UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 27 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 124 3.4 -12.6 30 16.0 -1.6 360 7 276.2 276.4 271.3 280.3 1.44 1 1000 164 1.4 -13.6 32 15.0 -3.0 360 9 274.5 274.8 270.1 278.4 1.34 2 925 783 -4.7 -16.7 38 12.0 -7.7 330 21 274.5 274.7 269.7 277.7 1.12 3 850 1440 -10.9 -18.9 52 8.0 -12.6 330 19 274.7 274.9 269.7 277.7 1.01 4 738 2505 -20.3 -25.2 65 4.9 -21.1 345 20 275.8 275.9 269.8 277.8 0.67 5 725 2637 -20.1 -24.7 67 4.6 -20.8 346 21 277.4 277.5 270.9 279.6 0.71 6 706 2834 -19.5 -27.5 49 8.0 -20.7 349 21 280.2 280.3 272.3 281.9 0.57 7 700 2897 -20.1 -29.1 45 9.0 -21.4 350 21 280.2 280.3 272.2 281.7 0.49 8 619 3798 -24.5 -44.5 14 20.0 -26.1 352 24 285.2 285.2 274.3 285.6 0.12 9 598 4048 -25.5 -43.5 17 18.0 -27.0 352 25 286.9 286.9 275.3 287.3 0.14 10 500 5320 -34.1 -51.1 16 17.0 -35.0 355 29 291.5 291.5 277.5 291.7 0.07 11 445 6131 -39.3 -54.3 19 15.0 -39.9 355 29 294.8 294.8 279.1 295.0 0.05 12 403 6809 -42.1 -57.1 18 15.0 -42.6 355 29 299.6 299.6 281.3 299.8 0.04 13 400 6860 -42.9 -57.9 18 15.0 -43.3 355 29 299.2 299.2 281.1 299.4 0.04 14 376 7273 -46.5 -61.5 17 15.0 -46.8 348 30 299.8 299.8 281.3 299.9 0.03 15 365 7469 -46.3 -61.3 17 15.0 -46.6 345 30 302.6 302.6 282.5 302.7 0.03 16 350 7746 -48.3 -63.3 16 15.0 -48.6 340 31 303.6 303.6 282.8 303.7 0.02 17 300 8760 -47.3 -63.3 14 16.0 -47.7 345 36 318.7 318.7 288.3 318.8 0.03 18 250 9970 -46.9 -65.9 10 19.0 -47.4 345 25 336.3 336.3 293.4 336.4 0.02 19 200 11440 -46.9 -69.9 6 23.0 -47.6 330 15 358.5 358.5 298.4 358.6 0.02 20 154 13175 -46.3 -72.3 4 26.0 -47.2 289 11 387.4 387.4 303.4 387.4 0.01 21 150 13350 -47.3 -73.3 4 26.0 -48.1 285 11 388.6 388.6 303.6 388.6 0.01 22 120 14818 -49.9 -74.9 4 25.0 -50.7 263 12 409.4 409.4 306.5 409.5 0.01 23 100 16010 -49.9 -74.9 4 25.0 -50.8 245 13 431.3 431.3 309.0 431.4 0.01 24 70 18330 -51.7 -75.7 4 24.0 -52.7 250 9 473.8 473.8 313.0 473.9 0.02 25 63 19012 -52.5 -76.5 4 24.0 -53.5 245 11 486.5 486.5 314.0 486.6 0.02 26 60 19328 -50.5 -74.5 4 24.0 -51.8 243 12 497.8 497.8 314.8 498.0 0.03 27 50 20510 -52.9 -76.9 4 24.0 -54.1 235 15 518.8 518.8 316.2 518.9 0.02 28 34 22982 -55.9 -79.9 3 24.0 -57.2 220 18 571.4 571.4 319.2 571.6 0.02 29 30 23780 -54.9 -78.9 4 24.0 -56.5 215 19 595.0 595.0 320.4 595.2 0.03 30 26 24694 -54.1 -78.1 4 24.0 -56.0 219 21 622.1 622.1 321.6 622.4 0.03 31 24 25202 -57.3 -80.3 4 23.0 -58.7 221 22 627.2 627.2 321.8 627.4 0.03 32 20 26360 -54.3 -78.3 4 24.0 -56.6 225 25 670.0 670.0 323.4 670.3 0.04 33 10 30911 -43.7 -69.7 4 26.0 -51.7 856.4 856.6 328.6 859.8 0.32 TRP 350 7746 -48.3 -63.3 16 15.0 -48.6 340 31 303.6 303.6 282.8 303.