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 U5403... Searching the city database file for: U5403 ... Date:0000Z 27 APR 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 1017 41 -4.3 -12.3 54 8.0 -6.5 350 5 267.6 267.8 265.7 271.6 1.46 1 1000 173 -6.9 -14.9 53 8.0 -8.8 15 5 266.2 266.4 264.3 269.6 1.20 2 968 425 -10.3 -17.3 56 7.0 -11.8 15 8 265.3 265.5 263.3 268.1 1.01 3 929 744 -6.7 -15.7 49 9.0 -8.9 15 11 272.1 272.3 268.4 275.6 1.21 4 925 778 -6.7 -15.7 49 9.0 -8.9 15 11 272.5 272.7 268.6 275.9 1.21 5 850 1435 -9.1 -19.1 44 10.0 -11.3 10 15 276.6 276.8 270.8 279.5 0.99 6 841 1517 -9.7 -19.7 44 10.0 -11.9 11 15 276.8 277.0 270.9 279.6 0.95 7 804 1864 -10.3 -30.3 18 20.0 -13.6 14 16 279.8 279.8 271.7 281.0 0.38 8 787 2028 -11.5 -34.5 13 23.0 -14.8 16 16 280.2 280.2 271.8 281.0 0.26 9 700 2917 -16.1 -28.1 35 12.0 -18.1 25 17 284.7 284.7 274.8 286.3 0.54 10 668 3266 -18.7 -26.7 49 8.0 -20.0 26 17 285.6 285.7 275.4 287.6 0.64 11 608 3960 -22.3 -30.3 48 8.0 -23.4 29 17 289.2 289.3 277.1 290.8 0.51 12 579 4315 -26.3 -33.3 52 7.0 -27.1 31 17 288.6 288.7 276.6 289.9 0.40 13 500 5360 -32.1 -42.1 36 10.0 -32.9 35 17 293.9 293.9 278.9 294.5 0.19 14 456 6002 -37.3 -45.3 43 8.0 -37.8 10 20 295.2 295.3 279.4 295.7 0.15 15 400 6900 -40.3 -48.3 42 8.0 -40.7 335 25 302.6 302.6 282.6 303.0 0.12 16 396 6969 -40.5 -48.5 42 8.0 -40.9 335 25 303.2 303.2 282.8 303.6 0.12 17 311 8578 -53.5 -61.5 37 8.0 -53.7 339 25 306.8 306.8 284.1 306.9 0.03 18 300 8810 -54.3 -62.3 37 8.0 -54.4 340 25 308.8 308.8 284.9 308.9 0.03 19 295 8917 -54.9 -62.9 36 8.0 -55.0 340 25 309.4 309.5 285.1 309.6 0.03 20 279 9271 -55.5 -63.5 36 8.0 -55.6 347 22 313.6 313.6 286.6 313.7 0.03 21 250 9970 -53.9 -62.9 32 9.0 -54.1 360 17 325.9 325.9 290.6 326.1 0.03 22 200 11420 -49.7 -62.7 20 13.0 -50.1 15 13 354.1 354.1 297.5 354.2 0.04 23 194 11620 -48.9 -62.9 18 14.0 -49.4 18 13 358.4 358.5 298.4 358.6 0.04 24 150 13310 -48.5 -66.5 11 18.0 -49.2 45 9 386.5 386.5 303.3 386.7 0.03 25 100 15960 -50.1 -71.1 7 21.0 -51.0 40 3 430.9 430.9 309.0 431.1 0.03 26 70 18300 -50.7 -72.7 6 22.0 -51.8 100 5 475.9 475.9 313.1 476.1 0.03 27 50 20490 -51.1 -74.1 5 23.0 -52.6 75 5 523.1 523.1 316.5 523.3 0.03 28 30 23820 -50.3 -74.3 4 24.0 -52.7 175 7 607.5 607.5 321.0 607.9 0.05 29 27 24508 -50.3 -74.3 4 24.0 -52.9 626.1 626.1 321.7 626.6 0.06 TRP 295 8917 -54.9 -62.9 36 8.0 -55.0 340 25 309.4 309.5 285.1 309.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5187.