UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 20 OCT 25 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 140 -7.5 -10.4 80 2.9 -8.3 285 1 264.5 264.8 264.0 269.1 1.70 1 1011 171 -2.3 -4.5 85 2.2 -3.1 284 2 270.0 270.4 269.5 277.3 2.70 2 1005 218 -0.9 -2.9 86 2.0 -1.7 282 2 271.9 272.4 271.2 280.2 3.07 3 1000 257 -1.1 -3.5 84 2.4 -2.0 280 3 272.0 272.5 271.2 280.1 2.95 4 925 873 -5.3 -11.3 63 6.0 -7.1 320 29 273.9 274.2 270.4 278.8 1.74 5 888 1192 -8.1 -13.1 67 5.0 -9.5 327 27 274.2 274.5 270.3 278.6 1.57 6 850 1531 -8.7 -19.7 41 11.0 -11.2 335 25 277.0 277.2 271.0 279.8 0.94 7 837 1650 -9.1 -21.1 37 12.0 -11.7 337 25 277.8 278.0 271.4 280.3 0.85 8 779 2202 -12.7 -21.7 47 9.0 -14.5 344 27 279.7 279.9 272.5 282.3 0.86 9 719 2813 -13.3 -29.3 25 16.0 -16.0 352 28 285.6 285.6 275.1 287.0 0.47 10 710 2908 -13.7 -29.7 25 16.0 -16.4 354 29 286.2 286.2 275.4 287.6 0.46 11 700 3016 -14.5 -30.5 24 16.0 -17.1 355 29 286.4 286.5 275.5 287.8 0.43 12 621 3916 -19.1 -25.1 59 6.0 -20.2 357 31 291.1 291.3 278.4 293.7 0.80 13 590 4296 -20.3 -30.3 40 10.0 -21.8 358 33 294.0 294.1 279.4 295.7 0.52 14 574 4499 -22.1 -33.1 36 11.0 -23.6 358 33 294.2 294.3 279.4 295.6 0.41 15 500 5500 -29.1 -35.1 56 6.0 -29.7 360 36 297.6 297.6 280.8 298.9 0.39 16 444 6340 -34.7 -39.7 60 5.0 -35.1 3 38 300.8 300.8 282.1 301.7 0.27 17 400 7060 -40.3 -45.1 60 4.8 -40.6 5 40 302.6 302.6 282.7 303.2 0.17 18 340 8148 -47.5 -52.4 57 4.9 -47.7 8 43 307.2 307.2 284.4 307.5 0.09 19 327 8403 -50.3 -54.9 58 4.6 -50.4 9 44 306.8 306.8 284.2 307.1 0.07 20 300 8960 -53.7 -58.5 56 4.8 -53.8 10 46 309.7 309.7 285.2 309.8 0.05 21 278 9446 -56.1 -60.8 55 4.7 -56.2 10 47 313.0 313.0 286.5 313.2 0.04 22 272 9583 -58.5 -63.4 53 4.9 -58.6 10 47 311.5 311.5 285.9 311.6 0.03 23 250 10110 -60.5 -65.1 55 4.6 -60.6 10 48 316.1 316.1 287.5 316.2 0.02 24 218 10954 -65.3 -69.9 53 4.6 -65.3 10 52 321.3 321.3 289.2 321.4 0.01 25 207 11269 -64.7 -69.4 52 4.7 -64.7 10 50 327.1 327.1 290.9 327.1 0.02 26 200 11480 -63.3 -68.3 51 5.0 -63.3 10 48 332.5 332.5 292.4 332.6 0.02 27 175 12310 -58.3 -63.3 53 5.0 -58.4 3 40 353.7 353.7 297.5 353.9 0.04 28 150 13280 -58.1 -63.1 53 5.0 -58.2 355 31 370.0 370.0 300.6 370.2 0.05 29 100 15820 -59.1 -66.1 40 7.0 -59.3 355 19 413.5 413.6 307.0 413.8 0.05 30 70 18050 -60.1 -68.1 34 8.0 -60.4 340 11 455.8 455.8 311.4 456.1 0.06 31 55 19548 -61.1 -70.1 29 9.0 -61.4 293 10 486.1 486.1 314.0 486.4 0.05 32 50 20140 -59.9 -69.9 26 10.0 -60.3 275 9 502.3 502.3 315.1 502.7 0.06 33 32 22934 -59.3 -70.3 23 11.0 -60.0 306 7 572.3 572.3 319.3 573.0 0.09 34 30 23340 -57.7 -69.7 20 12.0 -58.6 310 7 587.3 587.4 320.0 588.1 0.11 35 20 25940 -52.1 -66.1 17 14.0 -54.5 235 17 676.7 676.8 323.7 678.9 0.26 36 15 27818 -48.5 -64.5 14 16.0 -52.5 746.7 746.9 326.0 750.8 0.44 TRP 218 10954 -65.3 -69.9 53 4.6 -65.3 10 52 321.3 321.3 289.2 321.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5243.