UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 9 DEC 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 1020 118 -23.1 -26.2 76 3.1 -23.4 180 1 248.6 248.7 248.4 249.8 0.44 1 1005 227 -22.3 -26.3 70 4.0 -22.7 191 14 250.5 250.6 250.1 251.7 0.44 2 1000 264 -20.9 -24.6 72 3.7 -21.3 195 19 252.2 252.3 251.8 253.7 0.52 3 938 746 -8.9 -13.4 70 4.5 -10.1 199 30 269.1 269.4 266.8 273.1 1.45 4 925 854 -9.3 -14.3 67 5.0 -10.5 200 33 269.8 270.0 267.1 273.6 1.36 5 908 997 -9.9 -16.9 57 7.0 -11.5 202 32 270.6 270.8 267.2 273.8 1.12 6 890 1151 -8.5 -16.5 52 8.0 -10.4 205 30 273.6 273.8 269.3 277.0 1.18 7 850 1506 -9.9 -22.9 34 13.0 -12.5 210 27 275.8 275.9 269.8 277.9 0.71 8 848 1524 -9.9 -23.9 31 14.0 -12.6 210 27 276.0 276.1 269.8 277.9 0.65 9 838 1616 -8.7 -24.7 26 16.0 -11.9 210 27 278.2 278.3 271.1 280.0 0.62 10 800 1976 -9.3 -37.3 8 28.0 -13.3 210 26 281.2 281.3 272.2 281.9 0.19 11 700 3000 -14.9 -40.9 9 26.0 -18.0 210 23 286.0 286.0 274.8 286.5 0.15 12 681 3206 -16.5 -42.5 9 26.0 -19.3 214 23 286.5 286.5 275.0 286.9 0.13 13 558 4673 -24.7 -52.7 6 28.0 -26.6 240 20 293.6 293.6 278.5 293.7 0.05 14 500 5460 -29.5 -49.5 13 20.0 -30.8 255 19 297.1 297.1 280.1 297.4 0.08 15 400 7020 -41.1 -48.1 47 7.0 -41.4 300 21 301.6 301.6 282.2 302.0 0.12 16 389 7209 -42.5 -48.5 52 6.0 -42.8 299 21 302.2 302.2 282.4 302.6 0.12 17 300 8910 -56.9 -62.9 47 6.0 -57.0 290 25 305.1 305.1 283.5 305.2 0.03 18 250 10040 -65.9 -71.9 43 6.0 -66.0 290 35 308.1 308.1 284.6 308.1 0.01 19 227 10620 -70.3 -75.3 48 5.0 -70.3 290 35 310.0 310.0 285.3 310.0 0.01 20 204 11253 -71.9 -77.9 40 6.0 -71.9 290 35 317.1 317.1 287.8 317.1 0.00 21 200 11370 -71.7 -77.7 40 6.0 -71.7 295 35 319.2 319.2 288.5 319.2 0.00 22 171 12297 -68.3 -74.3 42 6.0 -68.4 306 35 339.5 339.5 294.2 339.5 0.01 23 150 13080 -68.3 -74.3 42 6.0 -68.4 315 35 352.4 352.4 297.2 352.5 0.01 24 100 15510 -68.7 -74.7 42 6.0 -68.8 320 36 395.0 395.0 304.5 395.1 0.02 25 84 16545 -72.1 -78.1 40 6.0 -72.2 318 36 408.3 408.3 306.3 408.3 0.01 26 70 17620 -71.3 -77.3 40 6.0 -71.3 315 35 431.8 431.9 309.0 431.9 0.01 27 60 18528 -72.3 -78.3 40 6.0 -72.3 310 36 449.1 449.1 310.8 449.2 0.01 28 50 19590 -75.9 -81.9 38 6.0 -75.9 305 38 464.6 464.6 312.2 464.7 0.01 29 42 20593 -78.3 -84.3 37 6.0 -78.3 303 39 482.4 482.5 313.7 482.5 0.01 30 30 22510 -79.7 -85.7 36 6.0 -79.7 300 42 527.4 527.4 316.8 527.4 0.01 31 20 24800 -80.9 -86.9 36 6.0 -81.0 295 48 588.5 588.5 320.1 588.6 0.01 32 15 26419 -81.1 -88.1 30 7.0 -81.2 638.3 638.3 322.2 638.4 0.01 33 11 28177 -78.1 -85.1 31 7.0 -78.3 708.4 708.5 324.7 708.7 0.03 TRP 204 11253 -71.9 -77.9 40 6.0 -71.9 290 35 317.1 317.1 287.8 317.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5196.