UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 6 JAN 26 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 -6 225 13 SFC 997 18 -0.3 -6.3 64 6.0 -2.4 225 13 273.1 273.5 270.9 279.7 2.39 2 925 609 -6.1 -13.1 58 7.0 -8.0 225 7 273.1 273.3 269.5 277.3 1.50 3 850 1263 -12.1 -15.9 73 3.8 -13.0 230 3 273.5 273.7 269.4 277.2 1.30 4 808 1649 -15.1 -18.0 78 2.9 -15.7 210 4 274.3 274.5 269.7 277.6 1.15 5 728 2435 -17.9 -33.9 23 16.0 -19.9 170 5 279.5 279.6 271.4 280.4 0.30 6 700 2727 -20.5 -34.5 27 14.0 -22.1 155 5 279.8 279.8 271.5 280.7 0.29 7 595 3905 -30.3 -37.3 50 7.0 -30.9 162 4 281.7 281.8 272.6 282.6 0.26 8 577 4123 -31.9 -38.9 50 7.0 -32.4 164 4 282.3 282.4 272.9 283.1 0.23 9 500 5120 -38.7 -46.7 43 8.0 -39.1 170 3 285.9 285.9 274.7 286.2 0.11 10 400 6620 -48.7 -56.7 39 8.0 -48.9 150 11 291.7 291.7 277.6 291.9 0.04 11 378 6990 -51.5 -59.5 38 8.0 -51.7 159 13 292.8 292.8 278.1 292.9 0.03 12 364 7234 -52.7 -60.7 37 8.0 -52.8 165 15 294.3 294.3 278.8 294.4 0.03 13 325 7964 -53.7 -61.7 37 8.0 -53.8 183 16 302.6 302.7 282.5 302.8 0.03 14 300 8480 -52.5 -61.5 33 9.0 -52.7 195 17 311.3 311.4 285.8 311.5 0.03 15 250 9670 -49.9 -59.9 30 10.0 -50.2 220 25 331.9 331.9 292.3 332.1 0.05 16 221 10481 -48.1 -60.1 24 12.0 -48.5 220 31 346.6 346.6 295.9 346.8 0.05 17 200 11140 -48.5 -62.5 18 14.0 -49.0 220 35 356.0 356.0 298.0 356.2 0.04 18 177 11942 -50.1 -65.1 15 15.0 -50.5 228 35 366.0 366.0 299.9 366.2 0.03 19 150 13030 -47.5 -64.5 12 17.0 -48.2 240 35 388.2 388.2 303.6 388.4 0.04 20 100 15710 -46.3 -66.3 9 20.0 -47.6 235 35 438.3 438.3 309.7 438.5 0.05 21 83 16936 -48.7 -68.7 8 20.0 -49.8 243 31 457.4 457.4 311.5 457.6 0.04 22 73 17782 -46.1 -67.1 8 21.0 -47.8 248 28 480.0 480.0 313.5 480.3 0.06 23 70 18060 -46.9 -67.9 7 21.0 -48.5 250 27 484.1 484.1 313.8 484.4 0.06 24 60 19076 -49.5 -70.5 7 21.0 -51.0 257 24 500.1 500.1 314.9 500.3 0.05 25 54 19771 -46.1 -68.1 7 22.0 -48.3 262 22 523.2 523.2 316.5 523.7 0.07 26 50 20280 -49.1 -70.1 7 21.0 -50.8 265 21 527.8 527.8 316.8 528.2 0.06 27 47 20686 -49.9 -70.9 7 21.0 -51.6 273 21 535.3 535.3 317.3 535.6 0.06 28 34 22811 -48.5 -70.5 6 22.0 -51.0 318 21 590.9 590.9 320.2 591.5 0.08 29 30 23630 -51.1 -73.1 6 22.0 -53.3 335 21 605.3 605.4 320.9 605.8 0.06 30 29 23850 -52.1 -74.1 5 22.0 -54.2 338 22 608.5 608.5 321.0 608.9 0.06 31 25 24819 -48.3 -70.3 6 22.0 -51.5 353 24 645.8 645.8 322.6 646.7 0.12 32 20 26270 -53.9 -74.9 6 21.0 -56.2 15 27 671.2 671.2 323.5 671.8 0.07 33 17 27311 -55.1 -78.1 4 23.0 -57.5 699.3 699.3 324.4 699.7 0.05 TRP 364 7234 -52.7 -60.7 37 8.0 -52.8 165 15 294.3 294.3 278.8 294.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5126.