UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112612.upa.cvt Date: 1200Z 26 NOV 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 26 NOV 25 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 1023 46 -32.9 -36.8 68 3.9 -33.1 250 1 238.7 238.7 238.6 239.1 0.16 1 1021 59 -30.7 -34.4 70 3.7 -30.9 244 1 241.0 241.0 240.9 241.6 0.20 2 1017 87 -27.9 -31.6 71 3.7 -28.2 233 2 244.1 244.1 243.9 244.8 0.27 3 1015 101 -23.5 -27.0 73 3.5 -23.8 228 2 248.6 248.7 248.3 249.7 0.41 4 1000 209 -23.1 -26.6 73 3.5 -23.5 185 3 250.1 250.1 249.7 251.2 0.43 5 925 781 -22.3 -26.0 72 3.7 -22.7 165 13 256.5 256.6 255.4 257.9 0.50 6 850 1405 -20.5 -23.1 80 2.6 -20.9 190 21 264.7 264.8 262.2 266.6 0.70 7 838 1510 -20.3 -22.8 80 2.5 -20.7 190 21 266.0 266.1 263.2 268.0 0.73 8 836 1528 -20.5 -23.0 80 2.5 -20.9 190 21 265.9 266.0 263.2 268.0 0.72 9 700 2817 -30.5 -33.9 72 3.4 -30.8 195 23 268.7 268.8 264.4 269.6 0.31 10 676 3064 -32.7 -36.0 72 3.3 -32.9 198 22 268.9 269.0 264.4 269.7 0.26 11 652 3320 -30.7 -34.0 73 3.3 -31.0 200 21 274.0 274.1 268.0 275.0 0.33 12 500 5160 -42.3 -48.3 52 6.0 -42.5 220 13 281.5 281.5 272.2 281.8 0.10 13 493 5255 -43.1 -49.1 52 6.0 -43.3 218 15 281.6 281.6 272.3 281.9 0.09 14 463 5675 -44.7 -50.7 51 6.0 -44.9 210 22 284.7 284.7 274.0 285.0 0.08 15 434 6108 -44.1 -50.1 51 6.0 -44.3 201 29 290.8 290.8 277.2 291.1 0.09 16 400 6650 -47.1 -53.1 50 6.0 -47.3 190 38 293.8 293.8 278.6 294.0 0.07 17 300 8510 -56.5 -63.5 41 7.0 -56.6 175 40 305.7 305.7 283.7 305.8 0.02 18 272 9130 -59.9 -66.9 40 7.0 -60.0 175 33 309.5 309.5 285.1 309.5 0.02 19 250 9660 -59.3 -66.3 40 7.0 -59.4 170 38 317.9 317.9 288.1 318.0 0.02 20 202 10997 -57.3 -64.3 41 7.0 -57.4 184 38 341.1 341.1 294.6 341.2 0.03 21 200 11060 -57.5 -64.5 41 7.0 -57.6 185 38 341.7 341.7 294.8 341.8 0.03 22 150 12870 -58.1 -66.1 35 8.0 -58.3 170 38 370.0 370.0 300.6 370.1 0.04 23 100 15430 -58.1 -67.1 31 9.0 -58.3 180 42 415.5 415.5 307.2 415.7 0.05 24 70 17670 -59.1 -69.1 26 10.0 -59.5 185 46 457.9 458.0 311.6 458.2 0.05 25 62 18431 -59.1 -69.1 26 10.0 -59.5 474.1 474.1 313.0 474.5 0.06 TRP 272 9130 -59.9 -66.9 40 7.0 -60.0 175 33 309.5 309.5 285.1 309.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 4951.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 70.15 % Est. max temperature: -9.37 C = 15.13 F Sfc-Lift cond lev (LCL): 956.96 mb = 531.76 m = 1744.61 ft T: -22.65 C 700-500 lapse rate: 5.04 C/km ThetaE index: 0.06 C Layer 836.0- 700.0 mb Conv cond level (CCL): 1021.00 mb = 59.39 m = 194.85 ft Mean mixing ratio: 0.44 g/kg Conv temperature: -26.01 C = -14.82 F Cap Strength: 18.62 C Lifted Index: 23.25 C Risk: None Lifted Index @300 mb: 37.23 C Lifted Index @700 mb: 14.30 C Showalter Index: 12.29 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 19.20 C K Index: -4.70 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.78 J/kg Max Up Vert Vel: 7.97 m/s Conv Inhibition (B-): 35894.53 J/kg Cap Strength: 23.01 C Lift Cond Lev (LCL): 917.40 mb = 841.92 m = 2762.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 228 at 13 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 1023 46 250 1 0.9 0.3 | 46 12 -9.0 -8.7 1 1000 209 185 3 0.3 3.0 | 58 11 -9.6 -6.0 2 925 781 165 13 -3.4 12.6 | 105 14 -13.3 3.6 3 850 1405 190 21 3.6 20.7 | 152 13 -6.2 11.7 4 700 2817 195 23 6.0 22.2 | 163 14 -3.9 13.2 5 500 5160 220 13 8.4 10.0 | 122 2 -1.5 1.0 6 400 6650 190 38 6.6 37.4 | 173 29 -3.3 28.4 7 300 8510 175 40 -3.5 39.8 | 157 34 -13.4 30.9 8 272 9130 175 33 -2.9 32.9 | 152 27 -12.8 23.9 9 250 9660 170 38 -6.6 37.4 | 150 33 -16.5 28.4 10 200 11060 185 38 3.3 37.9 | 167 30 -6.6 28.9 11 150 12870 170 38 -6.6 37.4 | 150 33 -16.5 28.4 12 100 15430 180 42 0.0 42.0 | 163 34 -9.9 33.0 13 70 17670 185 46 4.0 45.8 | 171 37 -5.9 36.8 Wind Parameters Mean winds (0-6000m): 197.7 at 17.8 knts Storm direction: 227.7 at 13.4 knts Shear (0-3000m) pos: 2.5 neg: 1.5 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 118.7 deg Storm rel helicity (0-3000m) pos: 83.4 neg: 0.0 tot: 83.4 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.31 Bulk Shear: 24.20 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 ------------------------------------------------------------------------------- 500 179 5 66 11| 0.0 9.0 9.0| 23.6 0.0 23.6 47.3 0.92| 9.2 8.5 1000 171 9 88 11| 3.9 4.5 8.4| 49.7 0.0 49.7 49.7 0.91| 9.0 8.2 1500 179 12 108 11| 4.5 3.0 7.4| 73.6 0.0 73.6 49.1 0.94| 8.3 7.8 2000 184 15 121 10| 3.6 2.2 5.8| 77.0 0.0 77.0 38.5 0.94| 6.5 6.1 2500 187 16 131 11| 3.0 1.8 4.8| 80.5 0.0 80.5 32.2 0.94| 5.4 5.1 3000 188 17 137 11| 2.5 1.5 4.0| 83.4 0.0 83.4 27.8 0.91| 4.8 4.4 4000 192 18 144 10| 1.5 1.1 2.6| 84.8 -0.0 84.8 21.2 0.77| 4.3 3.3 5000 195 17 146 9| 1.0 0.9 1.9| 84.8 -1.6 83.2 16.6 0.62| 4.0 2.5 6000 198 18 151 9| 0.8 2.0 2.9| 87.7 -4.3 83.5 13.9 0.47| 4.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251126.12.gif