UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 20 APR 25 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 23 3.4 -4.6 56 8.0 0.4 360 7 275.5 276.0 272.9 282.9 2.68 1 1000 127 1.2 -8.8 47 10.0 -2.1 360 9 274.4 274.7 271.0 279.8 1.96 2 976 322 -1.1 -9.1 55 8.0 -3.7 360 11 273.9 274.3 270.8 279.4 1.96 3 925 746 -5.7 -10.6 68 4.9 -7.1 360 17 273.5 273.8 270.3 278.6 1.84 4 891 1038 -8.1 -12.0 73 3.9 -9.2 360 21 273.9 274.2 270.4 278.7 1.71 5 850 1403 -9.9 -14.7 68 4.8 -11.1 360 25 275.8 276.0 271.1 279.9 1.44 6 816 1717 -10.9 -16.9 61 6.0 -12.3 357 28 278.0 278.2 272.1 281.6 1.25 7 805 1822 -11.7 -17.7 61 6.0 -13.1 356 29 278.2 278.4 272.1 281.6 1.18 8 756 2303 -11.3 -29.3 21 18.0 -14.4 351 33 283.7 283.7 274.0 285.1 0.45 9 700 2891 -13.9 -29.9 25 16.0 -16.6 345 38 287.1 287.2 275.9 288.5 0.46 10 656 3379 -16.9 -36.9 16 20.0 -19.5 342 38 289.1 289.1 276.6 289.9 0.25 11 500 5350 -32.3 -49.3 17 17.0 -33.3 330 38 293.7 293.7 278.6 294.0 0.09 12 490 5492 -33.3 -49.3 19 16.0 -34.2 329 39 294.1 294.1 278.8 294.4 0.09 13 400 6890 -42.7 -57.7 18 15.0 -43.2 320 44 299.5 299.5 281.2 299.6 0.04 14 397 6941 -42.9 -57.9 18 15.0 -43.3 320 44 299.9 299.9 281.3 300.0 0.04 15 307 8666 -45.5 -64.1 10 18.7 -45.9 305 75 319.2 319.2 288.5 319.2 0.02 16 300 8820 -45.7 -64.7 10 19.0 -46.2 305 73 320.9 320.9 289.0 321.0 0.02 17 250 10040 -45.3 -67.3 7 22.0 -45.9 310 38 338.7 338.7 294.0 338.8 0.02 18 200 11520 -46.7 -70.7 5 24.0 -47.4 305 40 358.8 358.8 298.5 358.9 0.01 19 150 13420 -46.9 -72.9 4 26.0 -47.8 300 25 389.2 389.3 303.7 389.3 0.01 20 100 16070 -53.3 -77.3 4 24.0 -53.9 325 7 424.7 424.7 308.3 424.8 0.01 21 70 18360 -54.5 -78.5 4 24.0 -55.3 330 11 467.8 467.8 312.4 467.9 0.01 22 53 20146 -54.5 -78.5 4 24.0 -55.5 338 4 506.5 506.5 315.4 506.6 0.02 23 50 20520 -54.9 -78.9 4 24.0 -55.9 340 3 514.1 514.1 315.9 514.2 0.02 24 33 23172 -57.3 -80.3 4 23.0 -58.4 41 3 572.6 572.6 319.3 572.7 0.02 25 30 23780 -55.1 -79.1 4 24.0 -56.6 55 3 594.4 594.4 320.3 594.6 0.03 26 20 26370 -54.1 -78.1 4 24.0 -56.5 155 5 670.6 670.6 323.4 670.9 0.05 27 18 27050 -51.5 -76.5 3 25.0 -54.7 699.3 699.3 324.4 699.8 0.06 28 13 29157 -52.7 -76.7 4 24.0 -56.3 763.3 763.4 326.3 764.1 0.09 TRP 397 6941 -42.9 -57.9 18 15.0 -43.3 320 44 299.9 299.9 281.3 300.0 0.04 WND 307 8666 -45.5 -64.1 10 18.7 -45.9 305 75 319.2 319.2 288.5 319.2 0.02 Sounding variables and indices 1000-500 mb thick: 5223.00 m Freezing level: 987.48 mb = 228.52 m = 749.72 ft Wetbulb zero: 1011.06 mb = 38.24 m = 125.47 ft Precipitable water: 0.19 inches Sfc-500 mean rel hum: 35.04 % Est. max temperature: 3.05 C = 37.50 F Sfc-Lift cond lev (LCL): 894.71 mb = 1005.86 m = 