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5156.00 m Freezing level: 982.79 mb = 306.07 m = 1004.14 ft Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 36.02 % Est. max temperature: 1.96 C = 35.53 F Sfc-Lift cond lev (LCL): 782.97 mb = 2059.23 m = 6755.93 ft T: -16.36 C 700-500 lapse rate: 5.78 C/km ThetaE index: 2.63 C Layer 1000.0- 738.0 mb Conv cond level (CCL): 763.27 mb = 2251.39 m = 7386.37 ft Mean mixing ratio: 1.21 g/kg Conv temperature: 2.82 C = 37.08 F Cap Strength: 8.58 C Lifted Index: 11.35 C Risk: None Lifted Index @300 mb: 28.82 C Lifted Index @700 mb: 4.02 C Showalter Index: 11.64 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 15.20 C K Index: -4.70 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.92 J/kg Max Up Vert Vel: 1.36 m/s Conv Inhibition (B-): 68276.23 J/kg Cap Strength: 11.23 C Lift Cond Lev (LCL): 774.93 mb = 2137.08 m = 7011.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 18 at 17 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 124 360 7 -0.0 -7.0 | 209 11 5.2 9.3 1 1000 164 360 9 -0.0 -9.0 | 216 9 5.2 7.3 2 925 783 330 21 10.5 -18.2 | 277 16 15.7 -1.9 3 850 1440 330 19 9.5 -16.5 | 271 15 14.7 -0.2 4 700 2897 350 21 3.6 -20.7 | 297 10 8.8 -4.4 5 500 5320 355 29 2.5 -28.9 | 329 15 7.7 -12.6 6 400 6860 355 29 2.5 -28.9 | 329 15 7.7 -12.6 7 350 7746 340 31 10.6 -29.1 | 309 20 15.8 -12.9 8 300 8760 345 36 9.3 -34.8 | 322 24 14.5 -18.5 9 250 9970 345 25 6.5 -24.1 | 304 14 11.7 -7.9 10 200 11440 330 15 7.5 -13.0 | 256 13 12.7 3.3 11 150 13350 285 11 10.6 -2.8 | 230 21 15.8 13.4 12 100 16010 245 13 11.8 5.5 | 218 28 17.0 21.7 13 70 18330 250 9 8.5 3.1 | 215 24 13.7 19.3 14 50 20510 235 15 12.3 8.6 | 215 30 17.5 24.9 15 30 23780 215 19 10.9 15.6 | 207 36 16.1 31.8 16 20 26360 225 25 17.7 17.7 | 214 41 22.9 33.9 Wind Parameters Mean winds (0-6000m): 347.7 at 22.8 knts Storm direction: 17.7 at 17.1 knts Shear (0-3000m) pos: 1.3 neg: 2.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 91.2 deg Storm rel helicity (0-3000m) pos: 47.1 neg: -6.1 tot: 41.0 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 12.57 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 ------------------------------------------------------------------------------- 500 346 13 247 9| 0.0 12.1 12.1| 23.5 0.0 23.5 46.9 0.80| 12.7 10.1 1000 335 17 265 12| 0.0 7.4 7.4| 27.8 -3.1 24.7 24.7 0.60| 8.9 5.3 1500 334 18 268 13| 0.4 4.9 5.3| 30.1 -6.1 24.0 16.0 0.53| 6.5 3.5 2000 334 18 270 13| 0.8 3.7 4.5| 36.4 -6.1 30.3 15.2 0.56| 5.5 3.1 2500 336 19 273 13| 1.2 2.9 4.1| 42.2 -6.1 36.1 14.5 0.58| 4.9 2.8 3000 339 19 277 12| 1.3 2.5 3.8| 47.1 -6.1 41.0 13.7 0.60| 4.5 2.7 4000 342 20 284 12| 1.3 1.8 3.1| 55.5 -6.1 49.4 12.3 0.63| 3.8 2.4 5000 346 21 293 11| 1.4 1.5 2.8| 64.4 -6.1 58.3 11.7 0.64| 3.4 2.2 6000 348 23 301 12| 1.2 1.2 2.4| 66.3 -6.1 60.2 10.0 0.64| 2.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250427.12.gif