UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 27 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 165 1 925 720 SFC 902 898 -33.1 -38.1 61 5.0 -33.3 0 0 247.2 247.3 246.5 247.7 0.16 3 891 985 -31.7 -37.7 55 6.0 -32.0 329 1 249.6 249.6 248.6 250.0 0.17 4 882 1059 -21.3 -27.3 58 6.0 -22.0 303 1 261.1 261.1 259.0 262.4 0.46 5 880 1075 -19.9 -25.9 59 6.0 -20.7 298 1 262.7 262.8 260.3 264.2 0.53 6 856 1283 -16.7 -20.6 72 3.9 -17.4 228 3 268.1 268.3 265.0 270.6 0.87 7 850 1336 -14.3 -18.3 72 4.0 -15.1 210 3 271.2 271.3 267.5 274.2 1.06 8 840 1426 -12.3 -16.3 72 4.0 -13.2 214 3 274.2 274.4 269.8 277.8 1.27 9 820 1611 -11.5 -16.1 69 4.6 -12.6 221 4 276.9 277.2 271.6 280.8 1.33 10 756 2228 -16.1 -22.1 60 6.0 -17.2 246 8 278.5 278.6 271.7 281.0 0.86 11 729 2502 -15.9 -20.9 65 5.0 -16.9 257 9 281.6 281.8 273.8 284.5 0.99 12 700 2808 -16.3 -20.8 68 4.5 -17.2 270 11 284.4 284.6 275.4 287.6 1.04 13 682 3003 -16.7 -21.0 69 4.3 -17.6 272 12 286.1 286.3 276.3 289.3 1.05 14 661 3237 -17.3 -21.3 71 4.0 -18.1 273 14 288.0 288.2 277.3 291.2 1.06 15 500 5270 -30.7 -35.0 66 4.3 -31.2 290 29 295.6 295.7 280.0 296.9 0.39 16 400 6820 -41.9 -46.6 60 4.7 -42.1 295 36 300.5 300.6 281.8 301.0 0.14 17 300 8720 -54.5 -59.0 57 4.5 -54.6 295 56 308.5 308.5 284.8 308.7 0.04 18 278 9200 -57.9 -62.5 56 4.6 -58.0 295 59 310.4 310.4 285.5 310.5 0.03 19 250 9860 -61.1 -65.4 57 4.3 -61.2 295 64 315.2 315.2 287.2 315.3 0.02 20 224 10539 -64.9 -69.3 54 4.4 -64.9 298 68 319.5 319.5 288.6 319.5 0.02 21 204 11110 -66.9 -71.4 53 4.5 -66.9 300 71 325.0 325.0 290.3 325.0 0.01 22 200 11230 -67.3 -71.8 53 4.5 -67.3 300 69 326.2 326.2 290.6 326.2 0.01 23 191 11507 -67.3 -71.8 53 4.5 -67.3 299 67 330.5 330.5 291.9 330.6 0.01 24 150 12980 -61.9 -66.5 54 4.6 -62.0 295 58 363.4 363.4 299.4 363.6 0.03 25 138 13497 -60.3 -64.8 55 4.5 -60.4 294 55 375.0 375.0 301.5 375.2 0.05 26 100 15510 -58.5 -64.5 46 6.0 -58.7 290 44 414.7 414.7 307.1 415.0 0.07 27 82 16763 -57.5 -63.5 46 6.0 -57.8 282 45 441.0 441.0 310.0 441.5 0.09 28 72 17590 -55.5 -62.5 41 7.0 -55.9 276 46 461.9 461.9 312.0 462.6 0.12 29 70 17770 -55.3 -62.3 41 7.0 -55.7 275 46 466.1 466.1 312.4 466.8 0.13 30 51 19801 -52.1 -62.1 29 10.0 -53.1 266 52 517.8 517.8 316.2 518.9 0.18 31 50 19930 -50.3 -60.3 30 10.0 -51.5 265 52 524.9 525.0 316.7 526.4 0.23 32 41 21234 -48.3 -60.3 24 12.0 -50.1 259 56 560.6 560.7 318.8 562.5 0.28 33 37 21916 -45.7 -59.7 19 14.0 -48.3 256 58 584.0 584.1 320.0 586.3 0.33 34 35 22285 -47.9 -62.9 16 15.0 -50.2 255 59 587.6 587.7 320.1 589.3 0.23 35 31 23084 -49.3 -65.3 14 16.0 -51.6 251 61 604.5 604.6 320.9 606.0 0.19 36 30 23300 -48.9 -64.9 14 16.0 -51.3 250 62 611.3 611.4 321.2 612.9 0.21 37 22 25346 -48.3 -66.3 11 18.0 -51.6 258 54 669.8 669.9 323.5 671.8 0.23 38 20 25980 -44.9 -64.9 9 20.0 -49.6 260 52 698.7 698.9 324.5 701.4 0.31 39 16 27469 -47.1 -68.1 7 21.0 -51.8 257 48 737.6 737.7 325.7 739.9 0.25 40 13 28857 -43.7 -66.7 6 23.0 -50.4 254 45 794.5 794.7 327.2 798.2 0.37 41 10 30610 -47.1 -70.1 5 23.0 -53.4 250 40 843.7 843.9 328.3 846.9 0.30 42 7.9 32165 -48.9 -71.9 5 23.0 -55.3 895.4 895.5 329.4 898.7 0.29 43 7.1 32873 -44.1 -69.1 5 25.0 -53.2 942.9 943.2 330.3 948.7 0.49 44 5.5 34601 -40.3 -66.3 5 26.0 -52.5 1031.2 1031.8 331.8 1043.2 0.93 45 4.7 35667 -42.7 -68.7 4 26.0 -54.4 1067.5 1068.0 332.3 1077.9 0.78 TRP 200 11230 -67.3 -71.8 53 4.5 -67.3 300 69 326.2 326.2 290.6 326.2 0.01 WND 204 11110 -66.9 -71.4 53 4.5 -66.9 300 71 325.0 325.0 290.3 325.0 0.01 Sounding variables and indices 1000-500 mb thick: 5105.