UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 30 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 29 1.8 -2.2 75 4.0 0.2 5 1 273.9 274.5 272.7 282.7 3.21 1 1000 134 5.6 -0.4 65 6.0 3.0 25 9 278.8 279.4 276.2 289.0 3.71 2 975 341 6.2 -5.8 42 12.0 1.5 25 9 281.4 281.8 275.9 288.6 2.54 3 957 492 5.0 -8.0 38 13.0 0.2 25 9 281.7 282.0 275.6 287.9 2.18 4 925 768 3.0 -9.0 41 12.0 -1.3 25 9 282.4 282.7 275.8 288.4 2.09 5 886 1115 0.2 -9.8 47 10.0 -3.2 354 7 283.0 283.3 276.1 288.9 2.05 6 850 1446 -2.3 -12.3 46 10.0 -5.5 325 5 283.7 284.0 276.0 288.9 1.75 7 789 2031 -7.3 -14.3 57 7.0 -9.3 319 6 284.5 284.8 276.3 289.2 1.60 8 700 2957 -10.9 -29.9 19 19.0 -14.4 310 7 290.4 290.5 277.6 291.9 0.46 9 644 3592 -13.5 -26.5 33 13.0 -16.1 309 9 294.5 294.6 279.8 296.7 0.68 10 601 4115 -14.7 -39.7 10 25.0 -18.1 308 11 299.0 299.0 281.2 299.7 0.20 11 529 5067 -20.9 -32.9 33 12.0 -22.7 306 14 302.6 302.7 283.1 304.2 0.45 12 500 5480 -24.3 -35.3 35 11.0 -25.8 305 15 303.4 303.5 283.3 304.7 0.38 13 400 7070 -37.7 -51.7 22 14.0 -38.4 270 17 306.0 306.0 283.9 306.3 0.08 14 300 8990 -53.7 -65.7 22 12.0 -53.9 240 15 309.7 309.7 285.2 309.7 0.02 15 267 9728 -58.7 -69.7 23 11.0 -58.8 250 23 312.9 312.9 286.4 312.9 0.01 16 261 9871 -58.7 -69.7 23 11.0 -58.8 253 26 314.9 314.9 287.1 314.9 0.01 17 250 10140 -59.1 -70.1 23 11.0 -59.2 260 31 318.2 318.2 288.2 318.3 0.01 18 200 11560 -53.5 -64.5 25 11.0 -53.8 250 23 348.0 348.1 296.3 348.2 0.03 19 150 13410 -50.9 -64.9 17 14.0 -51.4 240 27 382.4 382.4 302.6 382.6 0.04 20 100 16050 -51.5 -70.5 9 19.0 -52.2 250 13 428.2 428.2 308.7 428.4 0.03 21 75 17912 -50.7 -71.7 7 21.0 -51.8 242 8 466.6 466.6 312.4 466.8 0.03 22 70 18360 -50.7 -72.7 6 22.0 -51.8 240 7 475.9 475.9 313.1 476.1 0.03 23 50 20550 -50.9 -73.9 5 23.0 -52.4 220 7 523.5 523.5 316.5 523.7 0.03 24 45 21234 -53.5 -76.5 4 23.0 -54.8 227 7 533.2 533.2 317.1 533.4 0.03 25 30 23860 -51.9 -75.9 4 24.0 -54.0 255 9 603.2 603.2 320.7 603.5 0.04 26 20 26510 -49.1 -74.1 4 25.0 -52.7 130 7 685.9 685.9 324.0 686.6 0.08 27 15 28399 -49.7 -74.7 4 25.0 -53.9 132 7 742.7 742.8 325.7 743.6 0.10 28 15 28399 -47.9 -73.9 3 26.0 -52.7 132 7 748.7 748.7 325.9 749.8 0.12 29 10 31100 -44.1 -70.1 4 26.0 -51.9 135 7 854.9 855.1 328.5 858.1 0.30 30 8.6 32115 -42.5 -69.5 4 27.0 -51.7 898.8 899.1 329.5 903.1 0.38 TRP 267 9728 -58.7 -69.7 23 11.0 -58.8 250 23 312.9 312.9 286.4 312.