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 U4122... Searching the city database file for: U4122 ... Date:0000Z 9 DEC 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 163 0 0 SFC 994 204 -39.9 -44.6 61 4.7 -40.0 0 0 233.7 233.7 233.5 233.8 0.07 2 977 324 -34.7 -39.1 64 4.4 -34.9 328 3 240.0 240.1 239.8 240.4 0.13 3 925 714 -26.5 -30.7 68 4.2 -26.9 225 11 252.2 252.3 251.3 253.1 0.32 4 906 862 -23.5 -27.8 68 4.3 -23.9 220 11 256.8 256.9 255.5 258.0 0.43 5 850 1320 -24.7 -28.5 71 3.8 -25.1 205 13 260.3 260.3 258.3 261.5 0.43 6 700 2728 -31.1 -34.5 72 3.4 -31.4 220 9 268.0 268.1 263.9 268.9 0.29 7 606 3738 -35.5 -39.0 70 3.5 -35.7 239 8 274.3 274.3 268.0 274.9 0.22 8 500 5050 -43.9 -47.5 67 3.6 -44.0 265 7 279.5 279.5 271.1 279.9 0.10 9 400 6510 -54.5 -58.1 64 3.6 -54.5 245 5 284.2 284.2 273.6 284.3 0.04 10 371 6990 -57.5 -61.0 64 3.5 -57.5 240 5 286.4 286.4 274.8 286.5 0.03 11 370 7007 -57.5 -61.0 64 3.5 -57.5 240 5 286.6 286.6 274.9 286.7 0.03 12 300 8330 -59.5 -63.2 62 3.7 -59.5 215 5 301.5 301.5 282.0 301.6 0.03 13 271 8961 -61.5 -64.9 64 3.4 -61.5 207 4 307.5 307.5 284.4 307.5 0.02 14 250 9460 -61.3 -64.8 63 3.5 -61.3 200 3 314.9 314.9 287.1 315.0 0.03 15 200 10850 -60.1 -63.9 61 3.8 -60.2 185 5 337.6 337.6 293.7 337.7 0.04 16 169 11903 -59.1 -63.1 60 4.0 -59.2 185 6 355.9 355.9 297.9 356.1 0.05 17 150 12650 -59.3 -63.3 60 4.0 -59.4 185 7 367.9 367.9 300.2 368.1 0.05 18 100 15180 -60.9 -64.7 61 3.8 -61.0 205 17 410.1 410.1 306.6 410.4 0.06 19 70 17390 -62.9 -67.0 58 4.1 -63.0 195 23 449.8 449.8 310.8 450.2 0.07 20 50 19440 -66.1 -70.0 58 3.9 -66.2 210 35 487.7 487.7 314.1 488.1 0.06 21 43 20354 -66.3 -70.2 58 3.9 -66.4 508.7 508.7 315.6 509.2 0.07 TRP 371 6990 -57.5 -61.0 64 3.5 -57.5 240 5 286.4 286.4 274.8 286.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 4887.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 69.58 % Est. max temperature: -13.04 C = 8.52 F Sfc-Lift cond lev (LCL): 915.14 mb = 790.55 m = 2593.64 ft T: -24.95 C 700-500 lapse rate: 5.51 C/km ThetaE index: 0.00 C Layer 994.0- -0.0 mb Conv cond level (CCL): 994.00 mb = 204.29 m = 670.23 ft Mean mixing ratio: 0.26 g/kg Conv temperature: -32.09 C = -25.77 F Cap Strength: 22.49 C Lifted Index: 25.57 C Risk: None Lifted Index @300 mb: 37.63 C Lifted Index @700 mb: 17.92 C Showalter Index: 14.85 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 15.40 C K Index: -12.70 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 77.81 J/kg Max Up Vert Vel: 12.48 m/s Conv Inhibition (B-): 43938.92 J/kg Cap Strength: 25.41 C Lift Cond Lev (LCL): 896.23 mb = 940.04 m = 3084.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 6 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 ---------------------------------------------------------- 0 994 204 0 0 -0.0 -0.0 | 79 6 -6.3 -1.2 1 925 714 225 11 7.8 7.8 | 193 7 1.5 6.6 2 850 1320 205 13 5.5 11.8 | 176 11 -0.8 10.6 3 700 2728 220 9 5.8 6.9 | 175 6 -0.5 5.7 4 500 5050 265 7 7.0 0.6 | 309 1 0.7 -0.6 5 400 6510 245 5 4.5 2.1 | 118 2 -1.7 0.9 6 371 6990 240 5 4.3 2.5 | 124 2 -1.9 1.3 7 300 8330 215 5 2.9 4.1 | 131 4 -3.4 2.9 8 250 9460 200 3 1.0 2.8 | 107 5 -5.2 1.6 9 200 10850 185 5 0.4 5.0 | 123 7 -5.8 3.8 10 150 12650 185 7 0.6 7.0 | 136 8 -5.7 5.8 11 100 15180 205 17 7.2 15.4 | 184 14 0.9 14.2 12 70 17390 195 23 6.0 22.2 | 179 21 -0.3 21.0 13 50 19440 210 35 17.5 30.3 | 201 31 11.2 29.1 Wind Parameters Mean winds (0-6000m): 229.3 at 8.5 knts Storm direction: 259.3 at 6.4 knts Shear (0-3000m) pos: 0.9 neg: 2.2 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 103.8 deg Storm rel helicity (0-3000m) pos: 1.5 neg: -19.1 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.58 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 59.10 Bulk Shear: 1.32 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 ------------------------------------------------------------------------------- 500 225 5 137 4| 0.0 11.1 11.1| 0.0 -12.4 -12.4 -24.8 -0.82| 18.7-15.4 1000 219 9 171 6| 0.0 6.5 6.5| 0.0 -17.4 -17.4 -17.4 -0.77| 11.5 -8.9 1500 214 10 174 7| 0.2 4.3 4.6| 0.4 -18.7 -18.3 -12.2 -0.72| 8.4 -6.0 2000 213 10 175 7| 0.6 3.2 3.9| 0.6 -18.8 -18.2 -9.1 -0.67| 6.8 -4.5 2500 214 10 175 7| 0.8 2.6 3.4| 0.6 -19.1 -18.6 -7.4 -0.64| 5.8 -3.7 3000 215 10 175 7| 0.9 2.2 3.1| 1.5 -19.1 -17.7 -5.9 -0.58| 5.1 -2.9 4000 220 9 178 6| 1.1 1.6 2.7| 2.6 -19.1 -16.6 -4.1 -0.49| 4.2 -2.0 5000 225 9 181 5| 1.1 1.3 2.4| 3.1 -19.1 -16.1 -3.2 -0.40| 3.6 -1.4 6000 229 9 182 4| 0.9 1.1 2.0| 3.1 -19.2 -16.1 -2.7 -0.39| 3.2 -1.2 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251209.00.gif