Temperature
68 F at 8 PM; 83 F at its warmest, 4 PM, and 54 F at its coolest, 4 AM.
- Now
- 68F
- 8 PM
- Highest
- 83F
- 4 PM
- Lowest
- 54F
- 4 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Airports/California/Hayward Executive Airport
Hayward Executive Airport, California
Small airport in Alameda County, California64°
84°/54°
Clear·
Feels like 64°·Light air 3 mph W
Now. Hayward Executive Airport is 64° and clear at 11 PM. The dew point is 44°, so the air feels dry and comfortable. Light air from the west at 3 mph.
Today and tonight. Tonight falls to about 58° by 6 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 86°, and the coolest Monday, near 62°. Rain is possible Tuesday (35%).
The sky now. The Moon is a waxing crescent, 27% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the south-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 15 minutes long, 2 minutes shorter than yesterday.
0UV Low
44Air quality
48%Humidity
0%Cloud
Now
11:00 PM
64feels64
now, clear
Today
Oct 15
8454
UV 6
Fri
Oct 16
8658
UV 6
Sat
Oct 17
8461
UV 6
Sun
Oct 18
7056
14mph
Mon
Oct 19
6254
25%
17mph
Tue
Oct 20
6353
35%
Wed
Oct 21
6653
25%
64°
84°54°
86°58°
84°61°
70°56°
62°54°
63°53°
66°53°
As of 11:00 PM in Hayward Executive Airport, California.
Air quality
The air at Hayward Executive Airport
Index 44, good, led by ozone. Read at 10 PM from its reporting area, Fremont (CA), 9 miles off.
44Good
- Fine particles (PM2.5)-13 mi
- Ozone44Good12 ppb13 mi
- Nitrogen dioxide22Good23.6 ppb13 mi
- Sulfur dioxide0Good0.3 ppb13.9 mi
- Carbon monoxide-0.5 ppm13 mi
The days ahead
Good each day through Tue Oct 20, led by ozone. Yesterday measured 33, good.
GoodModerate
- 33YesterdayOct 14
- 48TodayOct 15
- 43FriOct 16
- GoodSatOct 17
- GoodSunOct 18
- GoodMonOct 19
- GoodTueOct 20
Smoke, the next 43 hours
Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.
Precipitation
What has fallen at Hayward Executive Airport
None in the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.00in
Visibility
How far you can see at Hayward Executive Airport, the next 43 hours
Visibility stays 10 miles or more through Sat 5 PM.
F
Now, today, and the week
Weather instrument stations by state
Airfield
- Code
- HWD
- ICAO
- KHWD
- IATA
- HWD
- Field elevation
- 52 ft
- Serves
- Hayward
- Kind
- Small airport
- Scheduled service
- No
- Its own instrument
- HWD
- Wind now
- From 70° at 5 mph, read 15 Oct, 22:54
Runways
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 10L / 28R | 3,108 ft | 75 ft | Asphalt | 121° / 301° | 3 mph head, on 10L | 4 mph from the left |
| 10R / 28L | 5,694 ft | 150 ft | Asphalt | 120° / 300° | 3 mph head, on 10R | 4 mph from the left |
Measured here
What the airfield's own instrument measured, the last 24 hours
Every hour from Hayward (HWD), Hayward Executive Airport's own instrument, measure by measure, on the field's own clock.
Humidity and dew point
A dew point of 55 F, the air 63% saturated; the humidity ran from 25% at 2 PM to 66% at 7 PM.
- Dew point now
- 55F
- 8 PM
- Humidity now
- 63%
- Humidity, range
- 25 to 66%
How it is measured: Humidity variables, Field Book FB-WAT-002
Wind
4 mph from the south southwest at 8 PM; at its strongest 9 mph, 5 AM, and no gust reported.
- Now
- 4mph
- from the south southwest
- Strongest
- 9mph
- 5 AM
- Highest gust
- -
- none reported
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
Pressure
30.06 inHg at 8 PM, rising 0.03 inHg over 3 hours; 0.04 inHg lower than a day before.
- Now
- 30.06inHg
- 8 PM
- 3 hours
- +0.03inHg
- rising
- 24 hours
- -0.04inHg
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Visibility
10 miles or more every hour.
- Now
- 10+mi
- Lowest
- 10+mi
- Hours under a mile
- 0
How it is measured: Fog types, Field Book FB-WAT-020
Precipitation
None measured in the gauge in the last 24 hours.
- Last 24 hours
- 0.00in
- Wettest hour
- -
- Hours with some
- 0
How it is measured: ASOS, Field Book FB-INS-002
Hayward: every reading, the last 7 days, 30 days and the year, and how well it reports
What is measuring near here
The 5 instruments nearest Hayward Executive Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.
measured now3 instruments
HaywardHWD
At an airfield/0.1 mi away/29 ft/23 ft below here
temp, wind, gust, visibility, precip, pressure
San Leandro 4NE - Upper San Leandro ResUSVC1
At a river or reservoir gauge/7.4 mi away/466 ft/414 ft above here
temp, wind, gust, humidity, pressure
I-580 - I-205CF133
Beside a road/30.6 mi away/301 ft/249 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Castro Valley 1.7 WNWCA-AL-43
In a volunteer observer's own ground/4.3 mi away/469 ft/417 ft above here
precip, snowfall, snow depth
Oakland - Upper San LeanfroUSLC1
At a cooperative observer's station/8.2 mi away/316 ft/264 ft above here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
-
Snow on the ground
Elsewhere in California
33 places, each with its own forecast and its own instruments.
Big Bear Mountainski areaBishopcityBridgeporttownChina Peakski areaDodge Ridgeski areaDonner PassfeatureFresnocityHeavenlysurveyed ski areaHomewoodski areaJune Mountainski areaKirkwoodsurveyed ski areaLos AngelescityMammoth LakestownMammoth Mountainsurveyed ski areaMount ShastafeatureMount Shasta CitycityMount Shasta Ski Parkski areaMount WhitneyfeatureMountain Highski areaNorthstarsurveyed ski areaPalisades Tahoesurveyed ski areaReddingcitySacramentocitySan DiegocitySan FranciscocitySierra NevadafeatureSierra-at-Tahoeski areaSnow Valleyski areaSouth Lake TahoecitySugar Bowlski areaSusanvillecityTruckeetownYosemitefeature
Near Hayward Executive Airport
The nearest places, each with its own forecast and the instruments nearest it.
- San Lorenzocommunity, 1 mi
- Cherrylandcommunity, 2 mi
- Haywardcity, 3 mi
- Ashlandcommunity, 3 mi
- Castro Valleycommunity, 4 mi
- Fairviewcommunity, 4 mi
- San Leandrocity, 4 mi
- Union Citycity, 6 mi
- Norris Canyoncommunity, 9 mi
- Newarkcity, 10 mi
- Alamedacity, 10 mi
- Foster Citycity, 11 mi
Airports near Hayward Executive Airport
- Oakland San Francisco Bay AirportOAK, 7 mi
- San Carlos AirportSQL, 12 mi
- Palo Alto AirportPAO, 14 mi
- San Francisco International AirportSFO, 14 mi
- Livermore Municipal AirportLVK, 17 mi
- Moffett Federal AirfieldNUQ, 17 mi
- Mineta San Jose International AirportSJC, 23 mi
- Half Moon Bay AirportHAF, 23 mi