UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 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 1009 169 8.2 3.2 71 5.0 5.8 150 7 280.6 281.4 278.5 293.8 4.77 1 1000 243 10.6 3.6 62 7.0 7.1 210 5 283.8 284.6 280.3 297.6 4.95 2 980 412 13.2 2.2 47 11.0 7.7 219 8 288.0 288.8 281.8 301.1 4.57 3 936 796 11.4 -1.6 40 13.0 5.4 240 13 290.0 290.6 281.5 300.5 3.63 4 925 895 10.8 -2.2 40 13.0 4.9 245 15 290.4 291.0 281.6 300.6 3.51 5 865 1450 7.0 -3.0 49 10.0 2.5 249 13 292.0 292.6 282.4 302.4 3.54 6 850 1593 4.0 -5.0 52 9.0 0.3 250 13 290.3 290.9 281.1 299.4 3.10 7 759 2496 -5.9 -9.5 76 3.6 -7.1 270 11 289.2 289.6 279.7 296.4 2.45 8 755 2537 -5.5 -8.9 77 3.4 -6.7 271 11 290.1 290.5 280.3 297.7 2.58 9 716 2954 -3.7 -24.7 18 21.0 -8.9 281 9 296.5 296.6 280.8 298.8 0.72 10 700 3132 -4.7 -28.7 13 24.0 -10.0 285 9 297.3 297.4 280.9 299.0 0.51 11 632 3926 -9.7 -33.7 12 24.0 -14.1 283 10 300.4 300.5 282.0 301.6 0.35 12 500 5690 -21.5 -39.5 18 18.0 -23.8 280 13 306.8 306.9 284.4 307.7 0.25 13 486 5899 -22.7 -40.7 18 18.0 -24.8 283 13 307.9 307.9 284.8 308.7 0.22 14 400 7300 -33.3 -46.3 26 13.0 -34.3 305 11 311.7 311.7 286.1 312.3 0.15 15 331 8598 -44.7 -53.7 36 9.0 -45.0 302 10 313.4 313.4 286.6 313.7 0.08 16 317 8886 -46.5 -54.5 40 8.0 -46.8 301 9 314.8 314.8 287.1 315.1 0.07 17 300 9250 -49.3 -57.3 39 8.0 -49.5 300 9 315.9 315.9 287.5 316.1 0.06 18 253 10354 -56.3 -64.3 36 8.0 -56.4 305 11 321.3 321.3 289.2 321.4 0.03 19 250 10430 -55.7 -63.7 36 8.0 -55.8 300 11 323.3 323.3 289.8 323.4 0.03 20 238 10742 -54.7 -62.7 37 8.0 -54.9 294 12 329.3 329.4 291.6 329.5 0.03 21 210 11532 -57.3 -65.3 36 8.0 -57.4 280 16 337.3 337.3 293.7 337.4 0.03 22 200 11840 -55.7 -64.7 32 9.0 -55.9 275 17 344.6 344.6 295.4 344.7 0.03 23 169 12916 -53.7 -63.7 28 10.0 -54.0 284 13 364.9 364.9 299.7 365.1 0.04 24 150 13680 -54.7 -65.7 24 11.0 -55.0 290 11 375.8 375.8 301.6 376.0 0.04 25 100 16270 -56.3 -70.3 16 14.0 -56.7 275 7 418.9 419.0 307.6 419.1 0.03 26 77 17934 -54.7 -70.7 12 16.0 -55.4 297 11 454.8 454.8 311.3 455.0 0.04 27 70 18540 -57.3 -73.3 11 16.0 -57.8 305 13 461.8 461.8 312.0 462.0 0.03 28 66 18910 -58.7 -74.7 11 16.0 -59.2 316 12 466.6 466.6 312.4 466.7 0.02 29 62 19301 -59.1 -75.1 11 16.0 -59.6 328 11 474.1 474.1 313.0 474.3 0.02 30 55 20056 -55.5 -73.5 9 18.0 -56.3 352 9 498.9 498.9 314.9 499.1 0.03 31 54 20173 -56.5 -74.5 9 18.0 -57.2 355 8 499.2 499.2 314.9 499.4 0.03 32 50 20660 -56.3 -74.3 9 18.0 -57.1 10 7 510.8 510.8 315.7 511.0 0.03 33 30 23910 -55.7 -74.7 8 19.0 -57.1 75 11 592.8 592.8 320.3 593.2 0.05 34 25 25080 -53.1 -74.1 6 21.0 -55.2 77 17 632.0 632.0 322.0 632.5 0.07 35 20 26510 -55.9 -75.9 6 20.0 -57.8 80 25 665.1 665.1 323.3 665.6 0.06 36 19 26836 -55.9 -76.9 6 21.0 -57.9 674.9 674.9 323.6 675.4 0.06 37 11 30358 -50.5 -72.5 6 22.0 -55.2 808.7 808.8 327.5 810.6 0.19 TRP 253 10354 -56.3 -64.3 36 8.0 -56.4 305 11 321.3 321.3 289.2 321.