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 22.67 % Est. max temperature: 3.09 C = 37.57 F Sfc-Lift cond lev (LCL): 968.74 mb = 503.38 m = 1651.48 ft T: -14.95 C 700-500 lapse rate: 5.93 C/km ThetaE index: 0.00 C Layer 1020.0-166057796923399653706080487429850005504.0 mb Conv cond level (CCL): 1005.00 mb = 227.19 m = 745.36 ft Mean mixing ratio: 0.96 g/kg Conv temperature: -16.48 C = 2.34 F Cap Strength: 26.11 C Lifted Index: 28.08 C Risk: None Lifted Index @300 mb: 29.92 C Lifted Index @700 mb: 21.47 C Showalter Index: 16.07 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 6.60 C K Index: -29.30 Risk: None Sweat Index: 186.39 Risk: None Energy Index: 4.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.80 J/kg Max Up Vert Vel: 10.84 m/s Conv Inhibition (B-): 56365.62 J/kg Cap Strength: 27.90 C Lift Cond Lev (LCL): 925.37 mb = 850.91 m = 2791.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 250 at 17 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 1020 118 180 1 0.0 1.0 | 73 17 -16.2 -4.9 1 1000 264 195 19 4.9 18.4 | 138 17 -11.3 12.5 2 925 854 200 33 11.3 31.0 | 169 26 -4.9 25.1 3 850 1506 210 27 13.5 23.4 | 171 18 -2.7 17.5 4 700 3000 210 23 11.5 19.9 | 162 15 -4.7 14.0 5 500 5460 255 19 18.4 4.9 | 294 2 2.2 -1.0 6 400 7020 300 21 18.2 -10.5 | 353 17 2.0 -16.4 7 300 8910 290 25 23.5 -8.6 | 333 16 7.3 -14.4 8 250 10040 290 35 32.9 -12.0 | 317 24 16.7 -17.9 9 204 11253 290 35 32.9 -12.0 | 317 24 16.7 -17.9 10 200 11370 295 35 31.7 -14.8 | 323 26 15.5 -20.7 11 150 13080 315 35 24.7 -24.7 | 344 32 8.6 -30.6 12 100 15510 320 36 23.1 -27.6 | 348 34 7.0 -33.5 13 70 17620 315 35 24.7 -24.7 | 344 32 8.6 -30.6 14 50 19590 305 38 31.1 -21.8 | 332 31 14.9 -27.7 15 30 22510 300 42 36.4 -21.0 | 323 34 20.2 -26.9 16 20 24800 295 48 43.5 -20.3 | 314 38 27.3 -26.2 Wind Parameters Mean winds (0-6000m): 220.0 at 23.0 knts Storm direction: 250.0 at 17.2 knts Shear (0-3000m) pos: 4.2 neg: 0.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 90.1 deg Storm rel helicity (0-3000m) pos: 139.8 neg: -11.4 tot: 128.4 m^2/s^2 ave: 42.8 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 5.07 Bulk Shear: 11.60 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 ------------------------------------------------------------------------------- 500 196 19 139 17| 27.2 0.0 27.2|107.9 0.0 107.9 215.8 0.94| 27.8 26.1 1000 199 25 156 19| 15.3 0.0 15.3|136.8 0.0 136.8 136.8 0.85| 18.1 15.4 1500 202 26 161 19| 8.9 0.0 8.9|138.5 -0.8 137.6 91.7 0.75| 13.7 10.3 2000 204 26 163 19| 6.6 0.3 7.0|138.5 -4.8 133.7 66.9 0.71| 10.7 7.5 2500 205 26 163 18| 5.3 0.6 5.9|138.5 -8.7 129.8 51.9 0.66| 8.8 5.8 3000 206 25 163 18| 4.2 0.5 4.7|139.8 -11.4 128.4 42.8 0.63| 7.6 4.8 4000 209 25 165 16| 3.0 0.3 3.3|149.2 -11.4 137.8 34.5 0.60| 6.7 4.0 5000 214 24 168 14| 2.2 0.3 2.5|154.0 -11.4 142.6 28.5 0.60| 6.0 3.6 6000 220 23 173 12| 1.8 0.2 2.0|159.1 -11.4 147.7 24.6 0.60| 5.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251209.00.gif