UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 21 APR 25 Station: X0557 WMO ident: 30557 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 61 1 925 691 SFC 902 893 0.2 -17.8 24 18.0 -4.8 0 0 281.5 281.7 273.8 284.6 1.04 3 850 1366 -4.5 -22.5 23 18.0 -8.7 105 3 281.4 281.6 273.3 283.7 0.74 4 710 2747 -17.7 -27.7 41 10.0 -19.3 253 16 281.7 281.8 273.1 283.4 0.55 5 700 2853 -18.5 -27.5 45 9.0 -19.9 265 17 282.0 282.1 273.3 283.8 0.57 6 570 4349 -30.1 -34.0 69 3.9 -30.5 280 29 285.4 285.5 274.9 286.6 0.38 7 548 4630 -29.7 -33.5 69 3.8 -30.1 283 31 289.1 289.2 276.9 290.5 0.41 8 500 5280 -31.9 -35.4 71 3.5 -32.3 290 36 294.1 294.2 279.3 295.4 0.38 9 473 5671 -33.3 -37.0 69 3.7 -33.6 291 38 297.1 297.2 280.6 298.3 0.34 10 400 6830 -40.9 -44.2 70 3.3 -41.1 295 44 301.8 301.9 282.4 302.5 0.19 11 365 7446 -44.5 -48.2 66 3.7 -44.7 298 59 305.0 305.1 283.6 305.5 0.13 12 350 7726 -44.1 -48.1 64 4.0 -44.3 300 65 309.3 309.3 285.2 309.8 0.14 13 306 8619 -47.0 -51.9 57 4.9 -47.2 305 87 317.3 317.3 288.0 317.7 0.10 14 302 8706 -47.3 -52.3 56 5.0 -47.5 305 86 318.1 318.1 288.2 318.5 0.10 15 300 8750 -47.5 -52.5 56 5.0 -47.7 305 85 318.4 318.4 288.3 318.8 0.10 16 289 8997 -47.7 -52.7 56 5.0 -47.9 304 81 321.5 321.6 289.3 321.9 0.10 17 275 9325 -47.5 -53.5 50 6.0 -47.7 302 75 326.4 326.4 290.8 326.8 0.10 18 260 9693 -49.7 -55.7 49 6.0 -49.9 300 69 328.5 328.5 291.4 328.8 0.08 19 250 9950 -49.5 -55.5 49 6.0 -49.7 300 68 332.5 332.5 292.4 332.8 0.08 20 200 11420 -48.1 -56.1 39 8.0 -48.4 290 50 356.6 356.6 298.1 357.0 0.10 21 164 12731 -47.3 -57.3 31 10.0 -47.9 290 40 378.8 378.8 302.1 379.2 0.10 22 150 13320 -48.5 -59.5 27 11.0 -49.0 290 36 386.5 386.5 303.3 386.9 0.08 23 122 14669 -51.1 -64.1 20 13.0 -51.7 280 34 405.3 405.3 305.9 405.6 0.06 24 100 15970 -47.9 -61.9 18 14.0 -48.8 270 33 435.2 435.2 309.4 435.7 0.09 25 97 16171 -47.1 -62.1 16 15.0 -48.2 268 31 440.5 440.6 310.0 441.0 0.09 26 90 16666 -47.9 -62.9 16 15.0 -49.0 264 28 448.5 448.5 310.8 449.0 0.09 27 87 16891 -46.7 -62.7 15 16.0 -48.0 262 26 455.3 455.3 311.4 455.8 0.10 28 78 17616 -46.1 -62.1 15 16.0 -47.6 256 20 471.0 471.0 312.8 471.6 0.12 29 76 17788 -48.1 -64.1 14 16.0 -49.3 255 19 470.3 470.3 312.7 470.8 0.09 30 70 18330 -48.3 -65.3 12 17.0 -49.6 250 15 481.1 481.1 313.6 481.6 0.08 31 69 18424 -48.1 -65.1 12 17.0 -49.5 251 15 483.5 483.5 313.8 484.0 0.09 32 65 18819 -45.5 -63.5 11 18.0 -47.4 254 15 497.5 497.5 314.8 498.2 0.12 33 62 19133 -46.1 -64.1 11 18.0 -47.9 257 14 502.9 503.0 315.2 503.6 0.11 34 56 19800 -51.7 -68.7 11 17.0 -52.9 263 14 505.0 505.0 315.3 505.4 0.07 35 52 20278 -52.3 -70.3 10 18.0 -53.5 268 13 514.4 514.4 315.9 514.8 0.06 36 50 20530 -54.7 -72.7 9 18.0 -55.6 270 13 514.6 514.6 315.9 514.8 0.04 37 44 21353 -51.1 -69.1 10 18.0 -52.7 304 10 542.5 542.6 317.7 543.1 0.08 38 30 23830 -52.7 -71.7 8 19.0 -54.5 45 3 601.0 601.0 320.7 601.6 0.08 39 24 25263 -55.5 -74.5 8 19.0 -57.2 141 7 632.4 632.5 322.0 632.9 0.07 40 21 26123 -51.5 -71.5 7 20.0 -54.2 199 10 669.1 669.2 323.4 670.1 0.12 41 20 26440 -51.1 -71.1 7 20.0 -54.1 220 11 679.8 679.8 323.8 680.9 0.13 42 10 30964 -49.5 -70.5 