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 U1946... Searching the city database file for: U1946 ... Date:0000Z 18 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 1022 47 -19.7 -22.2 80 2.5 -20.0 290 15 251.9 252.0 251.7 253.6 0.63 1 1005 171 -20.9 -24.3 74 3.4 -21.3 278 24 251.9 252.0 251.5 253.3 0.53 2 1000 208 -20.7 -24.1 74 3.4 -21.1 275 27 252.4 252.5 252.0 253.9 0.54 3 992 268 -19.1 -22.5 74 3.4 -19.6 277 27 254.6 254.7 254.1 256.3 0.63 4 951 582 -19.3 -22.1 78 2.8 -19.7 288 26 257.5 257.6 256.6 259.4 0.68 5 932 734 -15.1 -17.8 80 2.7 -15.6 293 25 263.3 263.5 261.8 266.1 1.01 6 925 791 -14.5 -17.1 81 2.6 -15.0 295 25 264.5 264.7 262.8 267.5 1.08 7 912 898 -13.7 -16.1 82 2.4 -14.2 298 25 266.4 266.6 264.4 269.7 1.19 8 850 1430 -14.9 -17.4 81 2.5 -15.4 310 27 270.5 270.7 267.2 273.8 1.15 9 806 1831 -15.5 -18.2 80 2.7 -16.1 321 26 274.0 274.2 269.5 277.3 1.13 10 752 2350 -19.5 -22.4 78 2.9 -20.0 335 24 275.2 275.3 269.7 277.7 0.84 11 743 2440 -18.5 -21.4 78 2.9 -19.0 338 24 277.2 277.4 271.1 280.0 0.93 12 700 2883 -20.3 -23.3 77 3.0 -20.8 350 23 280.0 280.1 272.6 282.5 0.84 13 656 3360 -23.5 -26.9 74 3.4 -24.0 347 23 281.6 281.8 273.2 283.6 0.64 14 512 5117 -38.1 -42.9 61 4.8 -38.4 336 23 284.6 284.7 274.1 285.2 0.17 15 500 5280 -38.7 -43.4 61 4.7 -38.9 335 23 285.9 285.9 274.8 286.4 0.16 16 493 5376 -38.9 -43.5 62 4.6 -39.1 334 23 286.8 286.8 275.3 287.3 0.16 17 486 5474 -37.3 -42.0 62 4.7 -37.6 333 24 289.9 289.9 276.9 290.6 0.20 18 400 6790 -46.1 -52.1 51 6.0 -46.3 320 29 295.1 295.1 279.3 295.3 0.08 19 310 8452 -56.7 -61.6 54 4.9 -56.8 311 27 302.6 302.6 282.5 302.7 0.03 20 300 8660 -57.7 -62.7 53 5.0 -57.8 310 27 304.0 304.0 283.0 304.1 0.03 21 261 9532 -60.5 -65.0 55 4.5 -60.6 310 25 312.3 312.3 286.2 312.3 0.02 22 258 9604 -60.7 -65.2 55 4.5 -60.7 310 25 313.0 313.0 286.4 313.1 0.02 23 250 9800 -59.7 -64.4 54 4.7 -59.7 310 25 317.3 317.3 287.9 317.4 0.03 24 200 11210 -56.5 -61.5 53 5.0 -56.6 295 13 343.3 343.3 295.1 343.5 0.05 25 170 12246 -53.3 -59.3 48 6.0 -53.5 255 10 364.9 365.0 299.7 365.3 0.08 26 150 13050 -52.9 -58.9 48 6.0 -53.1 225 7 378.9 378.9 302.1 379.3 0.09 27 100 15690 -49.5 -59.5 30 10.0 -50.2 215 23 432.1 432.1 309.1 432.8 0.13 28 73 17754 -47.5 -59.5 24 12.0 -48.7 224 27 477.0 477.1 313.3 478.0 0.17 29 70 18030 -47.9 -60.9 21 13.0 -49.1 225 27 481.9 482.0 313.7 482.8 0.15 30 68 18221 -47.7 -60.7 21 13.0 -49.0 225 28 486.4 486.4 314.0 487.3 0.16 31 63 18723 -49.3 -62.3 20 13.0 -50.5 223 29 493.6 493.6 314.5 494.4 0.14 32 50 20230 -51.1 -65.1 17 14.0 -52.4 220 33 523.1 523.1 316.5 523.8 0.12 33 45 20916 -50.7 -65.7 15 15.0 -52.2 217 36 540.0 540.1 317.6 540.9 0.12 34 39 21841 -54.1 -69.1 14 15.0 -55.3 213 39 554.0 554.0 318.3 554.6 0.09 35 30 23530 -52.7 -69.7 11 17.0 -54.5 205 46 601.0 601.0 320.7 601.8 0.11 36 22 25526 -52.5 -70.3 10 17.8 -54.9 210 60 657.2 657.2 323.0 658.3 0.13 37 20 26140 -52.5 -70.5 10 18.0 -55.1 205 50 675.5 675.5 323.7 676.7 0.14 38 19 26472 -52.3 -70.3 10 18.0 -55.0 686.1 686.1 324.0 687.4 0.15 39 17 27187 -55.1 -73.1 9 18.0 -57.3 699.3 699.3 324.4 700.3 0.11 40 17 27187 -54.1 -72.1 9 18.0 -56.6 702.5 702.5 324.6 703.6 0.13 TRP 261 9532 -60.5 -65.0 55 4.5 -60.6 310 25 312.3 312.3 286.2 312.3 0.02 WND 22 25526 -52.5 -70.3 10 17.8 -54.9 210 60 657.2 657.2 323.0 658.3 0.13 Sounding variables and indices 1000-500 mb thick: 5072.