UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011000.upa.cvt Date: 0000Z 10 JAN 26 Searching for U4688... Searching the city database file for: U4688 ... Date:0000Z 10 JAN 26 Station: U4688 WMO ident: 24688 Latitude: 63.27 Longitude: 143.15 ------------------------------------------------------------------------------- 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 187 1 925 735 60 1 SFC 924 742 -35.5 -38.6 73 3.1 -35.6 60 1 243.1 243.1 242.7 243.5 0.15 3 912 832 -37.1 -40.5 71 3.4 -37.2 72 5 242.4 242.4 241.9 242.7 0.12 4 883 1053 -35.3 -38.9 70 3.6 -35.5 101 14 246.5 246.5 245.8 246.9 0.15 5 855 1277 -30.1 -33.7 71 3.6 -30.3 130 23 254.2 254.2 252.9 254.9 0.26 6 850 1318 -29.5 -33.1 71 3.6 -29.7 135 25 255.2 255.3 253.8 256.0 0.28 7 774 2005 -18.7 -22.2 74 3.5 -19.3 152 29 273.8 273.9 268.8 276.2 0.83 8 714 2606 -21.3 -24.6 75 3.3 -21.8 166 32 277.3 277.4 270.8 279.5 0.73 9 700 2752 -22.9 -26.3 74 3.4 -23.4 170 33 277.1 277.2 270.5 279.0 0.64 10 577 4137 -33.5 -36.7 73 3.2 -33.7 173 44 280.5 280.5 271.9 281.4 0.29 11 500 5130 -39.1 -42.3 72 3.2 -39.3 175 52 285.4 285.4 274.5 286.0 0.18 12 456 5758 -42.3 -45.2 73 2.9 -42.4 175 54 289.0 289.0 276.4 289.5 0.15 13 406 6532 -49.5 -52.6 70 3.1 -49.6 175 56 289.4 289.4 276.5 289.7 0.07 14 400 6630 -50.1 -53.2 70 3.1 -50.2 175 56 289.9 289.9 276.7 290.1 0.07 15 326 7936 -58.9 -62.0 67 3.1 -58.9 185 76 295.2 295.2 279.2 295.3 0.03 16 323 7994 -59.5 -62.6 67 3.1 -59.5 185 77 295.2 295.2 279.2 295.3 0.03 17 301 8430 -63.9 -67.1 65 3.2 -63.9 185 69 295.0 295.0 279.1 295.0 0.02 18 300 8450 -63.9 -67.1 65 3.2 -63.9 185 69 295.3 295.3 279.2 295.3 0.02 19 287 8720 -64.7 -67.9 65 3.2 -64.7 185 69 297.9 297.9 280.4 297.9 0.01 20 250 9560 -65.1 -68.3 64 3.2 -65.1 180 54 309.3 309.3 285.1 309.3 0.02 21 248 9609 -65.3 -68.5 64 3.2 -65.3 180 54 309.7 309.7 285.2 309.8 0.02 22 208 10710 -56.9 -59.8 70 2.9 -57.0 184 44 338.8 338.8 294.1 339.1 0.06 23 200 10960 -57.3 -60.2 69 2.9 -57.3 185 42 342.0 342.0 294.8 342.3 0.06 24 171 11951 -56.7 -59.7 69 3.0 -56.8 188 40 358.7 358.7 298.5 359.0 0.07 25 150 12790 -52.1 -55.1 70 3.0 -52.2 190 38 380.3 380.3 302.4 381.0 0.14 26 148 12877 -51.1 -54.3 69 3.2 -51.3 190 38 383.5 383.5 302.9 384.2 0.16 27 137 13378 -53.1 -56.3 68 3.2 -53.2 191 40 388.5 388.6 303.6 389.2 0.14 28 101 15355 -50.7 -54.0 68 3.3 -51.0 195 46 428.5 428.6 308.8 429.8 0.24 29 100 15420 -51.1 -54.3 69 3.2 -51.4 195 46 429.0 429.1 308.9 430.2 0.24 30 97 15618 -52.7 -55.9 68 3.2 -52.9 195 47 429.6 429.7 308.9 430.7 0.20 31 90 16106 -49.3 -52.7 67 3.4 -49.7 195 50 445.7 445.8 310.6 447.4 0.32 32 80 16877 -50.3 -53.7 67 3.4 -50.7 195 55 458.9 459.0 311.8 460.7 0.32 33 76 17215 -46.3 -49.6 69 3.3 -46.8 195 57 474.1 474.2 313.2 477.1 0.54 34 70 17760 -47.9 -51.2 69 3.3 -48.4 195 60 481.9 482.1 313.8 484.8 0.49 35 58 19008 -45.5 -49.0 68 3.5 -46.2 201 64 514.0 514.2 316.2 518.6 0.76 36 50 19990 -49.5 -53.0 67 3.5 -50.1 205 68 526.8 527.0 316.9 530.4 0.56 37 47 20396 -46.7 -49.9 70 3.2 -47.4 206 67 542.9 543.2 318.0 548.5 0.85 38 39 21630 -46.5 -49.8 69 3.3 -47.3 207 64 573.2 573.6 319.7 580.3 1.04 39 37 21981 -42.7 -46.3 68 3.6 -43.9 208 63 591.7 592.2 320.7 603.0 1.62 40 33 22746 -45.7 -49.2 68 3.5 -46.7 209 61 603.4 603.9 321.2 612.9 1.31 41 30 23380 -45.1 -48.7 67 3.6 -46.3 210 60 621.7 622.3 322.0 633.1 1.53 42 20 26100 -43.9 -47.6 67 3.7 -45.6 220 60 701.8 702.9 325.1 723.7 2.60 43 18 26812 -41.1 -44.6 69 3.5 -43.0 732.1 733.9 326.4 767.3 4.03 44 16 27609 -43.1 -46.8 67 3.7 -45.0 750.7 752.3 326.8 782.8 3.56 45 16 27609 -37.5 -41.2 68 3.7 -39.9 768.9 772.0 327.9 829.0 6.55 46 14 28523 -41.3 -44.8 69 3.5 -43.4 786.0 788.4 328.0 834.0 5.08 47 10 30821 -38.7 -44.7 53 6.0 -42.8 875.1 878.9 330.4 952.0 7.22 TRP 287 8720 -64.7 -67.9 65 3.2 -64.7 185 69 297.9 297.9 280.4 297.9 0.01 WND 323 7994 -59.5 -62.6 67 3.1 -59.5 185 77 295.2 295.2 279.2 295.3 0.03 Sounding variables and indices 1000-500 mb thick: 4943.