UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 18 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 1003 162 23.0 2.0 25 21.0 11.9 290 17 295.9 296.7 284.9 308.9 4.40 1 1000 188 22.0 1.0 25 21.0 11.2 295 15 295.1 295.9 284.3 307.3 4.11 2 986 310 20.2 -0.8 24 21.0 9.7 293 15 294.5 295.2 283.5 305.4 3.65 3 925 855 15.0 -3.0 29 18.0 6.6 285 13 294.6 295.2 283.2 304.5 3.31 4 850 1560 8.0 -5.0 39 13.0 2.3 280 13 294.5 295.1 282.9 303.8 3.10 5 730 2788 -3.5 -12.5 50 9.0 -6.5 292 18 295.0 295.4 281.8 301.2 2.00 6 714 2963 -2.9 -12.9 46 10.0 -6.3 293 18 297.6 297.9 282.9 303.7 1.98 7 700 3120 -3.9 -16.9 36 13.0 -7.9 295 19 298.2 298.4 282.5 302.7 1.45 8 678 3372 -5.5 -21.5 27 16.0 -9.8 297 19 299.1 299.3 282.3 302.4 1.01 9 646 3750 -7.5 -12.4 68 4.9 -9.2 300 19 301.0 301.4 284.6 308.1 2.28 10 500 5700 -20.1 -25.1 64 5.0 -21.1 315 21 308.5 308.7 286.0 311.8 1.00 11 492 5819 -20.5 -25.5 64 5.0 -21.5 314 21 309.5 309.7 286.3 312.7 0.98 12 400 7310 -32.5 -38.5 55 6.0 -33.1 305 19 312.7 312.8 286.7 314.0 0.34 13 371 7835 -37.3 -43.3 54 6.0 -37.8 301 19 313.2 313.2 286.7 314.0 0.22 14 351 8216 -39.1 -45.1 53 6.0 -39.5 298 19 315.8 315.8 287.6 316.5 0.19 15 300 9270 -48.3 -55.3 44 7.0 -48.5 290 19 317.3 317.3 287.9 317.5 0.07 16 260 10193 -56.7 -63.7 41 7.0 -56.8 298 21 318.2 318.2 288.2 318.3 0.03 17 250 10440 -58.3 -65.3 40 7.0 -58.4 300 21 319.4 319.4 288.6 319.5 0.02 18 226 11069 -62.1 -69.1 39 7.0 -62.1 305 23 322.9 322.9 289.7 323.0 0.02 19 200 11830 -58.7 -66.7 35 8.0 -58.8 315 23 339.8 339.8 294.3 339.9 0.02 20 174 12712 -54.1 -63.1 32 9.0 -54.4 317 25 361.2 361.2 299.0 361.4 0.05 21 150 13660 -55.1 -66.1 24 11.0 -55.4 320 27 375.1 375.1 301.5 375.3 0.04 22 100 16240 -57.1 -73.1 11 16.0 -57.5 335 25 417.4 417.4 307.4 417.5 0.02 23 80 17647 -58.1 -75.1 10 17.0 -58.5 348 21 442.8 442.9 310.1 442.9 0.02 24 70 18490 -56.5 -74.5 9 18.0 -57.1 355 19 463.5 463.5 312.1 463.6 0.02 25 58 19680 -57.5 -77.5 6 20.0 -58.2 1 17 486.9 486.9 314.0 487.0 0.02 26 50 20620 -56.5 -76.5 6 20.0 -57.3 5 15 510.3 510.3 315.7 510.5 0.02 27 36 22723 -52.3 -75.3 5 23.0 -54.0 21 20 571.5 571.5 319.2 571.7 0.04 28 30 23900 -53.1 -76.1 4 23.0 -54.9 30 23 599.9 599.9 320.6 600.2 0.04 29 20 26500 -56.3 -78.3 5 22.0 -58.2 20 25 663.8 663.9 323.2 664.2 0.04 30 14 28798 -50.1 -74.1 4 24.0 -54.4 756.2 756.2 326.1 757.3 0.12 31 12 29799 -52.9 -75.9 5 23.0 -56.6 780.3 780.4 326.8 781.3 0.11 TRP 226 11069 -62.1 -69.1 39 7.0 -62.1 305 23 322.9 322.9 289.7 323.