UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011500.upa.cvt Date: 0000Z 15 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 15 JAN 26 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1027 47 -31.1 -34.5 72 3.4 -31.3 290 5 240.2 240.2 240.1 240.7 0.20 1 1026 54 -29.1 -33.5 66 4.4 -29.4 290 5 242.3 242.3 242.1 242.9 0.22 2 1000 237 -28.7 -32.7 68 4.0 -29.0 295 9 244.4 244.5 244.2 245.1 0.24 3 951 598 -27.9 -31.3 73 3.4 -28.2 305 9 248.8 248.8 248.3 249.6 0.29 4 925 799 -25.1 -28.4 74 3.3 -25.4 310 9 253.6 253.7 252.7 254.7 0.40 5 905 958 -23.3 -26.3 76 3.0 -23.7 314 8 257.1 257.2 255.8 258.5 0.49 6 850 1417 -22.1 -25.4 75 3.3 -22.5 325 7 263.0 263.1 260.7 264.6 0.57 7 837 1530 -22.3 -25.5 75 3.2 -22.7 319 7 263.9 264.0 261.4 265.6 0.57 8 829 1601 -20.3 -23.6 75 3.3 -20.8 316 8 266.8 266.9 263.7 268.7 0.69 9 813 1745 -18.7 -22.7 71 4.0 -19.4 309 8 270.0 270.1 266.1 272.2 0.76 10 780 2054 -17.9 -26.9 45 9.0 -19.3 294 10 274.0 274.1 268.4 275.7 0.54 11 743 2416 -18.5 -24.5 59 6.0 -19.5 276 11 277.2 277.3 270.7 279.3 0.71 12 722 2630 -19.1 -28.1 45 9.0 -20.4 266 12 278.9 278.9 271.4 280.5 0.52 13 700 2859 -20.3 -31.3 37 11.0 -21.7 255 13 280.0 280.1 271.9 281.2 0.40 14 655 3347 -23.3 -35.3 32 12.0 -24.6 248 13 282.0 282.0 272.8 282.9 0.29 15 545 4673 -29.9 -34.4 65 4.5 -30.4 229 13 289.4 289.4 276.9 290.6 0.38 16 535 4804 -30.9 -35.2 66 4.3 -31.3 227 13 289.7 289.8 277.1 290.9 0.36 17 500 5280 -34.5 -38.9 64 4.4 -34.8 220 13 291.0 291.0 277.6 291.8 0.26 18 400 6800 -45.9 -49.7 65 3.8 -46.0 235 15 295.3 295.4 279.4 295.7 0.10 19 330 8056 -55.5 -59.3 62 3.8 -55.6 208 19 298.9 298.9 280.9 299.0 0.04 20 300 8660 -58.7 -62.8 59 4.1 -58.7 195 21 302.6 302.6 282.5 302.7 0.03 21 250 9790 -64.1 -68.3 56 4.2 -64.1 210 23 310.8 310.8 285.6 310.8 0.02 22 241 10015 -65.7 -69.7 57 4.0 -65.7 210 24 311.6 311.6 285.9 311.7 0.01 23 224 10462 -65.3 -69.5 56 4.2 -65.3 210 27 318.8 318.8 288.4 318.9 0.01 24 210 10854 -68.1 -72.5 53 4.4 -68.1 210 29 320.4 320.4 288.9 320.4 0.01 25 208 10911 -68.1 -72.5 53 4.4 -68.1 215 28 321.3 321.3 289.2 321.3 0.01 26 200 11150 -64.3 -68.8 54 4.5 -64.3 235 25 330.9 330.9 292.0 331.0 0.02 27 189 11498 -61.5 -66.0 55 4.5 -61.6 238 27 340.8 340.8 294.6 341.0 0.03 28 167 12260 -63.5 -68.3 52 4.8 -63.6 244 31 349.8 349.8 296.6 349.9 0.02 29 150 12920 -62.7 -67.7 51 5.0 -62.8 250 35 362.1 362.1 299.1 362.2 0.03 30 100 15440 -59.9 -66.9 40 7.0 -60.1 225 31 412.0 412.0 306.8 412.2 0.05 31 70 17680 -57.3 -66.3 31 9.0 -57.7 215 44 461.8 461.8 312.0 462.2 0.07 32 53 19455 -53.3 -64.3 25 11.0 -54.2 509.3 509.4 315.7 510.1 0.13 TRP 210 10854 -68.1 -72.5 53 4.4 -68.1 210 29 320.4 320.4 288.9 320.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5043.