UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 29 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 1005 164 3.0 -11.0 35 14.0 -1.5 260 9 275.8 276.0 271.4 280.4 1.64 1 1000 204 3.4 -9.6 38 13.0 -1.0 270 11 276.5 276.9 272.2 281.8 1.84 2 925 832 -0.5 -14.5 34 14.0 -4.6 305 17 278.8 279.0 272.7 282.7 1.34 3 921 866 -0.9 -14.9 34 14.0 -4.9 305 17 278.7 279.0 272.6 282.5 1.30 4 850 1496 -6.9 -16.9 45 10.0 -9.4 305 19 278.9 279.1 272.5 282.4 1.20 5 763 2327 -15.1 -19.7 68 4.6 -16.0 313 23 278.8 279.0 272.2 281.9 1.05 6 700 2980 -14.9 -30.9 24 16.0 -17.4 320 27 286.0 286.1 275.2 287.3 0.42 7 692 3067 -15.1 -33.1 20 18.0 -17.8 320 28 286.7 286.8 275.5 287.8 0.34 8 502 5431 -27.9 -41.9 25 14.0 -29.2 320 42 298.7 298.7 281.0 299.3 0.19 9 500 5460 -28.1 -42.1 25 14.0 -29.3 320 42 298.8 298.8 281.1 299.4 0.19 10 400 7020 -40.3 -50.3 33 10.0 -40.8 310 46 302.6 302.6 282.5 303.0 0.10 11 373 7494 -44.1 -53.1 36 9.0 -44.4 310 45 303.7 303.7 283.0 304.0 0.07 12 327 8368 -50.1 -59.1 34 9.0 -50.3 310 42 307.1 307.1 284.2 307.2 0.04 13 300 8930 -52.3 -60.3 38 8.0 -52.5 310 40 311.6 311.6 285.9 311.8 0.04 14 290 9150 -53.3 -61.3 37 8.0 -53.4 310 40 313.2 313.2 286.5 313.4 0.03 15 265 9732 -53.3 -62.3 33 9.0 -53.5 304 37 321.4 321.4 289.2 321.6 0.03 16 250 10110 -51.5 -60.5 33 9.0 -51.7 300 35 329.5 329.5 291.6 329.7 0.04 17 244 10267 -51.1 -60.1 33 9.0 -51.3 296 35 332.4 332.4 292.4 332.6 0.05 18 212 11181 -50.1 -61.1 26 11.0 -50.4 274 34 347.6 347.6 296.1 347.8 0.05 19 200 11560 -50.5 -62.5 23 12.0 -50.8 265 33 352.8 352.8 297.3 353.0 0.04 20 150 13440 -50.5 -66.5 13 16.0 -51.0 265 35 383.1 383.1 302.8 383.2 0.03 21 129 14424 -50.3 -68.3 10 18.0 -51.0 258 34 400.3 400.3 305.3 400.4 0.03 22 100 16080 -51.7 -71.7 7 20.0 -52.4 245 31 427.8 427.8 308.6 428.0 0.02 23 90 16762 -51.5 -72.5 6 21.0 -52.3 245 29 441.3 441.3 310.0 441.4 0.02 24 71 18289 -54.3 -75.3 6 21.0 -55.1 245 23 466.3 466.3 312.3 466.4 0.02 25 70 18380 -53.5 -74.5 6 21.0 -54.4 245 23 469.9 469.9 312.7 470.1 0.02 26 64 18958 -52.1 -74.1 5 22.0 -53.2 253 19 485.2 485.2 313.9 485.4 0.03 27 59 19480 -55.7 -77.7 5 22.0 -56.5 260 16 488.5 488.5 314.1 488.6 0.02 28 50 20540 -52.9 -75.9 5 23.0 -54.1 275 9 518.8 518.8 316.2 519.0 0.03 29 48 20802 -53.1 -76.1 4 23.0 -54.4 271 9 524.4 524.4 316.6 524.6 0.03 30 45 21214 -56.1 -78.1 5 22.0 -57.1 264 9 526.9 526.9 316.8 527.0 0.02 31 30 23800 -53.5 -76.5 4 23.0 -55.3 220 9 598.8 598.8 320.6 599.1 0.04 32 29 24018 -53.7 -76.7 4 23.0 -55.5 223 9 604.1 604.1 320.8 604.4 0.04 33 21 26095 -54.1 -77.1 4 23.0 -56.3 255 5 661.3 661.3 323.1 661.7 0.05 34 20 26410 -51.9 -74.9 5 23.0 -54.7 260 5 677.3 677.3 323.7 677.9 0.07 35 14 28738 -48.7 -72.7 5 24.0 -53.4 760.9 761.0 326.3 762.3 0.15 TRP 290 9150 -53.3 -61.3 37 8.0 -53.4 310 40 313.2 313.2 286.5 313.