UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112923.upa.cvt Date: 2300Z 29 NOV 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 29 NOV 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 1003 25 25.2 13.2 47 12.0 17.5 360 3 298.1 299.8 290.5 325.9 9.54 1 1000 51 24.4 12.4 47 12.0 16.8 5 3 297.5 299.2 290.0 324.0 9.08 2 989 147 22.0 12.0 53 10.0 15.8 354 4 296.1 297.7 289.3 322.0 8.94 3 925 723 16.2 11.2 72 5.0 13.1 290 5 295.9 297.5 289.4 322.1 9.06 4 867 1270 11.2 8.7 85 2.5 9.7 289 11 296.2 297.7 288.7 319.9 8.17 5 850 1435 9.8 6.9 82 2.9 8.2 285 20 296.4 297.7 288.1 317.8 7.36 6 833 1603 9.2 1.2 57 8.0 5.1 279 20 297.5 298.4 286.2 312.3 5.01 7 811 1823 6.4 4.9 90 1.5 5.6 270 20 296.8 298.0 287.6 316.4 6.71 8 803 1905 6.4 1.4 70 5.0 3.9 272 23 297.7 298.6 286.5 313.3 5.28 9 783 2111 4.4 0.6 76 3.8 2.5 279 31 297.7 298.6 286.3 312.8 5.11 10 777 2173 4.8 -2.2 60 7.0 1.5 281 32 298.7 299.5 285.8 311.3 4.19 11 775 2194 6.4 -11.6 26 18.0 -0.6 281 33 300.7 301.1 284.2 307.0 2.03 12 761 2344 5.6 -13.4 24 19.0 -1.4 283 34 301.4 301.7 284.2 307.0 1.79 13 756 2398 7.8 -29.2 5 37.0 -2.3 284 35 304.3 304.4 283.7 305.9 0.45 14 700 3028 4.0 -31.0 6 35.0 -5.0 285 37 306.9 307.0 284.7 308.3 0.41 15 625 3940 -0.7 -44.7 2 44.0 -8.8 289 43 311.6 311.7 286.1 312.1 0.11 16 568 4696 -5.7 -38.7 5 33.0 -12.1 290 49 314.4 314.5 287.2 315.3 0.24 17 500 5680 -13.7 -34.7 15 21.0 -17.6 290 56 316.3 316.4 288.0 317.8 0.40 18 448 6501 -20.7 -41.7 13 21.0 -23.5 295 62 317.6 317.7 288.2 318.4 0.22 19 412 7115 -23.5 -51.5 6 28.0 -26.2 291 66 321.7 321.7 289.3 322.0 0.08 20 400 7330 -25.3 -51.3 7 26.0 -27.7 290 68 322.1 322.1 289.5 322.4 0.08 21 307 9202 -39.3 -58.3 12 19.0 -40.2 285 82 327.8 327.8 291.2 328.0 0.05 22 300 9360 -39.5 -62.5 7 23.0 -40.4 285 85 329.7 329.7 291.6 329.8 0.03 23 250 10590 -45.7 -69.7 5 24.0 -46.3 275 103 338.1 338.1 293.9 338.2 0.01 24 247 10670 -46.1 -70.1 5 24.0 -46.7 275 103 338.7 338.7 294.0 338.7 0.01 25 200 12060 -49.9 -77.9 2 28.0 -50.4 280 122 353.8 353.8 297.4 353.8 0.00 26 190 12394 -50.9 -78.9 2 28.0 -51.4 280 129 357.4 357.4 298.2 357.4 0.00 27 178 12816 -53.4 -80.3 2 26.9 -53.8 280 138 360.0 360.0 298.7 360.0 0.00 28 150 13900 -59.9 -83.9 3 24.0 -60.1 280 122 366.9 366.9 300.0 366.9 0.00 29 146 14068 -60.7 -83.7 3 23.0 -60.9 280 121 368.3 368.3 300.2 368.4 0.00 30 100 16390 -66.5 -86.5 4 20.0 -66.6 280 64 399.2 399.2 305.1 399.3 0.00 31 88 17161 -68.9 -87.9 5 19.0 -69.0 310 49 409.3 409.3 306.4 409.3 0.00 32 74 18211 -64.1 -88.1 2 24.0 -64.3 321 19 440.2 440.2 309.9 440.2 0.00 33 70 18550 -65.9 -87.9 3 22.0 -66.1 325 10 443.4 443.4 310.2 443.4 0.00 34 66 18908 -67.3 -89.3 3 22.0 -67.5 331 11 447.9 447.9 310.7 447.9 0.00 35 63 19189 -67.1 -90.1 2 23.0 -67.3 336 12 454.3 454.3 311.3 454.3 0.00 36 61 19387 -62.9 -88.9 2 26.0 -63.2 339 12 467.9 467.9 312.4 467.9 0.00 37 56 19914 -63.7 -88.7 2 25.0 -64.0 348 13 477.6 477.6 313.2 477.7 0.00 38 52 20375 -59.9 -87.9 1 28.0 -60.4 356 14 496.7 496.7 314.7 496.7 0.00 39 50 20620 -60.9 -87.9 2 27.0 -61.4 360 15 500.0 500.0 314.9 500.0 0.00 40 49 20746 -60.9 -87.9 2 27.0 -61.4 4 15 502.9 502.9 315.1 502.9 0.00 41 30 23810 -59.1 -87.1 1 28.0 -60.1 95 20 583.5 583.5 319.8 583.6 0.01 42 28 24243 -59.9 -87.9 1 28.0 -60.9 92 21 592.9 592.9 320.3 593.0 0.01 43 20 26380 -53.3 -85.3 1 32.0 -55.9 75 26 673.0 673.0 323.5 673.1 0.01 44 19 26711 -52.7 -84.7 1 32.0 -55.5 684.8 684.8 323.9 685.0 0.02 TRP 88 17161 -68.9 -87.9 5 19.0 -69.0 310 49 409.3 409.3 306.4 409.3 0.00 WND 178 12816 -53.4 -80.3 2 26.9 -53.8 280 138 360.0 360.0 298.7 360.0 0.00 Sounding variables and indices 1000-500 mb thick: 5629.00 m Freezing level: 636.17 mb = 3804.23 m = 12480.92 ft Wetbulb zero: 775.55 mb = 2188.66 m = 7180.54 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 30.67 % Est. max temperature: 23.48 C = 74.26 F Sfc-Lift cond lev (LCL): 840.97 mb = 1523.57 m = 4998.52 ft T: 9.48 C 700-500 lapse rate: 6.67 C/km ThetaE index: 10.55 C Layer 803.0- 700.0 mb Conv cond level (CCL): 850.13 mb = 1433.69 m = 4703.66 ft Mean mixing ratio: 8.98 g/kg Conv temperature: 23.51 C = 74.32 F Cap Strength: 3.24 C Lifted Index: 1.51 C Risk: Showers probable Lifted Index @300 mb: 5.95 C Lifted Index @700 mb: 2.69 C Showalter Index: 3.92 C Risk: None Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 20.60 C K Index: -4.60 Risk: None Sweat Index: 178.80 Risk: None Energy Index: 0.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.03 J/kg Max Up Vert Vel: 6.64 m/s Conv Inhibition (B-): 6.07 J/kg Cap Strength: 3.23 C Lift Cond Lev (LCL): 853.91 mb = 1396.66 m = 4582.17 ft Lev Free Conv (LFC): 828.91 mb = 1643.12 m = 5390.75 ft Equ Level (EL): 768.91 mb = 2259.07 m = 7411.55 ft B at Equ Level: 19.79 J/kg Max Parcel Lev (MPL): 738.91 mb = 2585.08 m = 8481.14 ft Wind level data Storm motion: 318 at 26 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 1003 25 360 3 -0.0 -3.0 | 133 24 -17.1 16.2 1 1000 51 5 3 -0.3 -3.0 | 133 24 -17.4 16.2 2 937 610 300 10 8.7 -5.0 | 149 17 -8.5 14.2 3 925 723 290 5 4.7 -1.7 | 145 21 -12.4 17.5 4 904 914 285 7 6.8 -1.8 | 149 20 -10.4 17.4 5 872 1219 290 8 7.5 -2.7 | 150 19 -9.6 16.5 6 850 1435 285 20 19.3 -5.2 | 189 14 2.2 14.0 7 810 1829 270 20 20.0 -0.0 | 188 19 2.9 19.2 8 781 2134 280 32 31.5 -5.6 | 227 20 14.4 13.6 9 725 2743 290 39 36.6 -13.3 | 253 20 19.5 5.9 10 700 3028 285 37 35.7 -9.6 | 243 21 18.6 9.6 11 598 4267 290 46 43.2 -15.7 | 262 26 26.1 3.5 12 500 5680 290 56 52.6 -19.2 | 270 35 35.5 0.0 13 454 6401 295 61 55.3 -25.8 | 280 39 38.2 -6.6 14 400 7330 290 68 63.9 -23.3 | 275 47 46.8 -4.1 15 323 8839 285 76 73.4 -19.7 | 270 56 56.3 -0.5 16 300 9360 285 85 82.1 -22.0 | 272 65 65.0 -2.8 17 250 10590 275 103 102.6 -9.0 | 263 86 85.5 10.2 18 247 10668 275 103 102.6 -9.0 | 263 86 85.5 10.2 19 200 12060 280 122 120.1 -21.2 | 271 103 103.0 -2.0 20 178 12816 280 138 135.9 -24.0 | 272 119 118.8 -4.8 21 170 13106 280 138 135.9 -24.0 | 272 119 118.8 -4.8 22 150 13900 280 122 120.1 -21.2 | 271 103 103.0 -2.0 23 147 14021 280 123 121.1 -21.4 | 271 104 104.0 -2.2 24 115 15545 275 71 70.7 -6.2 | 256 55 53.6 13.0 25 109 15850 280 64 63.0 -11.1 | 260 47 45.9 8.1 26 104 16154 290 67 63.0 -22.9 | 275 46 45.8 -3.7 27 100 16390 280 64 63.0 -11.1 | 260 47 45.9 8.1 28 94 16764 280 64 63.0 -11.1 | 260 47 45.9 8.1 29 88 17161 310 49 37.5 -31.5 | 301 24 20.4 -12.3 30 70 18550 325 10 5.7 -8.2 | 134 16 -11.4 11.0 31 50 20620 360 15 -0.0 -15.0 | 104 18 -17.1 4.2 32 30 23810 95 20 -19.9 1.7 | 119 43 -37.1 20.9 33 20 26380 75 26 -25.1 -6.7 | 106 44 -42.2 12.5 Wind Parameters Mean winds (0-6000m): 288.3 at 34.3 knts Storm direction: 318.3 at 25.7 knts Shear (0-3000m) pos: 1.8 neg: 4.9 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 109.4 deg Storm rel helicity (0-3000m) pos: 192.0 neg: -30.6 tot: 161.4 m^2/s^2 ave: 53.8 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 5.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.19 Bulk Shear: 117.34 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 ------------------------------------------------------------------------------- 500 324 6 137 20| 0.0 7.6 7.6| 16.5 -3.4 13.1 26.3 0.35| 8.4 2.9 1000 303 7 143 20| 0.0 3.7 3.7| 34.2 -10.4 23.8 23.8 0.30| 8.7 2.6 1500 294 9 149 18| 0.0 6.7 6.7| 79.6 -10.4 69.2 46.1 0.52| 10.5 5.5 2000 285 12 161 17| 0.0 7.1 7.1|120.7 -11.5 109.2 54.6 0.56| 11.0 6.2 2500 284 16 175 15| 2.1 5.7 7.8|175.3 -11.5 163.8 65.5 0.65| 11.0 7.1 3000 285 20 189 14| 1.8 4.9 6.6|192.0 -30.6 161.4 53.8 0.57| 10.3 5.8 4000 286 25 210 14| 2.3 3.6 6.0|231.4 -30.6 200.8 50.2 0.60| 8.7 5.2 5000 287 30 228 15| 2.2 3.3 5.5|259.1 -30.6 228.5 45.7 0.59| 7.7 4.6 6000 288 34 241 18| 2.2 3.0 5.2|303.1 -30.6 272.5 45.4 0.59| 7.1 4.2 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251129.23.gif