UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 26 APR 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 10 50 1 SFC 998 26 1.4 -1.7 80 3.1 0.1 50 1 274.7 275.3 273.4 283.9 3.38 2 925 633 -2.5 -6.3 75 3.8 -3.8 25 7 276.8 277.2 273.4 283.9 2.58 3 916 711 -2.9 -6.7 75 3.8 -4.2 16 7 277.1 277.5 273.5 284.2 2.52 4 850 1301 -4.9 -8.9 73 4.0 -6.2 305 3 281.0 281.4 275.4 287.6 2.29 5 841 1385 -4.9 -8.8 74 3.9 -6.2 301 3 281.9 282.3 275.9 288.6 2.33 6 700 2808 -12.9 -17.2 70 4.3 -14.0 235 11 288.2 288.4 277.9 292.5 1.42 7 609 3858 -18.5 -23.3 66 4.8 -19.5 252 11 293.5 293.6 279.8 296.5 0.96 8 500 5300 -28.7 -34.7 56 6.0 -29.4 275 11 298.0 298.1 281.1 299.4 0.40 9 494 5386 -29.1 -35.1 56 6.0 -29.7 284 11 298.6 298.7 281.3 299.9 0.39 10 412 6650 -40.3 -47.3 47 7.0 -40.6 67 9 300.1 300.1 281.5 300.5 0.13 11 400 6850 -41.7 -48.7 47 7.0 -42.0 90 9 300.8 300.8 281.8 301.2 0.11 12 370 7375 -43.9 -51.9 41 8.0 -44.2 110 9 304.7 304.7 283.4 305.0 0.09 13 351 7729 -42.9 -52.9 33 10.0 -43.3 106 11 310.6 310.6 285.7 310.9 0.08 14 327 8204 -44.9 -55.9 28 11.0 -45.3 101 13 314.2 314.2 286.9 314.5 0.06 15 300 8780 -44.1 -58.1 20 14.0 -44.6 95 15 323.2 323.2 289.8 323.4 0.05 16 250 10010 -43.7 -61.7 12 18.0 -44.4 135 17 341.1 341.1 294.6 341.3 0.04 17 206 11311 -42.5 -63.5 8 21.0 -43.5 170 12 362.4 362.4 299.2 362.6 0.04 18 200 11510 -43.1 -65.1 7 22.0 -44.0 175 11 364.5 364.5 299.6 364.7 0.03 19 169 12638 -46.1 -68.1 7 22.0 -46.9 184 13 377.5 377.5 301.9 377.6 0.02 20 161 12960 -47.5 -69.5 6 22.0 -48.3 186 14 380.4 380.4 302.3 380.5 0.02 21 150 13430 -45.3 -68.3 6 23.0 -46.3 190 15 392.0 392.0 304.1 392.1 0.03 22 147 13564 -45.1 -68.1 6 23.0 -46.2 191 15 394.6 394.6 304.5 394.8 0.03 23 106 15719 -49.7 -72.7 5 23.0 -50.5 211 20 424.6 424.6 308.3 424.7 0.02 24 100 16100 -48.7 -71.7 5 23.0 -49.7 215 21 433.6 433.6 309.2 433.8 0.02 25 96 16369 -47.9 -70.9 5 23.0 -49.0 218 20 440.3 440.3 309.9 440.4 0.03 26 71 18329 -55.5 -77.5 5 22.0 -56.2 239 11 463.8 463.8 312.1 463.8 0.01 27 70 18420 -54.5 -76.5 5 22.0 -55.3 240 11 467.8 467.8 312.4 467.9 0.02 28 65 18899 -51.5 -74.5 5 23.0 -52.6 239 11 484.4 484.4 313.8 484.5 0.02 29 54 20091 -56.7 -78.7 5 22.0 -57.5 236 11 498.8 498.8 314.9 498.9 0.02 30 50 20580 -56.3 -78.3 5 22.0 -57.2 235 11 510.8 510.8 315.7 510.9 0.02 31 30 23850 -54.1 -76.1 5 22.0 -55.8 155 1 597.2 597.2 320.5 597.5 0.04 32 28 24293 -53.5 -75.5 5 22.0 -55.4 610.7 610.7 321.1 611.1 0.05 TRP 370 7375 -43.9 -51.9 41 8.0 -44.2 110 9 304.7 304.7 283.4 305.0 0.09 WND Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: 971.79 mb = 243.97 m = 800.41 ft Wetbulb zero: 995.49 mb = 46.22 m = 