UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 26 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 ------------------------------------------------------------------------------- 0 1000 29 SFC 984 165 12.2 7.7 74 4.5 9.7 350 1 286.7 287.8 283.6 305.5 6.71 2 961 367 18.6 7.6 49 11.0 12.3 312 3 295.1 296.3 287.1 314.9 6.82 3 925 695 17.0 3.0 39 14.0 9.5 250 5 296.7 297.6 286.0 311.8 5.13 4 918 759 16.6 2.6 39 14.0 9.2 252 5 296.9 297.8 285.9 311.8 5.03 5 903 898 15.6 1.6 39 14.0 8.3 256 6 297.3 298.2 285.8 311.4 4.75 6 850 1404 10.4 0.4 50 10.0 5.4 270 7 297.0 297.9 285.6 310.8 4.63 7 734 2598 -0.7 -4.5 75 3.8 -2.3 293 12 297.6 298.3 284.9 308.8 3.73 8 721 2740 -1.3 -4.7 78 3.4 -2.8 295 12 298.5 299.2 285.2 309.8 3.74 9 700 2975 -2.9 -8.9 63 6.0 -5.2 300 13 299.3 299.8 284.5 307.8 2.78 10 547 4886 -15.5 -33.5 20 18.0 -18.6 278 17 306.2 306.2 284.4 307.6 0.41 11 500 5560 -19.9 -33.9 28 14.0 -22.1 270 19 308.8 308.9 285.4 310.3 0.43 12 488 5740 -21.1 -37.1 22 16.0 -23.4 269 19 309.5 309.5 285.5 310.6 0.32 13 400 7170 -33.5 -49.5 19 16.0 -34.6 260 15 311.4 311.5 286.0 311.8 0.10 14 300 9110 -50.1 -64.1 18 14.0 -50.4 250 25 314.7 314.7 287.0 314.8 0.02 15 250 10280 -59.3 -71.3 20 12.0 -59.4 250 36 317.9 317.9 288.1 317.9 0.01 16 239 10563 -61.5 -73.5 19 12.0 -61.6 250 36 318.7 318.7 288.3 318.7 0.01 17 200 11690 -55.7 -67.7 21 12.0 -55.9 230 33 344.6 344.6 295.4 344.7 0.02 18 188 12085 -53.1 -65.1 22 12.0 -53.4 232 32 354.9 354.9 297.7 355.0 0.03 19 150 13540 -52.1 -66.1 17 14.0 -52.5 240 29 380.3 380.3 302.3 380.5 0.04 20 128 14571 -49.7 -66.7 12 17.0 -50.4 240 32 402.3 402.3 305.5 402.5 0.04 21 100 16160 -56.7 -74.7 9 18.0 -57.1 240 36 418.2 418.2 307.5 418.3 0.02 22 96 16418 -57.9 -75.9 8 18.0 -58.3 242 34 420.7 420.7 307.8 420.8 0.01 23 90 16826 -57.1 -76.1 7 19.0 -57.5 244 32 430.2 430.2 308.9 430.2 0.01 24 71 18321 -58.7 -78.7 6 20.0 -59.2 254 22 456.9 457.0 311.5 457.0 0.01 25 70 18410 -59.1 -79.1 6 20.0 -59.6 255 21 457.9 458.0 311.6 458.0 0.01 26 59 19486 -57.7 -77.7 6 20.0 -58.3 260 19 484.0 484.0 313.8 484.1 0.02 27 53 20157 -61.5 -81.5 5 20.0 -61.9 263 18 490.3 490.3 314.2 490.4 0.01 28 50 20520 -59.9 -79.9 6 20.0 -60.4 265 17 502.3 502.3 315.1 502.4 0.01 29 46 21044 -57.1 -78.1 5 21.0 -57.9 265 16 521.2 521.2 316.4 521.3 0.02 30 39 22082 -59.9 -79.9 6 20.0 -60.6 265 15 539.3 539.3 317.5 539.4 0.02 31 30 23730 -57.3 -79.3 5 22.0 -58.5 265 13 588.4 588.4 320.1 588.6 0.02 32 29 23944 -56.9 -78.9 5 22.0 -58.2 262 13 595.3 595.3 320.4 595.5 0.03 33 23 25398 -60.1 -82.1 4 22.0 -61.2 245 13 626.7 626.7 321.7 626.8 0.02 34 20 26280 -54.5 -77.5 4 23.0 -56.8 235 13 669.4 669.4 323.4 669.8 0.05 35 19 26609 -53.3 -76.3 4 23.0 -55.9 683.0 683.0 323.9 683.5 0.06 36 16 27712 -54.9 -77.9 4 23.0 -57.5 712.2 712.2 324.8 712.7 0.06 37 11 30156 -46.1 -70.1 5 24.0 -52.5 824.7 824.8 327.9 827.5 0.27 38 10 30789 -46.3 -70.3 5 24.0 -53.0 846.7 846.9 328.4 849.8 0.29 TRP 239 10563 -61.5 -73.5 19 12.0 -61.6 250 36 318.7 318.7 288.3 318.