UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103123.upa.cvt Date: 2300Z 31 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 31 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 1014 22 21.6 17.5 78 4.1 18.9 285 1 293.6 295.8 291.5 329.2 12.50 1 1000 142 20.0 15.7 76 4.3 17.2 60 3 293.1 295.2 290.3 325.3 11.28 2 981 307 18.2 14.7 80 3.5 16.0 94 5 293.0 294.9 289.9 323.6 10.78 3 953 556 17.6 13.1 75 4.5 14.8 144 9 294.8 296.6 289.8 323.5 9.98 4 942 656 20.0 8.0 46 12.0 12.9 155 10 298.2 299.5 288.5 319.2 7.16 5 925 813 18.8 6.8 46 12.0 11.9 155 10 298.5 299.8 288.2 318.3 6.71 6 855 1481 12.8 4.8 58 8.0 8.3 156 11 299.1 300.2 288.0 317.7 6.31 7 850 1530 12.4 4.4 58 8.0 8.0 170 8 299.1 300.3 287.9 317.4 6.17 8 700 3129 1.2 -1.2 84 2.4 0.0 300 28 303.8 304.7 288.4 319.0 5.01 9 662 3576 -0.7 -2.1 90 1.4 -1.4 287 34 306.6 307.5 289.3 321.8 4.96 10 660 3600 -0.5 -3.1 83 2.6 -1.7 286 35 307.1 307.9 289.2 321.3 4.61 11 612 4198 -5.1 -5.1 100 0.0 -5.1 277 40 308.5 309.3 289.3 321.8 4.28 12 604 4301 -6.5 -11.2 69 4.7 -8.3 275 39 308.0 308.5 287.6 316.5 2.69 13 598 4379 -6.1 -13.1 58 7.0 -8.7 275 39 309.4 309.8 287.7 316.8 2.33 14 563 4847 -9.9 -21.9 37 12.0 -13.2 272 38 310.3 310.5 286.8 314.2 1.18 15 550 5027 -11.7 -17.7 61 6.0 -13.5 271 38 310.2 310.5 287.3 315.8 1.73 16 517 5498 -14.7 -26.7 35 12.0 -17.4 267 37 312.1 312.3 287.1 315.0 0.83 17 509 5616 -15.3 -40.3 10 25.0 -19.1 266 36 312.8 312.8 286.6 313.6 0.22 18 500 5750 -16.5 -41.5 10 25.0 -20.1 265 36 312.9 313.0 286.6 313.7 0.20 19 486 5962 -18.1 -44.1 8 26.0 -21.4 265 32 313.5 313.5 286.8 314.1 0.16 20 482 6024 -18.5 -42.5 10 24.0 -21.7 265 31 313.8 313.8 286.9 314.4 0.19 21 447 6583 -20.9 -27.9 53 7.0 -22.3 301 24 317.6 317.7 288.9 320.6 0.86 22 437 6749 -22.7 -26.1 74 3.4 -23.4 311 26 317.4 317.6 289.0 320.9 1.04 23 413 7160 -26.1 -28.0 84 1.9 -26.5 305 27 318.1 318.3 289.2 321.3 0.92 24 404 7318 -26.9 -35.9 42 9.0 -28.2 295 28 319.1 319.2 288.9 320.7 0.44 25 400 7390 -27.7 -35.7 46 8.0 -28.8 290 29 319.0 319.1 288.9 320.6 0.46 26 369 7964 -32.7 -44.7 29 12.0 -33.7 277 27 319.8 319.8 288.9 320.5 0.19 27 312 9132 -38.5 -67.5 3 29.0 -39.5 243 48 327.4 327.4 291.0 327.5 0.01 28 300 9400 -40.7 -68.7 3 28.0 -41.6 250 51 328.0 328.0 291.2 328.0 0.01 29 274 10012 -44.9 -64.9 9 20.0 -45.4 247 54 330.5 330.5 291.9 330.6 0.02 30 250 10620 -48.1 -65.1 12 17.0 -48.6 240 59 334.6 334.6 293.0 334.7 0.02 31 206 11871 -55.5 -70.5 14 15.0 -55.7 235 50 342.0 342.0 294.8 342.0 0.01 32 200 12060 -53.7 -74.7 6 21.0 -54.0 235 58 347.7 347.7 296.1 347.8 0.01 33 196 12190 -53.5 -76.5 4 23.0 -53.8 240 50 350.1 350.1 296.7 350.1 0.01 34 192 12323 -53.8 -77.0 4 23.2 -54.1 230 65 351.6 351.6 297.0 351.7 0.01 35 150 13900 -57.5 -82.5 3 25.0 -57.8 235 45 371.0 371.0 300.8 371.0 0.00 36 128 14891 -60.7 -85.7 2 25.0 -60.9 245 45 382.5 382.5 302.6 382.5 0.00 37 123 15140 -57.7 -85.7 2 28.0 -58.0 245 45 392.3 392.3 304.1 392.3 0.00 38 100 16430 -61.9 -85.9 3 24.0 -62.1 245 29 408.1 408.1 306.3 