UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120323.upa.cvt Date: 2300Z 3 DEC 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 3 DEC 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 1016 25 26.8 10.8 37 16.0 16.9 35 3 298.6 300.1 289.4 322.1 8.02 1 1004 129 24.2 9.2 39 15.0 15.2 69 2 297.0 298.3 288.2 318.3 7.28 2 1000 164 24.0 10.0 41 14.0 15.5 80 2 297.1 298.5 288.6 319.7 7.72 3 943 673 20.6 4.6 35 16.0 11.7 297 11 298.7 299.7 287.2 315.4 5.64 4 925 839 19.6 3.6 35 16.0 10.8 290 15 299.4 300.3 287.2 315.3 5.36 5 896 1113 18.8 -2.2 24 21.0 8.3 287 13 301.3 301.9 286.1 312.3 3.63 6 850 1562 14.8 -2.2 31 17.0 6.4 290 7 301.6 302.4 286.5 313.3 3.82 7 753 2569 5.4 -5.6 45 11.0 0.5 326 9 302.1 302.7 286.2 312.3 3.34 8 740 2711 5.8 -16.2 19 22.0 -2.0 325 10 304.0 304.3 284.8 308.7 1.46 9 722 2912 4.4 -15.6 22 20.0 -2.7 299 8 304.6 304.9 285.2 309.7 1.57 10 711 3037 4.8 -23.2 11 28.0 -3.7 280 7 306.4 306.6 285.0 309.2 0.83 11 710 3048 5.0 -23.0 11 28.0 -3.6 278 7 306.8 306.9 285.2 309.6 0.85 12 700 3164 4.2 -22.8 12 27.0 -4.1 260 6 307.1 307.3 285.3 310.0 0.87 13 663 3604 1.6 -29.4 8 31.0 -6.5 303 3 309.0 309.1 285.6 310.8 0.50 14 548 5113 -7.5 -30.5 14 23.0 -12.9 234 14 315.5 315.6 287.9 317.5 0.55 15 532 5343 -9.5 -22.5 34 13.0 -13.2 233 15 315.8 316.0 288.7 319.8 1.18 16 500 5820 -12.9 -37.9 10 25.0 -17.3 230 17 317.3 317.4 288.2 318.4 0.29 17 457 6495 -18.5 -29.5 37 11.0 -20.7 222 23 318.6 318.7 289.1 321.1 0.73 18 456 6511 -18.7 -29.7 37 11.0 -20.9 222 23 318.5 318.7 289.0 321.0 0.71 19 400 7470 -25.3 -44.3 15 19.0 -27.5 235 23 322.1 322.1 289.6 322.8 0.19 20 397 7525 -25.5 -50.5 8 25.0 -27.8 235 23 322.5 322.6 289.6 322.9 0.09 21 392 7616 -26.1 -46.1 13 20.0 -28.2 234 24 322.9 323.0 289.8 323.5 0.16 22 353 8364 -32.9 -40.9 45 8.0 -33.7 231 29 323.6 323.7 290.2 324.7 0.30 23 337 8689 -34.5 -51.5 16 17.0 -35.7 239 30 325.7 325.8 290.6 326.1 0.10 24 300 9490 -41.1 -49.1 42 8.0 -41.6 260 37 327.4 327.5 291.2 328.0 0.15 25 286 9815 -44.1 -47.7 67 3.6 -44.3 263 38 327.6 327.7 291.2 328.3 0.18 26 282 9910 -44.3 -53.3 36 9.0 -44.7 263 39 328.7 328.7 291.5 329.1 0.10 27 270 10202 -46.9 -51.9 57 5.0 -47.1 266 40 329.0 329.0 291.6 329.5 0.12 28 265 10326 -48.1 -56.1 39 8.0 -48.4 267 40 329.0 329.0 291.5 329.3 0.07 29 256 10554 -49.7 -61.7 23 12.0 -50.0 269 41 329.9 329.9 291.7 330.1 0.04 30 252 10658 -50.7 -59.7 34 9.0 -51.0 270 42 329.9 329.9 291.7 330.1 0.05 31 250 10710 -50.3 -66.3 13 16.0 -50.6 270 42 331.3 331.3 292.1 331.4 0.02 32 235 11110 -53.1 -67.1 17 14.0 -53.4 273 45 333.0 333.0 292.5 333.0 0.02 33 202 