UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 19 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 1002 165 16.0 0.0 34 16.0 8.3 260 9 289.0 289.7 281.3 300.0 3.81 1 1000 182 17.8 3.8 39 14.0 10.4 265 7 291.0 291.8 283.5 305.4 5.02 2 989 276 18.8 3.8 37 15.0 10.8 264 8 292.9 293.8 284.4 307.6 5.08 3 936 745 16.6 1.6 36 15.0 8.9 261 12 295.3 296.1 284.9 308.8 4.59 4 925 845 14.2 0.2 38 14.0 7.3 260 13 293.8 294.6 283.8 306.1 4.19 5 922 872 13.8 -0.2 38 14.0 6.9 260 13 293.7 294.4 283.7 305.7 4.08 6 896 1113 11.6 -0.4 43 12.0 5.8 264 12 293.8 294.6 283.8 306.0 4.14 7 850 1552 7.6 -2.4 49 10.0 3.0 270 11 294.1 294.8 283.5 305.2 3.77 8 731 2768 -3.7 -8.2 71 4.5 -5.4 247 11 294.7 295.2 282.7 303.2 2.82 9 704 3065 -3.3 -10.3 58 7.0 -5.9 241 11 298.3 298.8 283.8 305.9 2.48 10 700 3110 -3.5 -15.5 39 12.0 -7.4 240 11 298.6 298.9 282.9 303.7 1.63 11 651 3680 -5.9 -30.9 12 25.0 -11.2 242 11 302.2 302.2 282.8 303.7 0.45 12 576 4621 -14.5 -36.5 14 22.0 -18.0 246 10 302.9 302.9 283.0 303.9 0.29 13 526 5304 -17.7 -44.7 8 27.0 -21.0 248 9 307.0 307.0 284.4 307.5 0.14 14 500 5680 -20.9 -48.9 6 28.0 -23.7 250 9 307.6 307.6 284.5 307.9 0.09 15 405 7203 -32.9 -56.9 7 24.0 -34.1 264 11 311.1 311.1 285.8 311.3 0.04 16 400 7290 -33.5 -55.5 9 22.0 -34.7 265 11 311.4 311.5 285.9 311.6 0.05 17 300 9240 -49.9 -55.9 49 6.0 -50.1 260 23 315.0 315.0 287.2 315.3 0.07 18 250 10410 -58.3 -63.3 53 5.0 -58.4 270 15 319.4 319.4 288.6 319.5 0.03 19 229 10961 -60.3 -66.3 45 6.0 -60.4 290 13 324.5 324.5 290.2 324.6 0.02 20 200 11810 -59.1 -65.1 46 6.0 -59.2 305 5 339.2 339.2 294.1 339.3 0.03 21 192 12068 -56.1 -62.1 47 6.0 -56.2 312 7 348.0 348.0 296.2 348.2 0.05 22 165 13032 -55.3 -62.3 41 7.0 -55.5 338 16 364.7 364.7 299.7 365.0 0.05 23 150 13640 -55.3 -63.3 36 8.0 -55.5 355 21 374.8 374.8 301.4 375.0 0.05 24 126 14750 -55.3 -65.3 28 10.0 -55.6 351 22 394.0 394.0 304.4 394.2 0.05 25 100 16210 -58.9 -69.9 23 11.0 -59.2 345 23 413.9 413.9 307.0 414.1 0.03 26 86 17159 -58.1 -70.1 20 12.0 -58.5 345 21 433.8 433.8 309.3 434.0 0.04 27 70 18460 -56.9 -70.9 15 14.0 -57.4 345 19 462.7 462.7 312.0 462.9 0.04 28 50 20580 -57.5 -73.5 11 16.0 -58.2 360 17 508.0 508.0 315.5 508.2 0.04 29 42 21682 -57.7 -74.7 10 17.0 -58.5 3 16 533.5 533.5 317.2 533.7 0.04 30 33 23219 -54.1 -72.1 9 18.0 -55.6 8 15 581.1 581.1 319.8 581.6 0.07 31 30 23830 -54.9 -73.9 8 19.0 -56.4 10 15 595.0 595.0 320.4 595.4 0.06 32 24 25257 -53.9 -73.9 7 20.0 -55.9 16 17 637.1 637.1 322.2 637.7 0.07 33 20 26420 -56.3 -76.3 6 20.0 -58.1 20 19 663.8 663.9 323.2 664.3 0.06 34 18 27089 -56.5 -76.5 6 20.0 -58.5 683.5 683.5 323.9 684.1 0.06 35 15 28250 -54.9 -75.9 6 21.0 -57.5 725.4 725.5 325.3 726.2 0.08 TRP 229 10961 -60.3 -66.3 45 6.0 -60.4 290 13 324.5 324.5 290.2 324.