UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 23 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 ------------------------------------------------------------------------------- 0 1000 136 80 7 SFC 997 162 19.0 10.0 56 9.0 13.7 80 7 292.4 293.8 286.9 314.6 7.75 2 980 309 16.2 8.2 59 8.0 11.6 60 7 291.0 292.3 285.7 310.9 6.97 3 938 679 14.4 4.4 51 10.0 9.0 11 9 292.9 293.9 284.9 309.1 5.59 4 925 797 13.4 3.4 51 10.0 8.2 355 9 293.0 294.0 284.7 308.3 5.28 5 902 1007 11.0 2.0 54 9.0 6.5 44 8 292.7 293.5 284.1 306.9 4.90 6 850 1500 9.8 1.8 57 8.0 5.7 160 5 296.4 297.3 285.9 311.5 5.13 7 836 1638 9.2 0.2 53 9.0 4.7 171 7 297.2 298.0 285.7 311.0 4.64 8 760 2418 1.6 -3.4 69 5.0 -0.6 235 18 297.2 297.9 284.9 308.9 3.91 9 700 3078 -2.1 -6.1 74 4.0 -3.8 290 27 300.2 300.8 285.5 310.7 3.46 10 542 5015 -21.9 -30.9 44 9.0 -23.3 161 10 299.4 299.4 281.8 301.1 0.54 11 500 5600 -24.5 -37.5 29 13.0 -26.1 120 5 303.2 303.2 283.1 304.2 0.30 12 410 7026 -32.9 -42.9 36 10.0 -33.7 129 14 310.0 310.1 285.6 310.8 0.21 13 400 7200 -33.7 -43.7 36 10.0 -34.5 130 15 311.2 311.2 286.0 311.9 0.20 14 300 9140 -49.5 -60.5 26 11.0 -49.8 125 17 315.6 315.6 287.3 315.7 0.04 15 263 9993 -54.3 -65.3 25 11.0 -54.5 140 11 320.7 320.7 289.0 320.7 0.02 16 250 10320 -52.1 -64.1 22 12.0 -52.4 155 9 328.6 328.6 291.3 328.7 0.03 17 234 10746 -54.1 -66.1 22 12.0 -54.3 180 9 331.9 331.9 292.2 331.9 0.02 18 200 11760 -50.9 -64.9 17 14.0 -51.2 240 9 352.2 352.2 297.1 352.3 0.03 19 174 12665 -49.5 -66.5 12 17.0 -50.0 262 12 368.8 368.8 300.4 368.9 0.03 20 150 13630 -50.7 -69.7 9 19.0 -51.2 285 15 382.7 382.7 302.7 382.8 0.02 21 106 15853 -58.1 -79.1 5 21.0 -58.5 272 15 408.6 408.6 306.3 408.6 0.01 22 100 16220 -57.3 -79.3 5 22.0 -57.7 270 15 417.0 417.0 307.4 417.1 0.01 23 93 16678 -59.3 -81.3 4 22.0 -59.6 273 15 421.8 421.8 307.9 421.8 0.01 24 89 16956 -56.7 -78.7 5 22.0 -57.2 275 16 432.3 432.3 309.1 432.4 0.01 25 86 17173 -56.9 -78.9 5 22.0 -57.4 276 16 436.2 436.2 309.5 436.3 0.01 26 70 18480 -56.9 -78.9 5 22.0 -57.5 285 17 462.7 462.7 312.0 462.7 0.01 27 50 20600 -59.7 -81.7 4 22.0 -60.3 290 9 502.8 502.8 315.1 502.9 0.01 28 41 21842 -59.1 -81.1 4 22.0 -59.9 533.7 533.7 317.2 533.7 0.01 TRP 263 9993 -54.3 -65.3 25 11.0 -54.5 140 11 320.7 320.7 289.0 320.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5464.00 m Freezing level: 734.05 mb = 2703.65 m = 8870.13 ft Wetbulb zero: 768.91 mb = 2323.04 m = 7621.45 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 57.11 % Est. max temperature: 23.17 C = 73.71 F Sfc-Lift cond lev (LCL): 872.01 mb = 1287.88 m = 4225.27 ft T: 10.32 C 700-500 lapse rate: 8.88 C/km ThetaE index: 7.66 C Layer 980.0- 850.0 mb Conv cond level (CCL): 769.05 mb = 2321.45 m = 7616.22 ft Mean mixing ratio: 5.99 g/kg Conv temperature: 23.79 C = 74.82 F Cap Strength: 4.65 C Lifted Index: -1.90 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.50 C Lifted Index @700 mb: 2.22 C Showalter Index: -3.13 C Risk: Severe thunderstorms possible Total Totals Index: 60.