UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 13 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 ------------------------------------------------------------------------------- 0 1000 -40 45 13 SFC 993 18 8.2 6.2 87 2.0 7.2 45 13 281.9 282.9 280.6 298.4 5.99 2 986 76 8.0 1.0 61 7.0 4.8 44 13 282.3 283.0 278.6 294.0 4.17 3 925 598 3.0 -1.3 73 4.3 1.1 35 13 282.4 283.0 278.1 292.9 3.75 4 877 1027 -0.7 -4.9 73 4.2 -2.3 29 12 282.9 283.4 277.4 291.5 3.02 5 850 1276 -2.3 -6.8 71 4.5 -4.0 25 11 283.7 284.2 277.4 291.5 2.70 6 787 1883 -5.9 -9.7 74 3.8 -7.2 17 11 286.2 286.6 278.2 293.0 2.32 7 700 2791 -11.9 -19.9 51 8.0 -13.8 5 11 289.3 289.5 278.0 292.8 1.12 8 625 3647 -18.1 -27.1 45 9.0 -19.7 355 13 291.7 291.9 278.6 293.9 0.66 9 552 4561 -25.5 -40.5 23 15.0 -26.9 344 15 293.5 293.6 278.7 294.2 0.20 10 500 5270 -31.5 -43.5 30 12.0 -32.4 335 17 294.6 294.7 279.1 295.2 0.16 11 462 5822 -36.5 -43.5 48 7.0 -37.0 326 21 295.1 295.2 279.4 295.7 0.18 12 400 6800 -44.5 -51.5 46 7.0 -44.7 310 27 297.2 297.2 280.2 297.5 0.08 13 315 8359 -56.7 -62.7 47 6.0 -56.8 335 19 301.2 301.2 281.9 301.3 0.03 14 300 8670 -54.5 -60.5 47 6.0 -54.6 330 17 308.5 308.5 284.8 308.7 0.04 15 250 9840 -50.5 -58.5 38 8.0 -50.7 325 11 331.0 331.0 292.0 331.2 0.06 16 214 10863 -47.7 -58.7 27 11.0 -48.1 311 17 350.4 350.4 296.8 350.7 0.06 17 200 11310 -48.5 -61.5 21 13.0 -49.0 305 19 356.0 356.0 298.0 356.2 0.05 18 150 13210 -48.5 -67.5 9 19.0 -49.2 275 21 386.5 386.5 303.3 386.6 0.03 19 100 15880 -47.7 -69.7 6 22.0 -48.8 265 13 435.6 435.6 309.4 435.7 0.03 20 70 18230 -47.5 -71.5 5 24.0 -49.1 245 11 482.8 482.8 313.7 483.0 0.04 21 67 18520 -46.9 -70.9 5 24.0 -48.6 250 10 490.2 490.2 314.2 490.4 0.04 22 50 20450 -48.9 -72.9 4 24.0 -50.7 280 7 528.2 528.2 316.8 528.5 0.04 23 38 22248 -50.3 -74.3 4 24.0 -52.3 245 7 567.8 567.8 319.0 568.1 0.04 24 30 23800 -47.7 -71.7 5 24.0 -50.7 215 7 614.6 614.6 321.3 615.2 0.08 25 23 25546 -51.1 -74.1 5 23.0 -53.8 313 4 653.1 653.2 322.8 653.7 0.07 26 20 26460 -49.5 -73.5 4 24.0 -53.0 5 3 684.7 684.7 324.0 685.4 0.09 27 12 29808 -49.3 -73.3 4 24.0 -54.2 793.1 793.1 327.1 794.6 0.16 28 10 31012 -45.9 -69.9 5 24.0 -52.8 848.2 848.4 328.4 851.5 0.31 29 10 31012 -45.9 -69.9 5 24.0 -52.8 848.2 848.4 328.4 851.5 0.31 TRP 315 8359 -56.7 -62.7 47 6.0 -56.8 335 19 301.2 301.2 281.9 301.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5310.00 m Freezing level: 886.08 mb = 945.68 m = 3102.59 ft Wetbulb zero: 909.27 mb = 736.04 m = 2414.80 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 52.91 % Est. max temperature: 10.28 C = 50.51 F Sfc-Lift cond lev (LCL): 963.15 mb = 267.85 m = 878.77 ft T: 6.16 C 700-500 lapse rate: 7.91 C/km ThetaE index: 6.95 C Layer 986.0- 850.0 mb Conv cond level (CCL): 856.75 mb = 1212.97 m = 3979.50 ft Mean mixing ratio: 3.88 g/kg Conv temperature: 9.80 C = 49.63 F Cap Strength: 2.11 C Lifted Index: 2.29 C Risk: None Lifted Index @300 mb: 10.87 C Lifted Index @700 mb: 1.56 C Showalter Index: 3.61 C Risk: None Total Totals Index: 53.