UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 17 OCT 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 171 8.2 3.3 71 4.9 5.8 240 7 281.2 282.0 278.9 294.6 4.84 1 1000 187 7.6 2.6 71 5.0 5.2 240 7 280.8 281.5 278.4 293.5 4.61 2 964 486 2.8 0.1 82 2.7 1.6 249 12 278.9 279.5 276.6 289.9 3.99 3 925 819 1.4 -0.9 85 2.3 0.4 260 17 280.7 281.4 277.4 291.5 3.87 4 888 1149 1.6 -2.9 72 4.5 -0.3 270 18 284.2 284.8 278.7 294.1 3.47 5 850 1500 -1.3 -4.8 77 3.5 -2.7 280 19 284.8 285.3 278.5 293.8 3.14 6 700 3016 -12.5 -15.0 82 2.5 -13.2 290 19 288.6 288.9 278.5 293.7 1.70 7 691 3114 -13.1 -15.4 83 2.3 -13.7 290 19 289.0 289.3 278.6 294.1 1.67 8 684 3192 -11.1 -13.5 82 2.4 -11.8 290 19 292.1 292.5 280.5 298.1 1.97 9 660 3467 -9.5 -15.5 62 6.0 -11.3 291 20 296.9 297.2 282.3 302.3 1.73 10 605 4133 -13.1 -25.1 36 12.0 -15.7 292 21 300.2 300.4 282.5 302.9 0.82 11 520 5264 -22.5 -33.5 36 11.0 -24.1 294 23 302.2 302.3 282.8 303.7 0.43 12 500 5550 -24.3 -36.3 32 12.0 -25.8 295 23 303.4 303.5 283.2 304.6 0.34 13 434 6569 -30.7 -44.7 24 14.0 -31.9 273 19 307.8 307.9 284.7 308.4 0.16 14 415 6884 -34.7 -48.7 23 14.0 -35.5 266 18 306.6 306.7 284.2 307.0 0.11 15 400 7140 -37.1 -50.1 25 13.0 -37.8 260 17 306.8 306.8 284.2 307.1 0.10 16 336 8326 -44.5 -56.5 25 12.0 -44.9 251 10 312.3 312.4 286.2 312.6 0.05 17 300 9080 -47.3 -58.3 27 11.0 -47.6 245 5 318.7 318.7 288.3 318.9 0.05 18 250 10270 -52.9 -64.9 22 12.0 -53.1 260 15 327.4 327.4 291.0 327.5 0.02 19 226 10919 -57.3 -69.3 20 12.0 -57.5 270 29 330.3 330.3 291.8 330.3 0.01 20 200 11700 -54.9 -67.9 19 13.0 -55.1 285 29 345.8 345.8 295.7 345.9 0.02 21 175 12554 -54.3 -69.3 14 15.0 -54.6 283 31 360.3 360.3 298.8 360.4 0.02 22 150 13540 -55.3 -71.3 12 16.0 -55.6 280 33 374.8 374.8 301.4 374.9 0.02 23 119 15004 -58.5 -75.5 9 17.0 -58.8 280 30 394.6 394.6 304.5 394.6 0.01 24 100 16100 -56.7 -74.7 9 18.0 -57.1 280 27 418.2 418.2 307.5 418.3 0.02 25 70 18350 -59.3 -79.3 6 20.0 -59.7 275 25 457.5 457.5 311.5 457.6 0.01 26 59 19420 -59.9 -79.9 6 20.0 -60.4 275 27 479.1 479.1 313.4 479.2 0.01 27 51 20335 -57.5 -78.5 5 21.0 -58.2 275 29 505.1 505.1 315.3 505.2 0.02 28 50 20460 -58.7 -79.7 5 21.0 -59.3 275 29 505.2 505.2 315.3 505.2 0.01 29 35 22685 -61.3 -83.3 4 22.0 -62.0 275 25 552.6 552.6 318.2 552.7 0.01 30 30 23650 -57.5 -80.5 4 23.0 -58.7 275 23 587.9 587.9 320.0 588.0 0.02 31 29 23864 -56.5 -79.5 4 23.0 -57.9 274 24 596.4 596.4 320.5 596.5 0.02 32 21 25901 -58.5 -81.5 4 23.0 -59.9 262 30 648.0 648.0 322.6 648.2 0.02 33 20 26210 -55.5 -79.5 3 24.0 -57.5 260 31 666.3 666.3 323.3 666.6 0.04 34 10 30690 -48.3 -73.3 4 25.0 -54.2 270 33 839.3 839.3 328.2 841.2 0.19 35 9.3 31168 -48.3 -73.3 4 25.0 -54.5 856.9 857.0 328.6 859.0 0.20 TRP 226 10919 -57.3 -69.3 20 12.0 -57.5 270 29 330.3 330.3 291.8 330.