UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 16 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 1008 166 21.8 -4.2 17 26.0 9.6 310 15 294.3 294.8 282.4 302.6 2.77 1 1000 235 19.2 -0.8 26 20.0 9.4 270 11 292.4 293.0 282.5 302.9 3.60 2 925 896 12.6 -4.4 30 17.0 5.1 305 11 292.2 292.7 281.8 301.0 2.98 3 912 1014 11.0 -5.0 32 16.0 4.1 310 11 291.7 292.2 281.4 300.3 2.89 4 850 1595 5.4 -7.6 39 13.0 0.2 335 13 291.8 292.3 281.0 299.4 2.54 5 766 2432 -2.7 -9.7 59 7.0 -5.2 4 11 291.9 292.3 280.9 299.0 2.39 6 725 2867 -4.1 -10.1 63 6.0 -6.2 20 10 295.0 295.4 282.3 302.4 2.44 7 700 3143 -5.3 -13.3 53 8.0 -7.9 30 9 296.6 297.0 282.4 302.6 1.96 8 598 4366 -11.5 -21.5 43 10.0 -14.0 9 11 303.1 303.3 284.1 306.8 1.15 9 548 5028 -17.5 -25.5 50 8.0 -19.2 357 12 303.6 303.8 284.0 306.5 0.88 10 500 5710 -21.3 -40.3 16 19.0 -23.7 345 13 307.1 307.1 284.5 307.9 0.23 11 444 6572 -27.5 -53.5 7 26.0 -29.3 324 18 309.9 309.9 285.4 310.1 0.06 12 400 7310 -34.1 -55.1 10 21.0 -35.2 305 23 310.7 310.7 285.7 310.9 0.05 13 300 9260 -49.9 -59.9 30 10.0 -50.1 280 33 315.0 315.0 287.1 315.2 0.04 14 251 10405 -58.5 -67.5 30 9.0 -58.6 280 36 318.7 318.7 288.3 318.8 0.02 15 250 10430 -58.3 -67.3 31 9.0 -58.4 280 36 319.4 319.4 288.6 319.5 0.02 16 200 11840 -55.7 -65.7 28 10.0 -55.9 295 25 344.6 344.6 295.4 344.7 0.03 17 186 12303 -54.7 -66.7 21 12.0 -54.9 295 24 353.4 353.4 297.4 353.5 0.03 18 150 13680 -54.7 -69.7 14 15.0 -55.0 295 23 375.8 375.8 301.6 375.9 0.02 19 100 16270 -55.7 -74.7 8 19.0 -56.2 290 15 420.1 420.1 307.7 420.2 0.02 20 80 17691 -54.9 -75.9 6 21.0 -55.5 306 11 449.4 449.4 310.8 449.5 0.02 21 70 18540 -56.7 -78.7 5 22.0 -57.3 315 9 463.1 463.1 312.1 463.1 0.01 22 64 19108 -58.1 -80.1 4 22.0 -58.6 332 8 472.0 472.0 312.8 472.1 0.01 23 53 20307 -55.3 -78.3 4 23.0 -56.2 9 6 504.7 504.7 315.3 504.8 0.02 24 50 20680 -55.5 -77.5 5 22.0 -56.4 20 5 512.7 512.7 315.8 512.8 0.02 25 36 22768 -56.7 -78.7 5 22.0 -57.8 46 13 560.1 560.1 318.6 560.2 0.02 26 30 23930 -54.5 -77.5 4 23.0 -56.1 60 17 596.1 596.1 320.5 596.3 0.03 27 26 24845 -52.7 -75.7 5 23.0 -54.9 69 18 626.1 626.1 321.7 626.5 0.05 28 20 26530 -53.1 -76.1 4 23.0 -55.6 85 19 673.6 673.7 323.6 674.1 0.06 29 14 28824 -55.1 -78.1 4 23.0 -57.9 85 22 739.2 739.2 325.7 739.8 0.06 30 10 31010 -48.3 -72.3 5 24.0 -54.2 85 25 839.3 839.4 328.2 841.5 0.22 31 9.6 31280 -46.7 -70.7 5 24.0 -53.4 855.2 855.3 328.5 858.2 0.29 TRP 251 10405 -58.5 -67.5 30 9.0 -58.6 280 36 318.7 318.7 288.3 318.