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 24.70 C K Index: 14.40 Risk: None Sweat Index: 137.00 Risk: None Energy Index: 0.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.58 J/kg Max Up Vert Vel: 1.78 m/s Conv Inhibition (B-): 71078.82 J/kg Cap Strength: 2.27 C Lift Cond Lev (LCL): 871.32 mb = 1078.58 m = 3538.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 27 at 10 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 ---------------------------------------------------------- 0 993 18 45 13 -9.2 -9.2 | 89 4 -4.5 -0.1 1 925 598 35 13 -7.5 -10.6 | 61 3 -2.7 -1.5 2 850 1276 25 11 -4.6 -10.0 | 356 1 0.1 -0.9 3 700 2791 5 11 -1.0 -11.0 | 296 4 3.7 -1.9 4 500 5270 335 17 7.2 -15.4 | 298 13 11.9 -6.3 5 400 6800 310 27 20.7 -17.4 | 288 27 25.4 -8.3 6 315 8359 335 19 8.0 -17.2 | 302 15 12.7 -8.1 7 300 8670 330 17 8.5 -14.7 | 293 14 13.2 -5.6 8 250 9840 325 11 6.3 -9.0 | 270 11 11.0 0.1 9 200 11310 305 19 15.6 -10.9 | 275 20 20.3 -1.8 10 150 13210 275 21 20.9 -1.8 | 254 27 25.6 7.3 11 100 15880 265 13 13.0 1.1 | 240 20 17.7 10.2 12 70 18230 245 11 10.0 4.6 | 227 20 14.7 13.8 13 50 20450 280 7 6.9 -1.2 | 236 14 11.6 7.9 14 30 23800 215 7 4.0 5.7 | 210 17 8.7 14.8 15 20 26460 5 3 -0.3 -3.0 | 216 8 4.4 6.1 Wind Parameters Mean winds (0-6000m): 357.3 at 13.7 knts Storm direction: 27.3 at 10.3 knts Shear (0-3000m) pos: 0.0 neg: 1.6 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -149.1 deg Storm rel helicity (0-3000m) pos: 0.3 neg: -3.6 tot: -3.3 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: -0.52 Storm rel vorticity (0-3000m) horiz: 1.7 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 12.90 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 41 13 79 4| 0.0 2.0 2.0| 0.0 -1.6 -1.6 -3.1 -0.79| 2.0 -1.6 1000 37 13 69 3| 0.0 1.9 1.9| 0.0 -2.3 -2.3 -2.3 -0.65| 2.1 -1.4 1500 33 12 61 2| 0.0 1.8 1.8| 0.0 -2.7 -2.7 -1.8 -0.69| 2.0 -1.4 2000 30 12 45 2| 0.0 1.7 1.7| 0.0 -3.0 -3.0 -1.5 -0.65| 1.8 -1.2 2500 26 12 20 1| 0.0 1.6 1.6| 0.0 -3.3 -3.3 -1.3 -0.61| 1.7 -1.0 3000 23 12 355 2| 0.0 1.6 1.6| 0.3 -3.6 -3.3 -1.1 -0.52| 1.7 -0.9 4000 16 12 328 3| 0.0 1.6 1.6| 0.8 -3.6 -2.8 -0.7 -0.35| 1.7 -0.6 5000 7 13 316 5| 0.0 1.7 1.7| 0.8 -5.7 -4.9 -1.0 -0.31| 1.8 -0.6 6000 357 14 310 7| 0.0 2.0 2.0| 0.8 -11.2 -10.4 -1.7 -0.27| 2.1 -0.6 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251013.00.gif