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 67.08 % Est. max temperature: -2.34 C = 27.78 F Sfc-Lift cond lev (LCL): 827.86 mb = 1537.53 m = 5044.33 ft T: -11.82 C 700-500 lapse rate: 5.85 C/km ThetaE index: 0.00 C Layer 902.0- 0.0 mb Conv cond level (CCL): 902.00 mb = 897.90 m = 2945.83 ft Mean mixing ratio: 0.90 g/kg Conv temperature: -19.61 C = -3.29 F Cap Strength: 16.43 C Lifted Index: 20.78 C Risk: None Lifted Index @300 mb: 26.95 C Lifted Index @700 mb: 13.80 C Showalter Index: 17.80 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 12.40 C K Index: -6.40 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 4.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 126.64 J/kg Max Up Vert Vel: 15.92 m/s Conv Inhibition (B-): 80294.84 J/kg Cap Strength: 20.50 C Lift Cond Lev (LCL): 809.95 mb = 1704.34 m = 5591.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 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 ---------------------------------------------------------- 0 902 898 0 0 -0.0 -0.0 | 136 14 -9.9 10.4 1 850 1336 210 3 1.5 2.6 | 147 16 -8.4 13.0 2 700 2808 270 11 11.0 -0.0 | 186 10 1.1 10.4 3 500 5270 290 29 27.3 -9.9 | 268 17 17.3 0.5 4 400 6820 295 36 32.6 -15.2 | 282 23 22.7 -4.8 5 300 8720 295 56 50.8 -23.7 | 288 43 40.8 -13.3 6 250 9860 295 64 58.0 -27.0 | 289 51 48.1 -16.6 7 204 11110 300 71 61.5 -35.5 | 296 57 51.5 -25.1 8 200 11230 300 69 59.8 -34.5 | 296 55 49.8 -24.1 9 150 12980 295 58 52.6 -24.5 | 288 45 42.6 -14.1 10 100 15510 290 44 41.3 -15.0 | 278 32 31.4 -4.6 11 70 17770 275 46 45.8 -4.0 | 260 36 35.9 6.4 12 50 19930 265 52 51.8 4.5 | 250 44 41.9 14.9 13 30 23300 250 62 58.3 21.2 | 237 58 48.3 31.6 14 20 25980 260 52 51.2 9.0 | 245 46 41.3 19.4 15 10 30610 250 40 37.6 13.7 | 229 37 27.6 24.1 Wind Parameters Mean winds (0-6000m): 286.3 at 19.2 knts Storm direction: 316.3 at 14.4 knts Shear (0-3000m) pos: 3.1 neg: 0.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 66.8 neg: -0.4 tot: 66.4 m^2/s^2 ave: 22.1 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 2.69 Bulk Shear: 47.05 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 ------------------------------------------------------------------------------- 500 210 2 143 15| 0.0 3.4 3.4| 10.9 -0.4 10.5 21.0 0.56| 5.3 3.0 1000 222 3 148 15| 1.6 1.7 3.3| 23.6 -0.4 23.2 23.2 0.72| 4.3 3.1 1500 239 5 155 14| 2.3 1.1 3.4| 35.7 -0.4 35.3 23.5 0.76| 4.2 3.2 2000 257 6 161 13| 2.6 0.9 3.5| 45.6 -0.4 45.2 22.6 0.76| 4.2 3.2 2500 263 7 167 12| 2.9 0.7 3.6| 56.0 -0.4 55.6 22.2 0.81| 4.2 3.3 3000 268 9 175 11| 3.1 0.6 3.6| 66.8 -0.4 66.4 22.1 0.83| 4.1 3.4 4000 277 12 195 9| 3.3 0.4 3.7| 91.3 -0.4 90.8 22.7 0.84| 4.1 3.5 5000 283 16 219 9| 3.2 0.3 3.6|111.4 -0.4 111.0 22.2 0.82| 3.9 3.2 6000 286 19 239 10| 3.1 0.3 3.4|128.4 -0.4 127.9 21.3 0.79| 3.7 2.9 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251227.00.gif