151.65 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 69.01 % Est. max temperature: 7.89 C = 46.20 F Sfc-Lift cond lev (LCL): 950.97 mb = 411.79 m = 1351.01 ft T: -1.08 C 700-500 lapse rate: 6.34 C/km ThetaE index: 0.00 C Layer 998.0- -0.0 mb Conv cond level (CCL): 804.37 mb = 1730.15 m = 5676.27 ft Mean mixing ratio: 2.85 g/kg Conv temperature: 10.10 C = 50.18 F Cap Strength: 9.78 C Lifted Index: 12.06 C Risk: None Lifted Index @300 mb: 27.77 C Lifted Index @700 mb: 6.77 C Showalter Index: 9.37 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 19.80 C K Index: 10.60 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.37 J/kg Max Up Vert Vel: 4.55 m/s Conv Inhibition (B-): 45292.20 J/kg Cap Strength: 11.86 C Lift Cond Lev (LCL): 896.58 mb = 879.70 m = 2886.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 6 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 ---------------------------------------------------------- 0 998 26 50 1 -0.8 -0.6 | 110 7 -6.5 2.4 1 925 633 25 7 -3.0 -6.3 | 69 9 -8.7 -3.3 2 850 1301 305 3 2.5 -1.7 | 111 4 -3.3 1.3 3 700 2808 235 11 9.0 6.3 | 199 10 3.3 9.3 4 500 5300 275 11 11.0 -1.0 | 249 6 5.2 2.1 5 400 6850 90 9 -9.0 0.0 | 102 15 -14.7 3.0 6 370 7375 110 9 -8.5 3.1 | 113 15 -14.2 6.1 7 300 8780 95 15 -14.9 1.3 | 102 21 -20.7 4.3 8 250 10010 135 17 -12.0 12.0 | 130 23 -17.8 15.0 9 200 11510 175 11 -1.0 11.0 | 154 15 -6.7 14.0 10 150 13430 190 15 2.6 14.8 | 170 18 -3.1 17.8 11 100 16100 215 21 12.0 17.2 | 197 21 6.3 20.2 12 70 18420 240 11 9.5 5.5 | 204 9 3.8 8.5 13 50 20580 235 11 9.0 6.3 | 199 10 3.3 9.3 14 30 23850 155 1 -0.4 0.9 | 122 7 -6.2 3.9 Wind Parameters Mean winds (0-6000m): 267.7 at 8.6 knts Storm direction: 297.7 at 6.5 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 92.6 deg Storm rel helicity (0-3000m) pos: 6.7 neg: -16.2 tot: -9.6 m^2/s^2 ave: -3.2 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.67 Bulk Shear: 15.50 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 28 3 90 7| 0.0 5.2 5.2| 0.0 -9.9 -9.9 -19.8 -0.92| 5.3 -4.8 1000 18 5 78 7| 0.0 2.3 2.3| 0.9 -13.9 -13.1 -13.1 -0.50| 5.9 -3.0 1500 7 4 78 6| 0.0 1.6 1.6| 3.5 -13.9 -10.4 -6.9 -0.18| 5.3 -1.0 2000 340 5 72 4| 0.0 2.0 2.0| 5.0 -13.9 -8.9 -4.5 -0.00| 4.9 -0.0 2500 303 5 93 1| 0.0 2.2 2.2| 5.4 -14.3 -8.9 -3.6 0.01| 4.8 0.0 3000 270 6 189 3| 0.0 2.1 2.1| 6.7 -16.2 -9.6 -3.2 -0.01| 4.6 -0.0 4000 258 7 198 5| 0.4 1.5 1.9| 12.3 -16.2 -3.9 -1.0 0.08| 3.8 0.3 5000 259 8 207 5| 0.6 1.2 1.9| 17.0 -16.2 0.8 0.2 0.15| 3.4 0.5 6000 268 9 221 4| 1.6 1.0 2.6| 37.8 -16.2 21.6 3.6 0.40| 4.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20250426.00.gif