UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122500.upa.cvt Date: 0000Z 25 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 25 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 329 1 925 860 0 0 SFC 920 896 -43.5 -48.5 58 5.0 -43.6 0 0 235.2 235.2 235.0 235.3 0.05 3 918 911 -42.1 -47.1 58 5.0 -42.2 1 0 236.8 236.8 236.5 236.9 0.06 4 911 964 -33.5 -38.5 61 5.0 -33.7 2 0 246.1 246.1 245.5 246.5 0.15 5 898 1066 -28.1 -34.1 56 6.0 -28.5 6 0 252.7 252.7 251.5 253.4 0.24 6 893 1106 -28.1 -33.1 62 5.0 -28.5 8 0 253.1 253.2 252.0 253.9 0.26 7 887 1155 -25.9 -30.9 63 5.0 -26.3 9 0 255.9 255.9 254.5 256.8 0.33 8 867 1320 -25.3 -30.3 63 5.0 -25.8 15 1 258.2 258.2 256.4 259.2 0.35 9 850 1464 -25.5 -30.5 63 5.0 -26.0 20 1 259.4 259.5 257.5 260.4 0.35 10 843 1524 -25.3 -30.3 63 5.0 -25.8 18 2 260.3 260.3 258.1 261.3 0.36 11 789 2003 -27.1 -34.1 51 7.0 -27.7 5 7 263.3 263.3 260.3 264.1 0.27 12 775 2132 -26.7 -33.7 52 7.0 -27.3 1 9 265.1 265.1 261.7 265.9 0.29 13 753 2339 -28.5 -36.5 46 8.0 -29.1 355 11 265.3 265.4 261.7 266.0 0.22 14 736 2502 -28.5 -36.5 46 8.0 -29.1 350 13 267.1 267.1 263.0 267.8 0.23 15 703 2831 -28.1 -37.1 42 9.0 -28.8 341 17 271.0 271.1 265.8 271.7 0.23 16 700 2862 -28.3 -37.3 42 9.0 -29.0 340 17 271.1 271.2 265.9 271.8 0.22 17 610 3841 -32.7 -42.7 36 10.0 -33.3 344 29 277.0 277.0 269.5 277.4 0.15 18 513 5052 -36.1 -48.1 28 12.0 -36.7 349 44 286.9 286.9 275.2 287.2 0.10 19 500 5230 -37.1 -49.1 28 12.0 -37.7 350 46 287.8 287.8 275.7 288.1 0.09 20 452 5918 -41.1 -54.1 23 13.0 -41.5 348 56 291.2 291.2 277.3 291.4 0.05 21 400 6740 -44.1 -57.1 22 13.0 -44.5 345 68 297.7 297.7 280.4 297.8 0.04 22 388 6944 -45.1 -58.1 22 13.0 -45.4 345 71 299.0 299.0 281.0 299.1 0.04 23 322 8179 -49.5 -62.5 20 13.0 -49.8 345 88 309.3 309.3 285.1 309.4 0.03 24 300 8640 -52.5 -64.5 22 12.0 -52.7 345 95 311.3 311.4 285.8 311.4 0.02 25 275 9197 -55.7 -67.7 21 12.0 -55.8 343 97 314.6 314.6 286.9 314.6 0.02 26 250 9800 -58.3 -70.3 20 12.0 -58.4 340 99 319.4 319.4 288.6 319.4 0.01 27 228 10381 -60.1 -71.6 21 11.5 -60.2 340 101 325.2 325.2 290.3 325.2 0.01 28 206 11016 -62.1 -73.1 22 11.0 -62.2 340 97 331.6 331.6 292.2 331.6 0.01 29 200 11200 -60.9 -72.9 19 12.0 -61.0 345 93 336.3 336.3 293.4 336.4 0.01 30 169 12247 -59.3 -70.3 23 11.0 -59.5 339 78 355.6 355.6 297.8 355.7 0.02 31 150 12990 -60.5 -71.5 22 11.0 -60.6 335 68 365.9 365.9 299.8 365.9 0.02 32 100 15530 -58.5 -70.5 20 12.0 -58.8 325 60 414.7 414.7 307.1 414.8 0.03 33 88 16330 -58.1 -71.1 17 13.0 -58.5 325 55 430.9 430.9 309.0 431.1 0.03 34 70 17760 -59.3 -73.3 15 14.0 -59.7 325 46 457.5 457.5 311.5 457.7 0.03 35 50 19870 -60.3 -74.3 14 14.0 -60.8 310 38 501.4 501.4 315.1 501.6 0.03 36 39 21422 -59.5 -74.5 13 15.0 -60.2 298 40 540.3 540.3 317.6 540.6 0.04 37 32 22681 -52.3 -69.3 11 17.0 -54.1 288 41 591.1 591.1 320.2 591.8 0.11 38 30 23100 -50.9 -68.9 10 18.0 -53.0 285 42 605.9 605.9 320.9 606.8 0.12 39 25 24286 -51.7 -69.7 10 18.0 -54.0 283 39 636.0 636.1 322.2 637.0 0.13 40 21 25434 -45.3 -65.3 9 20.0 -49.7 281 37 687.9 688.0 324.1 690.3 0.28 41 20 25760 -45.1 -65.1 9 20.0 -49.7 280 36 698.1 698.3 324.4 700.8 0.30 42 16 27240 -48.3 -69.3 7 21.0 -52.6 733.7 733.8 325.5 735.6 0.21 43 14 28127 -44.3 -67.3 6 23.0 -50.5 775.8 776.0 326.7 778.9 0.32 44 12 29164 -42.9 -66.9 5 24.0 -50.4 815.7 815.9 327.7 819.8 0.39 TRP 206 11016 -62.1 -73.1 22 11.0 -62.2 340 97 331.6 331.6 292.2 331.6 0.01 WND 228 10381 -60.1 -71.6 21 11.5 -60.2 340 101 325.2 325.2 290.3 325.2 0.01 Sounding variables and indices 1000-500 mb thick: 4901.