408.1 0.00 39 74 18288 -64.7 -88.7 2 24.0 -64.9 216 11 438.9 438.9 309.8 438.9 0.00 40 70 18630 -62.9 -87.9 2 25.0 -63.2 210 7 449.8 449.8 310.8 449.8 0.00 41 63 19284 -59.5 -87.5 1 28.0 -60.0 177 8 471.1 471.1 312.7 471.1 0.00 42 54 20242 -62.7 -88.7 2 26.0 -63.1 129 9 484.9 484.9 313.8 484.9 0.00 43 51 20597 -60.1 -88.1 1 28.0 -60.7 111 9 499.0 499.0 314.9 499.0 0.00 44 50 20720 -61.1 -88.1 2 27.0 -61.6 105 9 499.5 499.5 314.9 499.5 0.00 45 48 20973 -62.1 -89.1 2 27.0 -62.6 105 10 503.0 503.0 315.2 503.0 0.00 46 39 22274 -57.1 -87.1 1 30.0 -58.1 105 15 546.4 546.4 317.9 546.4 0.01 47 33 23327 -58.9 -87.9 1 29.0 -59.9 105 19 568.4 568.4 319.1 568.4 0.01 48 30 23930 -56.1 -87.1 1 31.0 -57.5 105 21 591.7 591.7 320.2 591.7 0.01 49 29 24145 -54.5 -86.5 1 32.0 -56.2 103 21 601.9 601.9 320.7 601.9 0.01 50 20 26530 -51.9 -84.9 1 33.0 -54.8 85 24 677.3 677.3 323.7 677.4 0.01 51 19 26862 -52.3 -85.3 1 33.0 -55.2 686.1 686.1 324.0 686.2 0.01 TRP 206 11871 -55.5 -70.5 14 15.0 -55.7 235 50 342.0 342.0 294.8 342.0 0.01 WND 192 12323 -53.8 -77.0 4 23.2 -54.1 230 65 351.6 351.6 297.0 351.7 0.01 Sounding variables and indices 1000-500 mb thick: 5608.00 m Freezing level: 676.00 mb = 3411.23 m = 11191.58 ft Wetbulb zero: 699.47 mb = 3135.11 m = 10285.68 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 64.80 % Est. max temperature: 27.03 C = 80.66 F Sfc-Lift cond lev (LCL): 954.74 mb = 540.33 m = 1772.72 ft T: 17.64 C 700-500 lapse rate: 6.75 C/km ThetaE index: 11.78 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 814.55 mb = 1880.84 m = 6170.65 ft Mean mixing ratio: 9.47 g/kg Conv temperature: 28.24 C = 82.83 F Cap Strength: 3.50 C Lifted Index: -1.52 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.46 C Lifted Index @700 mb: -0.28 C Showalter Index: 1.35 C Risk: Showers probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 20.90 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 120.80 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 143.49 J/kg Max Up Vert Vel: 16.94 m/s Conv Inhibition (B-): 159.21 J/kg Cap Strength: 3.50 C Lift Cond Lev (LCL): 874.56 mb = 1288.82 m = 4228.38 ft Lev Free Conv (LFC): 709.56 mb = 3017.27 m = 9899.06 ft Equ Level (EL): 679.56 mb = 3366.25 m = 11044.00 ft B at Equ Level: 33.30 J/kg Max Parcel Lev (MPL): 299.56 mb = 9409.88 m = 30871.93 ft Wind level data Storm motion: 304 at 18 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 1014 22 285 1 1.0 -0.3 | 125 17 -13.6 9.6 1 1000 142 60 3 -2.6 -1.5 | 116 19 -17.1 8.4 2 947 610 155 10 -4.2 9.1 | 135 27 -18.8 18.9 3 925 813 155 10 -4.2 9.1 | 135 27 -18.8 18.9 4 914 914 165 9 -2.3 8.7 | 138 25 -16.9 18.6 5 851 1524 155 11 -4.6 10.0 | 136 28 -19.2 19.8 6 850 1530 170 8 -1.4 7.9 | 138 24 -15.9 17.7 7 790 2134 305 3 2.5 -1.7 | 124 15 -12.1 8.2 8 761 2438 320 10 6.4 -7.7 | 105 8 -8.1 2.2 9 707 3048 310 26 19.9 -16.7 | 322 9 5.4 -6.8 10 700 3129 300 28 24.2 -14.0 | 293 11 9.7 -4.1 11 680 3353 290 30 28.2 -10.3 | 272 14 13.6 -0.4 12 629 3962 280 43 