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 41.43 % Est. max temperature: 3.82 C = 38.87 F Sfc-Lift cond lev (LCL): 895.89 mb = 1026.45 m = 3367.59 ft T: -7.61 C 700-500 lapse rate: 6.55 C/km ThetaE index: 3.45 C Layer 1000.0- 929.0 mb Conv cond level (CCL): 633.55 mb = 3656.63 m = 11996.68 ft Mean mixing ratio: 1.16 g/kg Conv temperature: 15.86 C = 60.55 F Cap Strength: 16.23 C Lifted Index: 18.80 C Risk: None Lifted Index @300 mb: 26.66 C Lifted Index @700 mb: 13.41 C Showalter Index: 12.18 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 13.00 C K Index: -8.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.64 J/kg Max Up Vert Vel: 7.16 m/s Conv Inhibition (B-): 54093.50 J/kg Cap Strength: 18.78 C Lift Cond Lev (LCL): 850.56 mb = 1429.90 m = 4691.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 53 at 12 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 1017 41 350 5 0.9 -4.9 | 259 10 10.1 2.0 1 1000 173 15 5 -1.3 -4.8 | 255 8 8.0 2.1 2 925 778 15 11 -2.8 -10.6 | 300 7 6.4 -3.7 3 850 1435 10 15 -2.6 -14.8 | 320 10 6.6 -7.8 4 700 2917 25 17 -7.2 -15.4 | 346 9 2.1 -8.5 5 500 5360 35 17 -9.8 -13.9 | 4 7 -0.5 -7.0 6 400 6900 335 25 10.6 -22.7 | 308 25 19.8 -15.7 7 300 8810 340 25 8.6 -23.5 | 313 24 17.8 -16.6 8 295 8917 340 25 8.6 -23.5 | 313 24 17.8 -16.6 9 250 9970 360 17 -0.0 -17.0 | 317 14 9.2 -10.1 10 200 11420 15 13 -3.4 -12.6 | 314 8 5.9 -5.6 11 150 13310 45 9 -6.4 -6.4 | 259 3 2.9 0.6 12 100 15960 40 3 -1.9 -2.3 | 238 9 7.3 4.6 13 70 18300 100 5 -4.9 0.9 | 209 9 4.3 7.8 14 50 20490 75 5 -4.8 -1.3 | 218 7 4.4 5.6 15 30 23820 175 7 -0.6 7.0 | 212 16 8.6 13.9 Wind Parameters Mean winds (0-6000m): 23.1 at 15.4 knts Storm direction: 53.1 at 11.6 knts Shear (0-3000m) pos: 1.5 neg: 1.1 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 28.7 neg: -0.8 tot: 27.9 m^2/s^2 ave: 9.3 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.26 Bulk Shear: 11.34 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 12 6 265 8| 4.8 0.0 4.8| 6.5 -0.8 5.6 11.3 0.53| 5.7 3.0 1000 14 9 281 7| 2.4 2.0 4.4| 13.7 -0.8 12.9 12.9 0.69| 4.9 3.4 1500 12 10 295 8| 1.6 2.2 3.8| 18.4 -0.8 17.5 11.7 0.69| 4.2 2.9 2000 13 12 304 8| 1.5 1.7 3.2| 22.0 -0.8 21.2 10.6 0.71| 3.6 2.5 2500 14 13 311 8| 1.5 1.3 2.9| 25.7 -0.8 24.9 10.0 0.74| 3.2 2.3 3000 16 13 317 8| 1.5 1.1 2.6| 28.7 -0.8 27.9 9.3 0.75| 2.9 2.2 4000 20 14 325 8| 1.2 0.8 2.0| 30.9 -0.8 30.0 7.5 0.76| 2.3 1.8 5000 23 15 332 8| 1.0 0.7 1.7| 32.9 -0.8 32.0 6.4 0.76| 2.0 1.5 6000 23 15 336 8| 0.9 1.2 2.1| 33.4 -16.1 17.4 2.9 0.33| 2.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250427.00.gif