UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 10 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 80 SFC 982 205 -35.1 -40.0 61 4.9 -35.3 160 3 239.3 239.3 239.1 239.6 0.12 2 948 449 -29.9 -34.3 65 4.4 -30.2 210 7 247.0 247.0 246.5 247.6 0.22 3 925 621 -31.3 -35.5 66 4.2 -31.6 245 9 247.3 247.3 246.7 247.9 0.20 4 850 1234 -27.3 -31.0 71 3.7 -27.6 210 7 257.5 257.6 255.9 258.5 0.34 5 847 1259 -27.1 -30.8 71 3.7 -27.4 210 7 258.0 258.1 256.3 259.0 0.35 6 816 1530 -22.5 -25.2 79 2.7 -22.8 211 10 265.7 265.8 262.7 267.4 0.60 7 781 1852 -21.5 -23.9 81 2.4 -21.8 212 13 270.1 270.2 266.1 272.1 0.71 8 705 2601 -24.7 -27.4 78 2.7 -25.1 215 20 274.6 274.7 268.8 276.3 0.57 9 700 2653 -25.1 -28.1 76 3.0 -25.5 215 21 274.7 274.8 268.8 276.3 0.54 10 669 2979 -28.5 -30.9 80 2.4 -28.7 216 23 274.5 274.5 268.5 275.8 0.43 11 640 3296 -29.9 -33.4 71 3.5 -30.2 216 25 276.4 276.4 269.6 277.5 0.36 12 630 3407 -31.9 -36.5 64 4.6 -32.3 217 25 275.3 275.4 268.8 276.2 0.27 13 597 3783 -37.3 -44.3 48 7.0 -37.6 217 28 273.3 273.4 267.2 273.7 0.12 14 500 4980 -47.5 -54.5 44 7.0 -47.6 220 35 275.1 275.1 268.2 275.3 0.05 15 499 4993 -47.7 -47.7 100 0.0 -47.7 220 35 275.0 275.1 268.2 275.4 0.10 16 400 6420 -59.7 -66.7 40 7.0 -59.7 220 42 277.4 277.4 269.6 277.4 0.01 17 390 6577 -61.1 -68.1 39 7.0 -61.2 217 40 277.6 277.6 269.7 277.6 0.01 18 309 8017 -60.5 -68.5 34 8.0 -60.6 193 21 297.5 297.5 280.3 297.6 0.01 19 302 8159 -60.5 -68.5 34 8.0 -60.6 191 20 299.5 299.5 281.1 299.5 0.01 20 300 8200 -60.5 -68.5 34 8.0 -60.6 190 19 300.1 300.1 281.4 300.1 0.01 21 250 9340 -60.3 -69.3 30 9.0 -60.4 195 15 316.4 316.4 287.6 316.5 0.01 22 230 9859 -60.3 -70.3 26 10.0 -60.4 167 11 324.1 324.1 290.0 324.1 0.01 23 227 9940 -60.3 -70.3 26 10.0 -60.4 163 11 325.3 325.3 290.4 325.3 0.01 24 200 10730 -59.5 -72.5 17 13.0 -59.6 120 5 338.5 338.5 294.0 338.6 0.01 25 185 11219 -60.9 -74.9 14 14.0 -61.0 140 10 343.9 343.9 295.3 343.9 0.01 26 150 12530 -60.9 -75.9 12 15.0 -61.0 195 25 365.2 365.2 299.7 365.2 0.01 27 123 13757 -61.3 -76.3 12 15.0 -61.5 193 26 385.8 385.8 303.2 385.8 0.01 28 103 14849 -63.1 -79.1 10 16.0 -63.3 190 27 402.4 402.4 305.5 402.4 0.01 29 100 15030 -63.1 -79.1 10 16.0 -63.3 190 27 405.8 405.8 306.0 405.8 0.01 30 91 15607 -63.1 -79.1 10 16.0 -63.3 185 25 416.9 416.9 307.3 416.9 0.01 31 72 17030 -66.1 -82.1 9 16.0 -66.2 172 20 439.4 439.4 309.8 439.5 0.01 32 70 17200 -67.3 -83.3 9 16.0 -67.5 170 19 440.4 440.4 309.9 440.4 0.01 33 65 17647 -70.5 -85.5 9 15.0 -70.6 173 23 442.8 442.8 310.1 442.9 0.00 34 50 19200 -74.3 -88.3 10 14.0 -74.4 185 38 468.4 468.4 312.5 468.4 0.00 35 48 19438 -74.5 -88.5 10 14.0 -74.6 473.4 473.4 312.9 473.