UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 26 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 ------------------------------------------------------------------------------- SFC 1004 136 -0.9 -6.9 64 6.0 -2.9 290 3 271.9 272.3 270.0 278.2 2.26 1 1000 168 -1.7 -8.7 59 7.0 -3.9 295 3 271.5 271.8 269.2 276.9 1.98 2 998 184 -2.1 -9.1 59 7.0 -4.3 297 3 271.2 271.5 269.0 276.5 1.92 3 925 781 -6.7 -11.6 68 4.9 -8.1 360 5 272.5 272.7 269.4 277.2 1.70 4 915 866 -7.3 -11.9 70 4.6 -8.6 357 5 272.7 273.0 269.5 277.4 1.68 5 850 1438 -9.5 -13.8 71 4.3 -10.6 340 7 276.2 276.5 271.5 280.6 1.55 6 835 1575 -10.1 -14.0 73 3.9 -11.1 324 8 277.0 277.2 271.9 281.4 1.55 7 834 1585 -11.9 -14.6 80 2.7 -12.6 323 8 275.2 275.4 270.8 279.4 1.48 8 826 1658 -12.3 -14.9 81 2.6 -12.9 315 8 275.5 275.8 270.9 279.7 1.45 9 791 1988 -14.3 -17.7 75 3.4 -15.0 277 10 276.8 277.0 271.3 280.3 1.20 10 742 2473 -13.7 -17.0 76 3.3 -14.5 221 13 282.6 282.8 274.9 286.6 1.36 11 700 2913 -16.9 -20.0 77 3.1 -17.6 170 15 283.8 284.0 275.2 287.1 1.12 12 589 4187 -25.9 -30.0 68 4.1 -26.4 180 19 287.7 287.8 276.3 289.4 0.54 13 500 5360 -31.7 -35.9 66 4.2 -32.1 190 23 294.4 294.5 279.4 295.6 0.36 14 440 6255 -35.5 -39.8 65 4.3 -35.8 184 40 300.5 300.6 282.0 301.5 0.27 15 400 6910 -41.1 -45.3 64 4.2 -41.3 180 52 301.6 301.6 282.3 302.2 0.17 16 310 8591 -54.5 -59.1 57 4.6 -54.6 180 66 305.6 305.7 283.7 305.8 0.04 17 300 8800 -55.7 -60.4 56 4.7 -55.8 180 68 306.8 306.8 284.2 306.9 0.04 18 280 9237 -58.3 -63.1 54 4.8 -58.3 180 64 309.2 309.2 285.1 309.3 0.03 19 250 9960 -53.1 -58.1 54 5.0 -53.2 195 46 327.1 327.1 291.0 327.4 0.06 20 244 10117 -51.7 -57.7 49 6.0 -51.9 195 43 331.5 331.5 292.2 331.8 0.06 21 200 11410 -49.3 -58.3 34 9.0 -49.7 195 21 354.7 354.7 297.7 355.0 0.07 22 156 13042 -47.9 -63.9 14 16.0 -48.6 208 14 383.2 383.2 302.8 383.4 0.05 23 150 13300 -48.1 -64.1 14 16.0 -48.8 210 13 387.2 387.2 303.4 387.4 0.05 24 130 14241 -50.7 -69.7 9 19.0 -51.3 201 12 398.7 398.7 305.0 398.8 0.02 25 100 15960 -49.3 -72.3 5 23.0 -50.3 185 9 432.5 432.5 309.1 432.6 0.02 26 87 16871 -48.3 -72.3 5 24.0 -49.5 181 6 452.1 452.1 311.1 452.2 0.03 27 70 18290 -50.9 -75.9 4 25.0 -52.0 175 1 475.5 475.5 313.1 475.6 0.02 28 64 18870 -52.7 -76.7 4 24.0 -53.7 150 2 483.9 483.9 313.8 484.0 0.02 29 54 19970 -50.5 -75.5 4 25.0 -52.0 102 3 513.0 513.1 315.8 513.2 0.03 30 50 20470 -51.7 -76.7 3 25.0 -53.1 80 3 521.6 521.6 316.4 521.8 0.02 31 30 23790 -51.9 -76.9 3 25.0 -54.0 105 9 603.2 603.2 320.7 603.4 0.04 32 28 24238 -52.1 -77.1 3 25.0 -54.3 108 9 614.6 614.6 321.3 614.9 0.04 33 20 26430 -50.1 -75.1 4 25.0 -53.4 125 7 682.8 682.9 323.9 683.4 0.07 34 13 29249 -49.3 -74.3 4 25.0 -54.1 775.1 775.2 326.7 776.3 0.12 35 10 30982 -46.1 -72.1 4 26.0 -53.0 847.5 847.6 328.4 849.8 0.23 TRP 280 9237 -58.3 -63.1 54 4.8 -58.3 180 64 309.2 309.2 285.1 309.3 0.03 WND 300 8800 -55.7 -60.4 56 4.7 -55.8 180 68 306.8 306.8 284.2 306.9 0.04 Sounding variables and indices 1000-500 mb thick: 5192.