UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 17 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 166 10.6 0.6 50 10.0 5.9 290 1 283.0 283.7 278.7 294.2 3.95 1 1000 241 16.2 4.2 45 12.0 9.9 350 3 289.4 290.3 283.1 304.1 5.17 2 982 395 16.0 2.0 39 14.0 8.9 357 3 290.7 291.5 282.8 303.7 4.50 3 925 899 12.2 -1.8 38 14.0 5.6 20 3 291.8 292.4 282.3 302.4 3.62 4 850 1598 5.6 -4.4 49 10.0 1.3 5 7 292.0 292.6 282.0 301.6 3.24 5 760 2498 -2.9 -8.9 63 6.0 -5.1 57 7 292.3 292.8 281.3 300.0 2.56 6 731 2807 -1.1 -25.1 14 24.0 -7.2 75 7 297.6 297.7 281.2 299.8 0.68 7 700 3151 -3.3 -33.3 8 30.0 -9.5 95 7 298.8 298.9 281.3 299.9 0.33 8 500 5720 -21.5 -37.5 22 16.0 -23.7 15 15 306.8 306.9 284.5 307.9 0.30 9 459 6344 -25.9 -43.9 17 18.0 -27.7 15 17 308.9 309.0 285.1 309.5 0.17 10 400 7320 -34.7 -48.7 23 14.0 -35.6 15 21 309.9 309.9 285.4 310.3 0.11 11 300 9260 -51.5 -62.5 26 11.0 -51.7 30 29 312.8 312.8 286.4 312.9 0.03 12 287 9546 -54.3 -64.3 28 10.0 -54.5 26 28 312.7 312.8 286.4 312.8 0.02 13 250 10420 -60.3 -69.3 30 9.0 -60.4 15 25 316.4 316.4 287.6 316.5 0.01 14 249 10445 -60.7 -69.7 30 9.0 -60.8 10 25 316.2 316.2 287.5 316.2 0.01 15 241 10650 -56.9 -66.9 27 10.0 -57.1 6 25 324.9 324.9 290.3 324.9 0.02 16 200 11830 -56.5 -66.5 27 10.0 -56.7 345 27 343.3 343.3 295.1 343.4 0.02 17 150 13660 -55.1 -67.1 21 12.0 -55.4 330 29 375.1 375.1 301.5 375.3 0.03 18 100 16240 -56.1 -71.1 14 15.0 -56.5 320 29 419.3 419.3 307.6 419.5 0.03 19 90 16913 -55.3 -70.3 14 15.0 -55.8 320 25 433.8 433.8 309.3 433.9 0.03 20 70 18520 -55.3 -72.3 10 17.0 -55.9 320 15 466.1 466.1 312.3 466.3 0.03 21 55 20048 -57.9 -74.9 10 17.0 -58.5 345 16 493.4 493.4 314.5 493.6 0.03 22 50 20650 -56.3 -74.3 9 18.0 -57.1 355 17 510.8 510.8 315.7 511.0 0.03 23 47 21045 -54.1 -73.1 8 19.0 -55.2 1 17 525.2 525.2 316.6 525.5 0.04 24 39 22242 -54.5 -74.5 7 20.0 -55.8 19 15 553.0 553.0 318.3 553.2 0.04 25 33 23305 -57.5 -77.5 6 20.0 -58.6 36 14 572.1 572.1 319.3 572.3 0.03 26 30 23910 -55.9 -75.9 6 20.0 -57.3 45 13 592.2 592.3 320.3 592.6 0.04 27 20 26500 -54.1 -77.1 4 23.0 -56.4 65 25 670.6 670.6 323.4 671.0 0.05 28 17 27545 -53.3 -76.3 4 23.0 -56.1 705.0 705.1 324.6 705.7 0.07 29 15 28359 -48.9 -72.9 4 24.0 -53.3 745.4 745.4 325.8 746.6 0.13 30 13 29292 -51.9 -74.9 5 23.0 -55.7 766.1 766.2 326.4 767.2 0.11 31 10 30996 -50.9 -73.9 5 23.0 -55.8 829.5 829.6 328.0 831.3 0.17 TRP 249 10445 -60.7 -69.7 30 9.0 -60.8 10 25 316.2 316.2 287.5 316.