332.5 332.5 292.5 332.9 0.10 35 246 10756 -50.5 -58.5 38 8.0 -50.7 285 108 332.5 332.5 292.4 332.8 0.06 36 218 11533 -57.1 -62.1 53 5.0 -57.2 270 126 334.0 334.0 292.9 334.2 0.04 37 216 11591 -57.0 -64.5 38 7.4 -57.2 270 126 335.0 335.0 293.1 335.1 0.03 38 206 11892 -56.7 -76.7 6 20.0 -56.9 270 125 340.1 340.1 294.3 340.1 0.01 39 200 12080 -55.3 -77.3 5 22.0 -55.6 270 102 345.2 345.2 295.6 345.2 0.01 40 186 12546 -52.7 -79.7 2 27.0 -53.1 276 93 356.6 356.6 298.0 356.7 0.00 41 150 13920 -57.9 -82.9 3 25.0 -58.2 285 87 370.3 370.3 300.6 370.3 0.00 42 143 14221 -59.7 -83.7 3 24.0 -59.9 282 89 372.3 372.3 300.9 372.3 0.00 43 138 14446 -55.5 -83.5 2 28.0 -55.9 280 83 383.5 383.5 302.8 383.5 0.00 44 100 16460 -64.9 -85.9 4 21.0 -65.1 295 49 402.3 402.3 305.5 402.3 0.00 45 93 16901 -67.5 -86.5 5 19.0 -67.6 295 47 405.6 405.6 305.9 405.7 0.00 46 82 17660 -67.5 -87.5 4 20.0 -67.7 297 34 420.5 420.5 307.8 420.5 0.00 47 70 18620 -64.9 -88.9 2 24.0 -65.1 300 17 445.5 445.5 310.4 445.5 0.00 48 68 18798 -60.3 -88.3 1 28.0 -60.7 309 17 459.2 459.2 311.7 459.2 0.00 49 64 19174 -62.3 -88.3 2 26.0 -62.6 329 16 462.8 462.8 312.0 462.8 0.00 50 61 19472 -58.9 -87.9 1 29.0 -59.5 345 16 476.8 476.8 313.2 476.8 0.00 51 50 20720 -57.9 -86.9 1 29.0 -58.6 50 14 507.0 507.0 315.4 507.1 0.00 52 49 20848 -57.7 -86.7 1 29.0 -58.5 51 14 510.4 510.4 315.7 510.5 0.00 53 30 23950 -57.5 -86.5 1 29.0 -58.7 75 26 587.9 587.9 320.0 587.9 0.01 54 23 25629 -57.1 -87.1 1 30.0 -58.7 88 32 635.5 635.5 322.1 635.5 0.01 55 20 26520 -53.9 -85.9 1 32.0 -56.3 95 35 671.2 671.2 323.4 671.3 0.01 56 19 26850 -53.7 -84.7 1 31.0 -56.3 681.7 681.7 323.9 681.8 0.02 TRP 218 11533 -57.1 -62.1 53 5.0 -57.2 270 126 334.0 334.0 292.9 334.2 0.04 WND 216 11591 -57.0 -64.5 38 7.4 -57.2 270 126 335.0 335.0 293.1 335.1 0.03 Sounding variables and indices 1000-500 mb thick: 5650.00 m Freezing level: 663.37 mb = 3557.64 m = 11671.90 ft Wetbulb zero: 722.87 mb = 2856.87 m = 9372.83 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 31.92 % Est. max temperature: 30.08 C = 86.15 F Sfc-Lift cond lev (LCL): 797.21 mb = 2045.51 m = 6710.92 ft T: 11.02 C 700-500 lapse rate: 6.78 C/km ThetaE index: 4.92 C Layer 1007.0- 925.0 mb Conv cond level (CCL): 552.28 mb = 4996.28 m = 16391.80 ft Mean mixing ratio: 3.82 g/kg Conv temperature: 42.07 C = 107.73 F Cap Strength: 8.39 C Lifted Index: 7.65 C Risk: None Lifted Index @300 mb: 14.00 C Lifted Index @700 mb: 6.70 C Showalter Index: 5.02 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 12.90 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 111.00 Risk: None Energy Index: 0.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.54 J/kg Max Up Vert Vel: 8.43 m/s Conv Inhibition (B-): 44743.19 J/kg Cap Strength: 8.36 C Lift Cond Lev (LCL): 681.34 mb = 3335.93 m = 10944.