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 72.66 % Est. max temperature: -5.48 C = 22.14 F Sfc-Lift cond lev (LCL): 875.96 mb = 1108.48 m = 3636.70 ft T: -34.01 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.80 C Layer 912.0- 883.0 mb Conv cond level (CCL): 924.00 mb = 742.42 m = 2435.73 ft Mean mixing ratio: 0.22 g/kg Conv temperature: -34.71 C = -30.48 F Cap Strength: 25.43 C Lifted Index: 28.38 C Risk: None Lifted Index @300 mb: 31.53 C Lifted Index @700 mb: 24.01 C Showalter Index: 24.10 C Risk: None Total Totals Index: 15.60 C Risk: None Vertical Totals Index: 9.60 C Cross Totals Index: 6.00 C K Index: -26.90 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 6.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 78.03 J/kg Max Up Vert Vel: 12.49 m/s Conv Inhibition (B-): 83953.83 J/kg Cap Strength: 28.30 C Lift Cond Lev (LCL): 832.74 mb = 1468.44 m = 4817.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 200 at 30 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 ---------------------------------------------------------- 0 924 742 60 1 -0.9 -0.5 | 21 31 -11.0 -28.6 1 850 1318 135 25 -17.7 17.7 | 69 30 -27.8 -10.4 2 700 2752 170 33 -5.7 32.5 | 106 16 -15.8 4.4 3 500 5130 175 52 -4.5 51.8 | 148 28 -14.6 23.7 4 400 6630 175 56 -4.9 55.8 | 152 31 -15.0 27.7 5 323 7994 185 77 6.7 76.7 | 176 49 -3.4 48.6 6 300 8450 185 69 6.0 68.7 | 174 41 -4.1 40.6 7 287 8720 185 69 6.0 68.7 | 174 41 -4.1 40.6 8 250 9560 180 54 0.0 54.0 | 159 28 -10.1 25.9 9 200 10960 185 42 3.7 41.8 | 155 15 -6.4 13.7 10 150 12790 190 38 6.6 37.4 | 159 10 -3.5 9.3 11 100 15420 195 46 11.9 44.4 | 186 16 1.8 16.3 12 70 17760 195 60 15.5 58.0 | 190 30 5.4 29.9 13 50 19990 205 68 28.7 61.6 | 209 38 18.6 33.5 14 30 23380 210 60 30.0 52.0 | 220 31 19.9 23.9 15 20 26100 220 60 38.6 46.0 | 238 34 28.5 17.9 Wind Parameters Mean winds (0-6000m): 169.8 at 39.8 knts Storm direction: 199.8 at 29.9 knts Shear (0-3000m) pos: 7.1 neg: 0.0 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 107.3 deg Storm rel helicity (0-3000m) pos: 367.7 neg: 0.0 tot: 367.7 m^2/s^2 ave: 122.6 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 8.5 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 0.60 Bulk Shear: 130.22 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 ------------------------------------------------------------------------------- 500 134 11 42 27| 22.1 0.0 22.1|209.4 0.0 209.4 418.8 0.94| 25.9 24.2 1000 137 18 57 27| 14.0 0.0 14.0|276.2 0.0 276.2 276.2 0.90| 18.3 16.5 1500 144 22 65 25| 10.4 0.0 10.4|307.1 0.0 307.1 204.7 0.88| 14.5 12.7 2000 151 24 72 23| 8.6 0.0 8.6|333.3 0.0 333.3 166.6 0.85| 12.7 10.9 2500 156 26 78 21| 7.7 0.0 7.7|350.4 0.0 350.4 140.2 0.86| 11.0 9.5 3000 160 28 85 20| 7.1 0.0 7.1|367.7 0.0 367.7 122.6 0.86| 9.9 8.5 4000 165 33 100 19| 6.3 0.0 6.3|404.0 0.0 404.0 101.0 0.84| 8.5 7.1 5000 168 36 113 19| 5.4 0.1 5.6|424.3 0.0 424.3 84.9 0.83| 7.3 6.0 6000 170 40 123 20| 4.8 0.2 5.0|444.2 0.0 444.2 74.0 0.81| 6.4 5.2 Wrote GIF file: /home/apache/climate/data/raob//U4688/skewt/U4688.skewt.20260110.00.gif