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5498.00 m Freezing level: 769.96 mb = 2369.60 m = 7774.18 ft Wetbulb zero: 807.58 mb = 1964.67 m = 6445.70 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 33.30 % Est. max temperature: 21.11 C = 70.01 F Sfc-Lift cond lev (LCL): 787.08 mb = 2171.89 m = 7125.54 ft T: 1.84 C 700-500 lapse rate: 6.77 C/km ThetaE index: 3.09 C Layer 925.0- 896.0 mb Conv cond level (CCL): 755.29 mb = 2504.19 m = 8215.76 ft Mean mixing ratio: 4.62 g/kg Conv temperature: 21.64 C = 70.95 F Cap Strength: 3.37 C Lifted Index: 3.16 C Risk: None Lifted Index @300 mb: 5.69 C Lifted Index @700 mb: 1.99 C Showalter Index: 4.51 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 18.50 C K Index: 14.10 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 0.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.63 J/kg Max Up Vert Vel: 4.15 m/s Conv Inhibition (B-): 31.27 J/kg Cap Strength: 3.34 C Lift Cond Lev (LCL): 764.73 mb = 2404.05 m = 7887.20 ft Lev Free Conv (LFC): 739.73 mb = 2671.94 m = 8766.11 ft Equ Level (EL): 719.73 mb = 2890.38 m = 9482.76 ft B at Equ Level: 6.45 J/kg Max Parcel Lev (MPL): 699.73 mb = 3113.02 m = 10213.19 ft Wind level data Storm motion: 282 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 1002 165 260 9 8.9 1.6 | 201 3 1.2 3.2 1 1000 182 265 7 7.0 0.6 | 164 2 -0.7 2.3 2 925 845 260 13 12.8 2.3 | 233 6 5.2 3.9 3 850 1552 270 11 11.0 -0.0 | 244 4 3.4 1.7 4 700 3110 240 11 9.5 5.5 | 195 7 1.9 7.2 5 500 5680 250 9 8.5 3.1 | 190 5 0.8 4.7 6 400 7290 265 11 11.0 1.0 | 232 4 3.3 2.6 7 300 9240 260 23 22.7 4.0 | 249 16 15.0 5.6 8 250 10410 270 15 15.0 -0.0 | 257 8 7.4 1.7 9 229 10961 290 13 12.2 -4.4 | 301 5 4.6 -2.8 10 200 11810 305 5 4.1 -2.9 | 71 4 -3.5 -1.2 11 150 13640 355 21 1.8 -20.9 | 17 20 -5.8 -19.3 12 100 16210 345 23 6.0 -22.2 | 5 21 -1.7 -20.6 13 70 18460 345 19 4.9 -18.4 | 9 17 -2.7 -16.7 14 50 20580 360 17 -0.0 -17.0 | 26 17 -7.6 -15.3 15 30 23830 10 15 -2.6 -14.8 | 38 17 -10.2 -13.1 16 20 26420 20 19 -6.5 -17.9 | 41 22 -14.1 -16.2 Wind Parameters Mean winds (0-6000m): 252.2 at 10.4 knts Storm direction: 282.2 at 7.8 knts Shear (0-3000m) pos: 0.4 neg: 0.9 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -6.1 deg Storm rel helicity (0-3000m) pos: 4.3 neg: -7.0 tot: -2.7 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 2.6 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 13.54 Bulk Shear: 0.64 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 ------------------------------------------------------------------------------- 500 263 9 207 3| 2.5 0.0 2.5| 2.2 -0.7 1.5 2.9 0.30| 5.2 1.6 1000 262 11 224 4| 1.6 0.0 1.6| 3.8 -0.7 3.0 3.0 0.33| 4.1 1.3 1500 264 11 229 4| 0.8 0.0 0.8| 4.3 -1.0 3.2 2.2 0.28| 3.4 0.9 2000 264 11 229 4| 0.6 0.5 1.1| 4.3 -2.8 1.5 0.7 0.10| 3.0 0.3 2500 262 11 225 5| 0.5 0.8 1.3| 4.3 -4.9 -0.6 -0.2 -0.01| 2.8 -0.0 3000 259 11 219 5| 0.4 0.9 1.3| 4.3 -7.0 -2.7 -0.9 -0.09| 2.6 -0.2 4000 255 11 212 5| 0.4 0.7 1.0| 4.3 -7.1 -2.8 -0.7 -0.09| 2.1 -0.2 5000 253 11 208 5| 0.3 0.5 0.9| 4.3 -7.5 -3.2 -0.6 -0.10| 1.8 -0.2 6000 252 10 205 5| 0.4 0.4 0.8| 5.4 -7.7 -2.3 -0.4 -0.05| 1.6 -0.1 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250419.00.gif