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 29 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 1010 24 315 1 0.7 -0.7 | 120 28 -24.1 14.1 1 1000 110 125 1 -0.8 0.6 | 121 30 -25.7 15.4 2 978 305 345 10 2.6 -9.7 | 103 23 -22.2 5.2 3 925 787 300 27 23.4 -13.5 | 133 2 -1.5 1.3 4 911 914 295 27 24.5 -11.4 | 174 3 -0.4 3.4 5 850 1511 285 30 29.0 -7.8 | 210 8 4.1 7.1 6 788 2134 270 35 35.0 -0.0 | 214 18 10.2 14.8 7 760 2438 265 37 36.9 3.2 | 214 22 12.0 18.1 8 706 3048 280 33 32.5 -5.7 | 220 12 7.7 9.1 9 700 3119 275 38 37.9 -3.3 | 228 17 13.0 11.5 10 629 3962 255 52 50.2 13.5 | 222 38 25.4 28.3 11 605 4267 265 48 47.8 4.2 | 230 30 23.0 19.0 12 560 4877 260 55 54.2 9.6 | 230 38 29.3 24.4 13 518 5486 275 48 47.8 -4.2 | 245 25 23.0 10.7 14 500 5760 270 51 51.0 -0.0 | 240 30 26.2 14.8 15 400 7410 275 59 58.8 -5.1 | 254 35 33.9 9.7 16 388 7620 275 60 59.8 -5.2 | 255 36 34.9 9.6 17 300 9430 280 109 107.3 -18.9 | 273 83 82.5 -4.1 18 299 9449 280 109 107.3 -18.9 | 273 83 82.5 -4.1 19 261 10363 285 111 107.2 -28.7 | 280 84 82.4 -13.9 20 250 10650 285 109 105.3 -28.2 | 279 82 80.5 -13.4 21 238 10973 285 107 103.4 -27.7 | 279 80 78.5 -12.8 22 218 11533 270 126 126.0 -0.0 | 262 102 101.2 14.8 23 216 11591 270 126 126.0 -0.0 | 262 102 101.2 14.8 24 206 11887 270 126 126.0 -0.0 | 262 102 101.2 14.8 25 200 12080 270 102 102.0 -0.0 | 259 79 77.2 14.8 26 179 12802 280 88 86.7 -15.3 | 270 62 61.8 -0.4 27 162 13411 290 104 97.7 -35.6 | 286 76 72.9 -20.7 28 150 13920 285 87 84.0 -22.5 | 277 60 59.2 -7.7 29 148 14021 285 83 80.2 -21.5 | 277 56 55.3 -6.6 30 141 14326 280 92 90.6 -16.0 | 271 66 65.8 -1.1 31 134 14630 280 68 67.0 -11.8 | 266 42 42.1 3.0 32 116 15545 270 52 52.0 -0.0 | 241 31 27.2 14.8 33 105 16154 300 43 37.2 -21.5 | 298 14 12.4 -6.7 34 100 16460 295 49 44.4 -20.7 | 287 20 19.6 -5.9 35 95 16764 295 49 44.4 -20.7 | 287 20 19.6 -5.9 36 70 18620 300 17 14.7 -8.5 | 122 12 -10.1 6.3 37 50 20720 50 14 -10.7 -9.0 | 99 36 -35.6 5.8 38 30 23950 75 26 -25.1 -6.7 | 99 51 -49.9 8.1 39 20 26520 95 35 -34.9 3.1 | 107 62 -59.7 17.9 Wind Parameters Mean winds (0-6000m): 270.9 at 38.6 knts Storm direction: 300.9 at 28.9 knts Shear (0-3000m) pos: 3.7 neg: 5.3 tot: 9.0 10-3/s Storm rel Dir Shear (0-3000m): 99.5 deg Storm rel helicity (0-3000m) pos: 20.1 neg: -92.5 tot: -72.4 m^2/s^2 ave: -24.1 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 12.1 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 170.25 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 ------------------------------------------------------------------------------- 500 336 8 109 23| 17.2 0.0 17.2| 0.7 -88.4 -87.7 -175.4 -0.48| 27.1-13.1 1000 307 17 113 13| 8.6 8.0 16.6| 5.9 -90.4 -84.5 -84.5 -0.17| 22.2 -3.7 1500 298 21 127 8| 5.7 6.9 12.6| 9.3 -90.4 -81.1 -54.1 -0.10| 16.5 -1.7 2000 291 24 156 7| 4.3 7.0 11.3| 11.4 -90.6 -79.2 -39.6 -0.08| 14.4 -1.1 2500 284 26 183 8| 3.4 6.3 9.8| 13.4 -92.5 -79.1 -31.6 -0.07| 12.9 -0.9 3000 282 28 193 9| 3.7 5.3 9.0| 20.1 -92.5 -72.4 -24.1 -0.04| 12.1 -0.5 4000 275 32 211 14| 2.8 7.0 9.8| 35.9-119.0 -83.1 -20.8 -0.03| 12.5 -0.4 5000 271 36 218 18| 2.9 5.6 8.5| 91.2-120.5 -29.2 -5.8 0.03| 11.8 0.3 6000 271 39 224 20| 3.1 5.1 8.2|145.1-132.7 12.4 2.1 0.06| 11.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251011.23.gif