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 U4908... Searching the city database file for: U4908 ... Date:1200Z 22 APR 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 118 SFC 983 257 3.4 -12.6 30 16.0 -1.7 315 5 277.9 278.2 272.4 282.2 1.47 2 925 746 -0.9 -16.9 29 16.0 -5.3 305 15 278.4 278.6 272.1 281.6 1.10 3 850 1413 -7.5 -20.5 35 13.0 -10.5 315 17 278.3 278.4 271.6 280.9 0.88 4 700 2884 -20.9 -27.9 53 7.0 -21.9 315 17 279.3 279.4 271.7 281.0 0.55 5 643 3505 -26.3 -31.3 63 5.0 -26.9 314 16 280.1 280.2 272.0 281.4 0.43 6 587 4159 -30.1 -36.1 56 6.0 -30.6 312 15 283.1 283.1 273.5 284.0 0.30 7 514 5097 -34.3 -40.3 55 6.0 -34.7 310 13 288.9 289.0 276.5 289.7 0.22 8 500 5290 -35.3 -41.3 54 6.0 -35.7 310 13 290.0 290.0 277.0 290.7 0.21 9 400 6800 -47.1 -52.1 56 5.0 -47.3 325 17 293.8 293.8 278.6 294.0 0.08 10 364 7418 -51.9 -56.9 55 5.0 -52.0 325 15 295.4 295.4 279.3 295.6 0.05 11 316 8334 -51.9 -57.9 48 6.0 -52.0 325 25 307.6 307.6 284.5 307.8 0.05 12 300 8670 -52.3 -58.3 48 6.0 -52.4 325 29 311.6 311.6 285.9 311.8 0.05 13 250 9860 -48.1 -57.1 35 9.0 -48.4 320 25 334.6 334.6 293.0 334.8 0.07 14 200 11340 -48.3 -62.3 18 14.0 -48.8 330 27 356.3 356.3 298.0 356.5 0.04 15 170 12414 -46.1 -63.1 13 17.0 -46.9 322 20 376.9 376.9 301.8 377.1 0.05 16 150 13240 -48.7 -66.7 11 18.0 -49.4 315 15 386.2 386.2 303.2 386.3 0.03 17 148 13328 -48.9 -66.9 11 18.0 -49.6 314 15 387.3 387.3 303.4 387.4 0.03 18 100 15900 -48.9 -68.9 8 20.0 -49.8 290 9 433.2 433.3 309.2 433.4 0.04 19 91 16519 -48.9 -68.9 8 20.0 -50.0 445.1 445.1 310.4 445.3 0.04 TRP 364 7418 -51.9 -56.9 55 5.0 -52.0 325 15 295.4 295.4 279.3 295.6 0.05 WND Sounding variables and indices 1000-500 mb thick: 5172.00 m Freezing level: 937.14 mb = 643.64 m = 2111.66 ft Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 47.52 % Est. max temperature: 3.92 C = 39.06 F Sfc-Lift cond lev (LCL): 765.83 mb = 2203.02 m = 7227.66 ft T: -14.70 C 700-500 lapse rate: 5.99 C/km ThetaE index: 1.26 C Layer 925.0- 700.0 mb Conv cond level (CCL): 718.90 mb = 2682.19 m = 8799.72 ft Mean mixing ratio: 1.18 g/kg Conv temperature: 4.72 C = 40.50 F Cap Strength: 6.55 C Lifted Index: 7.28 C Risk: None Lifted Index @300 mb: 21.24 C Lifted Index @700 mb: 0.53 C Showalter Index: 7.92 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 27.80 C Cross Totals Index: 14.80 C K Index: 0.30 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.70 J/kg Max Up Vert Vel: 1.84 m/s Conv Inhibition (B-): 18898.22 J/kg Cap Strength: 6.79 C Lift Cond Lev (LCL): 729.55 mb = 2570.77 m = 8434.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 11 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 ---------------------------------------------------------- 0 983 257 315 5 3.5 -3.5 | 182 7 0.3 7.3 1 925 746 305 15 12.3 -8.6 | 256 9 9.0 2.2 2 850 1413 315 17 12.0 -12.0 | 278 9 8.8 -1.2 3 700 2884 315 17 12.0 -12.0 | 278 9 8.8 -1.2 4 500 5290 310 13 10.0 -8.4 | 250 7 6.7 2.5 5 400 6800 325 17 9.8 -13.9 | 295 7 6.5 -3.1 6 364 7418 325 15 8.6 -12.3 | 285 6 5.3 -1.5 7 300 8670 325 29 16.6 -23.8 | 314 19 13.4 -12.9 8 250 9860 320 25 16.1 -19.2 | 303 15 12.8 -8.3 9 200 11340 330 27 13.5 -23.4 | 321 16 10.2 -12.5 10 150 13240 315 15 10.6 -10.6 | 268 7 7.3 0.2 11 100 15900 290 9 8.5 -3.1 | 214 9 5.2 7.8 Wind Parameters Mean winds (0-6000m): 313.3 at 15.1 knts Storm direction: 343.3 at 11.3 knts Shear (0-3000m) pos: 0.6 neg: 1.6 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 91.8 deg Storm rel helicity (0-3000m) pos: 23.9 neg: -1.3 tot: 22.6 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.49 Bulk Shear: 3.49 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 ------------------------------------------------------------------------------- 500 307 10 225 7| 0.0 10.4 10.4| 15.9 0.0 15.9 31.8 0.87| 10.5 9.1 1000 308 13 248 7| 1.3 5.2 6.5| 21.9 0.0 21.9 21.9 0.89| 6.6 5.8 1500 311 14 259 8| 1.2 3.5 4.6| 23.9 0.0 23.9 15.9 0.90| 4.7 4.2 2000 312 15 264 8| 0.9 2.6 3.5| 23.9 0.0 23.9 11.9 0.90| 3.5 3.1 2500 313 15 267 8| 0.7 2.1 2.8| 23.9 0.0 23.9 9.6 0.90| 2.8 2.5 3000 313 16 269 8| 0.6 1.6 2.2| 23.9 -1.3 22.6 7.5 0.82| 2.4 2.0 4000 313 16 269 8| 0.4 1.1 1.5| 23.9 -4.6 19.2 4.8 0.63| 2.1 1.3 5000 313 15 267 8| 0.3 0.7 1.1| 23.9 -7.9 16.0 3.2 0.47| 1.8 0.9 6000 313 15 266 8| 0.6 0.6 1.2| 30.2 -7.9 22.3 3.7 0.56| 1.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250422.12.gif