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 4900.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 65.22 % Est. max temperature: -12.84 C = 8.88 F Sfc-Lift cond lev (LCL): 902.35 mb = 800.73 m = 2627.03 ft T: -30.13 C 700-500 lapse rate: 9.63 C/km Conv cond level (CCL): 982.00 mb = 204.61 m = 671.27 ft Mean mixing ratio: 0.21 g/kg Conv temperature: -34.51 C = -30.12 F Cap Strength: 25.28 C Lifted Index: 22.47 C Risk: None Lifted Index @300 mb: 37.10 C Lifted Index @700 mb: 24.51 C Showalter Index: 13.68 C Risk: None Total Totals Index: 36.70 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 16.50 C K Index: -13.80 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.06 J/kg Max Up Vert Vel: 8.95 m/s Conv Inhibition (B-): 41462.49 J/kg Cap Strength: 25.15 C Lift Cond Lev (LCL): 868.79 mb = 1075.48 m = 3528.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 18 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 ---------------------------------------------------------- 0 982 205 160 3 -1.0 2.8 | 78 18 -17.5 -3.6 1 925 621 245 9 8.2 3.8 | 73 9 -8.3 -2.6 2 850 1234 210 7 3.5 6.1 | 88 13 -12.9 -0.3 3 700 2653 215 21 12.0 17.2 | 158 12 -4.4 10.8 4 500 4980 220 35 22.5 26.8 | 197 21 6.1 20.4 5 400 6420 220 42 27.0 32.2 | 202 28 10.6 25.8 6 300 8200 190 19 3.3 18.7 | 133 18 -13.1 12.3 7 250 9340 195 15 3.9 14.5 | 123 15 -12.5 8.1 8 200 10730 120 5 -4.3 2.5 | 79 21 -20.8 -3.9 9 150 12530 195 25 6.5 24.1 | 151 20 -10.0 17.7 10 100 15030 190 27 4.7 26.6 | 150 23 -11.7 20.2 11 70 17200 170 19 -3.3 18.7 | 122 23 -19.7 12.3 12 50 19200 185 38 3.3 37.9 | 157 34 -13.1 31.4 Wind Parameters Mean winds (0-6000m): 218.7 at 23.5 knts Storm direction: 248.7 at 17.6 knts Shear (0-3000m) pos: 3.5 neg: 1.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 64.5 neg: -5.4 tot: 59.1 m^2/s^2 ave: 19.7 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.02 Bulk Shear: 39.45 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 ------------------------------------------------------------------------------- 500 231 6 78 12| 9.0 0.0 9.0| 10.5 -5.4 5.0 10.1 0.05| 10.7 0.5 1000 229 7 81 11| 4.5 2.2 6.7| 16.2 -5.4 10.7 10.7 0.18| 7.5 1.3 1500 222 8 87 11| 3.0 2.0 5.0| 29.2 -5.4 23.8 15.8 0.35| 6.6 2.3 2000 219 9 95 11| 3.3 1.5 4.8| 42.8 -5.4 37.3 18.7 0.48| 6.2 3.0 2500 218 11 105 10| 3.6 1.2 4.7| 55.9 -5.4 50.5 20.2 0.56| 6.0 3.3 3000 217 13 115 9| 3.5 1.0 4.5| 64.5 -5.4 59.1 19.7 0.59| 5.5 3.2 4000 217 17 137 9| 3.4 0.7 4.1| 82.5 -5.4 77.1 19.3 0.61| 4.9 3.0 5000 218 20 158 10| 3.3 0.6 3.9|100.0 -5.4 94.6 18.9 0.61| 4.5 2.7 6000 219 24 172 12| 2.8 0.8 3.6|110.9 -5.4 105.5 17.6 0.58| 4.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251210.00.gif