UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 19 APR 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 76 1 925 698 SFC 902 898 -3.5 -8.2 70 4.7 -5.1 0 0 277.7 278.1 273.5 284.2 2.28 3 893 977 -2.9 -9.9 58 7.0 -5.2 22 1 279.1 279.5 273.9 284.9 2.01 4 878 1113 1.8 -6.2 55 8.0 -1.3 59 1 285.4 285.8 278.3 293.3 2.74 5 856 1319 2.6 -9.4 41 12.0 -1.8 115 3 288.3 288.7 279.0 294.7 2.19 6 850 1376 2.6 -11.4 35 14.0 -2.3 130 3 288.9 289.2 278.9 294.5 1.88 7 837 1500 2.0 -13.0 32 15.0 -3.0 137 4 289.5 289.8 278.9 294.6 1.68 8 820 1666 2.6 -13.4 30 16.0 -2.9 147 4 291.9 292.1 280.0 296.9 1.66 9 814 1725 2.8 -13.2 30 16.0 -2.7 150 5 292.7 293.0 280.4 297.8 1.70 10 703 2892 -5.1 -18.1 35 13.0 -8.9 218 11 296.5 296.7 281.5 300.6 1.31 11 700 2926 -5.5 -18.5 35 13.0 -9.2 220 11 296.4 296.6 281.5 300.4 1.27 12 583 4327 -17.7 -26.7 45 9.0 -19.4 250 11 298.1 298.2 281.5 300.5 0.74 13 575 4430 -17.7 -25.7 50 8.0 -19.3 252 11 299.3 299.4 282.1 301.9 0.82 14 500 5460 -25.3 -34.3 43 9.0 -26.5 275 11 302.2 302.3 282.8 303.6 0.42 15 400 7040 -36.3 -44.3 43 8.0 -36.8 285 13 307.8 307.8 284.7 308.5 0.19 16 300 8980 -50.1 -57.1 43 7.0 -50.3 250 21 314.7 314.7 287.1 315.0 0.06 17 254 10050 -57.3 -64.3 41 7.0 -57.4 260 27 319.4 319.4 288.6 319.5 0.03 18 250 10150 -57.1 -64.1 41 7.0 -57.2 255 27 321.2 321.2 289.1 321.3 0.03 19 227 10758 -56.9 -63.9 41 7.0 -57.0 249 20 330.5 330.5 291.9 330.6 0.03 20 212 11195 -51.5 -58.5 43 7.0 -51.7 244 15 345.4 345.4 295.7 345.7 0.07 21 200 11570 -53.5 -60.5 42 7.0 -53.7 240 11 348.0 348.1 296.3 348.3 0.06 22 192 11832 -54.1 -62.1 37 8.0 -54.3 240 12 351.2 351.2 296.9 351.4 0.05 23 168 12699 -48.5 -57.5 34 9.0 -49.0 240 16 374.2 374.2 301.4 374.6 0.10 24 150 13440 -51.1 -61.1 29 10.0 -51.5 240 19 382.0 382.0 302.6 382.3 0.07 25 122 14779 -53.7 -64.7 25 11.0 -54.1 243 17 400.5 400.5 305.3 400.8 0.05 26 100 16060 -53.5 -66.5 19 13.0 -54.0 245 15 424.4 424.4 308.2 424.6 0.05 27 94 16458 -52.5 -65.5 19 13.0 -53.1 248 15 433.9 433.9 309.3 434.2 0.06 28 78 17656 -54.7 -68.7 16 14.0 -55.3 255 14 453.1 453.1 311.2 453.4 0.05 29 72 18169 -53.7 -68.7 14 15.0 -54.4 259 13 465.7 465.7 312.3 466.0 0.05 30 70 18350 -52.1 -67.1 15 15.0 -53.0 260 13 472.9 472.9 312.9 473.3 0.07 31 68 18537 -51.7 -67.7 13 16.0 -52.7 260 13 477.7 477.7 313.3 478.1 0.06 32 67 18633 -52.7 -68.7 13 16.0 -53.6 261 13 477.6 477.6 313.3 477.9 0.05 33 63 19030 -52.5 -68.5 13 16.0 -53.5 262 12 486.5 486.5 314.0 486.9 0.06 34 56 19785 -54.5 -70.5 12 16.0 -55.4 263 12 498.6 498.6 314.9 498.9 0.05 35 50 20510 -54.3 -71.3 11 17.0 -55.3 265 11 515.5 515.5 316.0 515.8 0.05 36 48 20772 -52.9 -69.9 11 17.0 -54.1 261 11 524.9 524.9 316.6 525.3 0.06 37 45 21188 -52.7 -69.7 11 17.0 -54.0 254 10 535.2 535.2 317.3 535.6 0.07 38 40 21940 -56.5 -73.5 10 17.0 -57.5 241 8 544.0 544.0 317.8 544.3 0.05 39 30 23770 -54.9 -73.9 8 19.0 -56.4 210 5 595.0 595.0 320.4 595.4 0.06 40 20 26370 -54.3 -74.3 7 20.0 -56.5 260 3 670.0 670.0 323.4 670.6 0.08 41 18 27048 -52.7 -73.7 6 21.0 -55.5 695.5 695.5 324.3 696.4 0.10 TRP 254 10050 -57.3 -64.3 41 7.0 -57.4 260 27 319.4 319.4 288.6 319.