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5256.00 m Freezing level: 934.62 mb = 751.49 m = 2465.48 ft Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 34.22 % Est. max temperature: 6.16 C = 43.08 F Sfc-Lift cond lev (LCL): 807.85 mb = 1887.41 m = 6192.23 ft T: -10.76 C 700-500 lapse rate: 5.32 C/km ThetaE index: 0.80 C Layer 921.0- 700.0 mb Conv cond level (CCL): 661.20 mb = 3402.25 m = 11162.09 ft Mean mixing ratio: 1.54 g/kg Conv temperature: 15.68 C = 60.22 F Cap Strength: 14.00 C Lifted Index: 14.07 C Risk: None Lifted Index @300 mb: 20.86 C Lifted Index @700 mb: 6.12 C Showalter Index: 13.95 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 11.20 C K Index: -11.70 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.10 J/kg Max Up Vert Vel: 3.49 m/s Conv Inhibition (B-): 55253.58 J/kg Cap Strength: 13.99 C Lift Cond Lev (LCL): 772.91 mb = 2227.71 m = 7308.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 22 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 1005 164 260 9 8.9 1.6 | 189 23 3.6 22.5 1 1000 204 270 11 11.0 -0.0 | 195 22 5.8 20.9 2 925 832 305 17 13.9 -9.8 | 218 14 8.7 11.2 3 850 1496 305 19 15.6 -10.9 | 226 14 10.3 10.0 4 700 2980 320 27 17.4 -20.7 | 269 12 12.1 0.2 5 500 5460 320 42 27.0 -32.2 | 297 25 21.8 -11.2 6 400 7020 310 46 35.2 -29.6 | 286 31 30.0 -8.6 7 300 8930 310 40 30.6 -25.7 | 281 26 25.4 -4.8 8 290 9150 310 40 30.6 -25.7 | 281 26 25.4 -4.8 9 250 10110 300 35 30.3 -17.5 | 262 25 25.1 3.4 10 200 11560 265 33 32.9 2.9 | 229 36 27.7 23.8 11 150 13440 265 35 34.9 3.1 | 231 38 29.6 24.0 12 100 16080 245 31 28.1 13.1 | 214 41 22.9 34.0 13 70 18380 245 23 20.8 9.7 | 207 34 15.6 30.6 14 50 20540 275 9 9.0 -0.8 | 191 20 3.7 20.1 15 30 23800 220 9 5.8 6.9 | 181 28 0.6 27.8 16 20 26410 260 5 4.9 0.9 | 179 22 -0.3 21.8 Wind Parameters Mean winds (0-6000m): 316.0 at 28.8 knts Storm direction: 346.0 at 21.6 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 83.5 deg Storm rel helicity (0-3000m) pos: 92.6 neg: 0.0 tot: 92.6 m^2/s^2 ave: 30.9 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 48.29 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 ------------------------------------------------------------------------------- 500 284 13 202 19| 9.9 0.0 9.9| 41.5 0.0 41.5 83.1 0.78| 10.3 8.0 1000 296 15 210 17| 6.8 0.0 6.8| 52.6 0.0 52.6 52.6 0.75| 7.2 5.4 1500 300 16 215 16| 5.2 0.0 5.2| 60.2 0.0 60.2 40.1 0.78| 5.5 4.3 2000 303 18 220 15| 4.7 0.0 4.7| 71.3 0.0 71.3 35.7 0.81| 5.0 4.0 2500 306 19 226 14| 4.5 0.0 4.5| 82.6 0.0 82.6 33.0 0.83| 4.7 3.9 3000 309 20 232 13| 4.3 0.0 4.3| 92.6 0.0 92.6 30.9 0.85| 4.5 3.8 4000 313 23 245 13| 3.2 0.8 4.0|107.7 0.0 107.7 26.9 0.80| 4.1 3.3 5000 315 26 259 13| 2.6 1.2 3.8|122.8 0.0 122.8 24.6 0.75| 3.9 3.0 6000 316 29 269 15| 2.1 1.4 3.5|127.2 -16.4 110.8 18.5 0.62| 3.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250429.00.gif