UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 8 DEC 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 197 1 925 765 SFC 908 899 -27.1 -29.9 77 2.8 -27.3 0 0 252.9 253.0 252.0 253.9 0.35 3 907 907 -24.5 -28.5 69 4.0 -24.9 357 0 255.7 255.8 254.5 256.8 0.40 4 896 996 -23.9 -27.7 71 3.8 -24.3 328 1 257.2 257.3 255.8 258.4 0.44 5 885 1087 -21.1 -24.5 74 3.4 -21.5 298 3 261.0 261.1 259.2 262.7 0.59 6 850 1385 -22.1 -25.3 75 3.2 -22.5 200 7 263.0 263.1 260.7 264.6 0.57 7 843 1446 -22.3 -25.5 75 3.2 -22.7 202 8 263.4 263.5 261.0 265.0 0.57 8 820 1650 -19.5 -22.4 78 2.9 -20.0 208 10 268.5 268.6 265.1 270.7 0.77 9 740 2405 -24.5 -29.5 63 5.0 -25.1 232 17 271.0 271.1 266.3 272.3 0.45 10 709 2716 -25.3 -30.3 63 5.0 -25.9 242 20 273.5 273.5 267.8 274.8 0.43 11 700 2809 -25.9 -30.9 63 5.0 -26.5 245 21 273.8 273.9 268.0 275.1 0.42 12 641 3440 -30.7 -35.3 64 4.6 -31.1 250 25 275.3 275.4 268.8 276.2 0.30 13 500 5150 -45.1 -49.2 63 4.1 -45.2 265 35 278.1 278.1 270.1 278.3 0.09 14 453 5801 -50.9 -54.9 62 4.0 -51.0 265 33 278.7 278.7 270.5 278.9 0.05 15 440 5991 -49.9 -54.2 60 4.3 -50.0 265 33 282.3 282.3 272.6 282.5 0.05 16 430 6141 -50.3 -54.5 61 4.2 -50.4 265 32 283.7 283.7 273.4 283.9 0.05 17 400 6610 -53.7 -58.1 58 4.4 -53.8 265 31 285.2 285.2 274.2 285.3 0.04 18 370 7108 -56.5 -60.6 60 4.1 -56.6 262 33 287.9 287.9 275.6 288.0 0.03 19 348 7496 -57.9 -62.2 58 4.3 -57.9 260 35 291.1 291.1 277.3 291.2 0.03 20 300 8430 -58.7 -63.1 57 4.4 -58.7 275 40 302.6 302.6 282.5 302.7 0.03 21 297 8493 -58.9 -63.3 57 4.4 -58.9 276 40 303.2 303.2 282.7 303.3 0.03 22 265 9218 -55.5 -59.8 59 4.3 -55.6 289 35 318.2 318.2 288.2 318.4 0.05 23 250 9590 -56.3 -60.7 58 4.4 -56.4 295 33 322.4 322.4 289.5 322.5 0.04 24 226 10228 -58.1 -62.9 54 4.8 -58.2 290 36 329.1 329.1 291.5 329.2 0.04 25 200 11010 -51.1 -57.1 49 6.0 -51.3 285 40 351.8 351.9 297.1 352.2 0.08 26 195 11174 -50.7 -56.7 49 6.0 -51.0 285 40 355.0 355.1 297.8 355.4 0.09 27 150 12870 -52.1 -61.1 33 9.0 -52.4 290 36 380.3 380.3 302.3 380.6 0.07 28 100 15480 -52.1 -65.1 20 13.0 -52.7 280 40 427.1 427.1 308.6 427.4 0.06 29 86 16451 -54.7 -68.7 16 14.0 -55.2 280 40 440.6 440.7 310.0 440.9 0.04 30 82 16756 -54.7 -69.7 14 15.0 -55.3 280 40 446.7 446.7 310.6 446.9 0.04 31 72 17590 -53.9 -69.9 12 16.0 -54.6 280 40 465.3 465.3 312.3 465.6 0.04 32 70 17770 -55.3 -71.3 12 16.0 -55.9 280 40 466.1 466.1 312.3 466.3 0.04 33 67 18049 -56.1 -72.1 12 16.0 -56.7 278 39 470.2 470.2 312.7 470.4 0.03 34 63 18442 -55.1 -71.1 12 16.0 -55.8 275 38 480.8 480.8 313.5 481.0 0.04 35 53 19534 -59.7 -75.7 11 16.0 -60.2 268 36 494.5 494.5 314.5 494.6 0.02 36 52 19654 -59.9 -76.9 9 17.0 -60.4 267 36 496.7 496.7 314.7 496.8 0.02 37 52 19654 -58.3 -75.3 10 17.0 -58.9 267 36 500.4 500.5 315.0 500.6 0.03 38 50 19900 -59.1 -76.1 9 17.0 -59.7 265 35 504.2 504.2 315.2 504.4 0.02 39 47 20287 -59.9 -76.9 9 17.0 -60.4 263 35 511.3 511.3 315.7 511.4 0.02 40 45 20560 -58.7 -75.7 9 17.0 -59.4 261 35 520.6 520.6 316.4 520.8 0.03 41 31 22904 -58.1 -76.1 8 18.0 -59.1 246 36 580.8 580.8 319.7 581.1 0.04 42 30 23110 -58.3 -76.3 8 18.0 -59.3 245 36 585.7 585.7 319.9 586.0 0.04 43 28 23541 -59.9 -77.9 8 18.0 -60.8 247 40 592.9 592.9 320.3 593.2 0.03 44 26 23998 -63.9 -81.9 7 18.0 -64.5 249 44 594.3 594.3 320.3 594.4 0.02 45 22 25027 -60.3 -79.3 7 19.0 -61.4 253 54 634.1 634.1 322.1 634.3 0.03 46 20 25620 -60.3 -79.3 7 19.0 -61.5 255 60 651.6 651.6 322.7 651.9 0.04 47 18 26282 -56.9 -75.9 7 19.0 -58.7 682.3 682.3 323.9 682.8 0.07 48 14 27867 -58.9 -77.9 7 19.0 -60.7 726.3 726.3 325.3 726.9 0.07 TRP 348 7496 -57.9 -62.2 58 4.3 -57.9 260 35 291.1 291.1 277.3 291.