UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 23 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 237 1 925 785 SFC 910 899 -36.1 -39.7 69 3.6 -36.2 0 0 243.5 243.6 243.1 243.9 0.13 3 908 914 -34.9 -38.7 68 3.8 -35.1 360 0 244.9 244.9 244.4 245.3 0.15 4 907 922 -32.3 -36.1 69 3.8 -32.5 359 1 247.7 247.7 247.0 248.2 0.19 5 901 970 -25.9 -29.7 70 3.8 -26.2 358 2 254.7 254.8 253.6 255.7 0.36 6 897 1002 -23.3 -27.3 70 4.0 -23.7 357 2 257.7 257.8 256.3 259.0 0.45 7 850 1395 -25.7 -31.7 57 6.0 -26.2 345 11 259.2 259.3 257.2 260.1 0.32 8 756 2235 -30.3 -37.3 50 7.0 -30.8 354 13 263.1 263.1 260.0 263.7 0.21 9 700 2778 -33.5 -40.5 49 7.0 -33.9 360 15 265.4 265.4 261.6 265.9 0.16 10 683 2950 -33.3 -40.3 49 7.0 -33.7 360 16 267.5 267.5 263.2 268.0 0.17 11 500 5080 -46.3 -52.3 51 6.0 -46.4 355 23 276.6 276.6 269.2 276.8 0.06 12 432 6041 -51.5 -57.5 49 6.0 -51.6 345 24 281.8 281.8 272.3 281.9 0.04 13 400 6540 -52.9 -58.9 48 6.0 -53.0 340 25 286.2 286.2 274.8 286.4 0.03 14 354 7324 -55.3 -61.3 47 6.0 -55.4 325 29 293.2 293.2 278.3 293.3 0.03 15 300 8380 -55.3 -61.3 47 6.0 -55.4 320 31 307.4 307.4 284.4 307.5 0.03 16 250 9550 -54.9 -61.9 42 7.0 -55.1 310 31 324.4 324.5 290.2 324.6 0.04 17 227 10165 -54.5 -61.5 42 7.0 -54.6 306 31 334.1 334.1 292.9 334.3 0.04 18 207 10758 -51.9 -59.9 38 8.0 -52.1 302 31 347.1 347.2 296.1 347.4 0.06 19 200 10980 -51.9 -60.9 33 9.0 -52.2 300 31 350.6 350.6 296.8 350.8 0.05 20 162 12343 -53.1 -64.1 25 11.0 -53.4 304 35 370.3 370.3 300.7 370.5 0.04 21 152 12755 -53.1 -64.1 25 11.0 -53.4 305 36 377.1 377.2 301.8 377.4 0.05 22 150 12840 -53.3 -64.3 25 11.0 -53.7 305 36 378.2 378.2 302.0 378.4 0.04 23 110 14831 -55.9 -68.9 18 13.0 -56.3 286 38 408.4 408.4 306.3 408.6 0.03 24 100 15440 -54.9 -68.9 16 14.0 -55.4 280 38 421.7 421.7 307.9 421.8 0.04 25 98 15569 -55.5 -69.5 16 14.0 -55.9 279 38 422.9 422.9 308.1 423.1 0.03 26 88 16256 -54.1 -69.1 14 15.0 -54.7 276 39 439.0 439.0 309.8 439.2 0.04 27 83 16629 -55.3 -70.3 14 15.0 -55.8 275 39 443.9 443.9 310.3 444.1 0.04 28 81 16785 -54.1 -69.1 14 15.0 -54.7 274 39 449.5 449.5 310.8 449.7 0.04 29 70 17720 -54.1 -70.1 12 16.0 -54.8 270 40 468.6 468.7 312.5 468.9 0.04 30 64 18293 -54.5 -70.5 12 16.0 -55.2 269 40 479.9 479.9 313.5 480.2 0.04 31 56 19138 -58.5 -74.5 11 16.0 -59.0 267 40 489.5 489.5 314.2 489.7 0.03 32 50 19850 -57.9 -73.9 11 16.0 -58.6 265 40 507.0 507.0 315.5 507.3 0.03 33 47 20239 -57.9 -73.9 11 16.0 -58.6 264 42 516.1 516.1 316.1 516.3 0.04 34 43 20795 -60.7 -76.7 10 16.0 -61.3 264 45 522.5 522.5 316.5 522.7 0.03 35 34 22283 -52.3 -70.3 10 18.0 -54.0 261 54 580.9 580.9 319.8 581.5 0.09 36 30 23090 -52.9 -70.9 10 18.0 -54.7 260 58 600.4 600.5 320.6 601.1 0.09 37 26 24014 -53.1 -71.1 9 18.0 -55.1 256 55 624.9 625.0 321.7 625.7 0.10 38 24 24527 -55.9 -73.9 9 18.0 -57.5 254 54 631.3 631.3 322.0 631.8 0.07 39 20 25700 -51.3 -70.3 9 19.0 -54.1 250 50 679.1 679.2 323.8 680.4 0.15 40 19 26033 -51.1 -70.1 9 19.0 -54.1 689.8 689.9 324.1 691.2 0.16 41 18 26384 -52.3 -71.3 8 19.0 -55.1 696.8 696.8 324.4 698.0 0.14 TRP 354 7324 -55.3 -61.3 47 6.0 -55.4 325 29 293.2 293.2 278.3 293.