UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 19 APR 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 24 -18.1 -20.7 80 2.6 -18.5 45 7 254.6 254.7 254.3 256.6 0.73 1 1000 69 -17.9 -21.6 73 3.7 -18.4 30 7 255.2 255.4 254.7 257.1 0.68 2 944 499 -18.9 -24.9 59 6.0 -19.7 45 7 258.5 258.6 257.1 260.0 0.54 3 925 650 -19.1 -25.1 59 6.0 -19.9 50 7 259.8 259.9 258.1 261.3 0.54 4 882 1004 -20.9 -26.9 59 6.0 -21.6 39 13 261.5 261.5 259.3 262.8 0.48 5 850 1277 -21.3 -27.3 58 6.0 -22.0 30 17 263.8 263.9 261.2 265.2 0.48 6 818 1561 -18.3 -23.3 65 5.0 -19.1 32 16 269.9 270.0 266.0 272.0 0.71 7 768 2030 -17.7 -23.7 59 6.0 -18.7 35 15 275.5 275.6 269.7 277.7 0.73 8 700 2716 -22.1 -31.1 44 9.0 -23.2 40 13 278.0 278.1 270.7 279.3 0.41 9 642 3346 -26.3 -35.3 42 9.0 -27.2 36 13 280.2 280.3 271.8 281.1 0.30 10 523 4799 -35.7 -45.7 35 10.0 -36.2 27 13 285.8 285.8 274.7 286.2 0.12 11 500 5110 -38.5 -48.5 34 10.0 -38.9 25 13 286.1 286.1 274.8 286.4 0.09 12 446 5886 -45.1 -55.1 32 10.0 -45.4 7 15 287.3 287.3 275.3 287.5 0.05 13 400 6610 -47.3 -58.3 27 11.0 -47.6 350 17 293.5 293.5 278.4 293.6 0.04 14 333 7827 -47.9 -61.9 18 14.0 -48.2 344 8 308.5 308.5 284.8 308.6 0.03 15 300 8520 -47.1 -63.1 14 16.0 -47.5 340 3 319.0 319.0 288.4 319.1 0.03 16 278 9024 -46.9 -62.9 14 16.0 -47.3 353 3 326.3 326.3 290.7 326.4 0.03 17 250 9730 -45.1 -63.1 12 18.0 -45.7 10 3 339.0 339.0 294.1 339.1 0.03 18 226 10403 -43.9 -63.9 9 20.0 -44.6 15 5 350.8 350.8 296.8 350.9 0.03 19 200 11220 -44.3 -64.3 9 20.0 -45.1 20 7 362.6 362.6 299.2 362.8 0.03 20 162 12634 -44.3 -66.3 7 22.0 -45.3 13 6 385.1 385.2 303.1 385.3 0.03 21 150 13150 -44.7 -66.7 7 22.0 -45.7 10 5 393.0 393.0 304.3 393.2 0.03 22 131 14054 -46.1 -68.1 7 22.0 -47.1 10 7 406.1 406.1 306.0 406.2 0.03 23 100 15850 -46.1 -70.1 5 24.0 -47.4 10 11 438.7 438.7 309.7 438.8 0.03 24 89 16619 -47.5 -71.5 5 24.0 -48.8 8 11 450.7 450.7 311.0 450.9 0.03 25 70 18200 -47.3 -71.3 5 24.0 -48.9 5 11 483.2 483.2 313.7 483.4 0.04 26 62 19003 -48.3 -72.3 5 24.0 -49.9 5 14 498.0 498.1 314.8 498.3 0.04 27 50 20420 -49.1 -73.1 4 24.0 -50.9 5 19 527.8 527.8 316.8 528.0 0.04 28 43 21408 -50.1 -74.1 4 24.0 -52.0 9 23 548.6 548.6 318.1 548.8 0.04 29 30 23760 -50.3 -74.3 4 24.0 -52.7 20 31 607.5 607.5 321.0 607.9 0.05 30 25 24954 -49.9 -73.9 4 24.0 -52.8 22 32 641.2 641.2 322.4 641.7 0.07 31 20 26420 -48.5 -72.5 5 24.0 -52.2 25 33 687.7 687.8 324.0 688.6 0.11 32 16 27895 -46.5 -70.5 5 24.0 -51.5 739.6 739.6 325.7 741.2 0.18 33 12 29799 -47.9 -71.9 5 24.0 -53.4 798.0 798.1 327.3 799.9 0.19 34 11 30377 -44.3 -69.3 5 25.0 -51.5 831.2 831.4 328.1 834.4 0.31 35 10 31016 -44.9 -68.9 5 24.0 -52.2 851.9 852.1 328.5 855.7 0.36 TRP 400 6610 -47.3 -58.3 27 11.0 -47.6 350 17 293.5 293.5 278.4 293.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5041.