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 71.01 % Est. max temperature: 3.14 C = 37.64 F Sfc-Lift cond lev (LCL): 913.79 mb = 876.10 m = 2874.32 ft T: -7.34 C 700-500 lapse rate: 6.05 C/km ThetaE index: 2.03 C Layer 834.0- 826.0 mb Conv cond level (CCL): 824.91 mb = 1668.28 m = 5473.30 ft Mean mixing ratio: 1.79 g/kg Conv temperature: 2.72 C = 36.89 F Cap Strength: 9.94 C Lifted Index: 14.57 C Risk: None Lifted Index @300 mb: 21.13 C Lifted Index @700 mb: 8.04 C Showalter Index: 11.76 C Risk: None Total Totals Index: 40.10 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 17.90 C K Index: 5.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.11 J/kg Max Up Vert Vel: 3.20 m/s Conv Inhibition (B-): 78781.25 J/kg Cap Strength: 14.55 C Lift Cond Lev (LCL): 870.49 mb = 1253.09 m = 4111.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 215 at 12 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 1004 136 290 3 2.8 -1.0 | 20 11 -3.9 -10.6 1 1000 168 295 3 2.7 -1.3 | 20 12 -4.0 -10.9 2 925 781 360 5 -0.0 -5.0 | 25 16 -6.7 -14.6 3 850 1438 340 7 2.4 -6.6 | 15 17 -4.3 -16.2 4 700 2913 170 15 -2.6 14.8 | 119 11 -9.3 5.2 5 500 5360 190 23 4.0 22.7 | 168 13 -2.7 13.0 6 400 6910 180 52 0.0 52.0 | 171 43 -6.7 42.4 7 300 8800 180 68 0.0 68.0 | 173 59 -6.7 58.4 8 280 9237 180 64 0.0 64.0 | 173 55 -6.7 54.4 9 250 9960 195 46 11.9 44.4 | 188 35 5.2 34.8 10 200 11410 195 21 5.4 20.3 | 173 11 -1.3 10.7 11 150 13300 210 13 6.5 11.3 | 173 2 -0.2 1.6 12 100 15960 185 9 0.8 9.0 | 84 6 -5.9 -0.7 13 70 18290 175 1 -0.1 1.0 | 38 11 -6.8 -8.6 14 50 20470 80 3 -3.0 -0.5 | 44 14 -9.7 -10.1 15 30 23790 105 9 -8.7 2.3 | 65 17 -15.4 -7.3 16 20 26430 125 7 -5.7 4.0 | 66 14 -12.4 -5.6 Wind Parameters Mean winds (0-6000m): 184.9 at 15.6 knts Storm direction: 214.9 at 11.7 knts Shear (0-3000m) pos: 0.9 neg: 3.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 103.5 deg Storm rel helicity (0-3000m) pos: 7.4 neg: -59.8 tot: -52.4 m^2/s^2 ave: -17.5 10^-3 m/s^2 rel: -0.52 Storm rel vorticity (0-3000m) horiz: 7.3 stream: -3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 45.71 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 ------------------------------------------------------------------------------- 500 323 4 20 13| 3.8 0.0 3.8| 2.5 -0.8 1.7 3.4 0.11| 4.0 0.4 1000 344 5 21 15| 2.7 0.0 2.7| 5.2 -6.1 -0.9 -0.9 -0.03| 3.3 -0.1 1500 341 5 19 15| 1.8 1.5 3.3| 5.2 -24.8 -19.7 -13.1 -0.41| 3.8 -1.5 2000 320 6 10 15| 1.3 3.2 4.5| 5.2 -47.5 -42.4 -21.2 -0.54| 5.4 -2.9 2500 289 8 358 12| 1.1 3.9 5.0| 5.2 -53.7 -48.5 -19.4 -0.57| 7.0 -4.0 3000 196 9 74 4| 0.9 3.7 4.6| 7.4 -59.8 -52.4 -17.5 -0.52| 7.3 -3.8 4000 180 11 100 7| 0.2 2.8 3.0| 19.2 -59.8 -40.6 -10.2 -0.39| 6.0 -2.3 5000 183 13 119 7| 0.4 2.2 2.7| 32.6 -59.8 -27.2 -5.4 -0.27| 5.3 -1.4 6000 185 16 138 8| 0.7 2.7 3.4| 42.4 -59.8 -17.4 -2.9 -0.17| 5.8 -1.0 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250426.00.gif