UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 17 OCT 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 ------------------------------------------------------------------------------- 0 1000 94 180 3 SFC 997 118 3.0 0.6 84 2.4 2.0 180 3 276.4 277.1 275.3 287.3 4.00 2 925 724 -1.9 -4.6 82 2.7 -2.9 215 27 277.4 277.9 274.3 285.5 2.93 3 917 793 -2.5 -5.2 82 2.7 -3.5 216 27 277.4 277.9 274.2 285.3 2.83 4 902 923 -2.5 -7.0 71 4.5 -4.1 216 28 278.8 279.2 274.5 285.8 2.50 5 886 1063 -3.9 -8.9 68 5.0 -5.5 218 28 278.7 279.1 274.0 285.0 2.20 6 850 1387 -6.9 -10.9 73 4.0 -8.1 220 29 278.9 279.2 273.7 284.5 1.95 7 829 1581 -8.9 -12.0 78 3.1 -9.8 220 29 278.8 279.1 273.5 284.1 1.84 8 816 1704 -5.5 -9.3 75 3.8 -6.8 220 29 283.7 284.1 276.8 290.4 2.31 9 780 2057 -7.5 -17.5 45 10.0 -10.1 220 28 285.2 285.4 276.1 288.9 1.24 10 727 2600 -11.7 -22.7 40 11.0 -14.0 220 27 286.4 286.6 276.2 289.0 0.85 11 700 2889 -12.3 -26.3 30 14.0 -15.0 220 27 288.9 289.0 277.1 290.9 0.64 12 638 3592 -15.9 -35.9 16 20.0 -18.7 223 23 292.5 292.6 278.4 293.5 0.28 13 500 5390 -26.3 -39.3 28 13.0 -27.7 230 13 301.0 301.0 282.1 301.8 0.25 14 400 6970 -35.5 -41.5 54 6.0 -36.0 275 7 308.9 308.9 285.2 309.7 0.25 15 395 7058 -36.3 -42.3 54 6.0 -36.8 276 7 308.9 309.0 285.2 309.8 0.23 16 371 7493 -37.9 -42.9 59 5.0 -38.3 280 7 312.4 312.4 286.5 313.2 0.23 17 301 8908 -47.9 -53.9 50 6.0 -48.1 295 7 317.5 317.6 288.1 317.9 0.08 18 300 8930 -47.9 -53.9 50 6.0 -48.1 295 7 317.8 317.9 288.1 318.2 0.08 19 250 10110 -55.1 -61.1 47 6.0 -55.2 300 15 324.1 324.2 290.0 324.3 0.04 20 237 10450 -57.3 -63.3 46 6.0 -57.4 296 14 325.8 325.8 290.6 325.9 0.03 21 208 11273 -59.1 -65.1 46 6.0 -59.2 285 11 335.4 335.4 293.2 335.5 0.03 22 200 11520 -56.9 -62.9 47 6.0 -57.0 270 11 342.7 342.7 295.0 342.8 0.04 23 183 12087 -54.3 -60.3 48 6.0 -54.5 264 16 355.7 355.7 297.9 356.0 0.06 24 160 12947 -55.9 -63.9 36 8.0 -56.1 254 23 366.9 366.9 300.1 367.1 0.04 25 150 13360 -53.7 -61.7 37 8.0 -53.9 250 27 377.5 377.6 301.9 377.8 0.06 26 142 13711 -53.1 -62.1 33 9.0 -53.4 249 26 384.6 384.6 303.0 384.9 0.06 27 100 15950 -55.9 -67.9 21 12.0 -56.3 245 17 419.7 419.7 307.7 419.9 0.04 28 70 18210 -56.7 -70.7 16 14.0 -57.2 280 9 463.1 463.1 312.1 463.3 0.04 29 66 18583 -57.3 -71.3 15 14.0 -57.8 469.6 469.6 312.6 469.9 0.04 TRP 208 11273 -59.1 -65.1 46 6.0 -59.2 285 11 335.4 335.4 293.2 335.