Alexander Bay Impact Outlook

Source: WRF d02 — init 2026-10-07 14:00 SAST (2026-10-07 12:00 UTC) (20261007_12z). Times shown are SAST.

Next 24h at a glance: STORM RAIN WIND HI WBGT FROST FIRE

Demonstration product; see dashboard for the full disclaimer. Not an official warning service. Drag the slider below (or tap any hour) to see every category's status at one specific time together.
Show:
O OK / favorable, no action needed C Caution / marginal, some care advised D Danger / act now, see the category's narrative below for specifics
08 Oct
06:00
07:00
08:00
09:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
09 Oct
00:00
01:00
02:00
03:00
04:00
05:00
06:00
07:00
08:00
09:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
10 Oct
00:00
01:00
02:00
03:00
04:00
05:00
06:00
07:00
08:00
09:00
10:00
11:00
12:00
13:00
14:00

Storm / Lightning

Storm/lightning-proxy risk (CAPE + graupel flux + reflectivity + hail)

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

Heavy Rain

Hourly rainfall rate

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

Wind

10 m wind gust

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
C
C
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

Moderate wind near 17:00 SAST; may affect ball sports/equipment.

Demonstration product; not an official warning service.

Breezy conditions possible near 17:00 SAST.

Demonstration product; not an official warning service.

More detail

Hours per day with damaging wind:

Date (SAST)Hours >=strong breezeHours >=gale
08 Oct00
09 Oct20
10 Oct00

Heat Index

NWS apparent-temperature (temp + humidity, public-facing heat metric)

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

Athlete Heat (WBGT)

Simplified outdoor Wet Bulb Globe Temperature

O
O
O
O
O
O
O
C
C
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

Moderate heat load expected (peak WBGT approx 19 degC around 14:00 SAST). Athletes not yet used to these conditions should ease into full-intensity outdoor sessions and keep fluids available; a short acclimatization block is worth considering if this pattern continues.

Demonstration product; not an official warning service.

Frost

2 m temperature + radiative-cooling conditions

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

More detail

Hours per night below each frost threshold:

Date (SAST)Hours <2CHours <0CHours <-2C
08 Oct000
09 Oct000
10 Oct000

Fire Danger

Fire-weather proxy: low humidity + wind + within-window dry spell.

O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

No elevated risk expected this window; no adjustment needed.

Demonstration product; not an official warning service.

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