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 73.89 % Est. max temperature: -2.45 C = 27.59 F Sfc-Lift cond lev (LCL): 980.72 mb = 352.95 m = 1157.96 ft T: -19.15 C 700-500 lapse rate: 7.68 C/km ThetaE index: 0.24 C Layer 1005.0-1000.0 mb Conv cond level (CCL): 625.55 mb = 3696.98 m = 12129.06 ft Mean mixing ratio: 0.71 g/kg Conv temperature: 10.91 C = 51.63 F Cap Strength: 21.53 C Lifted Index: 22.39 C Risk: None Lifted Index @300 mb: 32.16 C Lifted Index @700 mb: 19.76 C Showalter Index: 10.15 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 21.30 C K Index: 3.40 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 2.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.69 J/kg Max Up Vert Vel: 9.45 m/s Conv Inhibition (B-): 70776.02 J/kg Cap Strength: 21.84 C Lift Cond Lev (LCL): 927.62 mb = 769.57 m = 2524.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 18 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 1022 47 290 15 14.1 -5.1 | 225 18 12.9 13.0 1 1000 208 275 27 26.9 -2.4 | 238 30 25.7 15.8 2 925 791 295 25 22.7 -10.6 | 251 23 21.5 7.6 3 850 1430 310 27 20.7 -17.4 | 268 20 19.5 0.8 4 700 2883 350 23 4.0 -22.7 | 328 5 2.8 -4.5 5 500 5280 335 23 9.7 -20.8 | 288 9 8.5 -2.7 6 400 6790 320 29 18.6 -22.2 | 283 18 17.5 -4.1 7 300 8660 310 27 20.7 -17.4 | 268 20 19.5 0.8 8 261 9532 310 25 19.2 -16.1 | 263 18 18.0 2.1 9 250 9800 310 25 19.2 -16.1 | 263 18 18.0 2.1 10 200 11210 295 13 11.8 -5.5 | 220 16 10.6 12.6 11 150 13050 225 7 4.9 4.9 | 189 23 3.8 23.1 12 100 15690 215 23 13.2 18.8 | 198 39 12.0 37.0 13 70 18030 225 27 19.1 19.1 | 206 41 17.9 37.2 14 50 20230 220 33 21.2 25.3 | 205 48 20.0 43.4 15 30 23530 205 46 19.4 41.7 | 197 63 18.3 59.8 16 22 25526 210 60 30.0 52.0 | 202 76 28.8 70.1 17 20 26140 205 50 21.1 45.3 | 197 66 20.0 63.4 Wind Parameters Mean winds (0-6000m): 326.3 at 24.2 knts Storm direction: 356.3 at 18.2 knts Shear (0-3000m) pos: 4.4 neg: 1.9 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 99.3 deg Storm rel helicity (0-3000m) pos: 139.8 neg: -0.3 tot: 139.5 m^2/s^2 ave: 46.5 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.8 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.94 Bulk Shear: 47.61 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 ------------------------------------------------------------------------------- 500 281 25 239 27| 0.0 11.2 11.2| 56.9 0.0 56.9 113.7 0.50| 18.2 9.1 1000 287 25 245 25| 3.3 5.6 8.9| 85.3 0.0 85.3 85.3 0.55| 12.5 6.9 1500 294 26 251 23| 4.2 3.7 7.9|110.5 0.0 110.5 73.7 0.60| 10.3 6.2 2000 300 26 256 22| 4.5 2.8 7.3|125.4 0.0 125.4 62.7 0.60| 9.4 5.6 2500 307 25 261 19| 4.7 2.2 6.9|135.2 0.0 135.2 54.1 0.60| 8.8 5.2 3000 312 25 266 17| 4.4 1.9 6.2|139.8 -0.3 139.5 46.5 0.60| 8.0 4.8 4000 320 25 273 14| 3.3 1.7 5.0|139.8 -3.8 136.1 34.0 0.52| 6.3 3.3 5000 325 24 278 13| 2.6 1.6 4.2|139.8 -7.5 132.3 26.5 0.46| 5.3 2.4 6000 326 24 279 12| 2.2 1.7 3.9|139.8 -9.2 130.6 21.8 0.41| 4.9 2.0 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260118.00.gif