7 21.0 -54.8 834.8 834.9 328.1 837.7 0.28 TRP 260 9693 -49.7 -55.7 49 6.0 -49.9 300 69 328.5 328.5 291.4 328.8 0.08 WND 306 8619 -47.0 -51.9 57 4.9 -47.2 305 87 317.3 317.3 288.0 317.7 0.10 Sounding variables and indices 1000-500 mb thick: 5219.00 m Freezing level: 899.79 mb = 913.35 m = 2996.53 ft Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 48.58 % Est. max temperature: 0.38 C = 32.68 F Sfc-Lift cond lev (LCL): 679.17 mb = 3072.99 m = 10081.85 ft T: -20.21 C 700-500 lapse rate: 5.52 C/km ThetaE index: 1.20 C Layer 850.0- 700.0 mb Conv cond level (CCL): 622.81 mb = 3704.00 m = 12152.09 ft Mean mixing ratio: 0.80 g/kg Conv temperature: 2.62 C = 36.72 F Cap Strength: 5.35 C Lifted Index: 8.98 C Risk: None Lifted Index @300 mb: 24.46 C Lifted Index @700 mb: 0.45 C Showalter Index: 9.15 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 27.40 C Cross Totals Index: 9.40 C K Index: -4.10 Risk: None Sweat Index: 42.00 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.29 J/kg Max Up Vert Vel: 0.77 m/s Conv Inhibition (B-): 64643.77 J/kg Cap Strength: 8.46 C Lift Cond Lev (LCL): 646.28 mb = 3434.62 m = 11268.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 18 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 ---------------------------------------------------------- 0 902 893 0 0 -0.0 -0.0 | 136 18 -12.9 13.2 1 850 1366 105 3 -2.9 0.8 | 132 21 -15.8 14.0 2 700 2853 265 17 16.9 1.5 | 195 15 4.0 14.7 3 500 5280 290 36 33.8 -12.3 | 267 21 20.9 0.9 4 400 6830 295 44 39.9 -18.6 | 281 28 27.0 -5.4 5 306 8619 305 87 71.3 -49.9 | 302 69 58.4 -36.7 6 300 8750 305 85 69.6 -48.8 | 302 67 56.7 -35.5 7 260 9693 300 69 59.8 -34.5 | 294 51 46.9 -21.3 8 250 9950 300 68 58.9 -34.0 | 294 50 46.0 -20.8 9 200 11420 290 50 47.0 -17.1 | 276 34 34.1 -3.9 10 150 13320 290 36 33.8 -12.3 | 267 21 20.9 0.9 11 100 15970 270 33 33.0 -0.0 | 237 24 20.1 13.2 12 70 18330 250 15 14.1 5.1 | 184 18 1.2 18.4 13 50 20530 270 13 13.0 -0.0 | 180 13 0.1 13.2 14 30 23830 45 3 -2.1 -2.1 | 127 19 -15.0 11.1 15 20 26440 220 11 7.1 8.4 | 165 22 -5.8 21.7 Wind Parameters Mean winds (0-6000m): 285.8 at 24.6 knts Storm direction: 315.8 at 18.5 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 196.5 neg: -8.4 tot: 188.2 m^2/s^2 ave: 62.7 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 91.03 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 ------------------------------------------------------------------------------- 500 105 2 133 20| 3.4 0.0 3.4| 2.5 -8.4 -5.9 -11.8 -0.28| 4.6 -1.3 1000 138 4 136 22| 4.1 0.0 4.1| 35.1 -8.4 26.7 26.7 0.33| 6.0 1.9 1500 195 6 149 22| 4.3 0.0 4.3|105.7 -8.4 97.3 64.9 0.64| 7.7 4.9 2000 260 8 162 15| 4.5 0.0 4.5|160.9 -8.4 152.6 76.3 0.68| 9.3 6.3 2500 264 10 170 15| 4.4 0.0 4.4|178.3 -8.4 169.9 68.0 0.71| 8.3 5.9 3000 267 12 178 14| 4.3 0.0 4.3|196.5 -8.4 188.2 62.7 0.74| 7.7 5.7 4000 276 17 198 12| 4.2 0.0 4.2|237.8 -8.4 229.4 57.4 0.78| 7.0 5.4 5000 282 21 220 12| 4.0 0.0 4.0|269.9 -8.4 261.5 52.3 0.78| 6.3 4.9 6000 286 25 239 13| 3.9 0.0 3.9|297.7 -8.4 289.3 48.2 0.76| 5.9 4.5 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250421.12.gif