UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 9 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 1014 44 -31.1 -34.7 71 3.6 -31.3 200 1 241.1 241.1 240.9 241.6 0.20 1 1010 72 -28.9 -33.4 65 4.5 -29.2 197 1 243.6 243.6 243.3 244.2 0.23 2 1000 143 -28.7 -33.2 65 4.5 -29.0 190 1 244.4 244.5 244.2 245.1 0.23 3 933 641 -27.5 -31.3 70 3.8 -27.8 168 8 250.6 250.6 249.8 251.4 0.30 4 925 703 -26.9 -30.5 71 3.6 -27.2 165 9 251.8 251.9 251.0 252.7 0.33 5 866 1184 -19.7 -22.4 79 2.7 -20.1 177 15 264.1 264.2 261.9 266.1 0.73 6 852 1305 -20.1 -22.5 81 2.4 -20.5 180 17 264.9 265.0 262.4 267.0 0.74 7 850 1322 -20.1 -22.5 81 2.4 -20.5 180 17 265.1 265.2 262.6 267.2 0.74 8 700 2736 -28.7 -34.7 56 6.0 -29.2 205 29 270.7 270.7 265.7 271.6 0.29 9 626 3527 -33.3 -39.3 55 6.0 -33.7 207 31 274.2 274.3 267.9 274.9 0.20 10 500 5070 -43.1 -49.1 52 6.0 -43.3 210 35 280.5 280.5 271.6 280.8 0.09 11 472 5457 -45.5 -51.5 51 6.0 -45.7 209 37 282.2 282.2 272.5 282.4 0.07 12 400 6550 -50.5 -56.5 49 6.0 -50.6 205 42 289.4 289.4 276.4 289.5 0.05 13 300 8390 -59.3 -64.3 52 5.0 -59.3 205 29 301.8 301.8 282.1 301.8 0.02 14 298 8432 -59.3 -64.3 52 5.0 -59.3 205 29 302.3 302.3 282.4 302.4 0.02 15 250 9540 -57.7 -63.7 46 6.0 -57.8 225 25 320.3 320.3 288.9 320.4 0.03 16 200 10950 -55.3 -61.3 47 6.0 -55.4 210 27 345.2 345.2 295.6 345.4 0.05 17 150 12790 -52.7 -59.7 42 7.0 -52.9 235 29 379.3 379.3 302.2 379.7 0.08 18 148 12877 -52.1 -60.1 38 8.0 -52.4 234 29 381.8 381.8 302.6 382.1 0.08 19 127 13860 -55.3 -64.3 32 9.0 -55.6 225 31 393.1 393.1 304.3 393.3 0.05 20 100 15390 -53.5 -64.5 25 11.0 -54.0 210 35 424.4 424.4 308.3 424.7 0.07 21 95 15719 -52.9 -63.9 25 11.0 -53.4 211 37 431.8 431.8 309.1 432.2 0.07 22 70 17690 -51.7 -65.7 17 14.0 -52.6 215 46 473.8 473.8 313.0 474.3 0.08 23 50 19870 -53.1 -69.1 13 16.0 -54.2 225 64 518.3 518.4 316.2 518.8 0.07 24 47 20270 -51.9 -68.9 11 17.0 -53.2 530.5 530.5 317.0 531.0 0.08 25 44 20697 -52.0 -69.0 11 17.0 -53.4 220 69 540.3 540.3 317.6 540.8 0.08 26 42 20998 -52.1 -69.1 11 17.0 -53.5 547.3 547.3 318.0 547.9 0.08 TRP 298 8432 -59.3 -64.3 52 5.0 -59.3 205 29 302.3 302.3 282.4 302.4 0.02 WND 44 20697 -52.0 -69.0 11 17.0 -53.4 220 69 540.3 540.3 317.6 540.8 0.08 Sounding variables and indices 1000-500 mb thick: 4927.