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 43.28 % Est. max temperature: -14.26 C = 6.34 F Sfc-Lift cond lev (LCL): 841.39 mb = 1537.78 m = 5045.15 ft T: -25.35 C 700-500 lapse rate: 3.72 C/km ThetaE index: 0.00 C Layer 920.0- -0.0 mb Conv cond level (CCL): 920.00 mb = 896.48 m = 2941.17 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -31.47 C = -24.64 F Cap Strength: 25.11 C Lifted Index: 25.63 C Risk: None Lifted Index @300 mb: 38.83 C Lifted Index @700 mb: 13.52 C Showalter Index: 22.53 C Risk: None Total Totals Index: 18.20 C Risk: None Vertical Totals Index: 11.60 C Cross Totals Index: 6.60 C K Index: -27.90 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 5.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.73 J/kg Max Up Vert Vel: 12.23 m/s Conv Inhibition (B-): 72559.92 J/kg Cap Strength: 25.46 C Lift Cond Lev (LCL): 804.53 mb = 1861.75 m = 6108.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 17 at 23 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 ---------------------------------------------------------- 0 920 896 0 0 -0.0 -0.0 | 197 23 6.7 22.3 1 850 1464 20 1 -0.3 -0.9 | 197 22 6.4 21.4 2 700 2862 340 17 5.8 -16.0 | 243 14 12.5 6.4 3 500 5230 350 46 8.0 -45.3 | 327 27 14.7 -23.0 4 400 6740 345 68 17.6 -65.7 | 331 50 24.3 -43.4 5 300 8640 345 95 24.6 -91.8 | 336 76 31.3 -69.4 6 250 9800 340 99 33.9 -93.0 | 330 82 40.6 -70.7 7 228 10381 340 101 34.5 -94.9 | 330 83 41.3 -72.6 8 206 11016 340 97 33.2 -91.2 | 330 80 39.9 -68.8 9 200 11200 345 93 24.1 -89.8 | 335 74 30.8 -67.5 10 150 12990 335 68 28.7 -61.6 | 318 53 35.5 -39.3 11 100 15530 325 60 34.4 -49.1 | 303 49 41.1 -26.8 12 70 17760 325 46 26.4 -37.7 | 295 36 33.1 -15.4 13 50 19870 310 38 29.1 -24.4 | 273 36 35.8 -2.1 14 30 23100 285 42 40.6 -10.9 | 256 49 47.3 11.5 15 20 25760 280 36 35.5 -6.3 | 249 45 42.2 16.1 Wind Parameters Mean winds (0-6000m): 346.7 at 31.1 knts Storm direction: 16.7 at 23.3 knts Shear (0-3000m) pos: 2.3 neg: 2.9 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 96.2 deg Storm rel helicity (0-3000m) pos: 91.1 neg: -0.7 tot: 90.4 m^2/s^2 ave: 30.1 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 4.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.60 Bulk Shear: 124.91 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 20 0 197 23| 0.9 0.0 0.9| 0.4 -0.4 -0.1 -0.1 -0.01| 0.9 -0.0 1000 11 2 197 22| 0.5 2.6 3.1| 5.8 -0.7 5.1 5.1 0.17| 3.1 0.5 1500 357 4 201 20| 0.3 3.7 4.0| 23.3 -0.7 22.6 15.1 0.45| 4.2 1.9 2000 343 7 209 18| 0.2 4.3 4.5| 46.1 -0.7 45.4 22.7 0.63| 4.8 3.1 2500 342 9 215 17| 1.4 3.4 4.9| 68.4 -0.7 67.7 27.1 0.72| 5.1 3.7 3000 343 12 224 15| 2.3 2.9 5.1| 91.1 -0.7 90.4 30.1 0.77| 5.3 4.1 4000 346 18 247 12| 3.3 2.2 5.4|140.3 -0.7 139.6 34.9 0.76| 5.6 4.3 5000 347 24 277 12| 3.3 2.5 5.8|170.9 -0.7 170.2 34.0 0.65| 5.9 3.9 6000 347 31 300 16| 2.8 3.3 6.1|183.0 -0.8 182.2 30.4 0.53| 6.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251225.00.gif