UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 17 APR 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 ------------------------------------------------------------------------------- 0 1000 103 0 0 SFC 996 135 -2.1 -14.1 39 12.0 -5.4 0 0 271.4 271.6 268.0 275.0 1.29 2 936 628 -3.5 -21.5 23 18.0 -7.6 268 6 274.8 274.9 269.2 277.0 0.73 3 925 721 -4.3 -23.3 21 19.0 -8.4 250 7 274.9 275.0 269.2 276.8 0.63 4 920 764 -4.7 -22.7 23 18.0 -8.6 259 7 274.9 275.0 269.2 276.9 0.67 5 850 1379 -9.7 -24.7 28 15.0 -12.5 30 5 276.0 276.1 269.8 277.8 0.61 6 735 2477 -20.1 -27.1 54 7.0 -21.1 308 15 276.3 276.4 269.9 278.0 0.56 7 715 2681 -20.9 -27.9 53 7.0 -21.9 292 17 277.7 277.7 270.7 279.3 0.54 8 700 2837 -20.9 -28.9 49 8.0 -22.0 280 19 279.3 279.4 271.6 280.9 0.50 9 632 3588 -21.5 -45.5 10 24.0 -23.6 286 23 286.9 287.0 275.2 287.3 0.10 10 625 3670 -21.7 -44.7 11 23.0 -23.8 287 24 287.6 287.6 275.6 288.0 0.11 11 525 4933 -28.5 -42.5 25 14.0 -29.7 297 31 294.2 294.2 279.0 294.7 0.17 12 500 5280 -30.9 -43.9 27 13.0 -31.9 300 33 295.4 295.4 279.5 295.9 0.16 13 400 6820 -43.5 -54.5 29 11.0 -43.9 290 29 298.5 298.5 280.7 298.7 0.06 14 379 7181 -46.1 -57.1 28 11.0 -46.4 287 29 299.7 299.7 281.3 299.8 0.04 15 372 7305 -46.7 -57.7 27 11.0 -47.0 286 30 300.5 300.5 281.6 300.6 0.04 16 338 7940 -47.9 -59.9 24 12.0 -48.2 281 30 307.2 307.2 284.3 307.3 0.04 17 303 8655 -51.7 -64.7 20 13.0 -51.9 275 31 311.6 311.6 285.9 311.7 0.02 18 300 8720 -51.3 -64.3 20 13.0 -51.5 275 31 313.0 313.0 286.4 313.1 0.02 19 293 8873 -50.1 -63.1 20 13.0 -50.4 273 32 316.9 316.9 287.8 317.0 0.03 20 264 9547 -52.1 -66.1 17 14.0 -52.4 264 36 323.5 323.5 289.9 323.6 0.02 21 250 9900 -49.9 -64.9 16 15.0 -50.3 260 38 331.9 331.9 292.3 332.0 0.02 22 210 11048 -47.5 -65.5 11 18.0 -48.0 252 33 352.6 352.6 297.2 352.7 0.03 23 200 11370 -48.5 -67.5 9 19.0 -49.0 250 31 356.0 356.0 297.9 356.1 0.02 24 182 11991 -49.3 -69.3 8 20.0 -49.8 248 32 364.4 364.4 299.5 364.5 0.02 25 154 13095 -46.5 -69.5 6 23.0 -47.4 245 33 387.0 387.0 303.3 387.1 0.02 26 150 13270 -47.9 -70.9 5 23.0 -48.7 245 33 387.5 387.5 303.4 387.6 0.02 27 104 15674 -50.9 -75.9 4 25.0 -51.7 231 26 424.6 424.6 308.3 424.7 0.01 28 100 15930 -49.7 -74.7 4 25.0 -50.6 230 25 431.7 431.7 309.0 431.8 0.02 29 95 16267 -48.1 -74.1 3 26.0 -49.3 229 24 441.2 441.2 310.0 441.3 0.02 30 86 16917 -51.9 -76.9 3 25.0 -52.8 228 23 446.3 446.3 310.5 446.4 0.01 31 70 18250 -52.3 -77.3 3 25.0 -53.3 225 21 472.5 472.5 312.8 472.6 0.01 32 50 20420 -53.1 -77.1 4 24.0 -54.3 255 13 518.3 518.3 316.2 518.5 0.02 33 30 23710 -54.5 -78.5 4 24.0 -56.1 260 7 596.1 596.1 320.5 596.3 0.03 34 25 24876 -55.5 -79.5 3 24.0 -57.2 285 9 625.1 625.1 321.7 625.3 0.03 35 20 26310 -52.5 -76.5 4 24.0 -55.2 315 11 675.5 675.5 323.6 676.0 0.06 TRP 303 8655 -51.7 -64.7 20 13.0 -51.9 275 31 311.6 311.6 285.9 311.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5177.