UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 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 1016 24 -7.1 -8.7 88 1.6 -7.5 200 15 264.8 265.2 264.7 270.1 1.95 1 1007 94 -7.7 -10.5 80 2.8 -8.5 220 13 264.9 265.2 264.3 269.5 1.70 2 1000 148 -7.5 -10.2 81 2.7 -8.2 235 11 265.6 265.9 264.9 270.4 1.76 3 957 492 -5.1 -6.9 87 1.8 -5.7 241 16 271.4 271.8 269.9 277.9 2.38 4 925 759 -5.9 -10.9 68 5.0 -7.4 245 19 273.3 273.6 270.1 278.3 1.80 5 864 1291 -8.5 -18.5 44 10.0 -10.8 233 29 275.9 276.1 270.5 278.9 1.03 6 850 1417 -9.5 -19.5 44 10.0 -11.7 230 31 276.2 276.4 270.5 279.0 0.96 7 798 1902 -11.9 -19.9 51 8.0 -13.6 237 26 278.7 278.8 272.1 281.6 0.99 8 704 2847 -19.9 -24.1 69 4.2 -20.6 249 15 280.0 280.1 272.5 282.3 0.77 9 700 2889 -20.1 -24.2 70 4.1 -20.8 250 15 280.2 280.4 272.6 282.5 0.77 10 660 3323 -22.5 -26.0 73 3.5 -23.0 254 15 282.3 282.4 273.7 284.4 0.69 11 647 3469 -22.7 -26.2 73 3.5 -23.2 256 15 283.7 283.8 274.5 285.8 0.70 12 509 5177 -37.3 -41.3 66 4.0 -37.5 274 17 286.1 286.1 275.0 286.8 0.20 13 500 5300 -37.9 -41.9 66 4.0 -38.1 275 17 286.8 286.9 275.3 287.5 0.19 14 400 6810 -46.9 -50.5 67 3.6 -47.0 280 19 294.0 294.1 278.8 294.4 0.09 15 382 7114 -48.9 -52.7 64 3.8 -49.0 278 20 295.3 295.3 279.3 295.6 0.08 16 336 7944 -56.1 -60.1 61 4.0 -56.2 274 21 296.5 296.5 279.8 296.6 0.03 17 300 8660 -59.3 -63.4 59 4.1 -59.3 270 23 301.8 301.8 282.1 301.8 0.03 18 260 9541 -64.3 -68.3 58 4.0 -64.3 270 23 307.0 307.0 284.2 307.1 0.01 19 250 9780 -63.9 -67.9 58 4.0 -63.9 285 23 311.1 311.1 285.7 311.1 0.02 20 235 10160 -64.3 -68.3 58 4.0 -64.3 289 21 316.0 316.0 287.5 316.1 0.02 21 224 10456 -61.5 -65.6 58 4.1 -61.6 292 20 324.7 324.7 290.2 324.8 0.03 22 200 11160 -61.9 -66.0 58 4.1 -62.0 300 17 334.7 334.7 293.0 334.8 0.03 23 165 12349 -61.9 -66.2 56 4.3 -62.0 283 17 353.7 353.7 297.4 353.8 0.03 24 150 12940 -60.9 -65.4 55 4.5 -61.0 275 17 365.2 365.2 299.7 365.3 0.04 25 146 13108 -60.3 -64.9 55 4.6 -60.4 272 17 369.0 369.0 300.4 369.2 0.04 26 115 14572 -65.5 -70.4 50 4.9 -65.5 246 13 385.5 385.5 303.1 385.6 0.03 27 110 14842 -64.7 -69.7 50 5.0 -64.8 241 12 391.9 391.9 304.1 392.0 0.03 28 100 15420 -66.1 -71.1 49 5.0 -66.2 230 11 400.0 400.0 305.2 400.1 0.03 29 70 17560 -72.3 -77.3 47 5.0 -72.3 220 9 429.7 429.7 308.8 429.8 0.01 30 50 19524 -75.5 -80.5 45 5.0 -75.6 465.6 465.6 312.3 465.6 0.01 TRP 260 9541 -64.3 -68.3 58 4.0 -64.3 270 23 307.0 307.0 284.2 307.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5152.