UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 18 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 ------------------------------------------------------------------------------- 0 1000 -5 200 5 SFC 997 19 3.4 2.8 96 0.6 3.1 200 5 276.8 277.6 276.4 289.6 4.69 2 925 623 0.0 -2.3 84 2.3 -0.9 65 11 279.3 279.9 276.2 289.0 3.49 3 911 745 -0.7 -2.9 85 2.2 -1.6 63 10 279.8 280.4 276.3 289.3 3.38 4 887 958 0.0 -3.0 80 3.0 -1.2 60 8 282.7 283.3 277.9 292.4 3.45 5 850 1298 -1.9 -5.1 79 3.2 -3.1 55 5 284.2 284.7 278.1 292.9 3.07 6 700 2824 -8.3 -11.8 76 3.5 -9.5 85 19 293.3 293.7 281.3 300.0 2.21 7 626 3687 -11.7 -15.8 72 4.1 -12.9 85 16 298.9 299.3 283.2 304.5 1.78 8 567 4439 -16.9 -21.1 70 4.2 -17.9 85 14 301.4 301.6 283.5 305.4 1.25 9 500 5380 -19.7 -24.7 64 5.0 -20.8 85 11 309.0 309.2 286.2 312.5 1.03 10 452 6116 -21.3 -26.3 64 5.0 -22.4 69 15 316.1 316.3 288.6 319.4 0.99 11 300 8940 -48.5 -54.5 50 6.0 -48.7 55 23 317.0 317.0 287.9 317.3 0.08 12 250 10120 -58.5 -65.5 40 7.0 -58.6 60 21 319.1 319.1 288.5 319.2 0.02 13 247 10196 -58.7 -65.7 40 7.0 -58.8 65 21 319.9 319.9 288.8 320.0 0.02 14 200 11540 -51.9 -60.9 33 9.0 -52.2 355 11 350.6 350.6 296.8 350.8 0.05 15 194 11738 -49.7 -59.7 30 10.0 -50.1 348 11 357.2 357.2 298.2 357.4 0.06 16 150 13420 -49.9 -65.9 14 16.0 -50.5 290 7 384.1 384.1 302.9 384.3 0.04 17 130 14350 -50.1 -69.1 9 19.0 -50.8 290 11 399.8 399.8 305.2 399.9 0.03 18 100 16040 -54.5 -75.5 6 21.0 -55.1 290 17 422.4 422.4 308.0 422.5 0.01 19 83 17236 -52.9 -75.9 5 23.0 -53.7 277 12 448.8 448.8 310.7 448.9 0.02 20 70 18330 -54.5 -77.5 4 23.0 -55.3 265 7 467.8 467.8 312.4 467.9 0.01 21 50 20480 -55.7 -77.7 5 22.0 -56.6 315 5 512.2 512.2 315.8 512.3 0.02 22 49 20608 -56.1 -78.1 5 22.0 -57.0 313 5 514.2 514.2 315.9 514.4 0.02 23 34 22940 -52.9 -75.9 5 23.0 -54.6 281 7 579.3 579.3 319.6 579.6 0.04 24 30 23740 -55.5 -77.5 5 22.0 -56.9 270 7 593.3 593.3 320.3 593.6 0.03 25 27 24415 -54.9 -77.9 4 23.0 -56.6 270 6 613.2 613.2 321.2 613.4 0.03 26 25 24907 -55.7 -77.7 5 22.0 -57.3 270 5 624.5 624.5 321.7 624.8 0.04 27 21 26032 -50.9 -73.9 5 23.0 -53.9 270 3 670.9 671.0 323.5 671.6 0.08 28 20 26350 -51.5 -74.5 5 23.0 -54.4 270 3 678.5 678.6 323.7 679.2 0.08 29 16 27803 -50.3 -74.3 4 24.0 -54.1 727.2 727.2 325.3 728.1 0.10 30 13 29148 -53.5 -76.5 4 23.0 -56.9 760.6 760.6 326.3 761.4 0.09 31 12 29666 -50.9 -73.9 5 23.0 -55.3 787.4 787.5 327.0 788.8 0.14 TRP 247 10196 -58.7 -65.7 40 7.0 -58.8 65 21 319.9 319.9 288.8 320.