UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 16 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 1017 138 -2.5 -4.7 85 2.2 -3.3 280 3 269.3 269.8 269.0 276.5 2.65 1 1000 271 -3.7 -5.8 85 2.1 -4.4 270 5 269.5 269.9 268.8 276.2 2.47 2 925 882 -7.7 -9.6 86 1.9 -8.2 330 15 271.4 271.8 269.2 276.9 1.99 3 884 1233 -10.1 -11.9 87 1.8 -10.6 346 17 272.5 272.8 269.5 277.3 1.73 4 856 1481 -9.3 -10.7 90 1.4 -9.7 358 19 275.8 276.2 271.9 281.4 1.97 5 850 1535 -9.9 -11.2 90 1.3 -10.3 360 19 275.8 276.1 271.8 281.2 1.91 6 846 1571 -10.3 -11.6 90 1.3 -10.6 0 19 275.7 276.0 271.7 281.0 1.86 7 777 2222 -14.3 -19.3 66 5.0 -15.4 7 19 278.2 278.4 271.9 281.3 1.07 8 704 2967 -16.1 -30.1 29 14.0 -18.3 15 19 284.2 284.3 274.3 285.6 0.45 9 700 3010 -16.3 -30.3 29 14.0 -18.4 15 19 284.4 284.5 274.5 285.8 0.44 10 687 3151 -16.3 -26.3 42 10.0 -18.1 14 19 286.0 286.1 275.6 288.0 0.65 11 647 3599 -19.5 -22.5 77 3.0 -20.1 13 19 287.3 287.5 276.8 290.3 0.97 12 611 4023 -21.5 -24.0 80 2.5 -22.0 11 19 289.7 289.9 277.9 292.5 0.90 13 500 5470 -31.9 -34.1 81 2.2 -32.1 5 19 294.1 294.2 279.3 295.5 0.43 14 400 7010 -42.9 -46.6 67 3.7 -43.0 15 17 299.2 299.3 281.2 299.7 0.14 15 349 7915 -49.7 -53.7 63 4.0 -49.8 17 20 301.9 302.0 282.3 302.2 0.07 16 300 8890 -56.1 -59.9 62 3.8 -56.2 20 23 306.3 306.3 284.0 306.4 0.04 17 268 9600 -61.3 -65.0 61 3.7 -61.3 20 27 308.7 308.7 284.9 308.8 0.02 18 250 10030 -63.1 -67.2 57 4.1 -63.1 20 29 312.3 312.3 286.1 312.3 0.02 19 246 10129 -63.7 -67.8 57 4.1 -63.7 20 29 312.8 312.8 286.4 312.9 0.02 20 242 10230 -63.7 -67.8 57 4.1 -63.7 20 28 314.3 314.3 286.9 314.3 0.02 21 211 11082 -58.3 -62.5 58 4.2 -58.4 24 17 335.3 335.3 293.2 335.4 0.04 22 200 11420 -57.7 -61.9 59 4.2 -57.8 25 13 341.4 341.4 294.7 341.6 0.05 23 162 12751 -55.3 -59.8 57 4.5 -55.4 14 7 366.6 366.7 300.0 367.0 0.07 24 150 13240 -55.7 -60.5 55 4.8 -55.9 10 5 374.1 374.1 301.4 374.4 0.07 25 100 15820 -56.9 -63.9 41 7.0 -57.2 335 5 417.8 417.8 307.5 418.2 0.07 26 77 17476 -57.1 -65.1 36 8.0 -57.5 309 5 449.8 449.8 310.9 450.2 0.08 27 70 18080 -56.5 -65.5 31 9.0 -56.9 300 5 463.5 463.5 312.1 464.0 0.08 28 50 20210 -56.7 -66.7 27 10.0 -57.3 275 13 509.9 509.9 315.7 510.5 0.10 29 43 21165 -56.9 -67.9 24 11.0 -57.6 262 17 531.8 531.9 317.1 532.5 0.10 30 30 23470 -51.7 -63.7 22 12.0 -53.4 230 25 603.7 603.8 320.9 605.5 0.24 31 20 26110 -50.3 -64.3 18 14.0 -53.1 682.2 682.3 323.9 685.1 0.34 TRP 246 10129 -63.7 -67.8 57 4.1 -63.7 20 29 312.8 312.8 286.4 312.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5199.