42.3 -7.5 | 265 28 27.8 2.4 13 605 4267 275 39 38.9 -3.4 | 255 25 24.3 6.5 14 538 5182 270 38 38.0 -0.0 | 247 25 23.5 9.9 15 500 5750 265 36 35.9 3.1 | 239 25 21.3 13.0 16 477 6096 265 29 28.9 2.5 | 229 19 14.3 12.4 17 458 6401 290 22 20.7 -7.5 | 249 7 6.1 2.3 18 439 6706 310 26 19.9 -16.7 | 322 9 5.4 -6.8 19 421 7010 315 26 18.4 -18.4 | 336 9 3.8 -8.5 20 400 7390 290 29 27.3 -9.9 | 270 13 12.7 -0.0 21 371 7925 280 27 26.6 -4.7 | 247 13 12.0 5.2 22 355 8230 250 24 22.6 8.2 | 204 20 8.0 18.1 23 325 8839 235 45 36.9 25.8 | 212 42 22.3 35.7 24 300 9400 250 51 47.9 17.4 | 231 43 33.4 27.3 25 285 9754 250 52 48.9 17.8 | 231 44 34.3 27.7 26 250 10620 240 59 51.1 29.5 | 223 54 36.5 39.4 27 248 10668 240 61 52.8 30.5 | 223 56 38.3 40.4 28 206 11871 235 50 41.0 28.7 | 214 47 26.4 38.6 29 205 11887 235 62 50.8 35.6 | 219 58 36.2 45.4 30 200 12060 235 58 47.5 33.3 | 217 54 33.0 43.1 31 196 12192 240 50 43.3 25.0 | 220 45 28.8 34.9 32 192 12323 230 65 49.8 41.8 | 214 63 35.2 51.7 33 187 12497 230 65 49.8 41.8 | 214 63 35.2 51.7 34 178 12802 225 55 38.9 38.9 | 207 55 24.3 48.8 35 170 13106 240 51 44.2 25.5 | 220 46 29.6 35.4 36 154 13716 240 63 54.6 31.5 | 224 58 40.0 41.4 37 150 13900 235 45 36.9 25.8 | 212 42 22.3 35.7 38 147 14021 230 52 39.8 33.4 | 210 50 25.3 43.3 39 140 14326 240 43 37.2 21.5 | 216 39 22.7 31.4 40 127 14935 245 45 40.8 19.0 | 222 39 26.2 28.9 41 105 16154 245 48 43.5 20.3 | 224 42 29.0 30.2 42 100 16430 245 29 26.3 12.3 | 208 25 11.7 22.1 43 100 16459 245 27 24.5 11.4 | 205 23 9.9 21.3 44 95 16764 245 29 26.3 12.3 | 208 25 11.7 22.1 45 70 18630 210 7 3.5 6.1 | 145 19 -11.0 15.9 46 50 20720 105 9 -8.7 2.3 | 118 26 -23.2 12.2 47 30 23930 105 21 -20.3 5.4 | 114 38 -34.8 15.3 48 20 26530 85 24 -23.9 -2.1 | 101 39 -38.5 7.8 Wind Parameters Mean winds (0-6000m): 274.2 at 23.4 knts Storm direction: 304.2 at 17.6 knts Shear (0-3000m) pos: 3.9 neg: 0.4 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): -161.2 deg Storm rel helicity (0-3000m) pos: 85.2 neg: -63.7 tot: 21.5 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 10.7 stream: -1.9 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 1.38 Bulk Shear: 104.30 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 ------------------------------------------------------------------------------- 500 116 5 122 22| 0.0 9.8 9.8| 35.4 -13.5 21.9 43.7 0.18| 14.5 2.6 1000 149 7 131 24| 2.1 4.9 7.0| 64.7 -14.1 50.6 50.6 0.34| 10.1 3.4 1500 154 8 133 25| 1.4 4.0 5.4| 64.7 -19.2 45.5 30.3 0.27| 7.5 2.0 2000 160 8 135 24| 3.7 3.0 6.7| 85.2 -33.4 51.7 25.9 0.15| 9.7 1.5 2500 165 7 136 24| 4.7 2.4 7.1| 85.2 -51.2 34.0 13.6 -0.01| 10.0 -0.1 3000 233 9 156 17| 3.9 0.4 4.4| 85.2 -63.7 21.5 7.2 -0.18| 10.7 -1.9 4000 281 16 189 7| 3.0 3.5 6.4| 85.2-110.6 -25.4 -6.3 -0.27| 11.3 -3.1 5000 277 21 220 9| 2.4 2.8 5.1| 85.2-155.6 -70.4 -14.1 -0.32| 9.8 -3.1 6000 274 23 227 12| 2.0 2.0 4.0| 85.2-200.8-115.7 -19.3 -0.36| 9.0 -3.2 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251130.23.gif