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 50.32 % Est. max temperature: 0.14 C = 32.26 F Sfc-Lift cond lev (LCL): 907.56 mb = 756.21 m = 2480.98 ft T: -7.45 C 700-500 lapse rate: 7.61 C/km ThetaE index: 2.50 C Layer 925.0- 808.0 mb Conv cond level (CCL): 852.93 mb = 1236.39 m = 4056.34 ft Mean mixing ratio: 1.81 g/kg Conv temperature: 0.07 C = 32.13 F Cap Strength: 4.38 C Lifted Index: 6.69 C Risk: None Lifted Index @300 mb: 23.53 C Lifted Index @700 mb: 3.56 C Showalter Index: 7.45 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 22.80 C K Index: -3.30 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.46 J/kg Max Up Vert Vel: 0.95 m/s Conv Inhibition (B-): 64732.05 J/kg Cap Strength: 6.45 C Lift Cond Lev (LCL): 857.42 mb = 1195.81 m = 3923.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 4 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 18 225 13 9.2 9.2 | 230 9 7.2 6.1 1 925 609 225 7 4.9 4.9 | 237 4 2.9 1.9 2 850 1263 230 3 2.3 1.9 | 345 1 0.3 -1.1 3 700 2727 155 5 -2.1 4.5 | 110 4 -4.1 1.5 4 500 5120 170 3 -0.5 3.0 | 88 3 -2.5 -0.1 5 400 6620 150 11 -5.5 9.5 | 131 10 -7.5 6.5 6 364 7234 165 15 -3.9 14.5 | 153 13 -5.9 11.4 7 300 8480 195 17 4.4 16.4 | 190 14 2.4 13.4 8 250 9670 220 25 16.1 19.2 | 221 21 14.1 16.1 9 200 11140 220 35 22.5 26.8 | 221 31 20.5 23.8 10 150 13030 240 35 30.3 17.5 | 243 32 28.3 14.4 11 100 15710 235 35 28.7 20.1 | 237 32 26.7 17.0 12 70 18060 250 27 25.4 9.2 | 255 24 23.4 6.2 13 50 20280 265 21 20.9 1.8 | 274 19 18.9 -1.2 14 30 23630 335 21 8.9 -19.0 | 343 23 6.9 -22.1 15 20 26270 15 27 -7.0 -26.1 | 17 30 -9.0 -29.1 Wind Parameters Mean winds (0-6000m): 183.3 at 4.9 knts Storm direction: 213.3 at 3.7 knts Shear (0-3000m) pos: 0.6 neg: 1.6 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -120.7 deg Storm rel helicity (0-3000m) pos: 2.4 neg: -0.9 tot: 1.5 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 7.59 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 ------------------------------------------------------------------------------- 500 225 10 231 7| 0.0 5.2 5.2| 1.0 0.0 1.0 2.0 0.11| 5.2 0.6 1000 225 8 235 5| 1.8 2.6 4.4| 1.9 0.0 1.9 1.9 0.24| 4.4 1.0 1500 225 7 239 3| 1.2 2.2 3.3| 2.3 0.0 2.3 1.6 0.33| 3.7 1.2 2000 222 6 235 2| 0.9 1.7 2.6| 2.4 -0.0 2.4 1.2 0.34| 3.2 1.1 2500 214 6 217 2| 0.7 1.7 2.4| 2.4 -0.4 2.0 0.8 0.26| 3.0 0.8 3000 206 5 192 2| 0.6 1.6 2.1| 2.4 -0.9 1.5 0.5 0.21| 2.7 0.6 4000 195 5 162 2| 0.5 1.2 1.6| 2.4 -1.2 1.2 0.3 0.18| 2.1 0.4 5000 189 5 144 2| 0.4 0.9 1.4| 2.4 -1.7 0.7 0.1 0.13| 1.8 0.2 6000 183 5 136 3| 0.3 1.0 1.3| 4.9 -1.8 3.1 0.5 0.21| 1.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20260106.12.gif