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 73.60 % Est. max temperature: 2.69 C = 36.84 F Sfc-Lift cond lev (LCL): 982.33 mb = 410.69 m = 1347.39 ft T: -4.61 C 700-500 lapse rate: 6.34 C/km ThetaE index: 0.43 C Layer 850.0- 777.0 mb Conv cond level (CCL): 918.59 mb = 935.74 m = 3069.99 ft Mean mixing ratio: 2.26 g/kg Conv temperature: -0.24 C = 31.56 F Cap Strength: 12.41 C Lifted Index: 14.72 C Risk: None Lifted Index @300 mb: 21.08 C Lifted Index @700 mb: 8.99 C Showalter Index: 11.09 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 20.70 C K Index: -3.20 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.21 J/kg Max Up Vert Vel: 3.52 m/s Conv Inhibition (B-): 51092.88 J/kg Cap Strength: 14.60 C Lift Cond Lev (LCL): 936.21 mb = 787.62 m = 2584.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 34 at 13 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 1017 138 280 3 3.0 -0.5 | 225 15 10.3 10.4 1 1000 271 270 5 5.0 -0.0 | 229 16 12.3 10.9 2 925 882 330 15 7.5 -13.0 | 278 15 14.8 -2.1 3 850 1535 360 19 -0.0 -19.0 | 318 11 7.3 -8.1 4 700 3010 15 19 -4.9 -18.4 | 342 8 2.4 -7.4 5 500 5470 5 19 -1.7 -18.9 | 325 10 5.7 -8.0 6 400 7010 15 17 -4.4 -16.4 | 332 6 2.9 -5.5 7 300 8890 20 23 -7.9 -21.6 | 3 11 -0.5 -10.7 8 250 10030 20 29 -9.9 -27.3 | 9 17 -2.6 -16.3 9 246 10129 20 29 -9.9 -27.3 | 9 17 -2.6 -16.3 10 200 11420 25 13 -5.5 -11.8 | 295 2 1.9 -0.9 11 150 13240 10 5 -0.9 -4.9 | 227 9 6.5 6.0 12 100 15820 335 5 2.1 -4.5 | 236 11 9.5 6.4 13 70 18080 300 5 4.3 -2.5 | 234 14 11.7 8.4 14 50 20210 275 13 13.0 -1.1 | 244 23 20.3 9.8 15 30 23470 230 25 19.2 16.1 | 224 38 26.5 27.0 Wind Parameters Mean winds (0-6000m): 3.9 at 17.5 knts Storm direction: 33.9 at 13.2 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 116.2 deg Storm rel helicity (0-3000m) pos: 105.8 neg: -0.2 tot: 105.5 m^2/s^2 ave: 35.2 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 4.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 37.32 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 ------------------------------------------------------------------------------- 500 292 7 239 16| 8.7 0.0 8.7| 38.8 0.0 38.8 77.6 0.89| 10.1 9.0 1000 322 11 260 14| 7.9 0.0 7.9| 78.3 0.0 78.3 78.3 0.92| 10.4 9.5 1500 337 13 276 12| 6.4 0.0 6.4| 97.0 0.0 97.0 64.7 0.91| 9.1 8.4 2000 346 15 287 11| 4.9 0.0 4.9|100.4 0.0 100.4 50.2 0.90| 7.3 6.6 2500 352 15 295 10| 4.0 0.0 4.0|103.6 0.0 103.6 41.4 0.90| 6.2 5.6 3000 357 16 302 10| 3.3 0.0 3.3|105.8 -0.2 105.5 35.2 0.89| 5.4 4.8 4000 1 17 310 9| 2.5 0.2 2.7|105.8 -2.6 103.1 25.8 0.82| 4.2 3.4 5000 3 17 315 9| 2.0 0.3 2.3|105.8 -5.2 100.6 20.1 0.75| 3.5 2.6 6000 4 18 317 9| 1.6 0.2 1.9|106.9 -6.0 100.9 16.8 0.72| 3.1 2.2 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251016.12.gif