UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 5 DEC 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 1000 15 1.4 -3.6 69 5.0 -0.5 200 31 274.5 275.0 272.6 282.6 2.92 1 925 635 -4.5 -9.5 68 5.0 -6.1 185 36 274.7 275.0 271.3 280.3 2.01 2 855 1248 -10.5 -13.6 78 3.1 -11.3 190 38 274.7 274.9 270.6 279.1 1.56 3 854 1257 -10.5 -13.7 77 3.2 -11.3 190 38 274.8 275.0 270.7 279.2 1.55 4 850 1293 -10.9 -14.2 77 3.3 -11.8 190 38 274.7 275.0 270.5 279.0 1.50 5 798 1775 -13.7 -20.7 55 7.0 -15.1 188 39 276.7 276.9 270.8 279.4 0.92 6 770 2045 -16.3 -24.3 50 8.0 -17.7 187 39 276.8 276.9 270.4 278.9 0.69 7 700 2755 -21.7 -29.7 48 8.0 -22.8 185 40 278.5 278.5 271.1 279.9 0.46 8 673 3043 -24.7 -33.7 43 9.0 -25.6 184 42 278.2 278.3 270.7 279.3 0.33 9 629 3533 -27.7 -33.7 57 6.0 -28.3 182 46 280.3 280.3 271.9 281.4 0.35 10 508 5040 -37.7 -51.7 22 14.0 -38.2 175 57 285.8 285.8 274.5 286.0 0.06 11 500 5150 -37.3 -51.3 22 14.0 -37.9 175 58 287.6 287.6 275.5 287.8 0.07 12 472 5546 -39.1 -54.1 19 15.0 -39.6 167 68 290.1 290.1 276.8 290.3 0.05 13 444 5966 -38.3 -54.3 17 16.0 -38.9 159 79 296.2 296.2 279.7 296.4 0.05 14 416 6412 -40.1 -58.1 13 18.0 -40.7 150 90 299.5 299.5 281.1 299.6 0.04 15 415 6429 -40.3 -58.3 13 18.0 -40.9 150 91 299.4 299.4 281.1 299.6 0.04 16 400 6680 -39.3 -57.3 13 18.0 -39.9 145 97 303.9 303.9 283.0 304.1 0.04 17 386 6924 -39.3 -57.3 13 18.0 -40.0 144 99 307.0 307.0 284.2 307.2 0.04 18 335 7884 -44.9 -63.9 10 19.0 -45.4 141 107 312.1 312.1 286.1 312.1 0.02 19 319 8211 -45.7 -64.3 11 18.6 -46.2 140 110 315.4 315.4 287.2 315.4 0.02 20 300 8620 -46.7 -64.7 11 18.0 -47.1 145 99 319.5 319.5 288.6 319.6 0.02 21 295 8731 -47.5 -65.5 11 18.0 -47.9 145 93 319.9 319.9 288.8 320.0 0.02 22 250 9830 -45.9 -65.9 9 20.0 -46.4 160 62 337.8 337.8 293.8 337.9 0.02 23 223 10589 -47.9 -68.9 7 21.0 -48.4 165 60 346.0 346.0 295.7 346.0 0.02 24 200 11310 -46.7 -68.7 6 22.0 -47.4 170 58 358.8 358.8 298.5 358.9 0.02 25 190 11650 -44.9 -66.9 7 22.0 -45.7 172 55 367.0 367.0 300.1 367.1 0.02 26 161 12745 -48.1 -70.1 6 22.0 -48.8 178 46 379.4 379.4 302.2 379.5 0.02 27 150 13210 -47.3 -70.3 5 23.0 -48.1 180 42 388.6 388.6 303.6 388.7 0.02 28 100 15890 -46.7 -70.7 5 24.0 -48.0 190 60 437.5 437.5 309.6 437.6 0.03 29 82 17221 -42.5 -67.5 5 25.0 -44.7 182 49 471.6 471.6 312.8 471.9 0.05 30 74 17905 -49.1 -73.1 4 24.0 -50.4 177 43 471.8 471.8 312.8 471.9 0.03 31 70 18270 -49.9 -73.9 4 24.0 -51.1 175 40 477.6 477.6 313.2 477.8 0.02 32 61 19166 -48.1 -72.1 5 24.0 -49.8 177 39 500.8 500.8 315.0 501.0 0.04 33 50 20460 -50.9 -73.9 5 23.0 -52.4 180 38 523.5 523.5 316.5 523.7 0.03 34 48 20726 -51.9 -74.9 5 23.0 -53.3 180 37 527.3 527.3 316.8 527.5 0.03 35 30 23780 -52.1 -75.1 5 23.0 -54.1 180 25 602.6 602.6 320.7 603.0 0.05 36 26 24702 -55.3 -77.3 5 22.0 -57.0 180 30 618.7 618.7 321.5 619.0 0.04 37 20 26410 -47.5 -71.5 5 24.0 -51.6 180 38 690.8 690.8 324.1 691.8 0.12 38 19 26750 -46.7 -70.7 5 24.0 -51.2 703.5 703.5 324.6 704.7 0.15 39 16 27875 -52.3 -75.3 5 23.0 -55.5 720.6 720.7 325.1 721.4 0.09 40 13 29214 -53.7 -76.7 4 23.0 -57.0 759.9 759.9 326.2 760.7 0.09 TRP 295 8731 -47.5 -65.5 11 18.0 -47.9 145 93 319.9 319.9 288.8 320.0 0.02 WND 319 8211 -45.7 -64.3 11 18.6 -46.2 140 110 315.4 315.4 287.2 315.4 0.02 Sounding variables and indices 1000-500 mb thick: 5135.21 m Freezing level: 982.20 mb = 161.96 m = 531.34 ft Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 52.19 % Est. max temperature: 1.58 C = 34.84 F Sfc-Lift cond lev (LCL): 925.12 mb = 633.99 m = 2080.01 ft T: -4.49 C 700-500 lapse rate: 6.51 C/km ThetaE index: 3.48 C Layer 925.0- 854.0 mb Conv cond level (CCL): 880.29 mb = 1020.82 m = 3349.09 ft Mean mixing ratio: 2.33 g/kg Conv temperature: 1.56 C = 34.81 F Cap Strength: 4.35 C Lifted Index: 5.75 C Risk: None Lifted Index @300 mb: 27.23 C Lifted Index @700 mb: 0.14 C Showalter Index: 7.42 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 23.10 C K Index: 4.20 Risk: None Sweat Index: 144.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.94 J/kg Max Up Vert Vel: 5.09 m/s Conv Inhibition (B-): 0.80 J/kg Cap Strength: 5.59 C Lift Cond Lev (LCL): 880.87 mb = 1015.71 m = 3332.34 ft Lev Free Conv (LFC): 875.87 mb = 1060.04 m = 3477.79 ft Equ Level (EL): 805.87 mb = 1700.37 m = 5578.56 ft B at Equ Level: 6.59 J/kg Max Parcel Lev (MPL): 615.87 mb = 3682.14 m = 12080.38 ft Wind level data Storm motion: 209 at 35 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 1000 15 200 31 10.6 29.1 | 77 7 -6.6 -1.5 1 925 635 185 36 3.1 35.9 | 110 15 -14.1 5.2 2 850 1293 190 38 6.6 37.4 | 123 13 -10.6 6.8 3 700 2755 185 40 3.5 39.8 | 124 17 -13.7 9.2 4 500 5150 175 58 -5.1 57.8 | 141 35 -22.3 27.2 5 400 6680 145 97 -55.6 79.5 | 124 88 -72.8 48.8 6 319 8211 140 110 -70.7 84.3 | 121 103 -87.9 53.6 7 300 8620 145 99 -56.8 81.1 | 124 90 -74.0 50.5 8 295 8731 145 93 -53.3 76.2 | 123 84 -70.5 45.6 9 250 9830 160 62 -21.2 58.3 | 126 47 -38.4 27.6 10 200 11310 170 58 -10.1 57.1 | 134 38 -27.3 26.5 11 150 13210 180 42 0.0 42.0 | 123 21 -17.2 11.4 12 100 15890 190 60 10.4 59.1 | 167 29 -6.8 28.5 13 70 18270 175 40 -3.5 39.8 | 114 23 -20.7 9.2 14 50 20460 180 38 0.0 38.0 | 113 19 -17.2 7.4 15 30 23780 180 25 0.0 25.0 | 72 18 -17.2 -5.6 16 20 26410 180 38 0.0 38.0 | 113 19 -17.2 7.4 Wind Parameters Mean winds (0-6000m): 179.3 at 46.8 knts Storm direction: 209.3 at 35.1 knts Shear (0-3000m) pos: 0.2 neg: 2.5 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 50.8 deg Storm rel helicity (0-3000m) pos: 30.8 neg: 0.0 tot: 30.8 m^2/s^2 ave: 10.3 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 37.64 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 ------------------------------------------------------------------------------- 500 193 33 99 10| 0.0 8.3 8.3| 11.3 0.0 11.3 22.6 0.59| 8.3 4.9 1000 190 35 107 12| 0.0 4.9 4.9| 19.5 0.0 19.5 19.5 0.58| 6.1 3.6 1500 190 36 112 12| 0.5 3.2 3.7| 24.2 0.0 24.2 16.1 0.59| 4.8 2.8 2000 189 36 115 13| 0.4 2.8 3.1| 24.7 0.0 24.7 12.3 0.55| 4.0 2.2 2500 189 37 117 13| 0.3 2.5 2.8| 25.0 0.0 25.0 10.0 0.51| 3.4 1.7 3000 188 38 119 14| 0.2 2.5 2.8| 30.8 0.0 30.8 10.3 0.50| 3.3 1.7 4000 186 40 124 16| 0.2 2.9 3.1| 50.1 0.0 50.1 12.5 0.48| 3.6 1.7 5000 184 43 129 19| 0.1 3.2 3.4| 62.8 0.0 62.8 12.6 0.41| 3.7 1.5 6000 179 47 132 24| 0.1 5.2 5.3| 63.5 -99.3 -35.7 -6.0 0.12| 5.8 0.7 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251205.12.gif