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5384.00 m Freezing level: Surface below freezing Freezing level: 883.74 mb = 1061.33 m = 3482.00 ft Freezing level: 774.66 mb = 2138.82 m = 7017.03 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 40.40 % Est. max temperature: 13.04 C = 55.47 F Sfc-Lift cond lev (LCL): 837.56 mb = 1494.92 m = 4904.53 ft T: 2.03 C 700-500 lapse rate: 7.81 C/km ThetaE index: 0.28 C Layer 850.0- 837.0 mb Conv cond level (CCL): 610.76 mb = 3970.41 m = 13026.11 ft Mean mixing ratio: 2.02 g/kg Conv temperature: 15.90 C = 60.62 F Cap Strength: 7.95 C Lifted Index: 8.25 C Risk: None Lifted Index @300 mb: 15.04 C Lifted Index @700 mb: 7.78 C Showalter Index: 7.61 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 27.90 C Cross Totals Index: 13.90 C K Index: 3.50 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.05 J/kg Max Up Vert Vel: 10.68 m/s Conv Inhibition (B-): 48554.07 J/kg Cap Strength: 8.17 C Lift Cond Lev (LCL): 705.17 mb = 2867.96 m = 9409.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 7 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 | 102 7 -7.0 1.5 1 850 1376 130 3 -2.3 1.9 | 110 10 -9.3 3.4 2 700 2926 220 11 7.1 8.4 | 180 10 0.1 9.9 3 500 5460 275 11 11.0 -1.0 | 263 4 4.0 0.5 4 400 7040 285 13 12.6 -3.4 | 289 6 5.6 -1.9 5 300 8980 250 21 19.7 7.2 | 236 15 12.7 8.6 6 254 10050 260 27 26.6 4.7 | 253 21 19.6 6.1 7 250 10150 255 27 26.1 7.0 | 246 21 19.1 8.4 8 200 11570 240 11 9.5 5.5 | 200 7 2.5 7.0 9 150 13440 240 19 16.5 9.5 | 221 14 9.5 11.0 10 100 16060 245 15 13.6 6.3 | 220 10 6.6 7.8 11 70 18350 260 13 12.8 2.3 | 237 7 5.8 3.7 12 50 20510 265 11 11.0 1.0 | 239 5 4.0 2.4 13 30 23770 210 5 2.5 4.3 | 142 7 -4.5 5.8 14 20 26370 260 3 3.0 0.5 | 116 5 -4.0 2.0 Wind Parameters Mean winds (0-6000m): 251.7 at 9.5 knts Storm direction: 281.7 at 7.2 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 99.5 deg Storm rel helicity (0-3000m) pos: 51.2 neg: -1.7 tot: 49.5 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 3.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.96 Bulk Shear: 14.42 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 ------------------------------------------------------------------------------- 500 130 2 107 9| 3.2 0.0 3.2| 6.3 -1.7 4.6 9.3 0.35| 4.9 1.7 1000 145 3 114 10| 2.9 0.0 2.9| 15.2 -1.7 13.6 13.6 0.59| 4.2 2.5 1500 169 4 126 10| 2.8 0.0 2.8| 28.3 -1.7 26.6 17.8 0.73| 4.3 3.2 2000 199 6 143 9| 2.8 0.0 2.8| 43.3 -1.7 41.7 20.8 0.81| 4.7 3.7 2500 209 7 152 8| 2.3 0.0 2.3| 47.8 -1.7 46.2 18.5 0.80| 4.2 3.4 3000 216 7 160 8| 1.9 0.0 1.9| 51.2 -1.7 49.5 16.5 0.80| 3.9 3.1 4000 229 8 174 7| 1.4 0.0 1.4| 56.5 -1.7 54.8 13.7 0.80| 3.4 2.7 5000 241 9 188 6| 1.2 0.0 1.2| 59.7 -1.7 58.1 11.6 0.81| 3.1 2.5 6000 252 10 205 5| 1.1 0.0 1.1| 61.5 -1.7 59.9 10.0 0.81| 2.7 2.2 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250419.00.gif