UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 24 DEC 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 1006 186 -12.3 -14.4 84 2.1 -12.8 260 3 260.4 260.6 260.0 263.7 1.24 1 1000 232 -12.7 -15.5 80 2.8 -13.3 270 9 260.5 260.6 259.9 263.5 1.14 2 949 633 -9.9 -14.9 67 5.0 -11.1 287 16 267.2 267.4 265.1 270.7 1.26 3 925 830 -11.7 -17.7 61 6.0 -12.9 295 19 267.3 267.5 264.8 270.2 1.03 4 920 871 -12.1 -18.1 61 6.0 -13.3 296 19 267.4 267.5 264.7 270.1 1.00 5 850 1469 -17.5 -21.2 73 3.7 -18.1 310 19 267.8 267.9 264.7 270.2 0.83 6 822 1719 -19.5 -22.1 80 2.6 -19.9 316 19 268.3 268.4 265.0 270.5 0.79 7 785 2066 -13.3 -24.3 39 11.0 -15.3 324 20 278.5 278.6 271.4 280.5 0.68 8 774 2174 -13.7 -28.7 27 15.0 -16.1 327 20 279.2 279.3 271.5 280.6 0.46 9 729 2627 -16.3 -39.3 12 23.0 -18.9 338 21 281.2 281.2 272.1 281.7 0.17 10 700 2932 -18.5 -32.5 28 14.0 -20.4 345 21 282.0 282.1 272.9 283.1 0.36 11 616 3876 -23.7 -27.3 72 3.6 -24.2 0 29 286.5 286.6 275.9 288.6 0.66 12 520 5093 -32.1 -35.7 70 3.6 -32.4 20 40 290.6 290.7 277.5 291.8 0.35 13 500 5370 -32.9 -36.6 69 3.7 -33.2 25 42 292.9 293.0 278.6 294.0 0.33 14 416 6643 -39.3 -42.7 70 3.4 -39.5 37 57 300.5 300.6 281.8 301.3 0.21 15 400 6910 -41.1 -44.3 71 3.2 -41.3 40 60 301.6 301.6 282.3 302.2 0.19 16 344 7915 -49.5 -52.9 67 3.4 -49.6 43 60 303.5 303.5 282.9 303.8 0.08 17 300 8800 -54.3 -57.9 64 3.6 -54.4 45 60 308.8 308.8 284.9 309.0 0.05 18 271 9450 -58.3 -62.2 61 3.9 -58.3 41 62 312.1 312.1 286.1 312.2 0.03 19 263 9640 -58.6 -62.6 60 4.0 -58.6 40 62 314.4 314.4 286.9 314.5 0.03 20 250 9960 -59.1 -63.2 59 4.1 -59.2 40 62 318.2 318.2 288.2 318.3 0.03 21 236 10321 -59.3 -63.5 58 4.2 -59.3 40 59 323.2 323.2 289.8 323.3 0.03 22 209 11077 -62.3 -66.8 55 4.5 -62.3 40 54 329.9 329.9 291.7 330.0 0.02 23 200 11350 -61.1 -65.6 55 4.5 -61.2 40 50 336.0 336.0 293.3 336.1 0.03 24 150 13120 -62.9 -68.9 44 6.0 -63.0 25 36 361.7 361.7 299.1 361.8 0.02 25 102 15489 -63.9 -70.9 38 7.0 -64.0 6 26 402.0 402.0 305.5 402.1 0.03 26 100 15610 -64.1 -71.1 38 7.0 -64.2 5 25 403.9 403.9 305.7 404.0 0.03 27 84 16667 -69.9 -77.9 30 8.0 -70.0 353 25 412.7 412.8 306.9 412.8 0.01 28 70 17750 -71.9 -79.9 29 8.0 -72.0 340 25 430.6 430.6 308.9 430.6 0.01 29 50 19720 -73.1 -81.1 29 8.0 -73.2 310 27 471.2 471.2 312.7 471.3 0.01 30 31 22506 -75.3 -84.3 23 9.0 -75.4 534.3 534.3 317.2 534.4 0.01 TRP 209 11077 -62.3 -66.8 55 4.5 -62.3 40 54 329.9 329.9 291.7 330.0 0.02 WND 263 9640 -58.6 -62.6 60 4.0 -58.6 40 62 314.4 314.4 286.9 314.5 0.03 Sounding variables and indices 1000-500 mb thick: 5138.