UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U0674... Searching the city database file for: U0674 ... Date:0000Z 27 APR 25 Station: U0674 WMO ident: 20674 Latitude: 73.53 Longitude: 80.40 ------------------------------------------------------------------------------- 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 1010 53 -15.7 -17.9 83 2.2 -16.1 315 7 256.7 256.9 256.5 259.2 0.92 1 1002 113 -13.3 -16.3 78 3.0 -13.9 319 12 259.7 259.9 259.1 262.6 1.07 2 1000 128 -12.7 -15.6 79 2.9 -13.3 320 13 260.5 260.6 259.9 263.5 1.13 3 994 174 -12.1 -14.8 80 2.7 -12.7 320 13 261.5 261.7 260.8 264.8 1.22 4 930 681 -12.9 -15.4 81 2.5 -13.5 325 9 265.7 265.9 264.0 269.1 1.24 5 925 722 -12.9 -15.4 81 2.5 -13.5 325 9 266.1 266.3 264.3 269.6 1.25 6 883 1075 -15.1 -17.9 79 2.8 -15.7 314 14 267.4 267.6 264.9 270.4 1.06 7 850 1363 -14.7 -17.5 79 2.8 -15.3 305 19 270.7 270.9 267.3 274.0 1.14 8 829 1552 -15.1 -18.4 76 3.3 -15.8 306 17 272.3 272.4 268.2 275.4 1.08 9 815 1681 -14.3 -19.0 67 4.7 -15.3 306 16 274.4 274.6 269.6 277.5 1.04 10 790 1917 -15.1 -27.1 35 12.0 -17.0 307 14 276.0 276.1 269.7 277.6 0.52 11 752 2287 -17.3 -33.3 23 16.0 -19.3 308 11 277.6 277.6 270.2 278.5 0.31 12 706 2758 -19.9 -25.9 59 6.0 -20.8 310 8 279.8 279.9 272.2 281.7 0.66 13 700 2821 -20.1 -26.1 59 6.0 -21.0 310 7 280.2 280.3 272.4 282.2 0.65 14 650 3368 -22.7 -34.7 33 12.0 -24.1 298 7 283.3 283.3 273.6 284.3 0.31 15 548 4608 -28.7 -33.2 65 4.5 -29.2 270 8 290.3 290.4 277.5 291.7 0.42 16 517 5023 -30.9 -35.2 66 4.3 -31.3 260 9 292.6 292.6 278.5 293.8 0.37 17 500 5260 -32.7 -37.1 65 4.4 -33.1 255 9 293.2 293.2 278.7 294.2 0.32 18 400 6790 -43.5 -49.5 51 6.0 -43.7 205 7 298.5 298.5 280.8 298.8 0.10 19 362 7456 -47.7 -52.7 56 5.0 -47.9 200 8 301.5 301.5 282.1 301.8 0.08 20 300 8680 -54.1 -60.1 48 6.0 -54.2 190 11 309.1 309.1 285.0 309.2 0.04 21 281 9097 -56.7 -63.7 41 7.0 -56.8 205 13 311.2 311.2 285.8 311.3 0.03 22 274 9258 -54.9 -61.9 42 7.0 -55.0 205 11 316.1 316.1 287.5 316.2 0.03 23 250 9850 -50.5 -58.5 38 8.0 -50.7 205 3 331.0 331.0 292.0 331.2 0.06 24 247 9929 -50.1 -58.1 38 8.0 -50.3 207 3 332.7 332.7 292.5 333.0 0.06 25 200 11320 -47.7 -61.7 18 14.0 -48.2 240 7 357.2 357.2 298.2 357.4 0.05 26 166 12550 -46.9 -63.9 13 17.0 -47.6 234 4 378.1 378.1 302.0 378.3 0.04 27 150 13220 -47.1 -65.1 11 18.0 -47.9 230 3 388.9 388.9 303.6 389.1 0.04 28 122 14586 -48.3 -68.3 8 20.0 -49.1 309 2 410.4 410.4 306.6 410.6 0.03 29 107 15453 -47.5 -68.5 7 21.0 -48.6 359 1 427.6 427.6 308.6 427.8 0.04 30 100 15900 -48.1 -69.1 7 21.0 -49.1 25 1 434.8 434.8 309.4 435.0 0.03 31 70 18250 -48.3 -70.3 6 22.0 -49.7 170 11 481.1 481.1 313.5 481.3 0.04 32 50 20460 -48.1 -70.1 6 22.0 -50.0 120 13 530.1 530.1 316.9 530.5 0.06 33 42 21605 -49.9 -71.9 6 22.0 -51.8 123 12 552.8 552.8 318.3 553.1 0.06 34 30 23810 -48.9 -70.9 6 22.0 -51.6 130 11 611.3 611.4 321.2 612.0 0.09 35 20 26480 -48.1 -71.1 5 23.0 -52.0 135 1 688.9 689.0 324.1 690.1 0.13 36 15 28376 -46.3 -70.3 5 24.0 -51.6 112 7 754.0 754.1 326.1 755.8 0.20 37 10 31100 -39.9 -65.9 5 26.0 -49.6 80 15 870.6 870.9 329.0 876.5 0.54 38 5.8 34868 -34.1 -62.1 4 28.0 -49.6 1042.7 1043.7 332.1 1063.0 1.55 TRP 281 9097 -56.7 -63.7 41 7.0 -56.8 205 13 311.2 311.2 285.8 311.