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5531.00 m Freezing level: 741.32 mb = 2522.78 m = 8276.73 ft Wetbulb zero: 768.86 mb = 2220.53 m = 7285.10 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 46.91 % Est. max temperature: 22.63 C = 72.73 F Sfc-Lift cond lev (LCL): 919.34 mb = 746.94 m = 2450.57 ft T: 16.68 C 700-500 lapse rate: 6.58 C/km ThetaE index: 6.07 C Layer 925.0- 721.0 mb Conv cond level (CCL): 756.20 mb = 2355.55 m = 7728.10 ft Mean mixing ratio: 5.67 g/kg Conv temperature: 23.04 C = 73.48 F Cap Strength: 1.99 C Lifted Index: 1.23 C Risk: Showers probable Lifted Index @300 mb: 2.26 C Lifted Index @700 mb: 0.30 C Showalter Index: 1.94 C Risk: Showers probable Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.30 C Cross Totals Index: 20.30 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 69.80 Risk: None Energy Index: -0.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.21 J/kg Max Up Vert Vel: 7.77 m/s Conv Inhibition (B-): 59962.20 J/kg Cap Strength: 1.99 C Lift Cond Lev (LCL): 780.98 mb = 2093.15 m = 6867.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 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 ---------------------------------------------------------- 0 984 165 350 1 0.2 -1.0 | 126 9 -7.0 5.1 1 925 695 250 5 4.7 1.7 | 162 8 -2.5 7.7 2 850 1404 270 7 7.0 -0.0 | 178 6 -0.2 6.0 3 700 2975 300 13 11.3 -6.5 | 276 4 4.1 -0.5 4 500 5560 270 19 19.0 -0.0 | 243 13 11.8 6.0 5 400 7170 260 15 14.8 2.6 | 221 12 7.6 8.6 6 300 9110 250 25 23.5 8.6 | 228 22 16.3 14.6 7 250 10280 250 36 33.8 12.3 | 235 32 26.7 18.3 8 239 10563 250 36 33.8 12.3 | 235 32 26.7 18.3 9 200 11690 230 33 25.3 21.2 | 214 33 18.1 27.2 10 150 13540 240 29 25.1 14.5 | 221 27 17.9 20.5 11 100 16160 240 36 31.2 18.0 | 225 34 24.0 24.0 12 70 18410 255 21 20.3 5.4 | 229 17 13.1 11.5 13 50 20520 265 17 16.9 1.5 | 232 12 9.8 7.5 14 30 23730 265 13 13.0 1.1 | 219 9 5.8 7.2 15 20 26280 235 13 10.6 7.5 | 194 14 3.5 13.5 Wind Parameters Mean winds (0-6000m): 280.1 at 12.5 knts Storm direction: 310.1 at 9.4 knts Shear (0-3000m) pos: 1.8 neg: 0.8 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 147.0 deg Storm rel helicity (0-3000m) pos: 20.3 neg: -0.4 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.38 Bulk Shear: 12.69 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 3 146 8| 0.0 5.1 5.1| 7.4 -0.1 7.2 14.5 0.67| 6.3 4.2 1000 259 4 156 7| 0.9 2.5 3.4| 10.5 -0.1 10.4 10.4 0.68| 4.3 2.9 1500 264 5 163 7| 1.3 1.7 3.0| 13.1 -0.1 13.0 8.7 0.70| 3.6 2.5 2000 271 6 170 6| 1.6 1.3 2.9| 15.9 -0.1 15.7 7.9 0.73| 3.3 2.4 2500 278 7 179 5| 1.8 1.0 2.8| 18.5 -0.1 18.4 7.4 0.77| 3.2 2.5 3000 284 8 189 4| 1.8 0.8 2.6| 20.3 -0.4 19.9 6.6 0.75| 3.1 2.3 4000 287 10 213 4| 1.3 1.1 2.5| 20.3 -3.1 17.2 4.3 0.55| 2.8 1.5 5000 284 11 229 5| 1.1 1.3 2.4| 20.3 -8.2 12.0 2.4 0.39| 2.7 1.0 6000 280 13 233 6| 0.9 1.2 2.1| 20.3 -17.3 3.0 0.5 0.25| 2.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250426.00.gif