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 49.68 % Est. max temperature: -9.32 C = 15.23 F Sfc-Lift cond lev (LCL): 963.94 mb = 342.90 m = 1124.99 ft T: -18.54 C 700-500 lapse rate: 6.85 C/km ThetaE index: 0.00 C Layer 1006.0-2035380315314230741112602740391936.0 mb Conv cond level (CCL): 608.07 mb = 3731.10 m = 12240.98 ft Mean mixing ratio: 0.58 g/kg Conv temperature: 9.06 C = 48.31 F Cap Strength: 22.00 C Lifted Index: 21.89 C Risk: None Lifted Index @300 mb: 42.18 C Lifted Index @700 mb: 17.26 C Showalter Index: 17.26 C Risk: None Total Totals Index: 28.40 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 11.20 C K Index: -19.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 4.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.30 J/kg Max Up Vert Vel: 6.53 m/s Conv Inhibition (B-): 75300.64 J/kg Cap Strength: 21.96 C Lift Cond Lev (LCL): 877.17 mb = 1044.27 m = 3426.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 60 at 10 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 24 45 7 -4.9 -4.9 | 273 4 3.5 -0.2 1 1000 69 30 7 -3.5 -6.1 | 284 5 5.0 -1.3 2 925 650 50 7 -5.4 -4.5 | 265 3 3.1 0.3 3 850 1277 30 17 -8.5 -14.7 | 0 10 -0.0 -9.9 4 700 2716 40 13 -8.4 -10.0 | 359 5 0.1 -5.2 5 500 5110 25 13 -5.5 -11.8 | 337 8 3.0 -7.0 6 400 6610 350 17 3.0 -16.7 | 316 17 11.4 -12.0 7 300 8520 340 3 1.0 -2.8 | 258 10 9.5 2.0 8 250 9730 10 3 -0.5 -3.0 | 257 8 7.9 1.8 9 200 11220 20 7 -2.4 -6.6 | 286 6 6.1 -1.8 10 150 13150 10 5 -0.9 -4.9 | 271 8 7.6 -0.1 11 100 15850 10 11 -1.9 -10.8 | 313 9 6.5 -6.0 12 70 18200 5 11 -1.0 -11.0 | 309 10 7.5 -6.2 13 50 20420 5 19 -1.7 -18.9 | 334 16 6.8 -14.1 14 30 23760 20 31 -10.6 -29.1 | 5 24 -2.2 -24.3 15 20 26420 25 33 -13.9 -29.9 | 12 26 -5.5 -25.1 Wind Parameters Mean winds (0-6000m): 30.5 at 13.0 knts Storm direction: 60.5 at 9.7 knts Shear (0-3000m) pos: 0.6 neg: 1.6 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 82.7 deg Storm rel helicity (0-3000m) pos: 6.1 neg: -2.0 tot: 4.1 m^2/s^2 ave: 1.4 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.37 Bulk Shear: 4.88 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 38 7 280 4| 0.1 0.0 0.1| 0.9 -0.9 -0.0 -0.1 -0.01| 3.4 -0.0 1000 41 8 293 3| 0.0 3.1 3.2| 4.7 -1.2 3.5 3.5 0.44| 5.2 2.3 1500 36 11 329 4| 0.0 3.3 3.3| 5.9 -1.2 4.8 3.2 0.34| 5.2 1.7 2000 35 12 341 5| 0.4 2.5 2.9| 6.1 -1.2 4.9 2.4 0.30| 4.3 1.3 2500 35 12 346 5| 0.7 2.0 2.7| 6.1 -1.4 4.7 1.9 0.27| 3.8 1.0 3000 36 13 348 5| 0.6 1.6 2.2| 6.1 -2.0 4.1 1.4 0.23| 3.3 0.8 4000 36 13 349 6| 0.4 1.2 1.7| 6.1 -3.6 2.5 0.6 0.17| 2.7 0.5 5000 34 13 347 6| 0.3 1.0 1.4| 6.1 -5.4 0.7 0.1 0.12| 2.3 0.3 6000 30 13 344 7| 0.3 1.2 1.5| 6.1 -11.7 -5.6 -0.9 0.01| 2.4 0.0 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250419.12.gif