UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 17 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 96 1 925 730 SFC 906 897 1.4 -10.6 40 12.0 -2.7 5 3 282.4 282.7 275.6 287.9 1.88 3 905 906 3.6 -10.4 35 14.0 -1.3 5 3 284.8 285.1 276.8 290.4 1.91 4 866 1262 0.8 -17.2 25 18.0 -4.4 12 4 285.5 285.7 276.1 288.9 1.14 5 850 1412 -0.7 -17.7 26 17.0 -5.5 15 5 285.4 285.6 276.0 288.8 1.12 6 743 2467 -10.1 -22.1 37 12.0 -12.8 340 11 286.4 286.5 276.2 289.1 0.87 7 700 2924 -12.1 -25.1 33 13.0 -14.7 325 13 289.1 289.2 277.3 291.3 0.71 8 622 3818 -16.3 -24.3 50 8.0 -17.9 341 18 294.2 294.4 280.0 296.9 0.86 9 618 3866 -16.1 -24.1 50 8.0 -17.7 342 18 295.0 295.1 280.4 297.8 0.88 10 555 4667 -20.3 -30.3 40 10.0 -22.0 356 23 299.2 299.3 281.8 301.1 0.55 11 500 5430 -25.7 -35.7 39 10.0 -26.9 10 27 301.7 301.8 282.5 302.9 0.36 12 412 6813 -34.3 -44.3 36 10.0 -35.0 6 35 307.8 307.8 284.7 308.4 0.18 13 400 7020 -36.3 -47.3 31 11.0 -37.0 5 36 307.8 307.8 284.7 308.3 0.13 14 300 8950 -50.9 -60.9 30 10.0 -51.1 360 38 313.6 313.6 286.6 313.7 0.04 15 290 9169 -52.7 -62.7 29 10.0 -52.9 1 39 314.1 314.1 286.8 314.2 0.03 16 250 10120 -54.7 -64.7 28 10.0 -54.9 5 44 324.7 324.7 290.2 324.8 0.03 17 240 10380 -56.1 -65.1 31 9.0 -56.2 360 40 326.5 326.5 290.7 326.6 0.03 18 222 10873 -56.3 -66.3 27 10.0 -56.5 356 32 333.5 333.5 292.7 333.6 0.02 19 200 11540 -52.7 -62.7 29 10.0 -52.9 350 21 349.3 349.3 296.5 349.5 0.04 20 180 12221 -51.3 -62.3 26 11.0 -51.7 337 19 362.3 362.3 299.2 362.5 0.05 21 157 13105 -52.7 -64.7 22 12.0 -53.1 321 16 374.4 374.4 301.4 374.5 0.04 22 150 13400 -50.9 -63.9 20 13.0 -51.4 315 15 382.4 382.4 302.6 382.6 0.05 23 140 13850 -49.7 -63.7 18 14.0 -50.3 312 16 392.1 392.1 304.1 392.3 0.05 24 111 15356 -53.5 -68.5 14 15.0 -54.0 300 21 411.9 411.9 306.7 412.1 0.03 25 100 16030 -51.3 -68.3 11 17.0 -52.0 295 23 428.6 428.6 308.7 428.8 0.04 26 82 17318 -50.3 -68.3 10 18.0 -51.2 276 15 455.7 455.7 311.4 456.0 0.05 27 70 18340 -53.5 -71.5 9 18.0 -54.3 260 9 469.9 469.9 312.7 470.1 0.04 28 63 19016 -54.9 -73.9 8 19.0 -55.7 255 10 481.2 481.2 313.5 481.4 0.03 29 59 19437 -53.1 -72.1 8 19.0 -54.1 252 10 494.4 494.4 314.5 494.6 0.04 30 50 20500 -54.9 -73.9 8 19.0 -55.9 245 11 514.1 514.1 315.9 514.3 0.03 31 31 23560 -55.3 -75.3 7 20.0 -56.7 348 5 588.3 588.4 320.1 588.7 0.05 32 30 23770 -53.5 -73.5 7 20.0 -55.2 355 5 598.8 598.8 320.6 599.2 0.06 33 20 26380 -52.1 -73.1 6 21.0 -54.8 245 3 676.7 676.7 323.7 677.5 0.10 34 10 30900 -48.9 -71.9 5 23.0 -54.5 837.0 837.1 328.1 839.4 0.23 TRP 240 10380 -56.1 -65.1 31 9.0 -56.2 360 40 326.5 326.5 290.7 326.