UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 19 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 132 -2.3 -5.3 80 3.0 -3.3 250 7 269.7 270.1 269.0 276.6 2.53 1 1000 250 -3.3 -6.7 77 3.4 -4.4 250 9 269.9 270.2 268.7 276.1 2.31 2 936 768 -7.5 -9.4 86 1.9 -8.1 288 21 270.7 271.1 268.8 276.2 2.00 3 925 860 -7.7 -9.5 87 1.8 -8.2 295 23 271.4 271.8 269.3 277.0 2.01 4 883 1221 -8.7 -10.5 87 1.8 -9.2 317 22 274.0 274.4 270.8 279.5 1.94 5 869 1346 -7.3 -9.3 86 2.0 -7.9 325 22 276.7 277.1 272.8 282.9 2.17 6 850 1518 -8.1 -10.0 86 1.9 -8.7 335 21 277.7 278.0 273.2 283.6 2.10 7 797 2016 -10.3 -11.9 88 1.6 -10.8 342 23 280.5 280.8 274.6 286.0 1.92 8 781 2172 -11.5 -13.1 88 1.6 -11.9 344 24 280.8 281.1 274.5 286.0 1.78 9 778 2201 -12.7 -14.2 89 1.5 -13.1 344 24 279.8 280.1 273.8 284.6 1.64 10 750 2481 -11.1 -12.8 87 1.7 -11.6 348 25 284.5 284.9 276.7 290.1 1.90 11 703 2976 -13.9 -15.3 89 1.4 -14.3 355 27 286.7 287.0 277.5 291.7 1.65 12 700 3008 -14.1 -15.6 88 1.5 -14.5 355 27 286.9 287.2 277.5 291.7 1.62 13 696 3051 -14.3 -16.0 87 1.7 -14.7 355 27 287.1 287.4 277.6 291.8 1.58 14 676 3271 -17.7 -21.0 75 3.3 -18.4 355 28 285.7 285.9 276.1 288.9 1.06 15 653 3529 -18.7 -26.7 49 8.0 -20.1 355 29 287.4 287.5 276.4 289.5 0.66 16 647 3598 -17.3 -26.3 45 9.0 -18.9 355 29 289.8 289.9 277.6 291.9 0.69 17 500 5480 -29.7 -33.3 71 3.6 -30.1 355 36 296.8 296.9 280.6 298.4 0.46 18 416 6763 -38.5 -41.4 74 2.9 -38.7 355 36 301.6 301.6 282.3 302.4 0.24 19 412 6829 -39.1 -42.0 74 2.9 -39.3 355 36 301.6 301.7 282.4 302.4 0.23 20 400 7030 -40.9 -43.7 74 2.8 -41.1 355 36 301.8 301.9 282.4 302.5 0.20 21 300 8930 -55.5 -58.6 68 3.1 -55.6 5 46 307.1 307.1 284.3 307.3 0.05 22 279 9388 -58.7 -61.9 66 3.2 -58.7 7 47 308.9 309.0 284.9 309.1 0.03 23 250 10070 -61.9 -64.8 68 2.9 -61.9 10 48 314.0 314.0 286.8 314.1 0.03 24 233 10506 -63.1 -66.2 66 3.1 -63.1 15 42 318.6 318.6 288.3 318.7 0.02 25 232 10532 -63.1 -66.2 66 3.1 -63.1 15 42 319.0 319.0 288.5 319.1 0.02 26 211 11118 -62.7 -65.7 67 3.0 -62.7 12 39 328.4 328.4 291.3 328.5 0.03 27 200 11450 -60.9 -64.0 67 3.1 -60.9 10 38 336.3 336.3 293.4 336.5 0.03 28 152 13167 -58.3 -61.9 63 3.6 -58.4 15 29 368.2 368.3 300.3 368.5 0.06 29 150 13250 -58.3 -62.0 62 3.7 -58.4 15 29 369.6 369.6 300.5 369.9 0.06 30 100 15790 -59.1 -64.1 52 5.0 -59.3 10 17 413.5 413.6 307.0 413.9 0.07 31 70 18020 -59.5 -65.5 46 6.0 -59.7 350 11 457.1 457.1 311.5 457.6 0.08 32 53 19756 -60.3 -67.3 39 7.0 -60.6 325 3 493.1 493.1 314.5 493.6 0.08 33 50 20120 -59.5 -67.5 35 8.0 -59.9 320 1 503.3 503.3 315.2 503.8 0.09 34 30 23340 -56.5 -66.5 27 10.0 -57.5 230 11 590.6 590.7 320.2 591.8 0.17 35 20 25932 -53.3 -65.3 22 12.0 -55.3 673.0 673.1 323.6 675.5 0.29 TRP 233 10506 -63.1 -66.2 66 3.1 -63.1 15 42 318.6 318.6 288.3 318.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5230.