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 48.13 % Est. max temperature: 3.93 C = 39.07 F Sfc-Lift cond lev (LCL): 969.11 mb = 504.92 m = 1656.55 ft T: -2.79 C 700-500 lapse rate: 5.88 C/km ThetaE index: 1.53 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 878.50 mb = 1275.16 m = 4183.54 ft Mean mixing ratio: 2.33 g/kg Conv temperature: 2.92 C = 37.26 F Cap Strength: 13.78 C Lifted Index: 15.53 C Risk: None Lifted Index @300 mb: 21.66 C Lifted Index @700 mb: 8.83 C Showalter Index: 14.97 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 9.40 C K Index: -15.30 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 4.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.15 J/kg Max Up Vert Vel: 4.51 m/s Conv Inhibition (B-): 57056.37 J/kg Cap Strength: 15.29 C Lift Cond Lev (LCL): 908.66 mb = 1012.19 m = 3320.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 at 22 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 140 285 1 1.0 -0.3 | 203 22 8.5 20.0 1 1000 257 280 3 3.0 -0.5 | 208 22 10.5 19.8 2 925 873 320 29 18.6 -22.2 | 274 26 26.1 -1.9 3 850 1531 335 25 10.6 -22.7 | 277 18 18.1 -2.4 4 700 3016 355 29 2.5 -28.9 | 311 13 10.0 -8.6 5 500 5500 360 36 -0.0 -36.0 | 334 17 7.5 -15.7 6 400 7060 5 40 -3.5 -39.8 | 348 20 4.0 -19.6 7 300 8960 10 46 -8.0 -45.3 | 1 25 -0.5 -25.0 8 250 10110 10 48 -8.3 -47.3 | 2 27 -0.8 -27.0 9 218 10954 10 52 -9.0 -51.2 | 3 31 -1.5 -30.9 10 200 11480 10 48 -8.3 -47.3 | 2 27 -0.8 -27.0 11 150 13280 355 31 2.7 -30.9 | 316 15 10.2 -10.6 12 100 15820 355 19 1.7 -18.9 | 262 9 9.2 1.4 13 70 18050 340 11 3.8 -10.3 | 229 15 11.3 10.0 14 50 20140 275 9 9.0 -0.8 | 220 26 16.5 19.5 15 30 23340 310 7 5.4 -4.5 | 219 20 12.9 15.8 16 20 25940 235 17 13.9 9.8 | 215 37 21.4 30.0 Wind Parameters Mean winds (0-6000m): 350.3 at 28.8 knts Storm direction: 20.3 at 21.6 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 109.2 deg Storm rel helicity (0-3000m) pos: 240.4 neg: 0.0 tot: 240.4 m^2/s^2 ave: 80.1 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 7.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 76.64 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 ------------------------------------------------------------------------------- 500 300 9 224 22| 18.7 0.0 18.7|116.2 0.0 116.2 232.3 0.98| 19.5 19.2 1000 319 18 250 20| 13.7 0.0 13.7|199.7 0.0 199.7 199.7 0.93| 17.2 16.0 1500 324 20 259 20| 8.5 0.0 8.5|205.4 0.0 205.4 137.0 0.83| 13.4 11.0 2000 329 22 265 19| 6.7 0.0 6.7|218.1 0.0 218.1 109.1 0.83| 10.9 9.0 2500 333 23 271 18| 5.7 0.0 5.7|230.3 0.0 230.3 92.1 0.83| 9.4 7.8 3000 337 24 276 17| 5.0 0.0 5.0|240.4 0.0 240.4 80.1 0.84| 8.4 7.0 4000 343 26 286 16| 4.1 0.0 4.1|250.1 0.0 250.1 62.5 0.84| 6.7 5.6 5000 347 27 295 15| 3.6 0.0 3.6|260.4 0.0 260.4 52.1 0.84| 5.6 4.7 6000 350 29 303 15| 3.2 0.0 3.2|273.1 0.0 273.1 45.5 0.84| 5.0 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251020.12.gif