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 883.12 mb = 1141.52 m = 3745.11 ft Wetbulb zero: 952.73 mb = 528.66 m = 1734.44 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 35.31 % Est. max temperature: 11.36 C = 52.45 F Sfc-Lift cond lev (LCL): 951.91 mb = 535.61 m = 1757.23 ft T: 4.69 C 700-500 lapse rate: 5.31 C/km ThetaE index: 1.09 C Layer 975.0- 925.0 mb Conv cond level (CCL): 741.02 mb = 2516.53 m = 8256.23 ft Mean mixing ratio: 2.57 g/kg Conv temperature: 15.50 C = 59.91 F Cap Strength: 13.18 C Lifted Index: 13.36 C Risk: None Lifted Index @300 mb: 15.30 C Lifted Index @700 mb: 5.96 C Showalter Index: 12.77 C Risk: None Total Totals Index: 34.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 12.00 C K Index: -9.30 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.99 J/kg Max Up Vert Vel: 6.63 m/s Conv Inhibition (B-): 78457.31 J/kg Cap Strength: 13.28 C Lift Cond Lev (LCL): 819.15 mb = 1736.57 m = 5697.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 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 1013 29 5 1 -0.1 -1.0 | 165 6 -1.6 5.9 1 1000 134 25 9 -3.8 -8.2 | 77 5 -5.3 -1.3 2 925 768 25 9 -3.8 -8.2 | 77 5 -5.3 -1.3 3 850 1446 325 5 2.9 -4.1 | 206 3 1.4 2.8 4 700 2957 310 7 5.4 -4.5 | 238 5 3.8 2.4 5 500 5480 305 15 12.3 -8.6 | 279 11 10.8 -1.7 6 400 7070 270 17 17.0 -0.0 | 246 17 15.5 6.9 7 300 8990 240 15 13.0 7.5 | 219 18 11.5 14.4 8 267 9728 250 23 21.6 7.9 | 234 25 20.1 14.8 9 250 10140 260 31 30.5 5.4 | 247 32 29.0 12.3 10 200 11560 250 23 21.6 7.9 | 234 25 20.1 14.8 11 150 13410 240 27 23.4 13.5 | 227 30 21.9 20.4 12 100 16050 250 13 12.2 4.4 | 223 16 10.7 11.3 13 70 18360 240 7 6.1 3.5 | 204 11 4.5 10.4 14 50 20550 220 7 4.5 5.4 | 194 13 3.0 12.3 15 30 23860 255 9 8.7 2.3 | 218 12 7.2 9.2 16 20 26510 130 7 -5.4 4.5 | 149 13 -6.9 11.4 17 10 31100 135 7 -4.9 4.9 | 151 13 -6.5 11.8 Wind Parameters Mean winds (0-6000m): 317.6 at 9.4 knts Storm direction: 347.6 at 7.1 knts Shear (0-3000m) pos: 1.4 neg: 1.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 75.9 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -9.1 tot: -6.5 m^2/s^2 ave: -2.2 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 3.4 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.74 Bulk Shear: 12.63 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 25 8 84 5| 8.3 0.0 8.3| 0.0 -8.6 -8.6 -17.2 -0.97| 9.1 -8.9 1000 22 8 80 5| 4.1 1.9 6.0| 0.0 -9.1 -9.0 -9.0 -0.72| 6.4 -4.6 1500 15 8 83 3| 2.8 2.7 5.5| 0.5 -9.1 -8.5 -5.7 -0.38| 6.0 -2.3 2000 5 7 86 2| 2.1 2.2 4.3| 1.2 -9.1 -7.9 -3.9 -0.33| 4.7 -1.5 2500 355 7 94 1| 1.7 1.9 3.5| 1.8 -9.1 -7.3 -2.9 -0.28| 3.9 -1.1 3000 347 7 186 0| 1.4 1.7 3.1| 2.5 -9.1 -6.5 -2.2 -0.23| 3.4 -0.8 4000 334 7 260 2| 1.0 1.6 2.6| 6.0 -9.1 -3.1 -0.8 -0.10| 3.0 -0.3 5000 325 8 268 3| 0.8 1.5 2.4| 9.1 -9.1 0.0 0.0 -0.03| 2.7 -0.1 6000 318 9 271 5| 0.7 1.6 2.3| 10.2 -17.1 -6.9 -1.1 -0.09| 2.7 -0.3 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20250430.12.gif