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 74.00 % Est. max temperature: 4.97 C = 40.94 F Sfc-Lift cond lev (LCL): 968.20 mb = 503.14 m = 1650.71 ft T: -5.35 C 700-500 lapse rate: 6.31 C/km ThetaE index: 1.44 C Layer 781.0- 750.0 mb Conv cond level (CCL): 793.88 mb = 2045.94 m = 6712.31 ft Mean mixing ratio: 2.16 g/kg Conv temperature: 8.59 C = 47.46 F Cap Strength: 13.09 C Lifted Index: 17.10 C Risk: None Lifted Index @300 mb: 21.82 C Lifted Index @700 mb: 11.31 C Showalter Index: 11.41 C Risk: None Total Totals Index: 41.30 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 19.70 C K Index: 10.10 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 3.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.16 J/kg Max Up Vert Vel: 3.51 m/s Conv Inhibition (B-): 50393.90 J/kg Cap Strength: 16.92 C Lift Cond Lev (LCL): 925.79 mb = 853.36 m = 2799.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 16 at 20 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 132 250 7 6.6 2.4 | 209 25 12.3 22.0 1 1000 250 250 9 8.5 3.1 | 212 27 14.2 22.7 2 925 860 295 23 20.8 -9.7 | 250 28 26.6 9.9 3 850 1518 335 21 8.9 -19.0 | 268 15 14.6 0.6 4 700 3008 355 27 2.4 -26.9 | 312 11 8.1 -7.3 5 500 5480 355 36 3.1 -35.9 | 331 19 8.8 -16.3 6 400 7030 355 36 3.1 -35.9 | 331 19 8.8 -16.3 7 300 8930 5 46 -4.0 -45.8 | 356 26 1.7 -26.2 8 250 10070 10 48 -8.3 -47.3 | 5 28 -2.6 -27.7 9 233 10506 15 42 -10.9 -40.6 | 14 22 -5.2 -21.0 10 200 11450 10 38 -6.6 -37.4 | 3 18 -0.9 -17.8 11 150 13250 15 29 -7.5 -28.0 | 12 9 -1.8 -8.4 12 100 15790 10 17 -3.0 -16.7 | 224 4 2.8 2.8 13 70 18020 350 11 1.9 -10.8 | 221 12 7.6 8.8 14 50 20120 320 1 0.6 -0.8 | 199 20 6.3 18.8 15 30 23340 230 11 8.4 7.1 | 208 30 14.1 26.7 Wind Parameters Mean winds (0-6000m): 346.2 at 27.2 knts Storm direction: 16.2 at 20.4 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 104.6 deg Storm rel helicity (0-3000m) pos: 221.7 neg: 0.0 tot: 221.7 m^2/s^2 ave: 73.9 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 102.78 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 ------------------------------------------------------------------------------- 500 266 12 221 27| 12.4 0.0 12.4| 88.3 0.0 88.3 176.6 0.92| 13.3 12.3 1000 289 17 237 26| 10.2 0.0 10.2|172.3 0.0 172.3 172.3 0.86| 14.0 12.1 1500 303 18 246 23| 7.6 0.0 7.6|191.7 0.0 191.7 127.8 0.75| 12.6 9.4 2000 314 19 253 21| 6.4 0.0 6.4|202.4 0.0 202.4 101.2 0.76| 10.3 7.8 2500 323 20 260 18| 5.7 0.0 5.7|212.9 0.0 212.9 85.2 0.77| 9.0 6.9 3000 330 21 266 16| 5.1 0.0 5.1|221.7 0.0 221.7 73.9 0.78| 8.0 6.3 4000 338 23 278 15| 3.9 0.5 4.3|228.8 0.0 228.8 57.2 0.77| 6.5 5.0 5000 343 25 290 14| 3.1 0.7 3.8|235.9 0.0 235.9 47.2 0.75| 5.6 4.2 6000 346 27 299 14| 2.6 0.7 3.3|238.4 0.0 238.4 39.7 0.74| 4.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251019.12.gif