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5475.00 m Freezing level: 794.00 mb = 2153.05 m = 7063.73 ft Wetbulb zero: 846.95 mb = 1623.89 m = 5327.67 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 43.39 % Est. max temperature: 19.32 C = 66.77 F Sfc-Lift cond lev (LCL): 682.95 mb = 3334.42 m = 10939.55 ft T: -6.27 C 700-500 lapse rate: 6.23 C/km ThetaE index: 3.93 C Layer 925.0- 725.0 mb Conv cond level (CCL): 654.78 mb = 3661.52 m = 12012.73 ft Mean mixing ratio: 3.22 g/kg Conv temperature: 26.90 C = 80.42 F Cap Strength: 5.59 C Lifted Index: 6.45 C Risk: None Lifted Index @300 mb: 9.49 C Lifted Index @700 mb: 3.12 C Showalter Index: 8.09 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 13.70 C K Index: 11.10 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.29 J/kg Max Up Vert Vel: 6.97 m/s Conv Inhibition (B-): 58341.45 J/kg Cap Strength: 6.27 C Lift Cond Lev (LCL): 724.11 mb = 2876.57 m = 9437.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 17 at 9 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 1008 166 310 15 11.5 -9.6 | 276 14 13.9 -1.5 1 1000 235 270 11 11.0 -0.0 | 239 16 13.5 8.2 2 925 896 305 11 9.0 -6.3 | 261 12 11.5 1.9 3 850 1595 335 13 5.5 -11.8 | 294 9 7.9 -3.6 4 700 3143 30 9 -4.5 -7.8 | 101 2 -2.0 0.4 5 500 5710 345 13 3.4 -12.6 | 307 7 5.8 -4.4 6 400 7310 305 23 18.8 -13.2 | 283 22 21.3 -5.0 7 300 9260 280 33 32.5 -5.7 | 266 35 35.0 2.5 8 251 10405 280 36 35.5 -6.3 | 267 38 37.9 1.9 9 250 10430 280 36 35.5 -6.3 | 267 38 37.9 1.9 10 200 11840 295 25 22.7 -10.6 | 275 25 25.1 -2.4 11 150 13680 295 23 20.8 -9.7 | 274 23 23.3 -1.5 12 100 16270 290 15 14.1 -5.1 | 260 17 16.5 3.1 13 70 18540 315 9 6.4 -6.4 | 258 9 8.8 1.8 14 50 20680 20 5 -1.7 -4.7 | 192 4 0.7 3.5 15 30 23930 60 17 -14.7 -8.5 | 89 12 -12.3 -0.3 16 20 26530 85 19 -18.9 -1.7 | 112 18 -16.5 6.5 17 10 31010 85 25 -24.9 -2.2 | 105 23 -22.5 6.0 Wind Parameters Mean winds (0-6000m): 346.7 at 11.4 knts Storm direction: 16.7 at 8.5 knts Shear (0-3000m) pos: 2.6 neg: 0.9 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -176.6 deg Storm rel helicity (0-3000m) pos: 40.9 neg: -34.2 tot: 6.7 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.29 Bulk Shear: 18.82 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 ------------------------------------------------------------------------------- 500 283 11 247 15| 0.0 5.7 5.7| 12.5 -34.2 -21.7 -43.4 -0.45| 14.0 -6.3 1000 295 11 254 13| 2.4 2.8 5.3| 24.6 -34.2 -9.6 -9.6 -0.12| 9.4 -1.1 1500 307 12 264 12| 3.2 1.9 5.1| 34.8 -34.2 0.6 0.4 0.08| 7.9 0.6 2000 317 12 272 10| 3.0 1.4 4.4| 38.1 -34.2 3.9 2.0 0.14| 7.0 1.0 2500 326 12 279 9| 2.8 1.1 4.0| 39.8 -34.2 5.6 2.2 0.19| 6.3 1.2 3000 332 11 283 8| 2.6 0.9 3.5| 40.9 -34.2 6.7 2.2 0.26| 5.8 1.5 4000 344 11 293 6| 1.9 0.4 2.3| 40.9 -35.5 5.3 1.3 0.15| 4.8 0.7 5000 348 11 299 5| 1.5 0.5 2.0| 40.9 -37.6 3.3 0.7 0.08| 4.2 0.4 6000 347 11 300 6| 1.3 0.9 2.2| 40.9 -41.4 -0.5 -0.1 0.03| 4.0 0.1 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250416.12.gif