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5296.00 m Freezing level: 952.92 mb = 489.21 m = 1605.01 ft Wetbulb zero: 968.08 mb = 356.27 m = 1168.86 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 43.48 % Est. max temperature: 5.51 C = 41.92 F Sfc-Lift cond lev (LCL): 960.57 mb = 419.17 m = 1375.23 ft T: 0.57 C 700-500 lapse rate: 5.60 C/km ThetaE index: 2.01 C Layer 925.0- 902.0 mb Conv cond level (CCL): 886.38 mb = 1060.05 m = 3477.80 ft Mean mixing ratio: 3.24 g/kg Conv temperature: 5.35 C = 41.63 F Cap Strength: 7.93 C Lifted Index: 12.82 C Risk: None Lifted Index @300 mb: 22.45 C Lifted Index @700 mb: 5.90 C Showalter Index: 14.11 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 15.40 C K Index: -5.50 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 3.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.58 J/kg Max Up Vert Vel: 3.89 m/s Conv Inhibition (B-): 16.22 J/kg Cap Strength: 12.55 C Lift Cond Lev (LCL): 907.15 mb = 877.73 m = 2879.65 ft Lev Free Conv (LFC): 842.15 mb = 1459.07 m = 4786.92 ft Equ Level (EL): 822.15 mb = 1645.90 m = 5399.87 ft B at Equ Level: 1.28 J/kg Max Parcel Lev (MPL): 812.15 mb = 1741.29 m = 5712.82 ft Wind level data Storm motion: 252 at 16 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 ---------------------------------------------------------- 0 997 118 180 3 0.0 3.0 | 82 15 -15.2 -2.0 1 925 724 215 27 15.5 22.1 | 181 17 0.3 17.1 2 850 1387 220 29 18.6 22.2 | 191 18 3.5 17.2 3 700 2889 220 27 17.4 20.7 | 188 16 2.2 15.7 4 500 5390 230 13 10.0 8.4 | 122 6 -5.2 3.3 5 400 6970 275 7 7.0 -0.6 | 55 10 -8.2 -5.6 6 300 8930 295 7 6.3 -3.0 | 48 12 -8.8 -8.0 7 250 10110 300 15 13.0 -7.5 | 10 13 -2.2 -12.5 8 208 11273 285 11 10.6 -2.8 | 30 9 -4.6 -7.9 9 200 11520 270 11 11.0 -0.0 | 40 7 -4.2 -5.0 10 150 13360 250 27 25.4 9.2 | 248 11 10.2 4.2 11 100 15950 245 17 15.4 7.2 | 186 2 0.2 2.2 12 70 18210 280 9 8.9 -1.6 | 44 9 -6.3 -6.6 Wind Parameters Mean winds (0-6000m): 221.7 at 21.3 knts Storm direction: 251.7 at 16.0 knts Shear (0-3000m) pos: 4.3 neg: 0.2 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 104.2 deg Storm rel helicity (0-3000m) pos: 113.6 neg: -5.7 tot: 107.8 m^2/s^2 ave: 35.9 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.71 Bulk Shear: 10.71 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 ------------------------------------------------------------------------------- 500 211 13 125 10| 20.8 0.0 20.8| 79.4 0.0 79.4 158.8 0.99| 21.7 21.5 1000 214 20 161 12| 13.3 0.0 13.3|107.8 0.0 107.8 107.8 0.98| 14.4 14.1 1500 217 23 173 13| 9.1 0.0 9.1|113.6 -0.6 113.0 75.3 0.97| 10.1 9.8 2000 218 24 178 14| 6.8 0.2 7.0|113.6 -2.1 111.5 55.8 0.94| 7.7 7.3 2500 218 25 181 15| 5.4 0.3 5.7|113.6 -3.5 110.0 44.0 0.91| 6.3 5.7 3000 218 25 182 15| 4.3 0.2 4.5|113.6 -5.7 107.8 35.9 0.84| 5.6 4.7 4000 219 25 182 14| 2.5 0.2 2.7|113.6 -13.3 100.3 25.1 0.65| 4.9 3.2 5000 220 23 179 13| 1.4 0.1 1.6|113.6 -22.3 91.3 18.3 0.46| 4.5 2.1 6000 222 21 175 11| 0.9 0.1 1.0|113.6 -31.4 82.2 13.7 0.28| 4.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251017.00.gif