UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 20 APR 25 Station: X4172 WMO ident: 34172 Latitude: 51.57 Longitude: 46.03 ------------------------------------------------------------------------------- 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 1000 168 16.4 4.4 45 12.0 10.1 250 15 289.5 290.5 283.2 304.6 5.24 1 925 830 17.2 1.2 34 16.0 8.9 220 19 296.9 297.7 285.4 310.3 4.51 2 891 1147 15.8 -1.2 31 17.0 7.3 231 15 298.6 299.4 285.5 310.4 3.93 3 700 3111 -4.9 -9.1 72 4.2 -6.5 185 5 297.1 297.6 283.5 305.4 2.74 4 695 3167 -5.1 -9.0 74 3.9 -6.5 187 5 297.4 297.9 283.7 305.9 2.78 5 626 3982 -8.5 -18.5 44 10.0 -11.4 210 7 302.6 302.8 284.2 307.1 1.42 6 571 4687 -13.7 -26.7 33 13.0 -16.5 230 9 304.5 304.7 284.2 307.1 0.75 7 521 5375 -19.5 -30.5 37 11.0 -21.4 251 10 305.6 305.8 284.4 307.6 0.58 8 500 5680 -19.9 -30.9 37 11.0 -21.8 260 11 308.8 308.9 285.6 310.8 0.58 9 495 5754 -20.5 -31.5 37 11.0 -22.4 260 11 308.9 309.0 285.6 310.8 0.55 10 400 7280 -34.3 -44.3 36 10.0 -35.1 270 7 310.4 310.4 285.7 311.1 0.19 11 308 9048 -49.7 -57.7 39 8.0 -49.9 302 7 312.9 312.9 286.4 313.1 0.05 12 300 9220 -50.9 -58.9 38 8.0 -51.1 305 7 313.6 313.6 286.6 313.8 0.05 13 250 10400 -57.5 -65.5 35 8.0 -57.6 310 5 320.6 320.6 288.9 320.7 0.02 14 247 10476 -57.9 -65.9 35 8.0 -58.0 310 5 321.1 321.1 289.1 321.2 0.02 15 233 10842 -56.9 -64.9 36 8.0 -57.0 317 6 328.0 328.0 291.2 328.1 0.03 16 217 11288 -58.3 -66.3 35 8.0 -58.4 325 6 332.6 332.6 292.4 332.7 0.02 17 200 11800 -57.1 -65.1 36 8.0 -57.2 335 7 342.3 342.3 294.9 342.5 0.03 18 184 12332 -54.9 -62.9 36 8.0 -55.1 332 9 354.2 354.2 297.5 354.4 0.04 19 150 13640 -55.3 -63.3 36 8.0 -55.5 325 13 374.8 374.8 301.4 375.0 0.05 20 147 13769 -55.5 -63.5 36 8.0 -55.7 325 13 376.6 376.6 301.8 376.9 0.05 21 143 13946 -53.5 -62.5 33 9.0 -53.8 326 13 383.1 383.1 302.8 383.4 0.06 22 100 16220 -58.7 -66.7 35 8.0 -58.9 335 13 414.3 414.3 307.1 414.6 0.05 23 96 16476 -59.7 -67.7 35 8.0 -59.9 335 13 417.2 417.2 307.4 417.5 0.04 24 89 16949 -60.5 -68.5 34 8.0 -60.7 335 13 424.8 424.8 308.3 425.0 0.04 25 76 17941 -57.5 -65.5 35 8.0 -57.8 335 13 450.6 450.7 311.0 451.1 0.08 26 70 18460 -58.3 -66.3 35 8.0 -58.6 335 13 459.7 459.7 311.8 460.1 0.07 27 51 20455 -57.7 -65.7 35 8.0 -58.2 340 15 504.6 504.7 315.3 505.3 0.11 28 50 20580 -58.5 -66.5 35 8.0 -58.9 340 15 505.6 505.7 315.4 506.3 0.10 29 38 22304 -59.5 -68.5 30 9.0 -60.0 359 14 544.4 544.4 317.8 545.0 0.10 30 30 23790 -58.3 -67.3 31 9.0 -59.1 15 13 585.7 585.8 320.0 586.8 0.15 31 23 25470 -56.9 -64.9 36 8.0 -57.9 15 13 636.1 636.2 322.2 638.2 0.27 32 20 26360 -55.3 -64.3 32 9.0 -56.8 15 13 666.9 667.0 323.4 669.7 0.34 33 13 29110 -55.1 -64.1 32 9.0 -57.1 755.0 755.3 326.2 760.0 0.53 TRP 247 10476 -57.9 -65.9 35 8.0 -58.0 310 5 321.1 321.1 289.1 321.