UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 22 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 156 160 9 SFC 999 165 23.6 4.6 29 19.0 13.0 160 9 296.8 297.8 286.2 312.5 5.32 2 984 297 20.4 2.4 30 18.0 10.9 156 11 294.9 295.7 284.8 308.5 4.62 3 925 828 15.6 0.6 36 15.0 8.0 140 19 295.3 296.0 284.5 308.0 4.32 4 850 1536 9.0 -2.0 46 11.0 3.8 135 11 295.6 296.3 284.2 307.1 3.88 5 717 2912 -3.1 -9.1 63 6.0 -5.4 74 6 297.0 297.5 283.4 305.1 2.67 6 700 3102 -4.1 -10.1 63 6.0 -6.3 65 5 297.9 298.4 283.7 305.7 2.53 7 663 3526 -6.9 -11.2 71 4.3 -8.4 72 5 299.5 299.9 284.2 307.0 2.45 8 566 4738 -14.7 -23.7 46 9.0 -16.8 93 6 304.1 304.3 284.3 307.4 1.00 9 528 5258 -19.5 -36.5 21 17.0 -21.9 103 7 304.5 304.5 283.6 305.6 0.32 10 500 5660 -21.9 -34.9 30 13.0 -23.8 110 7 306.3 306.4 284.4 307.7 0.39 11 460 6268 -27.1 -37.1 38 10.0 -28.3 129 6 307.2 307.3 284.7 308.4 0.34 12 400 7260 -34.7 -50.7 18 16.0 -35.7 160 5 309.9 309.9 285.4 310.2 0.09 13 364 7913 -39.3 -57.3 13 18.0 -40.0 180 7 312.2 312.2 286.2 312.4 0.05 14 300 9210 -49.9 -66.9 12 17.0 -50.2 220 11 315.0 315.0 287.1 315.1 0.02 15 284 9568 -52.9 -68.9 13 16.0 -53.1 222 12 315.7 315.7 287.3 315.7 0.01 16 250 10390 -55.3 -70.3 14 15.0 -55.5 225 13 323.9 323.9 289.9 323.9 0.01 17 242 10596 -56.3 -71.3 14 15.0 -56.5 240 13 325.4 325.4 290.4 325.4 0.01 18 224 11085 -56.5 -71.5 13 15.0 -56.7 248 12 332.3 332.3 292.4 332.4 0.01 19 210 11496 -52.7 -67.7 15 15.0 -53.0 255 12 344.5 344.5 295.4 344.6 0.02 20 200 11810 -52.7 -67.7 15 15.0 -53.0 260 11 349.3 349.3 296.5 349.4 0.02 21 186 12279 -53.3 -69.3 13 16.0 -53.6 265 10 355.7 355.7 297.8 355.7 0.02 22 172 12787 -50.1 -68.1 10 18.0 -50.6 270 9 369.0 369.0 300.4 369.1 0.02 23 150 13680 -51.5 -69.5 10 18.0 -52.0 280 7 381.3 381.3 302.5 381.4 0.02 24 122 15012 -55.5 -76.5 6 21.0 -55.9 272 12 397.2 397.2 304.8 397.3 0.01 25 110 15672 -56.5 -78.5 5 22.0 -56.9 269 15 407.3 407.3 306.2 407.3 0.01 26 100 16280 -54.9 -77.9 4 23.0 -55.4 265 17 421.7 421.7 307.9 421.7 0.01 27 84 17382 -57.5 -79.5 4 22.0 -58.0 258 14 437.9 437.9 309.7 438.0 0.01 28 70 18530 -57.1 -79.1 5 22.0 -57.7 250 11 462.2 462.2 312.0 462.3 0.01 29 62 19297 -58.5 -80.5 4 22.0 -59.0 261 11 475.5 475.5 313.1 475.5 0.01 30 50 20650 -59.3 -81.3 4 22.0 -59.9 280 11 503.7 503.7 315.2 503.8 0.01 31 49 20776 -59.7 -81.7 4 22.0 -60.3 281 11 505.7 505.7 315.4 505.8 0.01 32 43 21599 -56.7 -78.7 5 22.0 -57.6 284 10 532.3 532.3 317.1 532.5 0.02 33 32 23463 -58.7 -79.7 5 21.0 -59.7 293 8 573.9 573.9 319.3 574.1 0.02 34 30 23870 -57.1 -79.1 5 22.0 -58.3 295 7 589.0 589.0 320.1 589.2 0.03 35 28 24308 -56.7 -78.7 5 22.0 -58.0 298 9 601.8 601.8 320.7 602.0 0.03 36 22 25837 -57.9 -79.9 4 22.0 -59.4 310 16 641.2 641.2 322.3 641.5 0.03 37 20 26440 -57.1 -79.1 5 22.0 -58.8 315 19 661.4 661.4 323.1 661.7 0.04 38 17 27470 -56.3 -78.3 5 22.0 -58.4 695.4 695.4 324.3 695.9 0.05 39 15 28271 -53.5 -76.5 4 23.0 -56.5 730.1 730.1 325.4 730.8 0.08 40 12 29711 -52.1 -75.1 5 23.0 -56.1 783.1 783.2 326.8 784.3 0.12 TRP 242 10596 -56.3 -71.3 14 15.0 -56.5 240 13 325.4 325.4 290.4 325.