UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for SP372... Searching the city database file for: SP372 ... Date:1200Z 1 DEC 25 Station: SP372 WMO ident: 84372 ------------------------------------------------------------------------------- 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 85 0 0 SFC 997 112 24.4 23.9 97 0.5 24.0 0 0 297.8 301.3 297.3 353.2 19.05 2 925 773 24.0 19.7 77 4.3 20.9 10 14 303.8 306.8 296.8 350.9 15.81 3 850 1510 20.4 14.4 68 6.0 16.4 355 13 307.5 309.8 295.4 344.4 12.23 4 700 3164 11.2 6.4 72 4.8 8.3 295 11 314.9 316.5 294.8 341.9 8.65 5 500 5890 -6.9 -8.9 86 2.0 -7.8 360 3 324.6 325.4 293.7 337.6 3.90 6 400 7600 -16.9 -19.7 79 2.8 -17.8 85 13 333.0 333.4 294.3 340.1 2.01 7 300 9700 -30.1 -56.1 6 26.0 -32.2 255 22 343.0 343.0 295.1 343.2 0.06 8 250 10970 -41.9 -60.9 11 19.0 -42.7 255 26 343.8 343.8 295.3 344.0 0.04 9 200 12440 -52.7 -70.7 10 18.0 -53.0 255 28 349.3 349.3 296.5 349.4 0.01 10 150 14240 -65.9 -78.9 15 13.0 -66.0 260 28 356.6 356.6 298.0 356.6 0.01 11 100 16600 -79.9 -88.9 21 9.0 -79.9 305 30 373.4 373.4 301.1 373.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 576.24 mb = 4850.81 m = 15914.53 ft Wetbulb zero: 596.83 mb = 4455.75 m = 14618.42 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 76.63 % Est. max temperature: 34.24 C = 93.63 F Sfc-Lift cond lev (LCL): 990.22 mb = 171.77 m = 563.55 ft T: 24.36 C 700-500 lapse rate: 6.64 C/km ThetaE index: 15.56 C Layer 925.0- 400.0 mb Conv cond level (CCL): 820.12 mb = 1814.88 m = 5954.27 ft Mean mixing ratio: 16.76 g/kg Conv temperature: 35.47 C = 95.84 F Cap Strength: 2.78 C Lifted Index: -4.46 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.46 C Lifted Index @700 mb: 0.22 C Showalter Index: -1.88 C Risk: Thunderstorms probable Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 21.30 C K Index: 36.90 Risk: > 80 % chance of thunderstorms Sweat Index: 201.80 Risk: None Energy Index: -1.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1147.46 J/kg Max Up Vert Vel: 47.91 m/s Conv Inhibition (B-): 131.27 J/kg Cap Strength: 2.78 C Lift Cond Lev (LCL): 905.84 mb = 955.44 m = 3134.61 ft Lev Free Conv (LFC): 680.84 mb = 3388.85 m = 11118.14 ft Equ Level (EL): 180.84 mb = 13070.12 m = 42880.44 ft B at Equ Level: 1138.64 J/kg Wind level data Storm motion: 1 at 7 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 ---------------------------------------------------------- 0 997 112 0 0 -0.0 -0.0 | 181 7 0.1 6.7 1 925 773 10 14 -2.4 -13.8 | 18 7 -2.3 -7.0 2 850 1510 355 13 1.1 -13.0 | 348 6 1.3 -6.2 3 700 3164 295 11 10.0 -4.6 | 258 10 10.1 2.1 4 500 5890 360 3 -0.0 -3.0 | 182 4 0.1 3.7 5 400 7600 85 13 -13.0 -1.1 | 114 14 -12.8 5.6 6 300 9700 255 22 21.3 5.7 | 240 25 21.4 12.4 7 250 10970 255 26 25.1 6.7 | 242 29 25.3 13.5 8 200 12440 255 28 27.0 7.2 | 243 31 27.2 14.0 9 150 14240 260 28 27.6 4.9 | 247 30 27.7 11.6 10 100 16600 305 30 24.6 -17.2 | 293 27 24.7 -10.5 Wind Parameters Mean winds (0-6000m): 331.3 at 9.0 knts Storm direction: 1.3 at 6.7 knts Shear (0-3000m) pos: 1.8 neg: 2.1 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 78.9 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -30.7 tot: -30.7 m^2/s^2 ave: -10.2 10^-3 m/s^2 rel: -0.62 Storm rel vorticity (0-3000m) horiz: 5.2 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 242.29 Bulk Shear: 4.74 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 11 5 153 2| 10.9 0.0 10.9| 0.0 -0.8 -0.8 -1.6 -0.35| 11.6 -4.0 1000 8 9 26 3| 5.4 1.6 7.0| 0.0 -3.8 -3.8 -3.8 -0.34| 8.3 -2.8 1500 4 11 9 4| 3.6 1.4 5.0| 0.0 -8.5 -8.5 -5.7 -0.43| 6.5 -2.8 2000 358 11 354 4| 2.7 1.8 4.5| 0.0 -15.4 -15.4 -7.7 -0.53| 5.9 -3.1 2500 352 11 338 5| 2.2 2.0 4.2| 0.0 -22.7 -22.7 -9.1 -0.59| 5.5 -3.2 3000 345 11 324 5| 1.8 2.1 4.0| 0.0 -30.7 -30.7 -10.2 -0.62| 5.2 -3.3 4000 336 11 305 6| 1.7 1.6 3.3| 1.6 -31.4 -29.7 -7.4 -0.53| 4.5 -2.4 5000 333 10 295 5| 1.5 1.3 2.7| 1.6 -33.2 -31.6 -6.3 -0.53| 4.0 -2.1 6000 331 9 284 5| 1.3 1.1 2.4| 1.6 -35.5 -33.9 -5.6 -0.55| 3.7 -2.0 Wrote GIF file: /home/apache/climate/data/raob//SP372/skewt/SP372.skewt.20251201.12.gif