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 62.47 % Est. max temperature: -7.89 C = 17.81 F Sfc-Lift cond lev (LCL): 953.77 mb = 482.82 m = 1584.04 ft T: -27.88 C 700-500 lapse rate: 6.17 C/km ThetaE index: 0.00 C Layer 1014.0- 0.0 mb Conv cond level (CCL): 573.21 mb = 4131.56 m = 13554.82 ft Mean mixing ratio: 0.27 g/kg Conv temperature: 4.68 C = 40.42 F Cap Strength: 22.46 C Lifted Index: 26.14 C Risk: None Lifted Index @300 mb: 37.65 C Lifted Index @700 mb: 20.09 C Showalter Index: 11.05 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 20.60 C K Index: -5.50 Risk: None Sweat Index: 156.50 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.79 J/kg Max Up Vert Vel: 7.18 m/s Conv Inhibition (B-): 46201.83 J/kg Cap Strength: 26.11 C Lift Cond Lev (LCL): 900.66 mb = 897.65 m = 2945.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 at 19 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 1014 44 200 1 0.3 0.9 | 55 19 -15.2 -10.7 1 1000 143 190 1 0.2 1.0 | 55 19 -15.4 -10.7 2 925 703 165 9 -2.3 8.7 | 81 18 -17.9 -3.0 3 850 1322 180 17 0.0 17.0 | 109 16 -15.6 5.4 4 700 2736 205 29 12.3 26.3 | 167 15 -3.3 14.6 5 500 5070 210 35 17.5 30.3 | 186 19 1.9 18.7 6 400 6550 205 42 17.7 38.1 | 185 27 2.2 26.4 7 300 8390 205 29 12.3 26.3 | 167 15 -3.3 14.6 8 298 8432 205 29 12.3 26.3 | 167 15 -3.3 14.6 9 250 9540 225 25 17.7 17.7 | 199 6 2.1 6.0 10 200 10950 210 27 13.5 23.4 | 170 12 -2.1 11.7 11 150 12790 235 29 23.8 16.6 | 239 10 8.2 5.0 12 100 15390 210 35 17.5 30.3 | 186 19 1.9 18.7 13 70 17690 215 46 26.4 37.7 | 203 28 10.8 26.0 14 50 19870 225 64 45.3 45.3 | 221 45 29.7 33.6 Wind Parameters Mean winds (0-6000m): 203.2 at 25.9 knts Storm direction: 233.2 at 19.5 knts Shear (0-3000m) pos: 4.2 neg: 1.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 115.1 deg Storm rel helicity (0-3000m) pos: 141.7 neg: 0.0 tot: 141.7 m^2/s^2 ave: 47.2 10^-3 m/s^2 rel: 0.97 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.37 Bulk Shear: 70.44 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 ------------------------------------------------------------------------------- 500 176 3 62 18| 0.0 6.0 6.0| 26.1 0.0 26.1 52.1 0.93| 6.2 5.8 1000 169 7 73 18| 3.4 3.0 6.5| 58.2 0.0 58.2 58.2 0.95| 6.7 6.4 1500 175 10 83 16| 4.2 2.0 6.3| 85.2 0.0 85.2 56.8 0.96| 6.6 6.4 2000 181 13 93 15| 4.4 1.5 5.9|106.8 0.0 106.8 53.4 0.97| 6.4 6.1 2500 187 15 104 14| 4.5 1.2 5.7|129.5 0.0 129.5 51.8 0.97| 6.3 6.1 3000 193 17 114 13| 4.2 1.0 5.2|141.7 0.0 141.7 47.2 0.97| 5.8 5.6 4000 198 21 131 12| 3.5 0.8 4.2|151.8 0.0 151.8 37.9 0.96| 4.7 4.5 5000 202 24 146 12| 3.1 0.6 3.7|162.5 0.0 162.5 32.5 0.95| 4.0 3.8 6000 203 26 156 13| 2.6 0.9 3.5|162.8 -1.2 161.6 26.9 0.84| 3.8 3.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260109.12.gif