UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102923.upa.cvt Date: 2300Z 29 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 29 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 1015 18 19.0 14.0 73 5.0 15.8 160 1 290.9 292.7 288.4 319.0 9.94 1 1000 145 16.8 13.0 78 3.8 14.5 110 1 290.0 291.6 287.6 316.6 9.45 2 956 527 13.2 12.2 94 1.0 12.6 150 4 290.1 291.7 287.6 316.5 9.37 3 925 804 11.6 10.5 93 1.1 11.0 180 7 291.2 292.7 287.3 315.7 8.65 4 890 1126 9.4 8.9 97 0.5 9.1 212 8 292.1 293.6 287.1 315.1 8.06 5 880 1220 10.2 7.1 81 3.1 8.5 226 9 293.9 295.2 287.0 314.7 7.20 6 850 1509 9.0 5.6 79 3.4 7.1 270 11 295.6 296.8 287.1 315.1 6.72 7 783 2184 5.2 -2.8 56 8.0 1.5 268 9 298.5 299.2 285.5 310.4 3.97 8 721 2852 0.0 -8.0 55 8.0 -3.2 272 11 299.9 300.5 284.9 308.8 2.90 9 706 3020 -1.3 -8.3 59 7.0 -4.1 279 11 300.3 300.8 285.0 309.2 2.89 10 700 3088 -1.7 -10.7 50 9.0 -5.1 300 10 300.6 301.0 284.6 308.1 2.41 11 640 3797 -3.1 -34.1 7 31.0 -9.8 288 15 306.8 306.9 284.5 308.0 0.33 12 524 5346 -13.3 -41.3 8 28.0 -17.6 280 21 312.6 312.6 286.5 313.3 0.20 13 518 5433 -13.7 -30.7 22 17.0 -17.2 280 22 313.2 313.3 287.1 315.1 0.57 14 500 5700 -16.5 -30.5 29 14.0 -19.3 280 23 312.9 313.0 287.1 315.0 0.60 15 439 6667 -25.1 -34.1 43 9.0 -26.4 275 26 313.9 314.0 287.3 315.6 0.49 16 413 7110 -27.7 -46.7 15 19.0 -29.5 266 31 316.1 316.1 287.6 316.6 0.14 17 400 7340 -29.5 -41.5 30 12.0 -30.7 260 34 316.6 316.7 287.9 317.6 0.25 18 380 7702 -32.9 -40.9 45 8.0 -33.7 257 33 316.8 316.9 288.1 317.9 0.28 19 373 7832 -34.1 -36.3 80 2.2 -34.3 256 33 316.9 317.0 288.3 318.6 0.46 20 365 7983 -35.3 -41.3 54 6.0 -35.8 255 33 317.3 317.4 288.2 318.3 0.28 21 342 8430 -39.3 -46.3 47 7.0 -39.8 259 31 317.8 317.9 288.2 318.5 0.18 22 330 8673 -41.5 -43.4 82 1.9 -41.6 261 32 318.1 318.1 288.4 319.0 0.25 23 314 9007 -44.5 -45.8 87 1.3 -44.6 264 36 318.5 318.5 288.5 319.2 0.20 24 300 9310 -46.1 -54.1 40 8.0 -46.4 260 46 320.4 320.4 288.9 320.7 0.08 25 299 9332 -46.3 -55.3 35 9.0 -46.6 260 46 320.4 320.4 288.9 320.7 0.07 26 297 9377 -46.1 -57.1 28 11.0 -46.4 259 47 321.3 321.3 289.2 321.5 0.06 27 282 9721 -46.3 -61.3 17 15.0 -46.7 255 58 325.8 325.8 290.6 326.0 0.04 28 250 10520 -46.5 -76.5 2 30.0 -47.1 250 55 336.9 336.9 293.6 337.0 0.00 29 224 11249 -45.1 -76.1 2 31.0 -45.9 247 67 349.8 349.8 296.6 349.9 0.01 30 200 12000 -47.9 -78.9 2 31.0 -48.5 250 75 356.9 356.9 298.1 356.9 0.00 31 187 12442 -49.3 -80.0 2 30.7 -49.9 250 82 361.5 361.5 299.0 361.6 0.00 32 161 13416 -52.5 -82.5 1 30.0 -52.9 250 70 372.0 372.0 300.9 372.0 0.00 33 150 13870 -55.5 -83.5 2 28.0 -55.8 250 64 374.5 374.5 301.4 374.5 0.00 34 131 14723 -60.7 -84.7 3 24.0 -60.9 248 61 379.9 379.9 302.2 380.0 