12086 -51.1 -76.1 4 25.0 -51.5 272 54 350.8 350.9 296.8 350.9 0.01 34 200 12150 -51.5 -75.5 4 24.0 -51.9 270 54 351.2 351.2 296.9 351.2 0.01 35 150 13990 -57.3 -85.3 2 28.0 -57.6 270 63 371.4 371.4 300.8 371.4 0.00 36 142 14335 -58.4 -87.0 1 28.7 -58.6 270 67 375.4 375.4 301.5 375.4 0.00 37 138 14514 -58.9 -87.9 1 29.0 -59.2 270 67 377.5 377.5 301.8 377.5 0.00 38 104 16245 -68.3 -88.3 4 20.0 -68.4 276 52 391.3 391.3 304.0 391.4 0.00 39 100 16480 -67.7 -87.7 4 20.0 -67.8 275 38 396.9 396.9 304.8 396.9 0.00 40 86 17386 -70.5 -87.5 6 17.0 -70.6 255 29 408.8 408.8 306.3 408.8 0.00 41 70 18610 -71.5 -89.5 5 18.0 -71.6 295 21 431.4 431.4 309.0 431.4 0.00 42 69 18695 -71.7 -89.7 5 18.0 -71.8 300 20 432.8 432.8 309.1 432.8 0.00 43 60 19525 -69.1 -90.1 3 21.0 -69.2 350 14 456.2 456.2 311.4 456.2 0.00 44 57 19835 -64.1 -89.1 2 25.0 -64.4 8 11 474.3 474.3 313.0 474.3 0.00 45 51 20518 -62.7 -89.7 1 27.0 -63.1 48 6 492.9 492.9 314.4 492.9 0.00 46 50 20640 -63.5 -89.5 2 26.0 -63.8 55 5 493.8 493.8 314.5 493.9 0.00 47 48 20890 -64.7 -89.7 2 25.0 -65.0 496.8 496.8 314.7 496.8 0.00 48 44 21426 -60.9 -88.9 1 28.0 -61.5 518.6 518.6 316.2 518.6 0.00 TRP 86 17386 -70.5 -87.5 6 17.0 -70.6 255 29 408.8 408.8 306.3 408.8 0.00 WND 142 14335 -58.4 -87.0 1 28.7 -58.6 270 67 375.4 375.4 301.5 375.4 0.00 Sounding variables and indices 1000-500 mb thick: 5656.00 m Freezing level: 642.78 mb = 3869.20 m = 12694.06 ft Wetbulb zero: 750.45 mb = 2596.36 m = 8518.15 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 23.49 % Est. max temperature: 29.74 C = 85.54 F Sfc-Lift cond lev (LCL): 803.46 mb = 2029.75 m = 6659.20 ft T: 10.43 C 700-500 lapse rate: 6.44 C/km ThetaE index: 7.38 C Layer 943.0- 850.0 mb Conv cond level (CCL): 660.98 mb = 3627.95 m = 11902.59 ft Mean mixing ratio: 6.45 g/kg Conv temperature: 37.38 C = 99.29 F Cap Strength: 5.43 C Lifted Index: 5.04 C Risk: None Lifted Index @300 mb: 7.63 C Lifted Index @700 mb: 4.94 C Showalter Index: 7.35 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 27.70 C Cross Totals Index: 10.70 C K Index: -1.50 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 1.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.32 J/kg Max Up Vert Vel: 4.08 m/s Conv Inhibition (B-): 20484.99 J/kg Cap Strength: 5.43 C Lift Cond Lev (LCL): 769.74 mb = 2385.92 m = 7827.