UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 21 APR 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 1010 16 0.2 -1.7 87 1.9 -0.6 290 27 272.6 273.1 272.1 281.6 3.34 1 1000 96 -0.9 -4.6 76 3.7 -2.2 295 27 272.2 272.7 270.9 279.7 2.71 2 978 273 -2.7 -6.5 75 3.8 -4.0 299 26 272.2 272.6 270.4 278.8 2.40 3 925 713 -5.9 -8.7 81 2.8 -6.8 310 25 273.3 273.6 270.7 279.2 2.14 4 881 1094 -7.9 -10.5 82 2.6 -8.7 307 22 275.0 275.4 271.4 280.5 1.95 5 850 1373 -7.5 -9.9 83 2.4 -8.2 305 19 278.3 278.6 273.6 284.3 2.12 6 838 1484 -7.5 -9.8 84 2.3 -8.2 307 19 279.4 279.8 274.3 285.6 2.16 7 700 2864 -15.3 -19.5 70 4.2 -16.2 330 15 285.5 285.7 276.2 289.0 1.16 8 685 3027 -16.3 -20.6 69 4.3 -17.2 328 15 286.2 286.4 276.4 289.5 1.08 9 500 5310 -33.1 -42.1 40 9.0 -33.7 305 17 292.7 292.7 278.3 293.3 0.19 10 404 6773 -44.1 -53.1 36 9.0 -44.4 276 28 296.8 296.8 280.0 297.1 0.07 11 400 6840 -44.1 -53.1 36 9.0 -44.4 275 29 297.7 297.7 280.4 297.9 0.07 12 393 6958 -44.5 -53.5 36 9.0 -44.8 275 31 298.7 298.7 280.8 298.9 0.07 13 346 7816 -41.9 -54.9 23 13.0 -42.4 275 33 313.3 313.3 286.6 313.5 0.06 14 300 8780 -42.7 -58.7 16 16.0 -43.3 275 35 325.2 325.2 290.4 325.4 0.05 15 250 10010 -44.1 -63.1 10 19.0 -44.7 270 27 340.5 340.5 294.5 340.6 0.03 16 227 10656 -46.3 -65.3 10 19.0 -46.9 272 24 346.7 346.7 295.9 346.8 0.03 17 200 11500 -45.5 -65.5 9 20.0 -46.2 275 21 360.7 360.7 298.9 360.9 0.03 18 169 12621 -44.9 -64.9 9 20.0 -45.8 266 20 379.5 379.5 302.2 379.7 0.04 19 150 13410 -48.1 -69.1 7 21.0 -48.8 260 19 387.2 387.2 303.4 387.3 0.02 20 146 13588 -49.1 -69.1 8 20.0 -49.8 261 18 388.5 388.5 303.6 388.6 0.02 21 100 16060 -51.7 -72.7 6 21.0 -52.4 270 9 427.8 427.8 308.6 427.9 0.02 22 70 18360 -55.7 -75.7 7 20.0 -56.3 245 9 465.2 465.2 312.3 465.3 0.02 23 67 18638 -56.1 -76.1 6 20.0 -56.8 262 8 470.2 470.2 312.7 470.3 0.02 24 50 20510 -53.1 -74.1 6 21.0 -54.3 15 5 518.3 518.4 316.2 518.6 0.03 25 49 20640 -52.3 -73.3 6 21.0 -53.6 14 5 523.2 523.3 316.5 523.5 0.04 26 36 22613 -56.5 -77.5 5 21.0 -57.6 2 6 560.6 560.6 318.7 560.8 0.03 27 32 23365 -53.5 -74.5 6 21.0 -55.2 358 7 587.8 587.9 320.0 588.2 0.05 28 30 23780 -53.5 -76.5 4 23.0 -55.3 355 7 598.8 598.8 320.6 599.1 0.04 29 25 24952 -54.1 -77.1 4 23.0 -56.1 65 6 629.1 629.1 321.9 629.4 0.04 30 22 25780 -50.1 -74.1 4 24.0 -53.2 114 5 664.5 664.5 323.3 665.1 0.08 31 20 26400 -52.3 -75.3 5 23.0 -55.1 150 5 676.1 676.1 323.7 676.7 0.07 32 18 27081 -52.7 -75.7 5 23.0 -55.5 695.5 695.5 324.3 696.1 0.07 33 13 29208 -47.3 -71.3 5 24.0 -52.7 782.0 782.1 326.8 783.9 0.19 TRP 393 6958 -44.5 -53.5 36 9.0 -44.8 275 31 298.7 298.7 280.8 298.9 0.07 WND Sounding variables and indices 1000-500 mb thick: 5214.00 m Freezing level: 1008.18 mb = 30.95 m = 101.53 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 