0.00 35 100 16400 -61.7 -86.7 2 25.0 -61.9 260 28 408.5 408.5 306.3 408.5 0.00 36 80 17775 -63.7 -88.7 2 25.0 -63.9 249 22 431.3 431.3 309.0 431.3 0.00 37 70 18600 -60.3 -88.3 1 28.0 -60.7 240 18 455.4 455.4 311.4 455.4 0.00 38 69 18690 -60.3 -88.3 1 28.0 -60.7 244 17 457.3 457.3 311.5 457.3 0.00 39 60 19556 -62.7 -89.7 1 27.0 -63.0 288 12 470.5 470.5 312.7 470.6 0.00 40 58 19767 -60.1 -89.1 1 29.0 -60.6 299 11 481.0 481.0 313.5 481.0 0.00 41 50 20690 -61.5 -89.5 1 28.0 -62.0 345 5 498.6 498.6 314.8 498.6 0.00 42 49 20815 -61.5 -89.5 1 28.0 -62.0 350 5 501.4 501.4 315.1 501.5 0.00 43 43 21630 -58.1 -88.1 1 30.0 -58.9 25 8 528.9 528.9 316.9 528.9 0.00 44 35 22920 -59.7 -88.7 1 29.0 -60.5 79 13 556.8 556.8 318.5 556.8 0.00 45 30 23890 -56.3 -88.3 1 32.0 -57.7 120 16 591.2 591.2 320.2 591.2 0.01 46 20 26490 -52.7 -85.7 1 33.0 -55.5 50 17 674.9 674.9 323.6 675.0 0.01 47 18 27170 -52.9 -85.9 1 33.0 -55.8 694.9 694.9 324.3 695.0 0.01 TRP 299 9332 -46.3 -55.3 35 9.0 -46.6 260 46 320.4 320.4 288.9 320.7 0.07 WND 187 12442 -49.3 -80.0 2 30.7 -49.9 250 82 361.5 361.5 299.0 361.6 0.00 Sounding variables and indices 1000-500 mb thick: 5555.00 m Freezing level: 721.00 mb = 2851.86 m = 9356.38 ft Wetbulb zero: 763.49 mb = 2388.55 m = 7836.35 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 45.77 % Est. max temperature: 22.84 C = 73.11 F Sfc-Lift cond lev (LCL): 942.50 mb = 646.44 m = 2120.84 ft T: 12.51 C 700-500 lapse rate: 5.67 C/km ThetaE index: 6.32 C Layer 783.0- 706.0 mb Conv cond level (CCL): 922.40 mb = 827.49 m = 2714.83 ft Mean mixing ratio: 9.23 g/kg Conv temperature: 19.33 C = 66.80 F Cap Strength: 2.69 C Lifted Index: 1.88 C Risk: Showers probable Lifted Index @300 mb: 3.16 C Lifted Index @700 mb: -0.61 C Showalter Index: 2.70 C Risk: Showers probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 22.10 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 112.20 Risk: None Energy Index: -0.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.59 J/kg Max Up Vert Vel: 4.81 m/s Conv Inhibition (B-): 2.82 J/kg Cap Strength: 2.53 C Lift Cond Lev (LCL): 934.11 mb = 721.58 m = 2367.37 ft Lev Free Conv (LFC): 899.11 mb = 1041.09 m = 3415.60 ft Equ Level (EL): 889.11 mb = 1134.48 m = 3721.99 ft B at Equ Level: 4.61 J/kg Max Parcel Lev (MPL): 869.11 mb = 1323.92 m = 4343.52 ft Wind level data Storm motion: 305 at 10 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 1015 18 160 1 -0.3 0.9 | 128 10 -8.3 6.5 1 1000 145 110 1 -0.9 0.3 | 124 11 -8.9 5.9 2 925 804 180 7 0.0 7.0 | 148 15 -7.9 12.5 3 913 914 180 7 0.0 7.0 | 148 15 -7.9 12.5 4 850 1509 270 11 11.0 -0.0 | 209 6 3.1 5.5 5 848 1524 270 10 10.0 -0.0 | 201 6 2.1 5.5 6 787 2134 270 9 9.0 -0.0 | 191 6 1.1 5.5 7 758 2438 255 11 10.6 2.8 | 198 9 2.7 8.4 8 703 3048 280 11 10.8 -1.9 | 219 5 2.9 3.6 9 700 3088 300 10 8.7 -5.0 | 234 1 0.7 0.5 10 677 3353 270 10 10.0 -0.0 | 201 6 2.1 5.5 11 625 3962 295 17 15.4 -7.2 | 282 8 7.5 -1.7 12 601 4267 290 17 16.0 -5.8 | 272 8 8.0 -0.3 13 578 4572 280 17 16.7 -3.0 | 254 9 8.8 2.6 14 500 5700 280 23 22.7 -4.0 | 264 15 14.7 1.5 15 436 6706 275 26 25.9 -2.3 | 260 18 18.0 3.3 16 400 7340 260 34 33.5 5.9 | 246 28 25.6 11.4 17 367 7925 255 33 31.9 8.5 | 240 28 23.9 14.1 18 336 8534 260 31 30.5 5.4 | 244 25 22.6 10.9 19 307 9144 265 38 37.9 3.3 | 254 31 29.9 8.8 20 300 9310 260 46 45.3 8.0 | 250 40 37.4 13.5 21 299 9332 260 46 45.3 8.0 | 250 40 37.4 13.5 22 281 9754 255 59 57.0 15.3 | 247 53 49.1 20.8 23 256 10363 240 54 46.8 27.0 | 230 51 38.8 32.5 24 250 10520 250 55 51.7 18.8 | 241 50 43.8 24.3 25 203 11887 245 78 70.7 33.0 | 238 74 62.8 38.5 26 200 12000 250 75 70.5 25.7 | 244 70 62.6 31.2 27 187 12442 250 82 77.1 28.0 | 244 77 69.1 33.6 28 185 12497 250 82 77.1 28.0 | 244 77 69.1 33.6 29 150 13870 250 64 60.1 21.9 | 242 59 52.2 27.4 30 139 14326 245 55 49.8 23.2 | 236 51 41.9 28.8 31 126 14935 250 64 60.1 21.9 | 242 59 52.2 27.4 32 109 15850 240 43 37.2 21.5 | 227 40 29.3 27.0 33 104 16154 260 28 27.6 4.9 | 242 22 19.6 10.4 34 100 16400 260 28 27.6 4.9 | 242 22 19.6 10.4 35 94 16764 260 28 27.6 4.9 | 242 22 19.6 10.4 36 70 18600 240 18 15.6 9.0 | 208 16 7.7 14.5 37 50 20690 345 5 1.3 -4.8 | 96 7 -6.6 0.7 38 30 23890 120 16 -13.9 8.0 | 122 26 -21.8 13.5 39 20 26490 50 17 -13.0 -10.9 | 76 22 -20.9 -5.4 Wind Parameters Mean winds (0-6000m): 274.9 at 12.9 knts Storm direction: 304.9 at 9.7 knts Shear (0-3000m) pos: 2.6 neg: 0.9 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 89.4 deg Storm rel helicity (0-3000m) pos: 60.6 neg: -4.2 tot: 56.4 m^2/s^2 ave: 18.8 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 27.92 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 ------------------------------------------------------------------------------- 500 142 2 128 12| 0.0 3.5 3.5| 6.6 -2.2 4.4 8.9 0.26| 4.7 1.2 1000 176 4 140 13| 2.9 1.8 4.7| 28.9 -2.2 26.8 26.8 0.66| 5.5 3.6 1500 209 6 155 12| 4.5 1.2 5.7| 55.1 -2.2 52.9 35.3 0.69| 7.9 5.5 2000 236 7 167 10| 3.4 1.1 4.5| 55.1 -4.0 51.1 25.6 0.61| 6.2 3.8 2500 245 8 173 9| 2.7 1.1 3.8| 57.2 -4.2 53.0 21.2 0.57| 5.8 3.3 3000 252 8 179 8| 2.6 0.9 3.5| 60.6 -4.2 56.4 18.8 0.56| 5.5 3.0 4000 266 9 192 6| 2.7 0.7 3.4| 74.1 -5.1 69.0 17.2 0.52| 6.2 3.2 5000 273 11 211 6| 2.2 1.0 3.1| 76.4 -13.5 62.9 12.6 0.41| 5.6 2.3 6000 275 13 228 7| 1.8 1.0 2.8| 80.2 -14.9 65.3 10.9 0.39| 5.1 2.0 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251029.23.gif