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 57.98 % Est. max temperature: -4.91 C = 23.15 F Sfc-Lift cond lev (LCL): 972.41 mb = 446.47 m = 1464.77 ft T: -11.20 C 700-500 lapse rate: 5.91 C/km ThetaE index: 0.57 C Layer 925.0- 850.0 mb Conv cond level (CCL): 851.37 mb = 1456.86 m = 4779.68 ft Mean mixing ratio: 1.15 g/kg Conv temperature: -4.89 C = 23.20 F Cap Strength: 18.68 C Lifted Index: 20.28 C Risk: None Lifted Index @300 mb: 28.68 C Lifted Index @700 mb: 13.36 C Showalter Index: 18.82 C Risk: None Total Totals Index: 27.10 C Risk: None Vertical Totals Index: 15.40 C Cross Totals Index: 11.70 C K Index: -19.80 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 5.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.72 J/kg Max Up Vert Vel: 7.58 m/s Conv Inhibition (B-): 40630.12 J/kg Cap Strength: 19.74 C Lift Cond Lev (LCL): 886.79 mb = 1149.04 m = 3769.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 31 at 21 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 1006 186 260 3 3.0 0.5 | 217 23 13.6 18.3 1 1000 232 270 9 9.0 -0.0 | 228 27 19.7 17.8 2 925 830 295 19 17.2 -8.0 | 251 30 27.9 9.8 3 850 1469 310 19 14.6 -12.2 | 257 26 25.2 5.6 4 700 2932 345 21 5.4 -20.3 | 279 16 16.1 -2.5 5 500 5370 25 42 -17.7 -38.1 | 19 21 -7.1 -20.2 6 400 6910 40 60 -38.6 -46.0 | 45 40 -27.9 -28.1 7 300 8800 45 60 -42.4 -42.4 | 52 40 -31.8 -24.6 8 263 9640 40 62 -39.9 -47.5 | 45 42 -29.2 -29.7 9 250 9960 40 62 -39.9 -47.5 | 45 42 -29.2 -29.7 10 209 11077 40 54 -34.7 -41.4 | 46 34 -24.0 -23.6 11 200 11350 40 50 -32.1 -38.3 | 46 30 -21.5 -20.5 12 150 13120 25 36 -15.2 -32.6 | 17 15 -4.5 -14.8 13 100 15610 5 25 -2.2 -24.9 | 310 11 8.5 -7.1 14 70 17750 340 25 8.6 -23.5 | 286 20 19.2 -5.7 15 50 19720 310 27 20.7 -17.4 | 269 31 31.3 0.5 Wind Parameters Mean winds (0-6000m): 0.9 at 27.7 knts Storm direction: 30.9 at 20.8 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 71.7 deg Storm rel helicity (0-3000m) pos: 195.6 neg: 0.0 tot: 195.6 m^2/s^2 ave: 65.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.28 Bulk Shear: 104.36 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 ------------------------------------------------------------------------------- 500 282 12 236 27| 14.5 0.0 14.5| 92.2 0.0 92.2 184.4 0.89| 15.2 13.5 1000 292 15 244 28| 8.7 0.0 8.7|129.9 0.0 129.9 129.9 0.88| 10.5 9.3 1500 299 17 249 27| 6.1 0.0 6.1|148.2 0.0 148.2 98.8 0.85| 8.4 7.1 2000 305 17 252 26| 4.9 0.0 4.9|165.2 0.0 165.2 82.6 0.82| 7.4 6.0 2500 312 18 256 25| 4.2 0.0 4.2|178.8 0.0 178.8 71.5 0.79| 6.8 5.4 3000 318 19 260 23| 4.0 0.0 4.0|195.6 0.0 195.6 65.2 0.79| 6.5 5.1 4000 332 21 271 20| 4.2 0.0 4.2|243.3 0.0 243.3 60.8 0.84| 6.3 5.3 5000 348 24 290 17| 4.3 0.0 4.3|302.2 0.0 302.2 60.4 0.86| 6.5 5.6 6000 1 28 314 14| 4.6 0.0 4.6|361.9 0.0 361.9 60.3 0.82| 6.6 5.4 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251224.00.gif