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 65.84 % Est. max temperature: 3.96 C = 39.13 F Sfc-Lift cond lev (LCL): 990.32 mb = 224.13 m = 735.34 ft T: -6.97 C 700-500 lapse rate: 7.38 C/km ThetaE index: 0.54 C Layer 1007.0-1000.0 mb Conv cond level (CCL): 812.62 mb = 1762.70 m = 5783.06 ft Mean mixing ratio: 2.00 g/kg Conv temperature: 6.07 C = 42.92 F Cap Strength: 9.29 C Lifted Index: 9.83 C Risk: None Lifted Index @300 mb: 18.84 C Lifted Index @700 mb: 6.25 C Showalter Index: 6.79 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 18.40 C K Index: 4.80 Risk: None Sweat Index: 192.39 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.40 J/kg Max Up Vert Vel: 8.53 m/s Conv Inhibition (B-): 29679.30 J/kg Cap Strength: 9.72 C Lift Cond Lev (LCL): 921.72 mb = 786.71 m = 2581.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 14 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 1016 24 200 15 5.1 14.1 | 153 19 -8.6 16.7 1 1000 148 235 11 9.0 6.3 | 152 10 -4.7 8.9 2 925 759 245 19 17.2 8.0 | 198 11 3.5 10.6 3 850 1417 230 31 23.7 19.9 | 204 25 10.0 22.5 4 700 2889 250 15 14.1 5.1 | 183 8 0.3 7.7 5 500 5300 275 17 16.9 -1.5 | 251 3 3.2 1.1 6 400 6810 280 19 18.7 -3.3 | 278 5 5.0 -0.7 7 300 8660 270 23 23.0 -0.0 | 254 10 9.3 2.6 8 260 9541 270 23 23.0 -0.0 | 254 10 9.3 2.6 9 250 9780 285 23 22.2 -6.0 | 292 9 8.5 -3.4 10 200 11160 300 17 14.7 -8.5 | 351 6 1.0 -5.9 11 150 12940 275 17 16.9 -1.5 | 251 3 3.2 1.1 12 100 15420 230 11 8.4 7.1 | 151 11 -5.3 9.6 13 70 17560 220 9 5.8 6.9 | 140 12 -8.0 9.5 Wind Parameters Mean winds (0-6000m): 250.6 at 18.6 knts Storm direction: 280.6 at 14.0 knts Shear (0-3000m) pos: 3.5 neg: 2.5 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 31.8 deg Storm rel helicity (0-3000m) pos: 31.7 neg: -13.7 tot: 18.0 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 1.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.37 Bulk Shear: 6.78 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 ------------------------------------------------------------------------------- 500 233 13 164 11| 11.2 0.0 11.2| 14.4 0.0 14.4 28.9 0.40| 13.4 5.3 1000 239 16 182 11| 5.6 4.1 9.7| 28.3 0.0 28.3 28.3 0.45| 11.1 5.0 1500 236 20 192 14| 3.7 4.9 8.7| 30.2 -2.0 28.2 18.8 0.31| 10.7 3.4 2000 235 22 196 16| 3.5 3.7 7.2| 31.3 -2.7 28.6 14.3 0.26| 9.6 2.5 2500 236 22 197 16| 3.5 3.0 6.5| 31.3 -7.9 23.4 9.4 0.19| 8.9 1.7 3000 237 21 196 15| 3.5 2.5 5.9| 31.7 -13.7 18.0 6.0 0.13| 8.2 1.1 4000 241 20 196 13| 2.9 1.8 4.8| 35.0 -13.7 21.3 5.3 0.16| 6.5 1.0 5000 246 19 199 11| 2.6 1.5 4.1| 37.9 -13.7 24.2 4.8 0.20| 5.6 1.1 6000 251 19 204 10| 2.4 1.2 3.6| 39.6 -13.7 26.0 4.3 0.22| 4.8 1.1 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20260118.12.gif