UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 22 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 140 1 925 715 SFC 903 891 -24.1 -29.1 63 5.0 -24.6 0 0 256.4 256.5 255.1 257.5 0.38 3 850 1335 -22.7 -27.7 64 5.0 -23.3 235 5 262.4 262.4 260.0 263.7 0.46 4 848 1352 -22.7 -27.7 64 5.0 -23.3 236 5 262.5 262.6 260.1 263.9 0.46 5 833 1485 -16.9 -21.9 65 5.0 -17.8 241 6 270.0 270.1 266.2 272.3 0.79 6 817 1631 -15.5 -20.2 67 4.7 -16.4 247 6 273.0 273.1 268.5 275.7 0.94 7 700 2781 -22.9 -27.4 67 4.5 -23.5 295 11 277.1 277.2 270.4 278.9 0.58 8 677 3024 -24.7 -29.1 67 4.4 -25.2 293 12 277.8 277.9 270.7 279.3 0.51 9 550 4496 -36.9 -40.7 68 3.8 -37.1 277 17 280.3 280.3 271.7 280.9 0.20 10 500 5150 -40.3 -44.1 67 3.8 -40.5 270 19 283.9 283.9 273.7 284.4 0.15 11 485 5358 -41.3 -44.9 68 3.6 -41.5 270 21 285.2 285.2 274.3 285.6 0.14 12 400 6640 -52.1 -55.6 66 3.5 -52.2 270 33 287.3 287.3 275.3 287.5 0.05 13 356 7383 -58.7 -62.4 62 3.7 -58.7 267 36 288.1 288.1 275.7 288.2 0.02 14 318 8087 -61.1 -64.6 63 3.5 -61.2 265 38 294.3 294.3 278.8 294.3 0.02 15 315 8146 -61.1 -64.6 63 3.5 -61.2 266 38 295.1 295.1 279.1 295.1 0.02 16 300 8450 -59.7 -63.5 61 3.8 -59.7 270 40 301.2 301.2 281.9 301.3 0.02 17 265 9229 -55.1 -58.8 63 3.7 -55.2 270 44 318.8 318.8 288.4 319.0 0.05 18 250 9600 -53.9 -57.7 63 3.8 -54.0 270 46 325.9 325.9 290.6 326.2 0.06 19 200 11040 -53.1 -57.0 62 3.9 -53.2 270 46 348.7 348.7 296.4 349.0 0.09 20 154 12729 -51.3 -55.1 64 3.8 -51.5 275 44 378.8 378.8 302.2 379.5 0.14 21 150 12900 -51.7 -55.7 62 4.0 -51.9 275 44 381.0 381.0 302.5 381.6 0.13 22 111 14833 -55.7 -59.7 61 4.0 -55.9 279 40 407.8 407.8 306.3 408.3 0.11 23 100 15500 -54.1 -58.4 59 4.3 -54.4 280 38 423.2 423.2 308.2 423.9 0.14 24 75 17341 -55.3 -59.5 59 4.2 -55.6 457.0 457.0 311.6 457.9 0.17 TRP 318 8087 -61.1 -64.6 63 3.5 -61.2 265 38 294.3 294.3 278.8 294.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5010.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 66.61 % Est. max temperature: -5.87 C = 21.43 F Sfc-Lift cond lev (LCL): 830.66 mb = 1505.99 m = 4940.87 ft T: -16.70 C 700-500 lapse rate: 7.34 C/km ThetaE index: 0.00 C Layer 903.0--13503016538810089472.0 mb Conv cond level (CCL): 640.91 mb = 3412.61 m = 11196.08 ft Mean mixing ratio: 0.60 g/kg Conv temperature: -2.65 C = 27.23 F Cap Strength: 12.06 C Lifted Index: 14.58 C Risk: None Lifted Index @300 mb: 24.77 C Lifted Index @700 mb: 10.65 C Showalter Index: 16.69 C Risk: None Total Totals Index: 30.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 12.60 C K Index: -14.60 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.98 J/kg Max Up Vert Vel: 13.27 m/s Conv Inhibition (B-): 26698.25 J/kg Cap Strength: 14.45 C Lift Cond Lev (LCL): 793.01 mb = 1852.62 m = 6078.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 12 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 ---------------------------------------------------------- 0 903 891 0 0 -0.0 -0.0 | 124 12 -10.1 6.7 1 850 1335 235 5 4.1 2.9 | 148 11 -6.0 9.6 2 700 2781 295 11 10.0 -4.6 | 176 2 -0.1 2.1 3 500 5150 270 19 19.0 -0.0 | 233 11 8.9 6.7 4 400 6640 270 33 33.0 -0.0 | 254 24 22.9 6.7 5 318 8087 265 38 37.9 3.3 | 250 30 27.8 10.0 6 300 8450 270 40 40.0 -0.0 | 257 31 29.9 6.7 7 250 9600 270 46 46.0 -0.0 | 259 37 35.9 6.7 8 200 11040 270 46 46.0 -0.0 | 259 37 35.9 6.7 9 150 12900 275 44 43.8 -3.8 | 265 34 33.7 2.9 10 100 15500 280 38 37.4 -6.6 | 270 27 27.3 0.1 Wind Parameters Mean winds (0-6000m): 273.7 at 16.2 knts Storm direction: 303.7 at 12.1 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 108.2 deg Storm rel helicity (0-3000m) pos: 23.2 neg: -1.7 tot: 21.5 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.33 Bulk Shear: 26.39 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 ------------------------------------------------------------------------------- 500 235 3 137 11| 0.0 5.4 5.4| 12.8 -1.7 11.1 22.3 0.57| 7.8 4.5 1000 245 4 145 11| 1.6 2.7 4.3| 18.0 -1.7 16.3 16.3 0.59| 5.5 3.2 1500 260 6 150 9| 2.2 1.8 4.0| 20.6 -1.7 18.9 12.6 0.53| 4.9 2.6 2000 275 7 152 7| 2.5 1.3 3.8| 21.3 -1.7 19.6 9.8 0.47| 4.6 2.2 2500 280 8 157 6| 2.0 1.5 3.4| 22.3 -1.7 20.6 8.3 0.50| 4.1 2.1 3000 282 9 165 5| 1.6 1.6 3.2| 23.2 -1.7 21.5 7.2 0.48| 3.8 1.8 4000 279 11 188 5| 1.2 1.8 3.0| 23.6 -1.9 21.7 5.4 0.41| 3.4 1.4 5000 276 13 208 6| 1.0 2.2 3.2| 35.9 -2.3 33.6 6.7 0.40| 3.6 1.5 6000 274 16 227 8| 0.8 2.5 3.3| 48.1 -3.5 44.6 7.4 0.38| 3.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251222.00.gif