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5504.00 m Freezing level: 751.07 mb = 2559.84 m = 8398.33 ft Wetbulb zero: 794.65 mb = 2080.69 m = 6826.34 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 48.28 % Est. max temperature: 22.35 C = 72.23 F Sfc-Lift cond lev (LCL): 753.73 mb = 2508.41 m = 8229.60 ft T: 0.45 C 700-500 lapse rate: 6.96 C/km ThetaE index: 7.40 C Layer 984.0- 700.0 mb Conv cond level (CCL): 725.83 mb = 2813.46 m = 9230.41 ft Mean mixing ratio: 4.48 g/kg Conv temperature: 23.69 C = 74.64 F Cap Strength: 1.45 C Lifted Index: 1.40 C Risk: Showers probable Lifted Index @300 mb: 4.87 C Lifted Index @700 mb: 0.80 C Showalter Index: 2.28 C Risk: Showers probable Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.90 C Cross Totals Index: 19.90 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 65.00 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.16 J/kg Max Up Vert Vel: 2.51 m/s Conv Inhibition (B-): 56503.36 J/kg Cap Strength: 1.57 C Lift Cond Lev (LCL): 743.20 mb = 2622.23 m = 8603.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 148 at 6 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 ---------------------------------------------------------- 0 999 165 160 9 -3.1 8.5 | 184 3 0.2 3.1 1 925 828 140 19 -12.2 14.6 | 136 13 -8.9 9.2 2 850 1536 135 11 -7.8 7.8 | 118 5 -4.5 2.4 3 700 3102 65 5 -4.5 -2.1 | 9 8 -1.2 -7.5 4 500 5660 110 7 -6.6 2.4 | 48 4 -3.3 -3.0 5 400 7260 160 5 -1.7 4.7 | 292 2 1.6 -0.7 6 300 9210 220 11 7.1 8.4 | 254 11 10.4 3.1 7 250 10390 225 13 9.2 9.2 | 253 13 12.5 3.8 8 242 10596 240 13 11.3 6.5 | 265 15 14.6 1.1 9 200 11810 260 11 10.8 1.9 | 284 15 14.1 -3.4 10 150 13680 280 7 6.9 -1.2 | 303 12 10.2 -6.6 11 100 16280 265 17 16.9 1.5 | 281 21 20.2 -3.9 12 70 18530 250 11 10.3 3.8 | 277 14 13.6 -1.6 13 50 20650 280 11 10.8 -1.9 | 297 16 14.1 -7.3 14 30 23870 295 7 6.3 -3.0 | 311 13 9.7 -8.3 15 20 26440 315 19 13.4 -13.4 | 318 25 16.7 -18.8 Wind Parameters Mean winds (0-6000m): 118.3 at 8.4 knts Storm direction: 148.3 at 6.3 knts Shear (0-3000m) pos: 0.0 neg: 1.8 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): -174.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -34.2 tot: -34.2 m^2/s^2 ave: -11.4 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.50 Bulk Shear: 6.29 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 ------------------------------------------------------------------------------- 500 148 13 148 6| 0.0 8.4 8.4| 0.0 -7.0 -7.0 -13.9 -0.50| 8.5 -4.3 1000 144 15 140 9| 0.0 4.0 4.0| 0.0 -14.2 -14.2 -14.2 -0.46| 7.4 -3.4 1500 141 14 136 8| 0.0 1.8 1.8| 0.0 -18.4 -18.4 -12.3 -0.47| 6.8 -3.2 2000 138 13 128 7| 0.0 2.0 2.0| 0.0 -24.1 -24.1 -12.0 -0.56| 6.1 -3.4 2500 134 12 119 6| 0.0 2.0 2.0| 0.0 -29.6 -29.6 -11.8 -0.61| 5.6 -3.4 3000 132 11 111 5| 0.0 1.8 1.8| 0.0 -34.2 -34.2 -11.4 -0.64| 5.1 -3.3 4000 124 10 89 5| 0.2 1.4 1.6| 2.8 -34.2 -31.3 -7.8 -0.55| 4.1 -2.3 5000 119 9 76 4| 0.4 1.1 1.5| 5.3 -34.2 -28.9 -5.8 -0.47| 3.5 -1.6 6000 118 8 71 4| 0.5 0.9 1.4| 6.4 -34.2 -27.8 -4.6 -0.41| 3.2 -1.3 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250422.12.gif