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5512.00 m Freezing level: 766.52 mb = 2414.39 m = 7921.12 ft Wetbulb zero: 818.74 mb = 1862.40 m = 6110.15 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 48.65 % Est. max temperature: 21.64 C = 70.95 F Sfc-Lift cond lev (LCL): 733.95 mb = 2744.68 m = 9004.74 ft T: -3.09 C 700-500 lapse rate: 6.28 C/km ThetaE index: 7.76 C Layer 1000.0- 714.0 mb Conv cond level (CCL): 658.00 mb = 3606.03 m = 11830.65 ft Mean mixing ratio: 3.51 g/kg Conv temperature: 27.39 C = 81.31 F Cap Strength: 3.38 C Lifted Index: 5.37 C Risk: None Lifted Index @300 mb: 8.81 C Lifted Index @700 mb: 2.70 C Showalter Index: 6.25 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 28.10 C Cross Totals Index: 15.10 C K Index: 10.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 1.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.07 J/kg Max Up Vert Vel: 2.48 m/s Conv Inhibition (B-): 59929.43 J/kg Cap Strength: 5.32 C Lift Cond Lev (LCL): 712.51 mb = 2979.96 m = 9776.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 329 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 1003 162 290 17 16.0 -5.8 | 239 11 9.2 5.5 1 1000 188 295 15 13.6 -6.3 | 234 8 6.8 5.0 2 925 855 285 13 12.6 -3.4 | 216 10 5.8 8.0 3 850 1560 280 13 12.8 -2.3 | 214 11 6.0 9.1 4 700 3120 295 19 17.2 -8.0 | 252 11 10.5 3.3 5 500 5700 315 21 14.8 -14.8 | 293 9 8.1 -3.5 6 400 7310 305 19 15.6 -10.9 | 267 9 8.8 0.4 7 300 9270 290 19 17.9 -6.5 | 246 12 11.1 4.8 8 250 10440 300 21 18.2 -10.5 | 266 11 11.4 0.8 9 226 11069 305 23 18.8 -13.2 | 279 12 12.1 -1.9 10 200 11830 315 23 16.3 -16.3 | 297 11 9.5 -4.9 11 150 13660 320 27 17.4 -20.7 | 311 14 10.6 -9.3 12 100 16240 335 25 10.6 -22.7 | 341 12 3.8 -11.3 13 70 18490 355 19 1.7 -18.9 | 34 9 -5.1 -7.6 14 50 20620 5 15 -1.3 -14.9 | 66 9 -8.1 -3.6 15 30 23900 30 23 -11.5 -19.9 | 65 20 -18.3 -8.6 16 20 26500 20 25 -8.6 -23.5 | 52 20 -15.3 -12.2 Wind Parameters Mean winds (0-6000m): 299.2 at 17.6 knts Storm direction: 329.2 at 13.2 knts Shear (0-3000m) pos: 1.2 neg: 0.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 13.9 deg Storm rel helicity (0-3000m) pos: 21.1 neg: -10.4 tot: 10.7 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.57 Bulk Shear: 1.95 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 14 228 9| 0.0 3.6 3.6| 0.0 -7.3 -7.3 -14.6 -0.68| 4.5 -3.1 1000 289 14 222 9| 0.0 2.3 2.3| 0.0 -9.8 -9.8 -9.8 -0.69| 3.0 -2.0 1500 286 14 219 10| 0.0 1.5 1.5| 1.3 -10.4 -9.2 -6.1 -0.55| 2.3 -1.3 2000 285 14 220 10| 0.6 1.1 1.7| 7.7 -10.4 -2.7 -1.4 -0.16| 2.3 -0.4 2500 286 14 223 10| 0.9 0.9 1.8| 14.4 -10.4 4.0 1.6 0.08| 2.4 0.2 3000 288 15 228 10| 1.2 0.7 1.9| 21.1 -10.4 10.7 3.6 0.23| 2.4 0.6 4000 291 16 236 10| 1.2 0.6 1.7| 28.0 -10.4 17.6 4.4 0.35| 2.1 0.7 5000 295 17 244 9| 1.1 0.4 1.6| 34.8 -10.4 24.4 4.9 0.44| 2.0 0.9 6000 299 18 252 9| 1.1 0.4 1.5| 38.2 -12.9 25.3 4.2 0.40| 1.9 0.8 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250418.12.gif