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5479.00 m Freezing level: 790.71 mb = 2190.94 m = 7188.05 ft Wetbulb zero: 831.64 mb = 1773.60 m = 5818.83 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 29.04 % Est. max temperature: 19.59 C = 67.27 F Sfc-Lift cond lev (LCL): 866.36 mb = 1440.42 m = 4725.72 ft T: 7.09 C 700-500 lapse rate: 7.08 C/km ThetaE index: 4.37 C Layer 982.0- 700.0 mb Conv cond level (CCL): 763.52 mb = 2460.89 m = 8073.69 ft Mean mixing ratio: 4.16 g/kg Conv temperature: 19.91 C = 67.84 F Cap Strength: 4.59 C Lifted Index: 5.58 C Risk: None Lifted Index @300 mb: 7.25 C Lifted Index @700 mb: 4.59 C Showalter Index: 6.37 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 17.10 C K Index: -7.30 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 1.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.08 J/kg Max Up Vert Vel: 5.49 m/s Conv Inhibition (B-): 62433.82 J/kg Cap Strength: 5.56 C Lift Cond Lev (LCL): 781.74 mb = 2271.15 m = 7451.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 63 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 1009 166 290 1 0.9 -0.3 | 249 7 6.8 2.7 1 1000 241 350 3 0.5 -3.0 | 270 6 6.4 0.1 2 925 899 20 3 -1.0 -2.8 | 268 5 4.8 0.2 3 850 1598 5 7 -0.6 -7.0 | 307 7 5.2 -4.0 4 700 3151 95 7 -7.0 0.6 | 162 4 -1.1 3.6 5 500 5720 15 15 -3.9 -14.5 | 350 12 1.9 -11.5 6 400 7320 15 21 -5.4 -20.3 | 359 17 0.4 -17.3 7 300 9260 30 29 -14.5 -25.1 | 21 24 -8.7 -22.1 8 250 10420 15 25 -6.5 -24.1 | 2 21 -0.6 -21.1 9 249 10445 10 25 -4.3 -24.6 | 356 22 1.5 -21.6 10 200 11830 345 27 7.0 -26.1 | 331 26 12.8 -23.1 11 150 13660 330 29 14.5 -25.1 | 317 30 20.3 -22.1 12 100 16240 320 29 18.6 -22.2 | 308 31 24.5 -19.2 13 70 18520 320 15 9.6 -11.5 | 299 18 15.5 -8.5 14 50 20650 355 17 1.5 -16.9 | 332 16 7.3 -13.9 15 30 23910 45 13 -9.2 -9.2 | 29 7 -3.4 -6.2 16 20 26500 65 25 -22.7 -10.6 | 66 18 -16.8 -7.6 Wind Parameters Mean winds (0-6000m): 32.7 at 8.7 knts Storm direction: 62.7 at 6.6 knts Shear (0-3000m) pos: 1.5 neg: 0.4 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -87.0 deg Storm rel helicity (0-3000m) pos: 12.8 neg: -0.2 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.59 Bulk Shear: 5.82 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 ------------------------------------------------------------------------------- 500 357 3 268 6| 3.1 0.0 3.1| 4.4 -0.1 4.4 8.7 0.68| 3.7 2.6 1000 8 3 271 5| 2.3 0.0 2.3| 6.4 -0.2 6.1 6.1 0.69| 2.9 2.0 1500 7 4 281 5| 1.6 0.9 2.4| 9.7 -0.2 9.5 6.3 0.72| 2.9 2.1 2000 13 5 289 5| 1.5 0.7 2.2| 11.5 -0.2 11.3 5.7 0.63| 3.1 2.0 2500 23 5 296 4| 1.5 0.5 2.0| 12.1 -0.2 11.9 4.8 0.62| 3.2 2.0 3000 33 6 301 3| 1.5 0.4 1.9| 12.8 -0.2 12.6 4.2 0.58| 3.3 1.9 4000 50 6 316 1| 1.1 1.0 2.1| 12.8 -4.7 8.1 2.0 0.23| 3.2 0.7 5000 45 7 345 2| 0.9 1.5 2.4| 12.8 -12.7 0.1 0.0 0.01| 3.3 0.0 6000 33 9 346 4| 0.7 1.7 2.4| 14.7 -20.9 -6.1 -1.0 -0.05| 3.3 -0.2 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250417.00.gif