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5385.00 m Freezing level: 925.00 mb = 623.00 m = 2043.94 ft Freezing level: 887.00 mb = 958.24 m = 3143.79 ft Freezing level: 887.00 mb = 958.24 m = 3143.79 ft Wetbulb zero: 941.34 mb = 481.95 m = 1581.19 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 75.81 % Est. max temperature: 10.93 C = 51.67 F Sfc-Lift cond lev (LCL): 987.76 mb = 94.30 m = 309.37 ft T: 2.98 C 700-500 lapse rate: 4.46 C/km ThetaE index: 0.54 C Layer 925.0- 911.0 mb Conv cond level (CCL): 847.07 mb = 1325.14 m = 4347.51 ft Mean mixing ratio: 3.89 g/kg Conv temperature: 10.92 C = 51.65 F Cap Strength: 11.85 C Lifted Index: 16.96 C Risk: None Lifted Index @300 mb: 19.57 C Lifted Index @700 mb: 7.68 C Showalter Index: 14.32 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 14.60 C K Index: 9.20 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 4.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.01 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 69260.71 J/kg Cap Strength: 16.77 C Lift Cond Lev (LCL): 922.43 mb = 645.28 m = 2117.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 111 at 9 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 ---------------------------------------------------------- 0 997 19 200 5 1.7 4.7 | 263 11 10.5 1.3 1 925 623 65 11 -10.0 -4.6 | 8 8 -1.2 -8.0 2 850 1298 55 5 -4.1 -2.9 | 323 8 4.7 -6.3 3 700 2824 85 19 -18.9 -1.7 | 64 11 -10.2 -5.1 4 500 5380 85 11 -11.0 -1.0 | 27 5 -2.2 -4.4 5 400 7000 50 19 -14.6 -12.2 | 20 17 -5.8 -15.6 6 300 8940 55 23 -18.8 -13.2 | 31 19 -10.1 -16.6 7 250 10120 60 21 -18.2 -10.5 | 34 17 -9.4 -13.9 8 247 10196 65 21 -19.0 -8.9 | 40 16 -10.3 -12.3 9 200 11540 355 11 1.0 -11.0 | 326 17 9.7 -14.4 10 150 13420 290 7 6.6 -2.4 | 291 16 15.3 -5.8 11 100 16040 290 17 16.0 -5.8 | 290 26 24.7 -9.2 12 70 18330 265 7 7.0 0.6 | 280 16 15.7 -2.8 13 50 20480 315 5 3.5 -3.5 | 299 14 12.3 -6.9 14 30 23740 270 7 7.0 -0.0 | 282 16 15.8 -3.4 15 20 26350 270 3 3.0 -0.0 | 286 12 11.8 -3.4 Wind Parameters Mean winds (0-6000m): 81.2 at 12.5 knts Storm direction: 111.2 at 9.4 knts Shear (0-3000m) pos: 2.1 neg: 2.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 159.4 deg Storm rel helicity (0-3000m) pos: 33.0 neg: -21.8 tot: 11.2 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.66 Bulk Shear: 4.90 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 ------------------------------------------------------------------------------- 500 101 7 324 2| 0.0 13.1 13.1| 0.8 -7.8 -6.9 -13.9 0.09| 17.0 1.5 1000 74 8 354 6| 0.0 6.1 6.1| 0.8 -16.5 -15.7 -15.7 -0.13| 12.5 -1.6 1500 69 8 346 6| 0.2 4.0 4.2| 4.6 -21.2 -16.6 -11.1 -0.12| 9.8 -1.2 2000 68 8 349 7| 1.1 3.0 4.2| 14.2 -21.2 -7.0 -3.5 0.04| 8.6 0.3 2500 72 9 1 6| 2.0 2.4 4.4| 25.2 -21.2 3.9 1.6 0.16| 7.9 1.3 3000 77 11 16 6| 2.1 2.0 4.1| 33.0 -21.8 11.2 3.7 0.21| 7.3 1.5 4000 80 12 31 6| 1.6 1.2 2.8| 33.0 -25.2 7.8 1.9 0.16| 5.9 0.9 5000 81 13 35 6| 1.2 0.8 2.1| 33.0 -28.6 4.4 0.9 0.11| 5.0 0.6 6000 81 13 34 6| 1.0 1.0 2.1| 33.5 -30.0 3.5 0.6 0.09| 4.6 0.4 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250418.00.gif