UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 16 OCT 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 1012 17 2.2 -2.8 69 5.0 0.3 360 17 274.4 274.9 272.8 282.8 3.07 1 1009 41 3.2 -3.8 60 7.0 0.5 355 18 275.6 276.1 273.2 283.5 2.86 2 1000 113 2.0 -7.0 51 9.0 -1.2 340 21 275.1 275.5 272.0 281.4 2.26 3 977 301 0.2 -8.8 51 9.0 -2.8 340 22 275.2 275.5 271.6 280.8 2.01 4 925 737 -3.9 -10.9 58 7.0 -6.0 340 23 275.3 275.6 271.4 280.4 1.80 5 850 1395 -10.3 -15.3 67 5.0 -11.5 335 27 275.4 275.6 270.7 279.3 1.37 6 790 1954 -14.9 -18.0 77 3.1 -15.6 326 25 276.3 276.5 270.9 279.7 1.17 7 784 2011 -15.1 -18.1 78 3.0 -15.7 325 25 276.6 276.8 271.2 280.0 1.17 8 721 2640 -19.1 -25.1 59 6.0 -20.1 314 22 279.0 279.1 271.8 281.0 0.69 9 700 2860 -18.5 -24.5 59 6.0 -19.6 310 21 282.0 282.1 273.6 284.3 0.75 10 676 3120 -18.9 -26.9 49 8.0 -20.2 308 23 284.4 284.5 274.7 286.3 0.62 11 580 4247 -25.1 -41.1 21 16.0 -26.6 302 29 289.9 289.9 276.9 290.5 0.18 12 575 4310 -25.3 -41.3 21 16.0 -26.8 301 30 290.4 290.4 277.2 291.0 0.18 13 500 5310 -32.7 -43.7 33 11.0 -33.4 295 36 293.2 293.2 278.5 293.7 0.16 14 404 6773 -43.9 -53.9 32 10.0 -44.2 281 46 297.1 297.1 280.1 297.3 0.06 15 400 6840 -44.1 -54.1 32 10.0 -44.4 280 46 297.7 297.7 280.4 297.9 0.06 16 300 8720 -55.5 -62.5 41 7.0 -55.6 290 54 307.1 307.1 284.2 307.2 0.03 17 289 8959 -56.3 -63.3 41 7.0 -56.4 290 50 309.3 309.3 285.1 309.4 0.03 18 276 9252 -57.7 -64.7 40 7.0 -57.8 290 46 311.3 311.4 285.8 311.4 0.02 19 250 9880 -57.1 -64.1 41 7.0 -57.2 290 36 321.2 321.2 289.1 321.3 0.03 20 238 10191 -57.3 -64.3 41 7.0 -57.4 291 34 325.4 325.4 290.5 325.5 0.03 21 212 10932 -51.3 -59.3 38 8.0 -51.5 294 29 345.7 345.7 295.7 346.0 0.06 22 200 11310 -52.1 -60.1 38 8.0 -52.4 295 27 350.3 350.3 296.7 350.5 0.06 23 150 13180 -50.9 -62.9 23 12.0 -51.4 275 25 382.4 382.4 302.6 382.6 0.05 24 100 15810 -51.9 -67.9 13 16.0 -52.5 270 19 427.4 427.5 308.6 427.7 0.04 25 70 18130 -49.1 -68.1 9 19.0 -50.4 270 25 479.3 479.4 313.4 479.7 0.06 26 50 20330 -50.5 -71.5 7 21.0 -52.0 260 17 524.5 524.5 316.6 524.8 0.05 27 37 22306 -47.9 -69.9 6 22.0 -50.4 263 12 578.3 578.3 319.6 578.9 0.08 28 32 23258 -50.5 -72.5 6 22.0 -52.7 264 10 595.9 595.9 320.5 596.4 0.07 29 30 23680 -49.9 -71.9 6 22.0 -52.4 265 9 608.6 608.6 321.0 609.2 0.08 30 26 24621 -47.9 -71.9 5 24.0 -51.2 254 12 639.7 639.7 322.3 640.4 0.09 31 23 25426 -50.9 -73.9 5 23.0 -53.7 245 14 653.7 653.7 322.9 654.3 0.08 32 20 26340 -49.1 -73.1 4 24.0 -52.7 235 17 685.9 685.9 324.0 686.7 0.10 33 19 26678 -47.9 -71.9 5 24.0 -52.0 699.7 699.8 324.4 700.8 0.12 34 12 29693 -50.3 -74.3 4 24.0 -54.9 789.5 789.6 327.0 790.8 0.14 TRP 276 9252 -57.7 -64.7 40 7.0 -57.8 290 46 311.3 311.4 285.8 311.