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 4953.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 66.55 % Est. max temperature: -10.09 C = 13.84 F Sfc-Lift cond lev (LCL): 866.28 mb = 1244.96 m = 4084.46 ft T: -21.63 C 700-500 lapse rate: 8.20 C/km ThetaE index: 0.00 C Layer 908.0--18801214401986945146159104.0 mb Conv cond level (CCL): 908.00 mb = 898.99 m = 2949.41 ft Mean mixing ratio: 0.60 g/kg Conv temperature: -24.14 C = -11.45 F Cap Strength: 9.94 C Lifted Index: 11.13 C Risk: None Lifted Index @300 mb: 26.94 C Lifted Index @700 mb: 9.06 C Showalter Index: 11.13 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 19.80 C K Index: -7.30 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.74 J/kg Max Up Vert Vel: 9.77 m/s Conv Inhibition (B-): 57020.75 J/kg Cap Strength: 11.13 C Lift Cond Lev (LCL): 813.03 mb = 1712.90 m = 5619.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 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 ---------------------------------------------------------- 0 908 899 0 0 -0.0 -0.0 | 107 18 -17.5 5.4 1 850 1385 200 7 2.4 6.6 | 128 19 -15.1 12.0 2 700 2809 245 21 19.0 8.9 | 186 14 1.5 14.3 3 500 5150 265 35 34.9 3.1 | 244 19 17.4 8.5 4 400 6610 265 31 30.9 2.7 | 239 16 13.4 8.1 5 348 7496 260 35 34.5 6.1 | 236 20 17.0 11.5 6 300 8430 275 40 39.8 -3.5 | 265 22 22.3 2.0 7 250 9590 295 33 29.9 -13.9 | 304 15 12.4 -8.5 8 200 11010 285 40 38.6 -10.4 | 283 22 21.1 -4.9 9 150 12870 290 36 33.8 -12.3 | 293 18 16.3 -6.9 10 100 15480 280 40 39.4 -6.9 | 274 22 21.9 -1.5 11 70 17770 280 40 39.4 -6.9 | 274 22 21.9 -1.5 12 50 19900 265 35 34.9 3.1 | 244 19 17.4 8.5 13 30 23110 245 36 32.6 15.2 | 216 26 15.1 20.7 14 20 25620 255 60 58.0 15.5 | 243 46 40.4 21.0 Wind Parameters Mean winds (0-6000m): 257.3 at 24.5 knts Storm direction: 287.3 at 18.3 knts Shear (0-3000m) pos: 4.1 neg: 1.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 107.6 deg Storm rel helicity (0-3000m) pos: 135.5 neg: -4.5 tot: 131.0 m^2/s^2 ave: 43.7 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.70 Bulk Shear: 68.25 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 ------------------------------------------------------------------------------- 500 200 4 118 19| 0.0 7.3 7.3| 28.0 -4.5 23.5 47.1 0.47| 12.7 6.0 1000 208 7 128 18| 2.8 3.7 6.5| 55.6 -4.5 51.1 51.1 0.63| 9.2 5.8 1500 220 9 137 17| 3.9 2.4 6.4| 83.4 -4.5 78.9 52.6 0.72| 8.3 6.0 2000 233 12 147 15| 4.4 1.8 6.3|108.2 -4.5 103.7 51.9 0.76| 7.9 6.0 2500 238 14 156 14| 4.2 1.5 5.7|121.5 -4.5 117.0 46.8 0.79| 7.0 5.5 3000 242 16 165 13| 4.1 1.2 5.3|135.5 -4.5 131.0 43.7 0.80| 6.5 5.2 4000 250 20 185 12| 4.0 0.9 4.9|166.8 -4.5 162.4 40.6 0.83| 5.8 4.8 5000 255 23 201 12| 3.3 0.7 4.0|175.4 -8.0 167.4 33.5 0.78| 5.0 3.9 6000 257 24 210 13| 2.7 0.6 3.4|175.4 -12.6 162.7 27.1 0.71| 4.5 3.2 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251208.12.gif