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 4843.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 52.36 % Est. max temperature: -17.24 C = 0.96 F Sfc-Lift cond lev (LCL): 855.12 mb = 1351.11 m = 4432.74 ft T: -25.43 C 700-500 lapse rate: 5.56 C/km ThetaE index: 0.00 C Layer 910.0- -0.0 mb Conv cond level (CCL): 910.00 mb = 898.84 m = 2948.92 ft Mean mixing ratio: 0.33 g/kg Conv temperature: -30.41 C = -22.74 F Cap Strength: 7.87 C Lifted Index: 14.32 C Risk: None Lifted Index @300 mb: 34.15 C Lifted Index @700 mb: 6.09 C Showalter Index: 13.56 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 14.60 C K Index: -18.10 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.85 J/kg Max Up Vert Vel: 7.46 m/s Conv Inhibition (B-): 65275.10 J/kg Cap Strength: 14.02 C Lift Cond Lev (LCL): 788.40 mb = 1934.29 m = 6346.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 21 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 ---------------------------------------------------------- 0 910 899 0 0 -0.0 -0.0 | 201 14 5.0 12.8 1 850 1395 345 11 2.8 -10.6 | 254 8 7.8 2.2 2 700 2778 360 15 -0.0 -15.0 | 294 5 5.0 -2.2 3 500 5080 355 23 2.0 -22.9 | 325 12 7.0 -10.1 4 400 6540 340 25 8.6 -23.5 | 308 17 13.5 -10.7 5 354 7324 325 29 16.6 -23.8 | 297 24 21.6 -10.9 6 300 8380 320 31 19.9 -23.7 | 294 27 24.9 -10.9 7 250 9550 310 31 23.7 -19.9 | 284 30 28.7 -7.1 8 200 10980 300 31 26.8 -15.5 | 275 32 31.8 -2.7 9 150 12840 305 36 29.5 -20.6 | 283 35 34.4 -7.8 10 100 15440 280 38 37.4 -6.6 | 262 43 42.4 6.2 11 70 17720 270 40 40.0 -0.0 | 254 47 45.0 12.8 12 50 19850 265 40 39.8 3.5 | 250 48 44.8 16.3 13 30 23090 260 58 57.1 10.1 | 250 66 62.1 22.9 14 20 25700 250 50 47.0 17.1 | 240 60 51.9 29.9 Wind Parameters Mean winds (0-6000m): 351.1 at 18.3 knts Storm direction: 21.1 at 13.7 knts Shear (0-3000m) pos: 0.9 neg: 2.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 115.4 deg Storm rel helicity (0-3000m) pos: 33.3 neg: 0.0 tot: 33.3 m^2/s^2 ave: 11.1 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.28 Bulk Shear: 21.76 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 ------------------------------------------------------------------------------- 500 345 6 221 10| 0.0 11.3 11.3| 20.9 0.0 20.9 41.8 0.76| 11.5 8.8 1000 347 9 237 8| 0.9 5.7 6.6| 23.9 0.0 23.9 23.9 0.77| 6.7 5.1 1500 350 10 247 7| 1.3 3.8 5.1| 26.7 0.0 26.7 17.8 0.78| 5.1 4.0 2000 353 11 256 7| 1.4 2.8 4.3| 29.3 0.0 29.3 14.6 0.79| 4.3 3.4 2500 355 12 264 6| 1.1 2.6 3.8| 31.4 0.0 31.4 12.5 0.79| 3.8 3.0 3000 355 13 273 6| 0.9 2.5 3.4| 33.3 0.0 33.3 11.1 0.77| 3.5 2.7 4000 356 15 291 7| 0.7 2.3 3.0| 36.9 0.0 36.9 9.2 0.71| 3.1 2.2 5000 354 17 301 8| 0.6 2.1 2.7| 37.3 -8.5 28.8 5.8 0.52| 2.9 1.5 6000 351 18 304 9| 0.5 2.1 2.6| 37.3 -25.4 11.9 2.0 0.32| 3.0 0.9 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251223.12.gif