Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
68 mi (110 km)
Bearing
203.4°
Terrain
BLOCKED
Propagation
68/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
160.9
dB
Gaseous (O₂+H₂O)
3.9
dB
Diffraction loss
111.2
dB
TOTAL PATH LOSS
276.0
dB
Gas rate: 0.0354 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 7.7 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-276.0
dB
RX Ant Gain
30.0
dBi
RX Power
-198.0
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-58.0
dB
Path Weather Avg
Temperature
81.4°F
27.4°C
Dewpoint
46.3°F
7.9°C
T/Td Gap
35.1°F
Abs Humidity
7.7 g/m³
Pressure
987.3 mb
PWAT
16.6 mm
BL Depth
2320.6 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
82
PWAT
80
Humidity
50
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.0, -96.1 | 27.0°C | 11.3°C | 994.9 mb | 2300.2 m | 18.3 mm | ||
| 13% | 33.9, -96.2 | 26.7°C | 10.5°C | 996.3 mb | 2291.1 m | 18.3 mm | ||
| 25% | 33.8, -96.3 | 27.9°C | 9.3°C | 998.0 mb | 2326.7 m | 17.7 mm | ||
| 38% | 33.7, -96.3 | 27.1°C | 10.1°C | 995.3 mb | 2304.6 m | 17.7 mm | ||
| Midpoint | 33.6, -96.4 | 27.4°C | 7.8°C | 993.1 mb | 2308.3 m | 16.7 mm | ||
| 63% | 33.5, -96.4 | 27.2°C | 5.5°C | 987.3 mb | 2248.2 m | 14.7 mm | ||
| 75% | 33.3, -96.5 | 27.5°C | 5.7°C | 993.7 mb | 2316.3 m | 14.8 mm | ||
| 88% | 33.2, -96.6 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm | ||
| Destination | 33.1, -96.6 | 28.4°C | 6.3°C | 993.9 mb | 2499.5 m | 17.5 mm |
Midpoint vertical profile
17-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
75
at 10:00 UTC
Worst:
67
at 01:00 UTC