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5132.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 58.14 % Est. max temperature: -2.67 C = 27.20 F Sfc-Lift cond lev (LCL): 974.43 mb = 325.35 m = 1067.40 ft T: -12.34 C 700-500 lapse rate: 5.17 C/km ThetaE index: 0.00 C Layer 1010.0- -0.0 mb Conv cond level (CCL): 727.02 mb = 2539.10 m = 8330.29 ft Mean mixing ratio: 1.20 g/kg Conv temperature: 6.40 C = 43.51 F Cap Strength: 21.46 C Lifted Index: 21.77 C Risk: None Lifted Index @300 mb: 29.96 C Lifted Index @700 mb: 13.01 C Showalter Index: 15.97 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 15.20 C K Index: -5.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 4.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.52 J/kg Max Up Vert Vel: 6.09 m/s Conv Inhibition (B-): 89890.55 J/kg Cap Strength: 21.62 C Lift Cond Lev (LCL): 918.96 mb = 771.73 m = 2531.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 8 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 1010 53 315 7 4.9 -4.9 | 200 1 0.5 1.2 1 1000 128 320 13 8.4 -10.0 | 314 5 3.9 -3.8 2 925 722 325 9 5.2 -7.4 | 331 1 0.7 -1.2 3 850 1363 305 19 15.6 -10.9 | 293 12 11.1 -4.7 4 700 2821 310 7 5.4 -4.5 | 207 2 0.9 1.7 5 500 5260 255 9 8.7 2.3 | 206 9 4.2 8.5 6 400 6790 205 7 3.0 6.3 | 173 13 -1.5 12.5 7 300 8680 190 11 1.9 10.8 | 171 17 -2.6 17.0 8 281 9097 205 13 5.5 11.8 | 183 18 1.0 18.0 9 250 9850 205 3 1.3 2.7 | 160 9 -3.2 8.9 10 200 11320 240 7 6.1 3.5 | 189 10 1.6 9.7 11 150 13220 230 3 2.3 1.9 | 165 8 -2.2 8.1 12 100 15900 25 1 -0.4 -0.9 | 137 7 -4.9 5.3 13 70 18250 170 11 -1.9 10.8 | 159 18 -6.4 17.0 14 50 20460 120 13 -11.3 6.5 | 129 20 -15.8 12.7 15 30 23810 130 11 -8.4 7.1 | 136 19 -12.9 13.3 16 20 26480 135 1 -0.7 0.7 | 143 9 -5.2 6.9 17 10 31100 80 15 -14.8 -2.6 | 101 20 -19.3 3.6 Wind Parameters Mean winds (0-6000m): 294.0 at 10.2 knts Storm direction: 324.0 at 7.6 knts Shear (0-3000m) pos: 1.0 neg: 1.2 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 13.9 deg Storm rel helicity (0-3000m) pos: 2.4 neg: -10.8 tot: -8.4 m^2/s^2 ave: -2.8 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.24 Bulk Shear: 3.53 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 ------------------------------------------------------------------------------- 500 321 11 315 4| 3.5 0.0 3.5| 2.2 0.0 2.2 4.3 0.68| 10.7 7.2 1000 321 11 313 4| 1.7 2.3 4.0| 2.2 -1.5 0.8 0.8 0.36| 8.3 3.0 1500 314 13 301 6| 1.2 2.9 4.0| 2.2 -6.3 -4.1 -2.7 0.17| 7.9 1.3 2000 312 14 298 6| 0.7 2.2 2.9| 2.2 -7.8 -5.6 -2.8 0.12| 7.0 0.8 2500 311 13 295 6| 1.2 1.7 3.0| 2.2 -9.7 -7.5 -3.0 0.05| 6.4 0.3 3000 311 12 291 5| 1.0 1.2 2.2| 2.4 -10.8 -8.4 -2.8 -0.01| 5.8 -0.1 4000 308 11 278 4| 0.8 1.2 1.9| 2.5 -11.0 -8.5 -2.1 -0.01| 4.8 -0.0 5000 302 11 262 5| 0.6 1.1 1.8| 2.5 -13.1 -10.5 -2.1 -0.03| 4.2 -0.1 6000 294 10 247 5| 0.5 1.0 1.5| 2.5 -23.4 -20.9 -3.5 -0.11| 3.9 -0.4 Wrote GIF file: /home/apache/climate/data/raob//U0674/skewt/U0674.skewt.20250427.00.gif