UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 18 JAN 26 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1015 23 -8.7 -10.8 85 2.1 -9.2 180 5 263.3 263.6 263.0 267.8 1.65 1 1014 31 -8.7 -10.8 85 2.1 -9.2 185 5 263.4 263.7 263.1 267.8 1.65 2 1004 108 -6.1 -8.7 82 2.6 -6.8 239 2 266.7 267.1 266.1 272.1 1.97 3 1000 139 -6.1 -8.5 83 2.4 -6.8 260 1 267.0 267.4 266.3 272.5 2.01 4 925 748 -7.1 -10.8 75 3.7 -8.2 270 13 272.0 272.3 269.4 277.1 1.81 5 875 1180 -8.9 -13.6 69 4.7 -10.1 273 20 274.5 274.8 270.4 278.9 1.53 6 850 1404 -9.5 -12.7 77 3.2 -10.4 275 23 276.2 276.5 271.7 281.0 1.69 7 700 2876 -19.7 -21.4 86 1.7 -20.0 285 25 280.7 280.8 273.2 283.6 0.99 8 665 3256 -21.7 -23.0 89 1.3 -21.9 287 25 282.6 282.7 274.2 285.3 0.90 9 553 4586 -32.9 -35.0 81 2.1 -33.1 296 25 284.6 284.7 274.4 285.7 0.35 10 500 5290 -37.3 -39.6 79 2.3 -37.5 300 25 287.6 287.6 275.8 288.4 0.25 11 432 6286 -42.5 -45.3 74 2.8 -42.6 293 25 293.2 293.3 278.5 293.8 0.15 12 400 6800 -46.3 -49.5 70 3.2 -46.4 290 25 294.8 294.8 279.1 295.2 0.10 13 355 7582 -53.3 -56.8 66 3.5 -53.4 296 24 295.6 295.6 279.4 295.8 0.05 14 300 8650 -60.3 -63.9 63 3.6 -60.3 305 23 300.3 300.3 281.5 300.4 0.02 15 273 9231 -64.3 -67.8 62 3.5 -64.3 305 27 302.8 302.8 282.5 302.8 0.02 16 250 9770 -63.3 -66.9 61 3.6 -63.3 280 25 312.0 312.0 286.1 312.0 0.02 17 213 10758 -60.1 -63.8 62 3.7 -60.2 276 24 331.6 331.6 292.2 331.7 0.03 18 200 11150 -60.1 -63.8 62 3.7 -60.2 275 23 337.6 337.6 293.7 337.7 0.04 19 150 12940 -62.1 -66.0 59 3.9 -62.1 270 23 363.1 363.1 299.3 363.3 0.04 20 112 14733 -65.1 -69.1 58 4.0 -65.1 263 16 389.1 389.1 303.7 389.3 0.03 21 100 15420 -66.9 -71.0 56 4.1 -67.0 260 13 398.5 398.5 305.0 398.6 0.03 22 70 17550 -72.1 -76.3 53 4.2 -72.2 245 5 430.1 430.1 308.9 430.2 0.02 23 52 19285 -75.7 -79.8 52 4.1 -75.7 459.9 459.9 311.8 460.0 0.01 TRP 273 9231 -64.3 -67.8 62 3.5 -64.3 305 27 302.8 302.8 282.5 302.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5151.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 81.51 % Est. max temperature: 3.22 C = 37.79 F Sfc-Lift cond lev (LCL): 981.40 mb = 285.67 m = 937.21 ft T: -6.34 C 700-500 lapse rate: 7.29 C/km ThetaE index: 0.00 C Layer 1015.0- -0.0 mb Conv cond level (CCL): 811.47 mb = 1755.66 m = 5759.96 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 5.33 C = 41.59 F Cap Strength: 9.06 C Lifted Index: 11.02 C Risk: None Lifted Index @300 mb: 18.37 C Lifted Index @700 mb: 7.23 C Showalter Index: 5.81 C Risk: None Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.80 C Cross Totals Index: 24.60 C K Index: 13.40 Risk: None Sweat Index: 139.00 Risk: None Energy Index: 1.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.27 J/kg Max Up Vert Vel: 5.70 m/s Conv Inhibition (B-): 27850.27 J/kg Cap Strength: 10.72 C Lift Cond Lev (LCL): 918.03 mb = 806.77 m = 2646.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 16 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 1015 23 180 5 0.0 5.0 | 147 20 -11.1 17.1 1 1000 139 260 1 1.0 0.2 | 141 16 -10.1 12.3 2 925 748 270 13 13.0 -0.0 | 189 12 1.9 12.1 3 850 1404 275 23 22.9 -2.0 | 229 16 11.8 10.1 4 700 2876 285 25 24.1 -6.5 | 247 14 13.1 5.6 5 500 5290 300 25 21.7 -12.5 | 272 11 10.6 -0.4 6 400 6800 290 25 23.5 -8.6 | 254 13 12.4 3.6 7 300 8650 305 23 18.8 -13.2 | 278 8 7.7 -1.1 8 273 9231 305 27 22.1 -15.5 | 287 12 11.0 -3.4 9 250 9770 280 25 24.6 -4.3 | 240 16 13.5 7.8 10 200 11150 275 23 22.9 -2.0 | 229 16 11.8 10.1 11 150 12940 270 23 23.0 -0.0 | 225 17 11.9 12.1 12 100 15420 260 13 12.8 2.3 | 187 14 1.7 14.4 13 70 17550 245 5 4.5 2.1 | 155 16 -6.6 14.2 Wind Parameters Mean winds (0-6000m): 287.5 at 21.9 knts Storm direction: 317.5 at 16.4 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 90.5 neg: -6.5 tot: 84.0 m^2/s^2 ave: 28.0 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.37 Bulk Shear: 44.20 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 ------------------------------------------------------------------------------- 500 257 4 152 15| 9.9 0.0 9.9| 23.7 -6.5 17.2 34.5 0.42| 12.1 5.1 1000 268 9 169 13| 9.3 0.0 9.3| 52.1 -6.5 45.6 45.6 0.66| 10.6 7.0 1500 272 13 188 12| 8.3 0.0 8.3| 73.3 -6.5 66.8 44.5 0.72| 9.2 6.6 2000 274 15 201 12| 6.5 0.0 6.5| 79.2 -6.5 72.7 36.4 0.73| 7.3 5.3 2500 276 17 210 12| 5.4 0.0 5.4| 85.1 -6.5 78.6 31.5 0.74| 6.2 4.6 3000 278 19 217 12| 4.6 0.0 4.6| 90.5 -6.5 84.0 28.0 0.75| 5.4 4.1 4000 281 20 227 12| 3.5 0.0 3.5| 98.1 -6.5 91.6 22.9 0.76| 4.4 3.3 5000 285 21 235 12| 2.9 0.0 2.9|105.1 -6.5 98.6 19.7 0.76| 3.8 2.9 6000 287 22 241 11| 2.4 0.1 2.5|106.7 -11.6 95.1 15.8 0.68| 3.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20260118.00.gif