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5197.00 m Freezing level: 974.46 mb = 321.96 m = 1056.27 ft Wetbulb zero: 1006.32 mb = 62.21 m = 204.11 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 49.19 % Est. max temperature: 3.15 C = 37.67 F Sfc-Lift cond lev (LCL): 936.38 mb = 639.49 m = 2098.05 ft T: -2.98 C 700-500 lapse rate: 5.80 C/km ThetaE index: 4.27 C Layer 1000.0- 790.0 mb Conv cond level (CCL): 846.48 mb = 1426.64 m = 4680.51 ft Mean mixing ratio: 2.02 g/kg Conv temperature: 3.20 C = 37.77 F Cap Strength: 9.02 C Lifted Index: 10.52 C Risk: None Lifted Index @300 mb: 18.60 C Lifted Index @700 mb: 3.51 C Showalter Index: 11.81 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 17.40 C K Index: 1.10 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 3.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.25 J/kg Max Up Vert Vel: 2.12 m/s Conv Inhibition (B-): 3.11 J/kg Cap Strength: 10.35 C Lift Cond Lev (LCL): 848.44 mb = 1409.05 m = 4622.82 ft Lev Free Conv (LFC): 823.44 mb = 1637.34 m = 5371.78 ft Equ Level (EL): 773.44 mb = 2113.16 m = 6932.85 ft B at Equ Level: 1.51 J/kg Max Parcel Lev (MPL): 753.44 mb = 2309.67 m = 7577.57 ft Wind level data Storm motion: 341 at 21 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 1012 17 360 17 -0.0 -17.0 | 110 7 -6.7 2.5 1 1000 113 340 21 7.2 -19.7 | 303 1 0.4 -0.3 2 925 737 340 23 7.9 -21.6 | 333 2 1.1 -2.2 3 850 1395 335 27 11.4 -24.5 | 317 7 4.7 -5.0 4 700 2860 310 21 16.1 -13.5 | 237 11 9.3 6.0 5 500 5310 295 36 32.6 -15.2 | 261 26 25.9 4.2 6 400 6840 280 46 45.3 -8.0 | 253 40 38.6 11.5 7 300 8720 290 54 50.7 -18.5 | 269 44 44.0 1.0 8 276 9252 290 46 43.2 -15.7 | 264 37 36.5 3.7 9 250 9880 290 36 33.8 -12.3 | 255 28 27.1 7.1 10 200 11310 295 27 24.5 -11.4 | 246 19 17.7 8.0 11 150 13180 275 25 24.9 -2.2 | 226 25 18.2 17.3 12 100 15810 270 19 19.0 -0.0 | 212 23 12.3 19.5 13 70 18130 270 25 25.0 -0.0 | 223 27 18.3 19.5 14 50 20330 260 17 16.7 3.0 | 204 25 10.0 22.4 15 30 23680 265 9 9.0 0.8 | 186 20 2.2 20.2 16 20 26340 235 17 13.9 9.8 | 194 30 7.2 29.2 Wind Parameters Mean winds (0-6000m): 310.9 at 27.5 knts Storm direction: 340.9 at 20.6 knts Shear (0-3000m) pos: 0.0 neg: 3.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 131.4 deg Storm rel helicity (0-3000m) pos: 1.8 neg: -24.0 tot: -22.2 m^2/s^2 ave: -7.4 10^-3 m/s^2 rel: -0.68 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 26.74 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 ------------------------------------------------------------------------------- 500 342 21 5 1| 0.0 8.8 8.8| 0.1 -0.2 -0.1 -0.2 -0.75| 14.7-11.1 1000 340 22 334 2| 0.0 5.7 5.7| 0.2 -0.7 -0.5 -0.5 -0.66| 8.7 -5.8 1500 339 24 323 3| 0.0 4.7 4.7| 0.2 -3.5 -3.3 -2.2 -0.63| 7.0 -4.4 2000 336 24 310 4| 0.0 3.7 3.7| 0.2 -11.2 -11.1 -5.5 -0.69| 6.4 -4.4 2500 333 24 295 4| 0.0 3.2 3.2| 0.2 -19.0 -18.9 -7.5 -0.71| 5.9 -4.2 3000 330 24 281 5| 0.0 3.0 3.0| 1.8 -24.0 -22.2 -7.4 -0.68| 5.5 -3.8 4000 324 24 269 7| 0.0 3.0 3.0| 15.0 -24.0 -9.0 -2.2 -0.47| 5.0 -2.4 5000 317 25 265 11| 0.0 3.1 3.1| 23.0 -24.0 -1.0 -0.2 -0.37| 4.7 -1.7 6000 311 27 264 14| 0.0 3.3 3.3| 23.9 -35.4 -11.5 -1.9 -0.33| 4.7 -1.6 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251016.12.gif