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 57.75 % Est. max temperature: -11.13 C = 11.97 F Sfc-Lift cond lev (LCL): 969.31 mb = 461.10 m = 1512.77 ft T: -28.20 C 700-500 lapse rate: 5.87 C/km ThetaE index: 0.00 C Layer 1027.0-7490422784.0 mb Conv cond level (CCL): 455.18 mb = 5919.79 m = 19421.65 ft Mean mixing ratio: 0.28 g/kg Conv temperature: 21.98 C = 71.56 F Cap Strength: 35.23 C Lifted Index: 35.56 C Risk: None Lifted Index @300 mb: 38.96 C Lifted Index @700 mb: 29.43 C Showalter Index: 21.73 C Risk: None Total Totals Index: 21.50 C Risk: None Vertical Totals Index: 12.40 C Cross Totals Index: 9.10 C K Index: -24.00 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 5.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.89 J/kg Max Up Vert Vel: 7.86 m/s Conv Inhibition (B-): 41859.73 J/kg Cap Strength: 35.48 C Lift Cond Lev (LCL): 918.17 mb = 852.94 m = 2798.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 8 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 1027 47 290 5 4.7 -1.7 | 95 4 -3.5 0.3 1 1000 237 295 9 8.2 -3.8 | 2 2 -0.1 -1.8 2 925 799 310 9 6.9 -5.8 | 19 4 -1.3 -3.7 3 850 1417 325 7 4.0 -5.7 | 49 6 -4.2 -3.7 4 700 2859 255 13 12.6 3.4 | 219 7 4.3 5.4 5 500 5280 220 13 8.4 10.0 | 181 12 0.1 12.0 6 400 6800 235 15 12.3 8.6 | 201 11 4.1 10.6 7 300 8660 195 21 5.4 20.3 | 173 22 -2.8 22.3 8 250 9790 210 23 11.5 19.9 | 189 22 3.3 22.0 9 210 10854 210 29 14.5 25.1 | 193 28 6.3 27.2 10 200 11150 235 25 20.5 14.3 | 217 20 12.3 16.4 11 150 12920 250 35 32.9 12.0 | 240 28 24.7 14.0 12 100 15440 225 31 21.9 21.9 | 210 28 13.7 24.0 13 70 17680 215 44 25.2 36.0 | 204 42 17.0 38.1 Wind Parameters Mean winds (0-6000m): 254.0 at 11.3 knts Storm direction: 284.0 at 8.5 knts Shear (0-3000m) pos: 0.7 neg: 2.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 119.5 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -11.1 tot: -7.7 m^2/s^2 ave: -2.6 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.91 Bulk Shear: 7.89 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 ------------------------------------------------------------------------------- 500 297 8 27 2| 4.4 0.0 4.4| 0.3 -1.6 -1.3 -2.6 -0.53| 5.6 -3.0 1000 304 9 23 3| 2.2 0.0 2.2| 1.8 -1.6 0.2 0.2 -0.20| 4.0 -0.8 1500 308 8 30 4| 1.4 0.0 1.4| 3.4 -2.2 1.2 0.8 -0.08| 3.4 -0.3 2000 307 8 29 3| 1.0 1.1 2.1| 3.4 -4.8 -1.4 -0.7 -0.27| 3.6 -1.0 2500 300 9 15 2| 0.8 1.8 2.6| 3.4 -7.4 -4.0 -1.6 -0.42| 3.9 -1.6 3000 289 9 329 1| 0.7 2.1 2.8| 3.4 -11.1 -7.7 -2.6 -0.45| 4.0 -1.8 4000 275 10 239 2| 0.5 1.8 2.3| 3.4 -16.7 -13.3 -3.3 -0.49| 3.4 -1.7 5000 263 11 217 4| 0.4 1.6 2.0| 3.4 -23.6 -20.2 -4.0 -0.52| 3.1 -1.6 6000 254 11 207 6| 0.4 1.4 1.8| 9.5 -25.2 -15.7 -2.6 -0.43| 2.8 -1.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260115.00.gif