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 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 1016 25 35 3 -1.7 -2.5 | 92 8 -7.7 0.3 1 1000 164 80 2 -2.0 -0.3 | 107 8 -8.0 2.4 2 984 305 210 1 0.5 0.9 | 123 7 -5.5 3.6 3 950 610 300 10 8.7 -5.0 | 310 3 2.6 -2.2 4 925 839 290 15 14.1 -5.1 | 286 8 8.1 -2.4 5 917 914 285 15 14.5 -3.9 | 278 9 8.5 -1.1 6 850 1562 290 7 6.6 -2.4 | 237 1 0.6 0.4 7 793 2134 330 6 3.0 -5.2 | 51 4 -3.0 -2.4 8 737 2743 325 10 5.7 -8.2 | 3 5 -0.3 -5.4 9 700 3164 260 6 5.9 1.0 | 178 4 -0.1 3.8 10 658 3658 310 2 1.5 -1.3 | 108 5 -4.5 1.5 11 609 4267 225 5 3.5 3.5 | 159 7 -2.5 6.3 12 563 4877 235 13 10.6 7.5 | 204 11 4.6 10.2 13 500 5820 230 17 13.0 10.9 | 207 15 7.0 13.7 14 444 6706 220 25 16.1 19.2 | 205 24 10.1 21.9 15 408 7315 240 22 19.1 11.0 | 223 19 13.0 13.8 16 400 7470 235 23 18.8 13.2 | 219 20 12.8 16.0 17 344 8534 230 30 23.0 19.3 | 218 28 17.0 22.0 18 329 8839 250 30 28.2 10.3 | 240 26 22.2 13.0 19 300 9490 260 37 36.4 6.4 | 253 32 30.4 9.2 20 250 10710 270 42 42.0 -0.0 | 266 36 36.0 2.8 21 208 11887 280 52 51.2 -9.0 | 278 46 45.2 -6.3 22 200 12150 270 54 54.0 -0.0 | 267 48 48.0 2.8 23 189 12497 265 60 59.8 5.2 | 262 54 53.8 8.0 24 150 13990 270 63 63.0 -0.0 | 267 57 57.0 2.8 25 142 14335 270 67 67.0 -0.0 | 267 61 61.0 2.8 26 135 14630 270 67 67.0 -0.0 | 267 61 61.0 2.8 27 122 15240 270 43 43.0 -0.0 | 266 37 37.0 2.8 28 105 16154 280 54 53.2 -9.4 | 278 48 47.2 -6.6 29 100 16459 265 48 47.8 4.2 | 261 42 41.8 6.9 30 100 16480 275 38 37.9 -3.3 | 271 32 31.8 -0.6 31 95 16764 275 38 37.9 -3.3 | 271 32 31.8 -0.6 32 86 17386 255 29 28.0 7.5 | 245 24 22.0 10.3 33 70 18610 295 21 19.0 -8.9 | 295 14 13.0 -6.1 34 50 20640 55 5 -4.1 -2.9 | 89 10 -10.1 -0.1 Wind Parameters Mean winds (0-6000m): 264.6 at 8.8 knts Storm direction: 294.6 at 6.6 knts Shear (0-3000m) pos: 1.2 neg: 2.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 129.4 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -14.0 tot: 6.8 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.69 Bulk Shear: 4.91 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 ------------------------------------------------------------------------------- 500 285 3 123 4| 0.0 9.6 9.6| 17.5 0.0 17.5 35.0 0.86| 14.1 12.1 1000 293 8 287 1| 3.3 4.8 8.1| 20.1 -6.1 14.0 14.0 0.51| 13.6 6.9 1500 291 9 278 2| 0.7 3.2 3.9| 20.1 -6.6 13.5 9.0 0.39| 11.2 4.3 2000 293 8 288 2| 1.4 2.4 3.9| 20.6 -6.6 14.0 7.0 0.40| 9.5 3.8 2500 300 8 322 1| 1.5 1.9 3.4| 20.8 -9.2 11.6 4.6 0.31| 8.3 2.6 3000 303 8 333 2| 1.2 2.4 3.6| 20.8 -14.0 6.8 2.3 0.12| 8.4 1.0 4000 299 7 347 1| 1.2 2.0 3.3| 23.6 -18.0 5.5 1.4 0.05| 7.6 0.3 5000 283 7 226 2| 0.5 2.2 2.6| 40.6 -18.0 22.6 4.5 0.15| 7.3 1.1 6000 265 9 218 5| 0.4 2.3 2.7| 42.3 -18.1 24.2 4.0 0.14| 6.5 0.9 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251203.23.gif