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5512.12 m Freezing level: 745.21 mb = 2646.06 m = 8681.21 ft Wetbulb zero: 789.56 mb = 2130.85 m = 6990.90 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 45.78 % Est. max temperature: 25.31 C = 77.56 F Sfc-Lift cond lev (LCL): 835.08 mb = 1674.52 m = 5493.78 ft T: 10.24 C 700-500 lapse rate: 5.84 C/km ThetaE index: 5.08 C Layer 700.0- 695.0 mb Conv cond level (CCL): 728.63 mb = 2784.65 m = 9135.88 ft Mean mixing ratio: 4.72 g/kg Conv temperature: 24.29 C = 75.72 F Cap Strength: 3.20 C Lifted Index: 3.58 C Risk: None Lifted Index @300 mb: 4.04 C Lifted Index @700 mb: 0.12 C Showalter Index: 2.70 C Risk: Showers probable Total Totals Index: 48.82 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.66 C Cross Totals Index: 17.16 C K Index: 24.72 Risk: 20-40 % chance of thunderstorms Sweat Index: 37.83 Risk: None Energy Index: 0.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.73 J/kg Max Up Vert Vel: 7.17 m/s Conv Inhibition (B-): 43982.09 J/kg Cap Strength: 4.16 C Lift Cond Lev (LCL): 761.56 mb = 2424.84 m = 7955.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 7 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 1000 168 250 15 14.1 5.1 | 236 8 6.7 4.6 1 1000 166 250 15 14.1 5.1 | 236 8 6.7 4.6 2 925 830 220 19 12.2 14.6 | 199 15 4.8 14.0 3 850 1542 245 11 10.0 4.6 | 212 5 2.6 4.1 4 700 3111 185 5 0.4 5.0 | 122 8 -7.0 4.4 5 500 5680 260 11 10.8 1.9 | 249 4 3.4 1.3 6 400 7280 270 7 7.0 -0.0 | 36 1 -0.4 -0.6 7 300 9220 305 7 5.7 -4.0 | 20 5 -1.7 -4.6 8 250 10400 310 5 3.8 -3.2 | 43 5 -3.6 -3.8 9 247 10476 310 5 3.8 -3.2 | 43 5 -3.6 -3.8 10 200 11800 335 7 3.0 -6.3 | 33 8 -4.5 -6.9 11 150 13640 325 13 7.5 -10.6 | 360 11 0.0 -11.2 12 100 16220 335 13 5.5 -11.8 | 9 12 -1.9 -12.3 13 70 18460 335 13 5.5 -11.8 | 9 12 -1.9 -12.3 14 50 20580 340 15 5.1 -14.1 | 9 15 -2.3 -14.7 15 30 23790 15 13 -3.4 -12.6 | 39 17 -10.8 -13.1 16 20 26360 15 13 -3.4 -12.6 | 39 17 -10.8 -13.1 Wind Parameters Mean winds (0-6000m): 235.6 at 9.9 knts Storm direction: 265.6 at 7.4 knts Shear (0-3000m) pos: 1.4 neg: 2.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -111.9 deg Storm rel helicity (0-3000m) pos: 6.5 neg: -36.4 tot: -30.0 m^2/s^2 ave: -10.0 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 5.0 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.47 Bulk Shear: 5.76 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 ------------------------------------------------------------------------------- 500 237 16 217 11| 0.0 7.3 7.3| 0.0 -14.5 -14.5 -29.1 -0.73| 7.4 -5.4 1000 230 17 209 12| 1.6 3.7 5.3| 5.0 -20.3 -15.3 -15.3 -0.38| 7.1 -2.7 1500 232 16 208 10| 2.8 2.4 5.2| 6.5 -21.7 -15.2 -10.2 -0.28| 6.8 -1.9 2000 232 14 204 9| 2.1 2.4 4.5| 6.5 -26.8 -20.3 -10.2 -0.39| 6.0 -2.4 2500 230 13 198 8| 1.7 2.3 3.9| 6.5 -32.1 -25.6 -10.2 -0.45| 5.5 -2.5 3000 229 12 191 7| 1.4 2.0 3.4| 6.5 -36.4 -30.0 -10.0 -0.49| 5.0 -2.4 4000 226 10 179 7| 0.8 1.5 2.3| 13.2 -36.4 -23.3 -5.8 -0.32| 4.2 -1.4 5000 229 10 180 6| 0.9 1.2 2.1| 18.9 -36.4 -17.6 -3.5 -0.17| 3.9 -0.7 6000 236 10 189 5| 1.0 1.0 2.0| 21.9 -36.4 -14.5 -2.4 -0.07| 3.6 -0.3 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250420.00.gif