3300.01 ft T: -7.83 C 700-500 lapse rate: 7.48 C/km ThetaE index: 4.33 C Layer 1000.0- 891.0 mb Conv cond level (CCL): 806.89 mb = 1803.59 m = 5917.20 ft Mean mixing ratio: 1.96 g/kg Conv temperature: 6.03 C = 42.85 F Cap Strength: 10.27 C Lifted Index: 12.09 C Risk: None Lifted Index @300 mb: 29.46 C Lifted Index @700 mb: 9.22 C Showalter Index: 11.68 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 17.60 C K Index: -8.30 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 3.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.03 J/kg Max Up Vert Vel: 3.47 m/s Conv Inhibition (B-): 60634.88 J/kg Cap Strength: 11.95 C Lift Cond Lev (LCL): 859.91 mb = 1313.22 m = 4308.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 24 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 1013 23 360 7 -0.0 -7.0 | 197 17 4.9 16.4 1 1000 127 360 9 -0.0 -9.0 | 199 15 4.9 14.4 2 925 746 360 17 -0.0 -17.0 | 218 8 4.9 6.4 3 850 1403 360 25 -0.0 -25.0 | 288 5 4.9 -1.6 4 700 2891 345 38 9.8 -36.7 | 312 20 14.8 -13.3 5 500 5350 330 38 19.0 -32.9 | 292 26 23.9 -9.5 6 400 6890 320 44 28.3 -33.7 | 287 35 33.2 -10.3 7 397 6941 320 44 28.3 -33.7 | 287 35 33.2 -10.3 8 307 8666 305 75 61.4 -43.0 | 286 69 66.4 -19.7 9 300 8820 305 73 59.8 -41.9 | 286 67 64.7 -18.5 10 250 10040 310 38 29.1 -24.4 | 272 34 34.0 -1.1 11 200 11520 305 40 32.8 -22.9 | 269 38 37.7 0.4 12 150 13420 300 25 21.7 -12.5 | 248 29 26.6 10.9 13 100 16070 325 7 4.0 -5.7 | 207 20 8.9 17.6 14 70 18360 330 11 5.5 -9.5 | 217 17 10.4 13.8 15 50 20520 340 3 1.0 -2.8 | 196 21 6.0 20.5 16 30 23780 55 3 -2.5 -1.7 | 187 22 2.5 21.6 17 20 26370 155 5 -2.1 4.5 | 186 28 2.8 27.9 Wind Parameters Mean winds (0-6000m): 341.9 at 31.8 knts Storm direction: 11.9 at 23.9 knts Shear (0-3000m) pos: 0.0 neg: 5.4 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 114.1 deg Storm rel helicity (0-3000m) pos: 30.5 neg: -3.0 tot: 27.5 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 62.96 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 0 11 201 13| 0.0 7.3 7.3| 9.3 0.0 9.3 18.5 0.37| 7.3 2.7 1000 0 14 208 11| 0.0 6.9 6.9| 17.4 0.0 17.4 17.4 0.49| 6.9 3.4 1500 360 17 219 8| 0.0 6.5 6.5| 24.6 0.0 24.6 16.4 0.62| 6.6 4.1 2000 359 20 237 6| 0.0 6.0 6.0| 28.5 0.0 28.5 14.3 0.57| 6.2 3.5 2500 356 22 262 7| 0.0 5.8 5.8| 30.5 0.0 30.5 12.2 0.49| 6.1 2.9 3000 353 25 280 8| 0.0 5.4 5.4| 30.5 -3.0 27.5 9.2 0.40| 5.8 2.4 4000 349 28 293 11| 0.0 4.1 4.1| 30.5 -21.7 8.8 2.2 0.27| 4.9 1.3 5000 345 30 295 14| 0.0 3.3 3.3| 30.5 -42.0 -11.5 -2.3 0.17| 4.3 0.7 6000 342 32 295 16| 0.0 3.0 3.0| 30.5 -55.0 -24.5 -4.1 0.11| 4.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20250420.00.gif