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5363.00 m Freezing level: 867.03 mb = 1342.49 m = 4404.44 ft Wetbulb zero: 902.38 mb = 1018.95 m = 3342.97 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 62.91 % Est. max temperature: 11.77 C = 53.18 F Sfc-Lift cond lev (LCL): 929.72 mb = 777.94 m = 2552.27 ft T: 1.57 C 700-500 lapse rate: 4.66 C/km ThetaE index: 4.70 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 845.90 mb = 1537.77 m = 5045.11 ft Mean mixing ratio: 4.03 g/kg Conv temperature: 11.90 C = 53.42 F Cap Strength: 10.14 C Lifted Index: 10.78 C Risk: None Lifted Index @300 mb: 19.30 C Lifted Index @700 mb: 2.13 C Showalter Index: 9.11 C Risk: None Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 19.50 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 61.00 Risk: None Energy Index: 2.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.19 J/kg Max Up Vert Vel: 4.73 m/s Conv Inhibition (B-): 57918.84 J/kg Cap Strength: 10.57 C Lift Cond Lev (LCL): 906.04 mb = 986.23 m = 3235.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 14 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 171 240 7 6.1 3.5 | 164 14 -4.0 13.9 1 1000 187 240 7 6.1 3.5 | 164 14 -4.0 13.9 2 925 819 260 17 16.7 3.0 | 206 15 6.6 13.3 3 850 1500 280 19 18.7 -3.3 | 231 11 8.6 7.1 4 700 3016 290 19 17.9 -6.5 | 243 9 7.8 3.9 5 500 5550 295 23 20.8 -9.7 | 266 11 10.7 0.7 6 400 7140 260 17 16.7 3.0 | 206 15 6.6 13.3 7 300 9080 245 5 4.5 2.1 | 156 14 -5.6 12.5 8 250 10270 260 15 14.8 2.6 | 200 14 4.7 13.0 9 226 10919 270 29 29.0 -0.0 | 241 22 18.9 10.4 10 200 11700 285 29 28.0 -7.5 | 261 18 17.9 2.9 11 150 13540 280 33 32.5 -5.7 | 258 23 22.4 4.7 12 100 16100 280 27 26.6 -4.7 | 251 17 16.5 5.7 13 70 18350 275 25 24.9 -2.2 | 241 17 14.8 8.2 14 50 20460 275 29 28.9 -2.5 | 247 20 18.8 7.9 15 30 23650 275 23 22.9 -2.0 | 237 15 12.8 8.4 16 20 26210 260 31 30.5 5.4 | 232 26 20.4 15.8 17 10 30690 270 33 33.0 -0.0 | 246 25 22.9 10.4 Wind Parameters Mean winds (0-6000m): 285.8 at 19.3 knts Storm direction: 315.8 at 14.5 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 81.2 deg Storm rel helicity (0-3000m) pos: 66.8 neg: 0.0 tot: 66.8 m^2/s^2 ave: 22.3 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.56 Bulk Shear: 20.08 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 ------------------------------------------------------------------------------- 500 250 11 180 14| 8.3 0.0 8.3| 31.4 0.0 31.4 62.9 1.00| 8.4 8.4 1000 259 14 195 13| 6.4 0.0 6.4| 51.8 0.0 51.8 51.8 0.96| 7.3 7.0 1500 266 15 205 13| 5.0 0.0 5.0| 61.2 0.0 61.2 40.8 0.93| 6.1 5.7 2000 271 16 212 12| 3.8 0.0 3.8| 63.1 0.0 63.1 31.6 0.91| 4.8 4.4 2500 275 17 217 11| 3.1 0.0 3.1| 65.0 0.0 65.0 26.0 0.90| 4.1 3.7 3000 277 17 221 11| 2.7 0.0 2.7| 66.8 0.0 66.8 22.3 0.89| 3.6 3.2 4000 281 18 228 10| 2.2 0.0 2.2| 70.5 0.0 70.5 17.6 0.90| 2.9 2.6 5000 284 19 234 10| 2.0 0.0 2.0| 74.5 0.0 74.5 14.9 0.89| 2.5 2.2 6000 286 19 239 10| 1.6 0.4 2.1| 75.7 -16.2 59.5 9.9 0.55| 2.6 1.4 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251017.12.gif