67.54 % Est. max temperature: 4.86 C = 40.75 F Sfc-Lift cond lev (LCL): 980.40 mb = 253.70 m = 832.33 ft T: -2.50 C 700-500 lapse rate: 7.28 C/km ThetaE index: 2.85 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 807.54 mb = 1767.69 m = 5799.44 ft Mean mixing ratio: 2.38 g/kg Conv temperature: 8.34 C = 47.01 F Cap Strength: 8.29 C Lifted Index: 11.41 C Risk: None Lifted Index @300 mb: 32.57 C Lifted Index @700 mb: 7.94 C Showalter Index: 7.49 C Risk: None Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 23.20 C K Index: 11.50 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.11 J/kg Max Up Vert Vel: 2.87 m/s Conv Inhibition (B-): 59539.68 J/kg Cap Strength: 11.39 C Lift Cond Lev (LCL): 911.43 mb = 828.53 m = 2718.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 14 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 1010 16 290 27 25.4 -9.2 | 260 21 20.7 3.8 1 1000 96 295 27 24.5 -11.4 | 265 20 19.8 1.6 2 925 713 310 25 19.2 -16.1 | 282 15 14.5 -3.0 3 850 1373 305 19 15.6 -10.9 | 259 11 10.9 2.1 4 700 2864 330 15 7.5 -13.0 | 269 3 2.9 0.0 5 500 5310 305 17 13.9 -9.8 | 251 10 9.3 3.3 6 400 6840 275 29 28.9 -2.5 | 247 26 24.3 10.5 7 393 6958 275 31 30.9 -2.7 | 249 28 26.2 10.3 8 300 8780 275 35 34.9 -3.1 | 252 32 30.2 10.0 9 250 10010 270 27 27.0 -0.0 | 240 26 22.4 13.0 10 200 11500 275 21 20.9 -1.8 | 235 20 16.3 11.2 11 150 13410 260 19 18.7 3.3 | 221 22 14.1 16.3 12 100 16060 270 9 9.0 -0.0 | 199 14 4.4 13.0 13 70 18360 245 9 8.2 3.8 | 192 17 3.5 16.8 14 50 20510 15 5 -1.3 -4.8 | 144 10 -5.9 8.2 15 30 23780 355 7 0.6 -7.0 | 146 7 -4.0 6.1 16 20 26400 150 5 -2.5 4.3 | 158 19 -7.1 17.4 Wind Parameters Mean winds (0-6000m): 310.4 at 18.4 knts Storm direction: 340.4 at 13.8 knts Shear (0-3000m) pos: 2.7 neg: 0.6 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 7.8 deg Storm rel helicity (0-3000m) pos: 36.6 neg: -17.0 tot: 19.6 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 11.09 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 ------------------------------------------------------------------------------- 500 299 26 269 19| 7.3 0.0 7.3| 27.4 0.0 27.4 54.8 0.75| 7.4 5.6 1000 303 25 273 17| 4.6 0.0 4.6| 33.7 -8.2 25.5 25.5 0.39| 6.3 2.4 1500 304 24 271 15| 3.1 1.2 4.3| 34.2 -16.9 17.3 11.5 0.13| 5.6 0.7 2000 306 22 270 13| 3.0 0.9 4.0| 35.9 -16.9 19.0 9.5 0.15| 5.0 0.7 2500 308 21 269 12| 3.0 0.7 3.7| 36.5 -16.9 19.6 7.8 0.15| 4.6 0.7 3000 310 20 269 11| 2.7 0.6 3.3| 36.6 -17.0 19.6 6.5 0.13| 4.1 0.6 4000 313 19 269 9| 2.0 0.4 2.5| 36.6 -17.8 18.8 4.7 0.10| 3.5 0.3 5000 313 18 266 9| 1.6 0.6 2.2| 36.6 -19.6 17.0 3.4 0.06| 3.1 0.2 6000 310 18 263 9| 1.4 1.1 2.4| 38.5 -21.0 17.5 2.9 0.05| 3.3 0.2 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250421.00.gif