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5334.00 m Freezing level: 857.47 mb = 1342.19 m = 4403.46 ft Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 37.66 % Est. max temperature: 5.15 C = 41.27 F Sfc-Lift cond lev (LCL): 750.93 mb = 2383.39 m = 7819.42 ft T: -9.36 C 700-500 lapse rate: 5.43 C/km ThetaE index: 1.58 C Layer 866.0- 743.0 mb Conv cond level (CCL): 541.46 mb = 4847.56 m = 15903.86 ft Mean mixing ratio: 1.26 g/kg Conv temperature: 18.33 C = 64.99 F Cap Strength: 9.97 C Lifted Index: 11.14 C Risk: None Lifted Index @300 mb: 17.34 C Lifted Index @700 mb: 3.34 C Showalter Index: 11.43 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 25.00 C Cross Totals Index: 8.00 C K Index: -5.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.89 J/kg Max Up Vert Vel: 2.79 m/s Conv Inhibition (B-): 63591.71 J/kg Cap Strength: 11.05 C Lift Cond Lev (LCL): 664.87 mb = 3313.47 m = 10870.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 14 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 ---------------------------------------------------------- 0 906 897 5 3 -0.3 -3.0 | 215 12 6.7 9.4 1 850 1412 15 5 -1.3 -4.8 | 217 9 5.6 7.5 2 700 2924 325 13 7.5 -10.6 | 263 14 14.4 1.7 3 500 5430 10 27 -4.7 -26.6 | 351 14 2.2 -14.2 4 400 7020 5 36 -3.1 -35.9 | 351 24 3.8 -23.5 5 300 8950 360 38 -0.0 -38.0 | 345 27 6.9 -25.6 6 250 10120 5 44 -3.8 -43.8 | 354 32 3.1 -31.5 7 240 10380 360 40 -0.0 -40.0 | 346 28 6.9 -27.6 8 200 11540 350 21 3.6 -20.7 | 308 13 10.6 -8.3 9 150 13400 315 15 10.6 -10.6 | 264 18 17.5 1.8 10 100 16030 295 23 20.8 -9.7 | 265 28 27.8 2.7 11 70 18340 260 9 8.9 1.6 | 229 21 15.8 13.9 12 50 20500 245 11 10.0 4.6 | 225 24 16.9 17.0 13 30 23770 355 5 0.4 -5.0 | 225 10 7.4 7.4 14 20 26380 245 3 2.7 1.3 | 215 17 9.6 13.6 Wind Parameters Mean winds (0-6000m): 359.2 at 18.9 knts Storm direction: 29.2 at 14.2 knts Shear (0-3000m) pos: 1.6 neg: 1.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 77.3 deg Storm rel helicity (0-3000m) pos: 46.7 neg: 0.0 tot: 46.7 m^2/s^2 ave: 15.6 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 29.90 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 11 4 216 10| 2.1 0.0 2.1| 0.7 0.0 0.7 1.5 0.13| 2.1 0.3 1000 8 5 220 10| 1.1 1.6 2.7| 7.5 0.0 7.5 7.5 0.61| 2.7 1.6 1500 357 6 230 9| 0.7 2.3 3.0| 15.0 0.0 15.0 10.0 0.71| 3.1 2.2 2000 343 8 241 10| 0.5 2.6 3.2| 20.0 0.0 20.0 10.0 0.60| 3.4 2.0 2500 339 9 248 11| 1.1 2.1 3.2| 32.7 0.0 32.7 13.1 0.68| 3.4 2.3 3000 339 10 255 11| 1.6 1.8 3.3| 46.7 0.0 46.7 15.6 0.74| 3.5 2.6 4000 347 13 272 10| 2.2 1.3 3.6| 77.3 0.0 77.3 19.3 0.82| 3.7 3.1 5000 356 16 294 9| 2.2 1.3 3.5| 96.5 0.0 96.5 19.3 0.78| 3.8 3.0 6000 359 19 312 10| 1.9 1.5 3.3| 96.6 -1.2 95.4 15.9 0.67| 3.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250417.12.gif