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 34.30 C Cross Totals Index: 26.30 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 268.60 Risk: None Energy Index: -1.56 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 207.52 J/kg Max Up Vert Vel: 20.37 m/s Conv Inhibition (B-): 232.55 J/kg Cap Strength: 4.65 C Lift Cond Lev (LCL): 825.51 mb = 1741.39 m = 5713.16 ft Lev Free Conv (LFC): 640.51 mb = 3750.42 m = 12304.37 ft Equ Level (EL): 440.51 mb = 6510.20 m = 21358.66 ft B at Equ Level: 205.41 J/kg Max Parcel Lev (MPL): 330.51 mb = 8486.83 m = 27843.59 ft Wind level data Storm motion: 320 at 10 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 ---------------------------------------------------------- 0 997 162 80 7 -6.9 -1.2 | 116 15 -13.3 6.4 1 925 797 355 9 0.8 -9.0 | 77 6 -5.6 -1.3 2 850 1500 160 5 -1.7 4.7 | 147 15 -8.1 12.4 3 700 3078 290 27 25.4 -9.2 | 275 19 18.9 -1.6 4 500 5600 120 5 -4.3 2.5 | 133 15 -10.8 10.2 5 400 7200 130 15 -11.5 9.6 | 134 25 -17.9 17.3 6 300 9140 125 17 -13.9 9.8 | 131 27 -20.4 17.4 7 263 9993 140 11 -7.1 8.4 | 140 21 -13.5 16.1 8 250 10320 155 9 -3.8 8.2 | 147 19 -10.2 15.8 9 200 11760 240 9 7.8 4.5 | 186 12 1.4 12.2 10 150 13630 285 15 14.5 -3.9 | 245 9 8.1 3.8 11 100 16220 270 15 15.0 -0.0 | 228 11 8.6 7.7 12 70 18480 285 17 16.4 -4.4 | 252 11 10.0 3.3 13 50 20600 290 9 8.5 -3.1 | 204 5 2.0 4.6 Wind Parameters Mean winds (0-6000m): 290.0 at 13.3 knts Storm direction: 320.0 at 10.0 knts Shear (0-3000m) pos: 4.7 neg: 1.5 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 150.7 deg Storm rel helicity (0-3000m) pos: 260.2 neg: -32.6 tot: 227.6 m^2/s^2 ave: 75.9 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 8.1 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 4.93 Bulk Shear: 42.05 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 43 8 99 12| 0.0 8.9 8.9| 0.0 -20.7 -20.7 -41.5 -0.69| 9.5 -6.6 1000 31 8 94 11| 4.5 4.5 9.0| 22.1 -22.3 -0.1 -0.1 0.00| 11.6 0.0 1500 33 7 98 11| 5.3 3.0 8.3| 63.7 -22.3 41.4 27.6 0.31| 11.4 3.5 2000 161 8 149 18| 5.8 2.2 8.0|112.0 -22.3 89.7 44.8 0.46| 11.3 5.2 2500 263 10 202 10| 5.4 1.8 7.2|186.3 -22.3 164.1 65.6 0.59| 12.0 7.1 3000 295 13 245 5| 4.7 1.5 6.2|260.2 -32.6 227.6 75.9 0.63| 12.9 8.1 4000 279 15 237 10| 3.5 2.1 5.7|260.2-178.8 81.4 20.3 0.20| 13.2 2.6 5000 284 15 242 9| 2.8 2.7 5.5|260.2-276.0 -15.9 -3.2 0.03| 12.4 0.3 6000 290 13 243 7| 2.2 2.2 4.3|260.2-292.2 -32.0 -5.3 -0.00| 11.0 -0.0 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250423.12.gif