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5447.00 m Freezing level: 813.23 mb = 1957.67 m = 6422.71 ft Wetbulb zero: 846.87 mb = 1622.43 m = 5322.86 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 33.30 % Est. max temperature: 18.95 C = 66.10 F Sfc-Lift cond lev (LCL): 934.78 mb = 807.29 m = 2648.57 ft T: 11.33 C 700-500 lapse rate: 6.57 C/km ThetaE index: 6.00 C Layer 850.0- 755.0 mb Conv cond level (CCL): 792.68 mb = 2149.48 m = 7052.00 ft Mean mixing ratio: 4.14 g/kg Conv temperature: 17.26 C = 63.07 F Cap Strength: 5.34 C Lifted Index: 7.43 C Risk: None Lifted Index @300 mb: 11.27 C Lifted Index @700 mb: 4.68 C Showalter Index: 7.86 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 16.50 C K Index: -3.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 1.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.65 J/kg Max Up Vert Vel: 7.96 m/s Conv Inhibition (B-): 121.09 J/kg Cap Strength: 7.19 C Lift Cond Lev (LCL): 809.73 mb = 1979.89 m = 6495.62 ft Lev Free Conv (LFC): 774.73 mb = 2332.08 m = 7651.10 ft Equ Level (EL): 744.73 mb = 2644.67 m = 8676.63 ft B at Equ Level: 27.52 J/kg Max Parcel Lev (MPL): 714.73 mb = 2968.03 m = 9737.52 ft Wind level data Storm motion: 299 at 8 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 1009 169 150 7 -3.5 6.1 | 133 15 -10.9 10.1 1 1000 243 210 5 2.5 4.3 | 150 10 -4.9 8.4 2 925 895 245 15 13.6 6.3 | 211 12 6.2 10.4 3 850 1593 250 13 12.2 4.4 | 209 10 4.8 8.5 4 700 3132 285 9 8.7 -2.3 | 216 2 1.3 1.8 5 500 5690 280 13 12.8 -2.3 | 251 6 5.4 1.8 6 400 7300 305 11 9.0 -6.3 | 325 3 1.6 -2.2 7 300 9250 300 9 7.8 -4.5 | 319 1 0.4 -0.4 8 253 10354 305 11 9.0 -6.3 | 325 3 1.6 -2.2 9 250 10430 300 11 9.5 -5.5 | 304 3 2.1 -1.4 10 200 11840 275 17 16.9 -1.5 | 255 10 9.5 2.6 11 150 13680 290 11 10.3 -3.8 | 264 3 2.9 0.3 12 100 16270 275 7 7.0 -0.6 | 172 4 -0.5 3.5 13 70 18540 305 13 10.6 -7.5 | 316 5 3.2 -3.4 14 50 20660 10 7 -1.2 -6.9 | 72 9 -8.6 -2.8 15 30 23910 75 11 -10.6 -2.8 | 94 18 -18.1 1.2 16 20 26510 80 25 -24.6 -4.3 | 90 32 -32.1 -0.3 Wind Parameters Mean winds (0-6000m): 268.8 at 11.3 knts Storm direction: 298.8 at 8.5 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 84.1 deg Storm rel helicity (0-3000m) pos: 47.7 neg: -0.7 tot: 47.0 m^2/s^2 ave: 15.7 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.43 Bulk Shear: 9.24 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 ------------------------------------------------------------------------------- 500 221 8 168 10| 13.1 0.0 13.1| 31.6 0.0 31.6 63.2 0.81| 13.9 11.2 1000 238 11 191 10| 8.5 0.0 8.5| 44.9 -0.1 44.8 44.8 0.82| 9.6 7.8 1500 242 12 198 10| 5.4 0.0 5.4| 45.3 -0.6 44.7 29.8 0.74| 7.0 5.2 2000 246 12 201 10| 4.0 0.0 4.0| 47.1 -0.6 46.5 23.2 0.69| 6.0 4.1 2500 250 12 204 9| 3.1 0.0 3.1| 47.7 -0.6 47.1 18.8 0.64| 5.3 3.4 3000 254 11 205 8| 2.5 0.0 2.5| 47.7 -0.7 47.0 15.7 0.59| 4.8 2.8 4000 260 11 210 7| 1.9 0.2 2.1| 48.4 -0.7 47.7 11.9 0.59| 3.8 2.2 5000 265 11 216 6| 1.5 0.3 1.9| 49.1 -0.7 48.4 9.7 0.58| 3.2 1.8 6000 269 11 222 6| 1.3 0.3 1.6| 51.0 -0.7 50.3 8.4 0.58| 2.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250416.00.gif