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 29.46 % Est. max temperature: 2.54 C = 36.57 F Sfc-Lift cond lev (LCL): 824.05 mb = 1613.13 m = 5292.37 ft T: -11.92 C 700-500 lapse rate: 4.09 C/km ThetaE index: 0.17 C Layer 925.0- 920.0 mb Conv cond level (CCL): 572.27 mb = 4308.70 m = 14135.98 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 17.46 C = 63.42 F Cap Strength: 15.19 C Lifted Index: 15.84 C Risk: None Lifted Index @300 mb: 25.97 C Lifted Index @700 mb: 4.51 C Showalter Index: 14.72 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 6.20 C K Index: -11.50 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.41 J/kg Max Up Vert Vel: 5.37 m/s Conv Inhibition (B-): 55716.89 J/kg Cap Strength: 15.71 C Lift Cond Lev (LCL): 735.28 mb = 2473.84 m = 8116.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 14 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 ---------------------------------------------------------- 0 996 135 0 0 -0.0 -0.0 | 144 14 -8.6 11.7 1 925 721 250 7 6.6 2.4 | 172 14 -2.0 14.1 2 850 1379 30 5 -2.5 -4.3 | 123 13 -11.1 7.3 3 700 2837 280 19 18.7 -3.3 | 230 13 10.1 8.4 4 500 5280 300 33 28.6 -16.5 | 284 21 20.0 -4.8 5 400 6820 290 29 27.3 -9.9 | 265 19 18.6 1.7 6 303 8655 275 31 30.9 -2.7 | 248 24 22.3 9.0 7 300 8720 275 31 30.9 -2.7 | 248 24 22.3 9.0 8 250 9900 260 38 37.4 6.6 | 238 34 28.8 18.3 9 200 11370 250 31 29.1 10.6 | 223 30 20.5 22.3 10 150 13270 245 33 29.9 13.9 | 220 33 21.3 25.6 11 100 15930 230 25 19.2 16.1 | 201 30 10.5 27.7 12 70 18250 225 21 14.8 14.8 | 193 27 6.2 26.5 13 50 20420 255 13 12.6 3.4 | 195 16 3.9 15.0 14 30 23710 260 7 6.9 1.2 | 172 13 -1.7 12.9 15 20 26310 315 11 7.8 -7.8 | 168 4 -0.8 3.9 Wind Parameters Mean winds (0-6000m): 293.5 at 19.3 knts Storm direction: 323.5 at 14.5 knts Shear (0-3000m) pos: 1.8 neg: 4.8 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 94.6 deg Storm rel helicity (0-3000m) pos: 27.2 neg: -36.6 tot: -9.4 m^2/s^2 ave: -3.1 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 9.0 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 40.14 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 ------------------------------------------------------------------------------- 500 247 3 155 14| 0.0 6.1 6.1| 15.8 -1.4 14.4 28.9 0.60| 8.2 4.9 1000 269 5 162 12| 3.5 3.1 6.6| 19.2 -16.6 2.6 2.6 -0.02| 9.9 -0.2 1500 296 5 157 10| 3.7 2.0 5.7| 19.2 -28.6 -9.4 -6.3 -0.17| 9.1 -1.5 2000 322 6 145 8| 2.7 3.4 6.2| 19.3 -32.6 -13.3 -6.6 -0.17| 8.9 -1.5 2500 303 8 166 8| 2.2 4.7 6.9| 20.9 -33.0 -12.2 -4.9 -0.05| 9.4 -0.4 3000 288 10 185 9| 1.8 4.8 6.6| 27.2 -36.6 -9.4 -3.1 -0.03| 9.0 -0.3 4000 288 13 207 9| 1.7 3.6 5.2| 51.2 -36.6 14.6 3.7 0.08| 7.6 0.6 5000 292 17 231 9| 1.9 2.9 4.8| 80.3 -36.6 43.7 8.7 0.16| 6.8 1.1 6000 294 19 247 10| 1.6 2.4 4.0| 83.8 -54.5 29.3 4.9 0.11| 6.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250417.00.gif